File Coverage

blib/lib/Guacamole.pm

Criterion	Covered	Total	%
statement	61	61	100.0
branch	7	8	87.5
condition			n/a
subroutine	6	6	100.0
pod	0	2	0.0
total	74	77	96.1

line	stmt	bran	sub	pod	time	code
1						package Guacamole;
2						our $AUTHORITY = 'cpan:XSAWYERX';
3						# ABSTRACT: A parser toolkit for Standard Perl
4						$Guacamole::VERSION = '0.007';
5	35		35		299	use strict;
	35				75
	35				1176
6	35		35		209	use warnings;
	35				73
	35				990
7	35		35		15883	use Marpa::R2;
	35				4989988
	35				2137
8						use constant {
9	35				50538	'DEBUG' => 0,
10	35		35		351	};
	35				81
11
12						my $grammar_source = q{
13						lexeme default = latm => 1
14						:default ::= action => [ name, start, length, values ]
15
16						Program ::= StatementSeq
17
18						StatementSeq ::= Statement
19						\| Statement Semicolon
20						\| Statement Semicolon StatementSeq
21						\| BlockStatement
22						\| BlockStatement StatementSeq
23
24						# Statements that end with a block and do not need a semicolon terminator.
25						BlockStatement ::= LoopStatement
26						\| PackageStatement
27						\| SubStatement
28						\| Condition
29						\| BlockNonEmpty
30
31						Statement ::= BlockLevelExpression StatementModifier
32						\| BlockLevelExpression
33						\| EllipsisStatement
34						\| UseStatement
35						\| NoStatement
36						\| RequireStatement
37						\| PackageDeclaration
38						\| SubDeclaration
39
40						LoopStatement ::= ForStatement
41						\| WhileStatement
42						\| UntilStatement
43
44						ForStatement ::= ForStatementOp LParen Statement Semicolon Statement Semicolon Statement RParen Block ContinueExpr
45						\| ForStatementOp LParen Statement Semicolon Statement Semicolon Statement RParen Block
46						\| ForStatementOp OpKeywordMy VarScalar LParen Expression RParen Block ContinueExpr
47						\| ForStatementOp OpKeywordMy VarScalar LParen Expression RParen Block
48						\| ForStatementOp VarScalar LParen Expression RParen Block ContinueExpr
49						\| ForStatementOp VarScalar LParen Expression RParen Block
50						\| ForStatementOp LParen Semicolon Semicolon RParen Block ContinueExpr
51						\| ForStatementOp LParen Semicolon Semicolon RParen Block
52						\| ForStatementOp LParen Expression RParen Block ContinueExpr
53						\| ForStatementOp LParen Expression RParen Block
54
55						ContinueExpr ::= OpKeywordContinue Block
56
57						ForStatementOp ::= OpKeywordFor
58						\| OpKeywordForeach
59
60						WhileStatement ::= ConditionWhile LParen Expression RParen Block OpKeywordContinue Block
61						\| ConditionWhile LParen Expression RParen Block
62						\| ConditionWhile LParen RParen Block OpKeywordContinue Block
63						\| ConditionWhile LParen RParen Block
64
65						UntilStatement ::= ConditionUntil LParen Expression RParen Block OpKeywordContinue Block
66						\| ConditionUntil LParen Expression RParen Block
67
68						StatementModifier ::= ConditionIfPostfixExpr
69						\| ConditionUnlessPostfixExpr
70						\| ConditionWhilePostfixExpr
71						\| ConditionUntilPostfixExpr
72						\| ConditionForPostfixExpr
73						\| ConditionForeachPostfixExpr
74
75						EllipsisStatement ::= Ellipsis
76
77						UseStatement ::= OpKeywordUse ClassIdent VersionExpr Expression
78						\| OpKeywordUse ClassIdent VersionExpr
79						\| OpKeywordUse ClassIdent Expression
80						\| OpKeywordUse VersionExpr
81						\| OpKeywordUse ClassIdent
82
83						NoStatement ::= OpKeywordNo ClassIdent VersionExpr Expression
84						\| OpKeywordNo ClassIdent VersionExpr
85						\| OpKeywordNo ClassIdent Expression
86						\| OpKeywordNo VersionExpr
87						\| OpKeywordNo ClassIdent
88
89						RequireStatement ::= OpKeywordRequire VersionExpr
90						\| OpKeywordRequire ClassIdent
91						\| OpKeywordRequire Expression
92
93						PackageStatement ::= OpKeywordPackage ClassIdent VersionExpr Block
94						\| OpKeywordPackage ClassIdent Block
95						PackageDeclaration ::= OpKeywordPackage ClassIdent VersionExpr
96						\| OpKeywordPackage ClassIdent
97
98						SubStatement ::= PhaseStatement Block
99						\| OpKeywordSub PhaseStatement Block
100						\| OpKeywordSub SubNameExpr SubDefinition
101
102						SubDeclaration ::= OpKeywordSub SubNameExpr
103
104						SubDefinition ::= SubAttrsDefinitionSeq SubSigsDefinition Block
105						\| SubAttrsDefinitionSeq Block
106						\| SubSigsDefinition Block
107						\| Block
108
109						SubAttrsDefinitionSeq ::= SubAttrsDefinition SubAttrsDefinitionSeq
110						\| SubAttrsDefinition
111
112						SubAttrsDefinition ::= Colon IdentComp SubAttrArgs
113						\| Colon IdentComp
114
115						SubSigsDefinition ::= ParenExpr
116
117						PhaseStatement ::= PhaseName
118
119						Condition ::= ConditionIfExpr ConditionElsifExpr ConditionElseExpr
120						\| ConditionIfExpr ConditionElseExpr
121						\| ConditionIfExpr ConditionElsifExpr
122						\| ConditionIfExpr
123						\| ConditionUnlessExpr
124
125						ConditionUnlessExpr ::= ConditionUnless LParen Expression RParen Block
126						ConditionIfExpr ::= ConditionIf LParen Expression RParen Block
127						ConditionElsifExpr ::= ConditionElsif LParen Expression RParen Block ConditionElsifExpr
128						\| ConditionElsif LParen Expression RParen Block
129						ConditionElseExpr ::= ConditionElse Block
130						ConditionIfPostfixExpr ::= ConditionIf Expression
131						ConditionUnlessPostfixExpr ::= ConditionUnless Expression
132						ConditionWhilePostfixExpr ::= ConditionWhile Expression
133						ConditionUntilPostfixExpr ::= ConditionUntil Expression
134						ConditionForPostfixExpr ::= ConditionFor Expression
135						ConditionForeachPostfixExpr ::= ConditionForeach Expression
136
137						Label ::= IdentComp Colon
138
139						# this is based on the order of ops in `perldoc perlop`
140						# U can be LHS of shift and up
141						# 0 can be LHS of assignment and up
142						# L can be LHS of comma and up
143						# R can be LHS of anything
144						ExprValueU ::= Value
145						ExprValue0 ::= Value \| OpUnaryKeywordExpr
146						ExprValueL ::= Value \| OpAssignKeywordExpr \| OpUnaryKeywordExpr
147						ExprValueR ::= Value \| OpListKeywordExpr \| OpAssignKeywordExpr \| OpUnaryKeywordExpr
148						ExprArrowU ::= ExprArrowU OpArrow ArrowRHS \| ExprValueU action => ::first
149						ExprArrow0 ::= ExprArrowU OpArrow ArrowRHS \| ExprValue0 action => ::first
150						ExprArrowL ::= ExprArrowU OpArrow ArrowRHS \| ExprValueL action => ::first
151						ExprArrowR ::= ExprArrowU OpArrow ArrowRHS \| ExprValueR action => ::first
152						ExprIncU ::= OpInc ExprArrowU \| ExprArrowR OpInc \| ExprArrowU action => ::first
153						ExprInc0 ::= OpInc ExprArrow0 \| ExprArrowR OpInc \| ExprArrow0 action => ::first
154						ExprIncL ::= OpInc ExprArrowL \| ExprArrowR OpInc \| ExprArrowL action => ::first
155						ExprIncR ::= OpInc ExprArrowR \| ExprArrowL OpInc \| ExprArrowR action => ::first
156						ExprPowerU ::= ExprIncU OpPower ExprUnaryU \| ExprIncU action => ::first
157						ExprPower0 ::= ExprIncU OpPower ExprUnary0 \| ExprInc0 action => ::first
158						ExprPowerL ::= ExprIncU OpPower ExprUnaryL \| ExprIncL action => ::first
159						ExprPowerR ::= ExprIncU OpPower ExprUnaryR \| ExprIncR action => ::first
160						ExprUnaryU ::= OpUnary ExprUnaryU \| ExprPowerU action => ::first
161						ExprUnary0 ::= OpUnary ExprUnary0 \| ExprPower0 action => ::first
162						ExprUnaryL ::= OpUnary ExprUnaryL \| ExprPowerL action => ::first
163						ExprUnaryR ::= OpUnary ExprUnaryR \| ExprPowerR action => ::first
164						ExprRegexU ::= ExprRegexU OpRegex ExprUnaryU \| ExprUnaryU action => ::first
165						ExprRegex0 ::= ExprRegexU OpRegex ExprUnary0 \| ExprUnary0 action => ::first
166						ExprRegexL ::= ExprRegexU OpRegex ExprUnaryL \| ExprUnaryL action => ::first
167						ExprRegexR ::= ExprRegexU OpRegex ExprUnaryR \| ExprUnaryR action => ::first
168						ExprMulU ::= ExprMulU OpMulti ExprRegexU \| ExprRegexU action => ::first
169						ExprMul0 ::= ExprMulU OpMulti ExprRegex0 \| ExprRegex0 action => ::first
170						ExprMulL ::= ExprMulU OpMulti ExprRegexL \| ExprRegexL action => ::first
171						ExprMulR ::= ExprMulU OpMulti ExprRegexR \| ExprRegexR action => ::first
172						ExprAddU ::= ExprAddU OpAdd ExprMulU \| ExprMulU action => ::first
173						ExprAdd0 ::= ExprAddU OpAdd ExprMul0 \| ExprMul0 action => ::first
174						ExprAddL ::= ExprAddU OpAdd ExprMulL \| ExprMulL action => ::first
175						ExprAddR ::= ExprAddU OpAdd ExprMulR \| ExprMulR action => ::first
176						ExprShiftU ::= ExprShiftU OpShift ExprAddU \| ExprAddU action => ::first
177						ExprShift0 ::= ExprShiftU OpShift ExprAdd0 \| ExprAdd0 action => ::first
178						ExprShiftL ::= ExprShiftU OpShift ExprAddL \| ExprAddL action => ::first
179						ExprShiftR ::= ExprShiftU OpShift ExprAddR \| ExprAddR action => ::first
180						ExprNeq0 ::= ExprShift0 OpInequal ExprShift0 \| ExprShift0 action => ::first
181						ExprNeqL ::= ExprShift0 OpInequal ExprShiftL \| ExprShiftL action => ::first
182						ExprNeqR ::= ExprShift0 OpInequal ExprShiftR \| ExprShiftR action => ::first
183						ExprEq0 ::= ExprNeq0 OpEqual ExprNeq0 \| ExprNeq0 action => ::first
184						ExprEqL ::= ExprNeq0 OpEqual ExprNeqL \| ExprNeqL action => ::first
185						ExprEqR ::= ExprNeq0 OpEqual ExprNeqR \| ExprNeqR action => ::first
186						ExprBinAnd0 ::= ExprBinAnd0 OpBinAnd ExprEq0 \| ExprEq0 action => ::first
187						ExprBinAndL ::= ExprBinAnd0 OpBinAnd ExprEqL \| ExprEqL action => ::first
188						ExprBinAndR ::= ExprBinAnd0 OpBinAnd ExprEqR \| ExprEqR action => ::first
189						ExprBinOr0 ::= ExprBinOr0 OpBinOr ExprBinAnd0 \| ExprBinAnd0 action => ::first
190						ExprBinOrL ::= ExprBinOr0 OpBinOr ExprBinAndL \| ExprBinAndL action => ::first
191						ExprBinOrR ::= ExprBinOr0 OpBinOr ExprBinAndR \| ExprBinAndR action => ::first
192						ExprLogAnd0 ::= ExprLogAnd0 OpLogAnd ExprBinOr0 \| ExprBinOr0 action => ::first
193						ExprLogAndL ::= ExprLogAnd0 OpLogAnd ExprBinOrL \| ExprBinOrL action => ::first
194						ExprLogAndR ::= ExprLogAnd0 OpLogAnd ExprBinOrR \| ExprBinOrR action => ::first
195						ExprLogOr0 ::= ExprLogOr0 OpLogOr ExprLogAnd0 \| ExprLogAnd0 action => ::first
196						ExprLogOrL ::= ExprLogOr0 OpLogOr ExprLogAndL \| ExprLogAndL action => ::first
197						ExprLogOrR ::= ExprLogOr0 OpLogOr ExprLogAndR \| ExprLogAndR action => ::first
198						ExprRange0 ::= ExprLogOr0 OpRange ExprLogOr0 \| ExprLogOr0 action => ::first
199						ExprRangeL ::= ExprLogOr0 OpRange ExprLogOrL \| ExprLogOrL action => ::first
200						ExprRangeR ::= ExprLogOr0 OpRange ExprLogOrR \| ExprLogOrR action => ::first
201						ExprCond0 ::= ExprRange0 OpTriThen ExprRange0 OpTriElse ExprCond0 \| ExprRange0 action => ::first
202						ExprCondL ::= ExprRange0 OpTriThen ExprRangeL OpTriElse ExprCondL \| ExprRangeL action => ::first
203						ExprCondR ::= ExprRange0 OpTriThen ExprRangeR OpTriElse ExprCondR \| ExprRangeR action => ::first
204						ExprAssignL ::= ExprCond0 OpAssign ExprAssignL \| OpAssignKeywordExpr
205						\| ExprCondL action => ::first
206						ExprAssignR ::= ExprCond0 OpAssign ExprAssignR \| ExprCondR action => ::first
207						ExprComma ::= ExprAssignL OpComma ExprComma \| ExprAssignL OpComma \| ExprAssignR action => ::first
208						ExprNameNot ::= OpNameNot ExprNameNot \| ExprComma action => ::first
209						ExprNameAnd ::= ExprNameAnd OpNameAnd ExprNameNot \| ExprNameNot action => ::first
210						ExprNameOr ::= ExprNameOr OpNameOr ExprNameAnd \| ExprNameAnd action => ::first
211						Expression ::= ExprNameOr action => ::first
212
213						# These will never be evaluated as a hashref (LiteralHash)
214						# because hashrefs are not allowed to be top-level
215						# Being combined combined with '+' or 'return' means they aren't top-level,
216						# but follow top-level tokens ('+' or 'return')
217						NonBraceExprValueU ::= NonBraceValue
218						NonBraceExprValue0 ::= NonBraceValue \| OpUnaryKeywordExpr
219						NonBraceExprValueL ::= NonBraceValue \| OpAssignKeywordExpr \| OpUnaryKeywordExpr
220						NonBraceExprValueR ::= NonBraceValue \| OpListKeywordExpr \| OpAssignKeywordExpr \| OpUnaryKeywordExpr
221						NonBraceExprArrowU ::= NonBraceExprArrowU OpArrow ArrowRHS \| NonBraceExprValueU action => ::first
222						NonBraceExprArrow0 ::= NonBraceExprArrowU OpArrow ArrowRHS \| NonBraceExprValue0 action => ::first
223						NonBraceExprArrowL ::= NonBraceExprArrowU OpArrow ArrowRHS \| NonBraceExprValueL action => ::first
224						NonBraceExprArrowR ::= NonBraceExprArrowU OpArrow ArrowRHS \| NonBraceExprValueR action => ::first
225						NonBraceExprIncU ::= OpInc ExprArrowU \| NonBraceExprArrowR OpInc \| NonBraceExprArrowU action => ::first
226						NonBraceExprInc0 ::= OpInc ExprArrow0 \| NonBraceExprArrowR OpInc \| NonBraceExprArrow0 action => ::first
227						NonBraceExprIncL ::= OpInc ExprArrowL \| NonBraceExprArrowR OpInc \| NonBraceExprArrowL action => ::first
228						NonBraceExprIncR ::= OpInc ExprArrowR \| NonBraceExprArrowL OpInc \| NonBraceExprArrowR action => ::first
229						NonBraceExprPowerU ::= NonBraceExprIncU OpPower ExprUnaryU \| NonBraceExprIncU action => ::first
230						NonBraceExprPower0 ::= NonBraceExprIncU OpPower ExprUnary0 \| NonBraceExprInc0 action => ::first
231						NonBraceExprPowerL ::= NonBraceExprIncU OpPower ExprUnaryL \| NonBraceExprIncL action => ::first
232						NonBraceExprPowerR ::= NonBraceExprIncU OpPower ExprUnaryR \| NonBraceExprIncR action => ::first
233						NonBraceExprUnaryU ::= OpUnary ExprUnaryU \| NonBraceExprPowerU action => ::first
234						NonBraceExprUnary0 ::= OpUnary ExprUnary0 \| NonBraceExprPower0 action => ::first
235						NonBraceExprUnaryL ::= OpUnary ExprUnaryL \| NonBraceExprPowerL action => ::first
236						NonBraceExprUnaryR ::= OpUnary ExprUnaryR \| NonBraceExprPowerR action => ::first
237						NonBraceExprRegexU ::= NonBraceExprRegexU OpRegex ExprUnaryU \| NonBraceExprUnaryU action => ::first
238						NonBraceExprRegex0 ::= NonBraceExprRegexU OpRegex ExprUnary0 \| NonBraceExprUnary0 action => ::first
239						NonBraceExprRegexL ::= NonBraceExprRegexU OpRegex ExprUnaryL \| NonBraceExprUnaryL action => ::first
240						NonBraceExprRegexR ::= NonBraceExprRegexU OpRegex ExprUnaryR \| NonBraceExprUnaryR action => ::first
241						NonBraceExprMulU ::= NonBraceExprMulU OpMulti ExprRegexU \| NonBraceExprRegexU action => ::first
242						NonBraceExprMul0 ::= NonBraceExprMulU OpMulti ExprRegex0 \| NonBraceExprRegex0 action => ::first
243						NonBraceExprMulL ::= NonBraceExprMulU OpMulti ExprRegexL \| NonBraceExprRegexL action => ::first
244						NonBraceExprMulR ::= NonBraceExprMulU OpMulti ExprRegexR \| NonBraceExprRegexR action => ::first
245						NonBraceExprAddU ::= NonBraceExprAddU OpAdd ExprMulU \| NonBraceExprMulU action => ::first
246						NonBraceExprAdd0 ::= NonBraceExprAddU OpAdd ExprMul0 \| NonBraceExprMul0 action => ::first
247						NonBraceExprAddL ::= NonBraceExprAddU OpAdd ExprMulL \| NonBraceExprMulL action => ::first
248						NonBraceExprAddR ::= NonBraceExprAddU OpAdd ExprMulR \| NonBraceExprMulR action => ::first
249						NonBraceExprShiftU ::= NonBraceExprShiftU OpShift ExprAddU \| NonBraceExprAddU action => ::first
250						NonBraceExprShift0 ::= NonBraceExprShiftU OpShift ExprAdd0 \| NonBraceExprAdd0 action => ::first
251						NonBraceExprShiftL ::= NonBraceExprShiftU OpShift ExprAddL \| NonBraceExprAddL action => ::first
252						NonBraceExprShiftR ::= NonBraceExprShiftU OpShift ExprAddR \| NonBraceExprAddR action => ::first
253						NonBraceExprNeq0 ::= NonBraceExprShift0 OpInequal ExprShift0 \| NonBraceExprShift0 action => ::first
254						NonBraceExprNeqL ::= NonBraceExprShift0 OpInequal ExprShiftL \| NonBraceExprShiftL action => ::first
255						NonBraceExprNeqR ::= NonBraceExprShift0 OpInequal ExprShiftR \| NonBraceExprShiftR action => ::first
256						NonBraceExprEq0 ::= NonBraceExprNeq0 OpEqual ExprNeq0 \| NonBraceExprNeq0 action => ::first
257						NonBraceExprEqL ::= NonBraceExprNeq0 OpEqual ExprNeqL \| NonBraceExprNeqL action => ::first
258						NonBraceExprEqR ::= NonBraceExprNeq0 OpEqual ExprNeqR \| NonBraceExprNeqR action => ::first
259						NonBraceExprBinAnd0 ::= NonBraceExprBinAnd0 OpBinAnd ExprEq0 \| NonBraceExprEq0 action => ::first
260						NonBraceExprBinAndL ::= NonBraceExprBinAnd0 OpBinAnd ExprEqL \| NonBraceExprEqL action => ::first
261						NonBraceExprBinAndR ::= NonBraceExprBinAnd0 OpBinAnd ExprEqR \| NonBraceExprEqR action => ::first
262						NonBraceExprBinOr0 ::= NonBraceExprBinOr0 OpBinOr ExprBinAnd0 \| NonBraceExprBinAnd0 action => ::first
263						NonBraceExprBinOrL ::= NonBraceExprBinOr0 OpBinOr ExprBinAndL \| NonBraceExprBinAndL action => ::first
264						NonBraceExprBinOrR ::= NonBraceExprBinOr0 OpBinOr ExprBinAndR \| NonBraceExprBinAndR action => ::first
265						NonBraceExprLogAnd0 ::= NonBraceExprLogAnd0 OpLogAnd ExprBinOr0 \| NonBraceExprBinOr0 action => ::first
266						NonBraceExprLogAndL ::= NonBraceExprLogAnd0 OpLogAnd ExprBinOrL \| NonBraceExprBinOrL action => ::first
267						NonBraceExprLogAndR ::= NonBraceExprLogAnd0 OpLogAnd ExprBinOrR \| NonBraceExprBinOrR action => ::first
268						NonBraceExprLogOr0 ::= NonBraceExprLogOr0 OpLogOr ExprLogAnd0 \| NonBraceExprLogAnd0 action => ::first
269						NonBraceExprLogOrL ::= NonBraceExprLogOr0 OpLogOr ExprLogAndL \| NonBraceExprLogAndL action => ::first
270						NonBraceExprLogOrR ::= NonBraceExprLogOr0 OpLogOr ExprLogAndR \| NonBraceExprLogAndR action => ::first
271						NonBraceExprRange0 ::= NonBraceExprLogOr0 OpRange ExprLogOr0 \| NonBraceExprLogOr0 action => ::first
272						NonBraceExprRangeL ::= NonBraceExprLogOr0 OpRange ExprLogOrL \| NonBraceExprLogOrL action => ::first
273						NonBraceExprRangeR ::= NonBraceExprLogOr0 OpRange ExprLogOrR \| NonBraceExprLogOrR action => ::first
274						NonBraceExprCond0 ::= NonBraceExprRange0 OpTriThen ExprRange0 OpTriElse ExprCond0 \| NonBraceExprRange0 action => ::first
275						NonBraceExprCondL ::= NonBraceExprRange0 OpTriThen ExprRangeL OpTriElse ExprCondL \| NonBraceExprRangeL action => ::first
276						NonBraceExprCondR ::= NonBraceExprRange0 OpTriThen ExprRangeR OpTriElse ExprCondR \| NonBraceExprRangeR action => ::first
277						NonBraceExprAssignL ::= NonBraceExprCond0 OpAssign ExprAssignL \| OpAssignKeywordExpr
278						\| NonBraceExprCondL action => ::first
279						NonBraceExprAssignR ::= NonBraceExprCond0 OpAssign ExprAssignR \| NonBraceExprCondR action => ::first
280
281
282						NonBraceExprComma ::= NonBraceExprAssignL OpComma ExprComma \| NonBraceExprAssignR action => ::first
283
284						# Comma is only allowed if it follows a keyword operator, to avoid block/hash disambiguation in perl.
285						BlockLevelExprNameNot ::= OpNameNot ExprNameNot \| NonBraceExprAssignR action => ::first
286						BlockLevelExprNameAnd ::= BlockLevelExprNameAnd OpNameAnd ExprNameNot \| BlockLevelExprNameNot action => ::first
287						BlockLevelExprNameOr ::= BlockLevelExprNameOr OpNameOr ExprNameAnd \| BlockLevelExprNameAnd action => ::first
288						BlockLevelExpression ::= BlockLevelExprNameOr action => ::first
289
290						Value ::= Literal \| NonLiteral \| QLikeValue
291
292						# Arguments of operators according to the operator precedence
293						OpUnaryKeywordArg ::= ExprShiftR
294						OpUnaryKeywordArgNonBrace ::= NonBraceExprShiftR
295						OpAssignKeywordArg ::= ExprAssignR
296						OpListKeywordArg ::= ExprComma
297						OpListKeywordArgNonBrace ::= NonBraceExprComma
298
299						# Same as Value above, but with a NonBraceLiteral
300						NonBraceValue ::= NonBraceLiteral \| NonLiteral \| QLikeValue
301
302						NonLiteral ::= Variable
303						\| DerefVariable
304						\| Modifier Variable
305						\| Modifier ParenExpr
306						\| UnderscoreValues
307						\| SubCall
308						\| PackageArrow
309						\| ParenExpr ElemSeq0
310						\| OpNullaryKeywordExpr
311						\| DiamondExpr
312
313						DiamondExpr ::= Diamond
314						\| DoubleDiamond
315
316						# This is written this way because of whitespace rules
317						Diamond ::= '<' VarScalar '>'
318						\| '<' BuiltinFilehandle '>'
319						\| '<>'
320
321						# This is written this way because of whitespace rules
322						DoubleDiamond ::= '<<' VarScalar '>>'
323						\| '<<' BuiltinFilehandle '>>'
324						\| '<<>>'
325
326						ParenExpr ::= LParen Expression RParen
327						\| LParen RParen # support ()
328
329						Modifier ::= OpKeywordMy \| OpKeywordOur \| OpKeywordLocal \| OpKeywordState
330
331						ElemSeq0 ::= Element*
332						ElemSeq1 ::= Element+
333						Element ::= ArrayElem \| HashElem
334
335						# UnderscoreData and UnderscoreEnd are not values
336						UnderscoreValues ::= UnderscorePackage
337						\| UnderscoreFile
338						\| UnderscoreLine
339						\| UnderscoreSub
340
341						# Silence these until they are supported
342						#UnderscoreTokens ::= UnderscoreValues
343						# \| UnderscoreData
344						# \| UnderscoreEnd
345
346						Variable ::= GlobalVarExpr
347						\| VarScalar
348						\| VarArray
349						\| VarHash
350						\| VarCode
351						\| VarGlob
352						\| VarArrayTop
353
354						GlobalVarExpr ::= '$#'
355						\| SigilScalar GlobalVariables ElemSeq0
356						\| SigilArray GlobalVariables ElemSeq0
357						\| SigilHash GlobalVariables ElemSeq0
358						\| SigilGlob GlobalVariables ElemSeq0
359
360						VarScalar ::= SigilScalar VarIdentExpr ElemSeq0
361						VarArray ::= SigilArray VarIdentExpr ElemSeq0
362						VarHash ::= SigilHash VarIdentExpr ElemSeq0
363						VarCode ::= SigilCode VarIdentExpr
364						VarGlob ::= SigilGlob VarIdentExpr
365						VarArrayTop ::= SigilArrayTop VarIdentExpr
366
367						SubCall ::= SubNameCallExpr CallArgs
368						\| VarCode CallArgs
369
370						PackageArrow ::= SubNameExpr OpArrow PackageArrowRHS
371
372						PackageArrowRHS ::= ArrowMethodCall
373						\| ArrowIndirectCall
374
375						# Used for function calls (Non-QLikeValue string)
376						SubNameCallExpr ::= SubNameNonQLike
377						\| SubNameCallExpr PackageSep SubNameNonQLike
378
379						# Used for defining subs (no limits)
380						SubNameExpr ::= SubName
381						\| SubNameExpr PackageSep SubName
382
383						# SubName is used for methods and subroutine definitions
384						# They are not limited in any regard (other than no-digits in first char)
385						SubName ~ LeadingSubLetter CoreSubLetters
386						LeadingSubLetter ~ [a-zA-Z_]
387						CoreSubLetters ~ [a-zA-Z0-9_]*
388
389						# SubNameNonQLike is for function calls
390						# They are not allowed to be:
391						# q / qq / qw / qr / qx
392						# s / m / y / tr
393						SubNameNonQLike ~
394						NonQLikeLetters # [non-qlike]
395						\| NonQLikeLetters AllSubLetters # [non-qlike][*]
396						\| 'q' NonQRWXLetters # q[non-qrwx]
397						\| 'q' NonQRWXLetters AllSubLetters # q[non-qrwx][*]
398						\| 'qq' AllSubLetters # qq[*]
399						\| 'qr' AllSubLetters # qr[*]
400						\| 'qw' AllSubLetters # qw[*]
401						\| 'qx' AllSubLetters # qx[*]
402						\| 't' # t
403						\| 't' NonRLetter # t[non-r]
404						\| 't' NonRLetter AllSubLetters # t[non-r][*]
405						\| 'tr' AllSubLetters # tr[*]
406						\| 's' AllSubLetters # s[*]
407						\| 'm' AllSubLetters # m[*]
408						\| 'y' AllSubLetters # y[*]
409
410						# Variables are defined using a different ident
411						# Namespaced variables ($x::y) might have a different ident
412						VarIdentExpr ::= VarIdent
413						\| VarIdentExpr PackageSep VarIdent
414
415						VarIdent ~ NonGlobalVarLetters
416						\| NonGlobalVarLetters AllVarLetters
417						\| '_' AllVarLetters
418
419						NonGlobalVarLetters ~ [a-zA-Z]+
420						AllVarLetters ~ [a-zA-Z0-9_]+
421
422						GlobalVariables ~ '!'
423						\| '"'
424						\| '%'
425						\| '&'
426						\| [']
427						\| '('
428						\| ')'
429						\| '*'
430						\| '+'
431						\| ','
432						\| '-'
433						\| '.'
434						\| '/'
435						\| ':'
436						\| ';'
437						\| '<'
438						\| '='
439						\| '>'
440						\| '?'
441						\| '@'
442						\| '['
443						\| '\\'
444						\| ']'
445						\| '^'
446						\| '_'
447						\| '`'
448						\| '\|'
449						\| '~'
450						\| '$'
451						\| '^A'
452						\| '^C'
453						\| '{^CHILD_ERROR_NATIVE}'
454						\| '^D'
455						\| '^E'
456						\| '{^ENCODING}'
457						\| '^F'
458						\| '{^GLOBAL_PHASE}'
459						\| '^H'
460						\| '^I'
461						\| '^L'
462						\| '{^LAST_FH}'
463						\| '^M'
464						\| '{^MATCH}'
465						\| '^N'
466						\| '^O'
467						\| '{^OPEN}'
468						\| '^P'
469						\| '{^POSTMATCH}'
470						\| '{^PREMATCH}'
471						\| '^R'
472						\| '{^RE_COMPILE_RECURSION_LIMIT}'
473						\| '{^RE_DEBUG_FLAGS}'
474						\| '{^RE_TRIE_MAXBUF}'
475						\| '^S'
476						\| '{^SAFE_LOCALES}'
477						\| '^T'
478						\| '{^TAINT}'
479						\| '{^UNICODE}'
480						\| '{^UTF8CACHE}'
481						\| '{^UTF8LOCALE}'
482						\| '^V'
483						\| '^W'
484						\| '{^WARNING_BITS}'
485						\| '{^WIN32_SLOPPY_STAT}'
486						\| '^X'
487						\| '{^CAPTURE}'
488						\| '{^CAPTURE_ALL}'
489						\| Digits
490
491						# This uses the same definition as subroutine names
492						# In the future, we might want to split those
493						# but they are basically the same
494						ClassIdent ::= SubNameExpr
495
496						CallArgs ::= ParenExpr
497
498						# Depending on context, "{}" may be interpreted as an empty block or a hash literal.
499						Block ::= BlockEmpty action => ::first
500						\| BlockNonEmpty action => ::first
501						BlockEmpty ::= LBrace RBrace name => Block
502						BlockNonEmpty ::= LBrace StatementSeq RBrace name => Block
503
504						ArrayElem ::= LBracket Expression RBracket
505
506						HashElem ::= LBrace Expression RBrace
507
508						NonBraceLiteral ::= LitNumber
509						\| LitArray
510						\| LitString
511						\| InterpolString
512						\| LitHashEmpty
513
514						Literal ::= NonBraceLiteral
515						\| LitHashNonEmpty
516
517						LitArray ::= LBracket Expression RBracket
518						\| LBracket RBracket
519
520						# Depending on context, "{}" may be interpreted as an empty block or a hash literal.
521						LitHashEmpty ::= LBrace RBrace name => LitHash
522						LitHashNonEmpty ::= LBrace Expression RBrace name => LitHash
523
524						LitString ::= SingleQuote NonSingleOrEscapedQuote_Many SingleQuote
525						\| SingleQuote SingleQuote
526
527						InterpolString ::= DoubleQuote NonDoubleOrEscapedQuote_Many DoubleQuote
528						\| DoubleQuote DoubleQuote
529
530						ArrowRHS ::= ArrowDerefCall
531						\| ArrowDerefVariable
532						\| ArrowMethodCall
533						\| ArrowIndirectCall
534						\| ElemSeq1
535
536						ArrowDerefCall ::= CallArgs
537						ArrowDerefVariable ::= DerefVariableArgsAll
538						\| DerefVariableSlice
539						ArrowMethodCall ::= SubNameExpr CallArgs
540						\| SubNameExpr
541						ArrowIndirectCall ::= SigilScalar VarIdentExpr CallArgs
542
543						DerefVariableArgsAll ::= '$' \| '@' \| '%' \| '&' \| '*' \| '$#'
544
545						DerefVariableSlice ::= '@[' Expression ']'
546						\| '@{' Expression '}'
547						\| '%[' Expression ']'
548						\| '%{' Expression '}'
549
550						DerefVariable ::= SigilScalar BlockNonEmpty
551						\| SigilArray BlockNonEmpty ElemSeq0
552						\| SigilHash BlockNonEmpty ElemSeq0
553						\| SigilGlob BlockNonEmpty
554						\| SigilArrayTop BlockNonEmpty
555
556						OpNullaryKeywordExpr ::=
557						OpKeywordBreakExpr
558						\| OpKeywordForkExpr
559						\| OpKeywordGetloginExpr
560						\| OpKeywordGetppidExpr
561						\| OpKeywordGetpwentExpr
562						\| OpKeywordGetgrentExpr
563						\| OpKeywordGethostentExpr
564						\| OpKeywordGetnetentExpr
565						\| OpKeywordGetprotoentExpr
566						\| OpKeywordGetserventExpr
567						\| OpKeywordSetpwentExpr
568						\| OpKeywordSetgrentExpr
569						\| OpKeywordEndpwentExpr
570						\| OpKeywordEndgrentExpr
571						\| OpKeywordEndhostentExpr
572						\| OpKeywordEndnetentExpr
573						\| OpKeywordEndprotoentExpr
574						\| OpKeywordEndserventExpr
575						\| OpKeywordEvalExpr
576						\| OpKeywordSubExpr
577						\| OpKeywordTimeExpr
578						\| OpKeywordTimesExpr
579						\| OpKeywordWaitExpr
580						\| OpKeywordWantarrayExpr
581
582						# Unary keyword operators:
583						# abs $a, $b => ((abs $a), $b)
584						# abs $a = $b => ((abs $a) = $b)
585						# List keyword operators:
586						# push $a, $b => (push ($a, $b))
587						# push $a = $b => (push ($a = $b))
588						# Assign keyword operators:
589						# goto $a, $b => ((goto $a), $b)
590						# goto $a = $b => (goto ($a = $b))
591
592						OpUnaryKeywordExpr ::=
593						OpKeywordAbsExpr
594						\| OpKeywordAlarmExpr
595						\| OpKeywordCallerExpr
596						\| OpKeywordChdirExpr
597						\| OpKeywordChompExpr
598						\| OpKeywordChopExpr
599						\| OpKeywordChrExpr
600						\| OpKeywordChrootExpr
601						\| OpKeywordCloseExpr
602						\| OpKeywordClosedirExpr
603						\| OpKeywordCosExpr
604						\| OpKeywordDbmcloseExpr
605						\| OpKeywordDefinedExpr
606						\| OpKeywordDeleteExpr
607						\| OpKeywordDoExpr
608						\| OpKeywordEachExpr
609						\| OpKeywordEofExpr
610						\| OpKeywordEvalbytesExpr
611						\| OpKeywordExistsExpr
612						\| OpKeywordExitExpr
613						\| OpKeywordExpExpr
614						\| OpKeywordFcExpr
615						\| OpKeywordFilenoExpr
616						\| OpKeywordGetcExpr
617						\| OpKeywordGetpeernameExpr
618						\| OpKeywordGetpgrpExpr
619						\| OpKeywordGetpwnamExpr
620						\| OpKeywordGetgrnamExpr
621						\| OpKeywordGethostbynameExpr
622						\| OpKeywordGetnetbynameExpr
623						\| OpKeywordGetprotobynameExpr
624						\| OpKeywordGetpwuidExpr
625						\| OpKeywordGetgrgidExpr
626						\| OpKeywordGetprotobynumberExpr
627						\| OpKeywordSethostentExpr
628						\| OpKeywordSetnetentExpr
629						\| OpKeywordSetprotoentExpr
630						\| OpKeywordSetserventExpr
631						\| OpKeywordGetsocknameExpr
632						\| OpKeywordGmtimeExpr
633						\| OpKeywordHexExpr
634						\| OpKeywordIntExpr
635						\| OpKeywordKeysExpr
636						\| OpKeywordLcExpr
637						\| OpKeywordLcfirstExpr
638						\| OpKeywordLengthExpr
639						\| OpKeywordLocaltimeExpr
640						\| OpKeywordLockExpr
641						\| OpKeywordLogExpr
642						\| OpKeywordLstatExpr
643						\| OpKeywordOctExpr
644						\| OpKeywordOrdExpr
645						\| OpKeywordPopExpr
646						\| OpKeywordPosExpr
647						\| OpKeywordPrototypeExpr
648						\| OpKeywordQuotemetaExpr
649						\| OpKeywordRandExpr
650						\| OpKeywordReaddirExpr
651						\| OpKeywordReadlineExpr
652						\| OpKeywordReadlinkExpr
653						\| OpKeywordReadpipeExpr
654						\| OpKeywordRefExpr
655						\| OpKeywordResetExpr
656						\| OpKeywordRewinddirExpr
657						\| OpKeywordRmdirExpr
658						\| OpKeywordScalarExpr
659						\| OpKeywordShiftExpr
660						\| OpKeywordSinExpr
661						\| OpKeywordSleepExpr
662						\| OpKeywordSqrtExpr
663						\| OpKeywordSrandExpr
664						\| OpKeywordStatExpr
665						\| OpKeywordStudyExpr
666						\| OpKeywordTellExpr
667						\| OpKeywordTelldirExpr
668						\| OpKeywordTiedExpr
669						\| OpKeywordUcExpr
670						\| OpKeywordUcfirstExpr
671						\| OpKeywordUmaskExpr
672						\| OpKeywordUndefExpr
673						\| OpKeywordUnlinkExpr
674						\| OpKeywordUntieExpr
675						\| OpKeywordUtimeExpr
676						\| OpKeywordValuesExpr
677						\| OpFileExpr
678
679						OpListKeywordExpr ::=
680						OpKeywordAcceptExpr
681						\| OpKeywordAtan2Expr
682						\| OpKeywordBindExpr
683						\| OpKeywordBinmodeExpr
684						\| OpKeywordBlessExpr
685						\| OpKeywordChmodExpr
686						\| OpKeywordChownExpr
687						\| OpKeywordConnectExpr
688						\| OpKeywordCryptExpr
689						\| OpKeywordDbmopenExpr
690						\| OpKeywordDieExpr
691						\| OpKeywordFcntlExpr
692						\| OpKeywordFlockExpr
693						\| OpKeywordGetpriorityExpr
694						\| OpKeywordGetservbynameExpr
695						\| OpKeywordGethostbyaddrExpr
696						\| OpKeywordGetnetbyaddrExpr
697						\| OpKeywordGetservbyportExpr
698						\| OpKeywordExecExpr
699						\| OpKeywordGetsockoptExpr
700						\| OpKeywordGlobExpr
701						\| OpKeywordGrepExpr
702						\| OpKeywordIndexExpr
703						\| OpKeywordIoctlExpr
704						\| OpKeywordJoinExpr
705						\| OpKeywordKillExpr
706						\| OpKeywordLinkExpr
707						\| OpKeywordListenExpr
708						\| OpKeywordMapExpr
709						\| OpKeywordMkdirExpr
710						\| OpKeywordMsgctlExpr
711						\| OpKeywordMsggetExpr
712						\| OpKeywordMsgrcvExpr
713						\| OpKeywordMsgsndExpr
714						\| OpKeywordOpenExpr
715						\| OpKeywordOpendirExpr
716						\| OpKeywordPackExpr
717						\| OpKeywordPipeExpr
718						\| OpKeywordPrintExpr
719						\| OpKeywordPrintfExpr
720						\| OpKeywordPushExpr
721						\| OpKeywordReadExpr
722						\| OpKeywordRecvExpr
723						\| OpKeywordRenameExpr
724						\| OpKeywordReturnExpr
725						\| OpKeywordReverseExpr
726						\| OpKeywordRindexExpr
727						\| OpKeywordSayExpr
728						\| OpKeywordSeekExpr
729						\| OpKeywordSeekdirExpr
730						\| OpKeywordSelectExpr
731						\| OpKeywordSemctlExpr
732						\| OpKeywordSemgetExpr
733						\| OpKeywordSemopExpr
734						\| OpKeywordSendExpr
735						\| OpKeywordSetpgrpExpr
736						\| OpKeywordSetpriorityExpr
737						\| OpKeywordSetsockoptExpr
738						\| OpKeywordShmctlExpr
739						\| OpKeywordShmgetExpr
740						\| OpKeywordShmreadExpr
741						\| OpKeywordShmwriteExpr
742						\| OpKeywordShutdownExpr
743						\| OpKeywordSocketExpr
744						\| OpKeywordSocketpairExpr
745						\| OpKeywordSortExpr
746						\| OpKeywordSpliceExpr
747						\| OpKeywordSplitExpr
748						\| OpKeywordSprintfExpr
749						\| OpKeywordSubstrExpr
750						\| OpKeywordSymlinkExpr
751						\| OpKeywordSyscallExpr
752						\| OpKeywordSysopenExpr
753						\| OpKeywordSysreadExpr
754						\| OpKeywordSysseekExpr
755						\| OpKeywordSyswriteExpr
756						\| OpKeywordSystemExpr
757						\| OpKeywordTieExpr
758						\| OpKeywordTruncateExpr
759						\| OpKeywordUnpackExpr
760						\| OpKeywordUnshiftExpr
761						\| OpKeywordVecExpr
762						\| OpKeywordWaitpidExpr
763						\| OpKeywordWarnExpr
764						\| OpKeywordWriteExpr
765
766						OpAssignKeywordExpr ::=
767						OpKeywordDumpExpr
768						\| OpKeywordGotoExpr
769						\| OpKeywordLastExpr
770						\| OpKeywordNextExpr
771						\| OpKeywordRedoExpr
772
773						OpKeywordAbsExpr ::= OpKeywordAbs OpUnaryKeywordArg
774						\| OpKeywordAbs
775
776						OpKeywordAcceptExpr ::= OpKeywordAccept OpListKeywordArg
777
778						OpKeywordAlarmExpr ::= OpKeywordAlarm OpUnaryKeywordArg
779						\| OpKeywordAlarm
780
781						OpKeywordAtan2Expr ::= OpKeywordAtan2 OpListKeywordArg
782
783						OpKeywordBindExpr ::= OpKeywordBind OpListKeywordArg
784
785						OpKeywordBinmodeExpr ::= OpKeywordBinmode OpListKeywordArg
786
787						OpKeywordBlessExpr ::= OpKeywordBless OpListKeywordArg
788
789						OpKeywordBreakExpr ::= OpKeywordBreak Label
790						\| OpKeywordBreak
791
792						OpKeywordCallerExpr ::= OpKeywordCaller OpUnaryKeywordArg
793						\| OpKeywordCaller
794
795						OpKeywordChdirExpr ::= OpKeywordChdir OpUnaryKeywordArg
796						\| OpKeywordChdir
797
798						OpKeywordChmodExpr ::= OpKeywordChmod OpListKeywordArg
799
800						OpKeywordChompExpr ::= OpKeywordChomp OpUnaryKeywordArg
801						\| OpKeywordChomp
802
803						OpKeywordChopExpr ::= OpKeywordChop OpUnaryKeywordArg
804						\| OpKeywordChop
805
806						OpKeywordChownExpr ::= OpKeywordChown OpListKeywordArg
807
808						OpKeywordChrExpr ::= OpKeywordChr OpUnaryKeywordArg
809						\| OpKeywordChr
810
811						OpKeywordChrootExpr ::= OpKeywordChroot OpUnaryKeywordArg
812						\| OpKeywordChroot
813
814						OpKeywordCloseExpr ::= OpKeywordClose OpUnaryKeywordArg
815						\| OpKeywordClose
816
817						OpKeywordClosedirExpr ::= OpKeywordClosedir OpUnaryKeywordArg
818
819						OpKeywordConnectExpr ::= OpKeywordConnect OpListKeywordArg
820
821						OpKeywordCosExpr ::= OpKeywordCos OpUnaryKeywordArg
822
823						OpKeywordCryptExpr ::= OpKeywordCrypt OpListKeywordArg
824
825						OpKeywordDbmcloseExpr ::= OpKeywordDbmclose OpUnaryKeywordArg
826
827						OpKeywordDbmopenExpr ::= OpKeywordDbmopen OpListKeywordArg
828
829						OpKeywordDefinedExpr ::= OpKeywordDefined OpUnaryKeywordArg
830						\| OpKeywordDefined
831
832						OpKeywordDeleteExpr ::= OpKeywordDelete OpUnaryKeywordArg
833
834						OpKeywordDieExpr ::= OpKeywordDie OpListKeywordArg
835
836						OpKeywordDoExpr ::= OpKeywordDo BlockNonEmpty
837						\| OpKeywordDo OpUnaryKeywordArgNonBrace
838
839						OpKeywordDumpExpr ::= OpKeywordDump OpAssignKeywordArg
840						\| OpKeywordDump Label
841						\| OpKeywordDump
842
843						OpKeywordEachExpr ::= OpKeywordEach OpUnaryKeywordArg
844
845						OpKeywordEofExpr ::= OpKeywordEof OpUnaryKeywordArg
846						\| OpKeywordEof
847
848						OpKeywordEvalExpr ::= OpKeywordEval BlockNonEmpty
849
850						OpKeywordEvalbytesExpr ::= OpKeywordEvalbytes OpUnaryKeywordArg
851						\| OpKeywordEvalbytes
852
853						OpKeywordExistsExpr ::= OpKeywordExists OpUnaryKeywordArg
854
855						OpKeywordExitExpr ::= OpKeywordExit OpUnaryKeywordArg
856						\| OpKeywordExit
857
858						OpKeywordExpExpr ::= OpKeywordExp OpUnaryKeywordArg
859						\| OpKeywordExp
860
861						OpKeywordFcExpr ::= OpKeywordFc OpUnaryKeywordArg
862						\| OpKeywordFc
863
864						OpKeywordFcntlExpr ::= OpKeywordFcntl OpListKeywordArg
865
866						OpKeywordFilenoExpr ::= OpKeywordFileno OpUnaryKeywordArg
867
868						OpKeywordFlockExpr ::= OpKeywordFlock OpListKeywordArg
869
870						OpKeywordForkExpr ::= OpKeywordFork
871
872						OpKeywordGetcExpr ::= OpKeywordGetc OpUnaryKeywordArg
873						\| OpKeywordGetc
874
875						OpKeywordGetloginExpr ::= OpKeywordGetlogin
876
877						OpKeywordGetpeernameExpr ::= OpKeywordGetpeername OpUnaryKeywordArg
878
879						OpKeywordGetpgrpExpr ::= OpKeywordGetpgrp OpUnaryKeywordArg
880
881						OpKeywordGetppidExpr ::= OpKeywordGetppid
882
883						OpKeywordGetpriorityExpr ::= OpKeywordGetpriority OpListKeywordArg
884
885						OpKeywordGetpwnamExpr ::= OpKeywordGetpwnam OpUnaryKeywordArg
886
887						OpKeywordGetgrnamExpr ::= OpKeywordGetgrnam OpUnaryKeywordArg
888
889						OpKeywordGethostbynameExpr ::= OpKeywordGethostbyname OpUnaryKeywordArg
890
891						OpKeywordGetnetbynameExpr ::= OpKeywordGetnetbyname OpUnaryKeywordArg
892
893						OpKeywordGetprotobynameExpr ::= OpKeywordGetprotobyname OpUnaryKeywordArg
894
895						OpKeywordGetpwuidExpr ::= OpKeywordGetpwuid OpUnaryKeywordArg
896
897						OpKeywordGetgrgidExpr ::= OpKeywordGetgrgid OpUnaryKeywordArg
898
899						OpKeywordGetservbynameExpr ::= OpKeywordGetservbyname OpListKeywordArg
900
901						OpKeywordGethostbyaddrExpr ::= OpKeywordGethostbyaddr OpListKeywordArg
902
903						OpKeywordGetnetbyaddrExpr ::= OpKeywordGetnetbyaddr OpListKeywordArg
904
905						OpKeywordGetprotobynumberExpr ::= OpKeywordGetprotobynumber OpUnaryKeywordArg
906
907						OpKeywordGetservbyportExpr ::= OpKeywordGetservbyport OpListKeywordArg
908
909						OpKeywordGetpwentExpr ::= OpKeywordGetpwent
910
911						OpKeywordGetgrentExpr ::= OpKeywordGetgrent
912
913						OpKeywordGethostentExpr ::= OpKeywordGethostent
914
915						OpKeywordGetnetentExpr ::= OpKeywordGetnetent
916
917						OpKeywordGetprotoentExpr ::= OpKeywordGetprotoent
918
919						OpKeywordGetserventExpr ::= OpKeywordGetservent
920
921						OpKeywordSetpwentExpr ::= OpKeywordSetpwent
922
923						OpKeywordSetgrentExpr ::= OpKeywordSetgrent
924
925						OpKeywordSethostentExpr ::= OpKeywordSethostent OpUnaryKeywordArg
926
927						OpKeywordSetnetentExpr ::= OpKeywordSetnetent OpUnaryKeywordArg
928
929						OpKeywordSetprotoentExpr ::= OpKeywordSetprotoent OpUnaryKeywordArg
930
931						OpKeywordSetserventExpr ::= OpKeywordSetservent OpUnaryKeywordArg
932
933						OpKeywordEndpwentExpr ::= OpKeywordEndpwent
934
935						OpKeywordEndgrentExpr ::= OpKeywordEndgrent
936
937						OpKeywordEndhostentExpr ::= OpKeywordEndhostent
938
939						OpKeywordEndnetentExpr ::= OpKeywordEndnetent
940
941						OpKeywordEndprotoentExpr ::= OpKeywordEndprotoent
942
943						OpKeywordEndserventExpr ::= OpKeywordEndservent
944
945						OpKeywordExecExpr ::= OpKeywordExec BlockNonEmpty OpListKeywordArg
946						\| OpKeywordExec OpListKeywordArgNonBrace
947
948						OpKeywordGetsocknameExpr ::= OpKeywordGetsockname OpUnaryKeywordArg
949
950						OpKeywordGetsockoptExpr ::= OpKeywordGetsockopt OpListKeywordArg
951
952						OpKeywordGlobExpr ::= OpKeywordGlob OpListKeywordArg
953						\| OpKeywordGlob
954
955						OpKeywordGmtimeExpr ::= OpKeywordGmtime OpUnaryKeywordArg
956						\| OpKeywordGmtime
957
958						# &NAME is an expression too
959						OpKeywordGotoExpr ::= OpKeywordGoto OpAssignKeywordArg
960						\| OpKeywordGoto Label
961
962						OpKeywordGrepExpr ::= OpKeywordGrep BlockNonEmpty OpListKeywordArg
963						\| OpKeywordGrep OpListKeywordArgNonBrace
964
965						OpKeywordHexExpr ::= OpKeywordHex OpUnaryKeywordArg
966						\| OpKeywordHex
967
968						OpKeywordIndexExpr ::= OpKeywordIndex OpListKeywordArg
969
970						OpKeywordIntExpr ::= OpKeywordInt OpUnaryKeywordArg
971						\| OpKeywordInt
972
973						OpKeywordIoctlExpr ::= OpKeywordIoctl OpListKeywordArg
974
975						OpKeywordJoinExpr ::= OpKeywordJoin OpListKeywordArg
976
977						OpKeywordKeysExpr ::= OpKeywordKeys OpUnaryKeywordArg
978
979						OpKeywordKillExpr ::= OpKeywordKill OpListKeywordArg
980						\| OpKeywordKill Expression
981
982						OpKeywordLastExpr ::= OpKeywordLast OpAssignKeywordArg
983						\| OpKeywordLast Label
984						\| OpKeywordLast
985
986						OpKeywordLcExpr ::= OpKeywordLc OpUnaryKeywordArg
987						\| OpKeywordLc
988
989						OpKeywordLcfirstExpr ::= OpKeywordLcfirst OpUnaryKeywordArg
990						\| OpKeywordLcfirst
991
992						OpKeywordLengthExpr ::= OpKeywordLength OpUnaryKeywordArg
993						\| OpKeywordLength
994
995						OpKeywordLinkExpr ::= OpKeywordLink OpListKeywordArg
996
997						OpKeywordListenExpr ::= OpKeywordListen OpListKeywordArg
998
999						OpKeywordLocaltimeExpr ::= OpKeywordLocaltime OpUnaryKeywordArg
1000						\| OpKeywordLocaltime
1001
1002						OpKeywordLockExpr ::= OpKeywordLock OpUnaryKeywordArg
1003
1004						OpKeywordLogExpr ::= OpKeywordLog OpUnaryKeywordArg
1005						\| OpKeywordLog
1006
1007						OpKeywordLstatExpr ::= OpKeywordLstat OpUnaryKeywordArg
1008						\| OpKeywordLstat
1009
1010						OpKeywordMapExpr ::= OpKeywordMap BlockNonEmpty OpListKeywordArg
1011						\| OpKeywordMap OpListKeywordArgNonBrace
1012
1013						OpKeywordMkdirExpr ::= OpKeywordMkdir OpListKeywordArg
1014						\| OpKeywordMkdir
1015
1016						OpKeywordMsgctlExpr ::= OpKeywordMsgctl OpListKeywordArg
1017
1018						OpKeywordMsggetExpr ::= OpKeywordMsgget OpListKeywordArg
1019
1020						OpKeywordMsgrcvExpr ::= OpKeywordMsgrcv OpListKeywordArg
1021
1022						OpKeywordMsgsndExpr ::= OpKeywordMsgsnd OpListKeywordArg
1023
1024						OpKeywordNextExpr ::= OpKeywordNext OpAssignKeywordArg
1025						\| OpKeywordNext Label
1026						\| OpKeywordNext
1027
1028						OpKeywordOctExpr ::= OpKeywordOct OpUnaryKeywordArg
1029						\| OpKeywordOct
1030
1031						OpKeywordOpenExpr ::= OpKeywordOpen OpListKeywordArg
1032
1033						OpKeywordOpendirExpr ::= OpKeywordOpendir OpListKeywordArg
1034
1035						OpKeywordOrdExpr ::= OpKeywordOrd OpUnaryKeywordArg
1036						\| OpKeywordOrd
1037
1038						OpKeywordPackExpr ::= OpKeywordPack OpListKeywordArg
1039
1040						OpKeywordPipeExpr ::= OpKeywordPipe OpListKeywordArg
1041
1042						OpKeywordPopExpr ::= OpKeywordPop OpUnaryKeywordArg
1043						\| OpKeywordPop
1044
1045						OpKeywordPosExpr ::= OpKeywordPos OpUnaryKeywordArg
1046						\| OpKeywordPos
1047
1048						OpKeywordPrintExpr ::= OpKeywordPrint BlockNonEmpty OpListKeywordArg
1049						\| OpKeywordPrint BuiltinFilehandle OpListKeywordArgNonBrace
1050						\| OpKeywordPrint BuiltinFilehandle
1051						\| OpKeywordPrint OpListKeywordArgNonBrace
1052						\| OpKeywordPrint BlockNonEmpty
1053						\| OpKeywordPrint
1054
1055						OpKeywordPrintfExpr ::= OpKeywordPrintf BlockNonEmpty OpListKeywordArg
1056						\| OpKeywordPrintf BuiltinFilehandle OpListKeywordArgNonBrace
1057						\| OpKeywordPrintf BuiltinFilehandle
1058						\| OpKeywordPrintf OpListKeywordArgNonBrace
1059						\| OpKeywordPrintf BlockNonEmpty
1060
1061						OpKeywordPrototypeExpr ::= OpKeywordPrototype OpUnaryKeywordArg
1062						\| OpKeywordPrototype
1063
1064						OpKeywordPushExpr ::= OpKeywordPush OpListKeywordArg
1065
1066						OpKeywordQuotemetaExpr ::= OpKeywordQuotemeta OpUnaryKeywordArg
1067						\| OpKeywordQuotemeta
1068
1069						OpKeywordRandExpr ::= OpKeywordRand OpUnaryKeywordArg
1070						\| OpKeywordRand
1071
1072						OpKeywordReadExpr ::= OpKeywordRead OpListKeywordArg
1073
1074						OpKeywordReaddirExpr ::= OpKeywordReaddir OpUnaryKeywordArg
1075
1076						OpKeywordReadlineExpr ::= OpKeywordReadline OpUnaryKeywordArg
1077						\| OpKeywordReadline
1078
1079						OpKeywordReadlinkExpr ::= OpKeywordReadlink OpUnaryKeywordArg
1080						\| OpKeywordReadlink
1081
1082						OpKeywordReadpipeExpr ::= OpKeywordReadpipe OpUnaryKeywordArg
1083						\| OpKeywordReadpipe
1084
1085						OpKeywordRecvExpr ::= OpKeywordRecv OpListKeywordArg
1086
1087						OpKeywordRedoExpr ::= OpKeywordRedo OpAssignKeywordArg
1088						\| OpKeywordRedo Label
1089						\| OpKeywordRedo
1090
1091						OpKeywordRefExpr ::= OpKeywordRef OpUnaryKeywordArg
1092						\| OpKeywordRef
1093
1094						OpKeywordRenameExpr ::= OpKeywordRename OpListKeywordArg
1095
1096						OpKeywordResetExpr ::= OpKeywordReset OpUnaryKeywordArg
1097						\| OpKeywordReset
1098
1099						OpKeywordReturnExpr ::= OpKeywordReturn OpListKeywordArg
1100						\| OpKeywordReturn
1101
1102						OpKeywordReverseExpr ::= OpKeywordReverse OpListKeywordArg
1103
1104						OpKeywordRewinddirExpr ::= OpKeywordRewinddir OpUnaryKeywordArg
1105						\| OpKeywordRewinddir
1106
1107						OpKeywordRindexExpr ::= OpKeywordRindex OpListKeywordArg
1108						\| OpKeywordRindex
1109
1110						OpKeywordRmdirExpr ::= OpKeywordRmdir OpUnaryKeywordArg
1111						\| OpKeywordRmdir
1112
1113						OpKeywordSayExpr ::= OpKeywordSay BlockNonEmpty OpListKeywordArg
1114						\| OpKeywordSay BuiltinFilehandle OpListKeywordArgNonBrace
1115						\| OpKeywordSay BuiltinFilehandle
1116						\| OpKeywordSay OpListKeywordArgNonBrace
1117						\| OpKeywordSay BlockNonEmpty
1118						\| OpKeywordSay
1119
1120						OpKeywordScalarExpr ::= OpKeywordScalar OpUnaryKeywordArg
1121
1122						OpKeywordSeekExpr ::= OpKeywordSeek OpListKeywordArg
1123
1124						OpKeywordSeekdirExpr ::= OpKeywordSeekdir OpListKeywordArg
1125
1126						OpKeywordSelectExpr ::= OpKeywordSelect OpListKeywordArg
1127
1128						OpKeywordSemctlExpr ::= OpKeywordSemctl OpListKeywordArg
1129
1130						OpKeywordSemgetExpr ::= OpKeywordSemget OpListKeywordArg
1131
1132						OpKeywordSemopExpr ::= OpKeywordSemop OpListKeywordArg
1133
1134						OpKeywordSendExpr ::= OpKeywordSend OpListKeywordArg
1135
1136						OpKeywordSetpgrpExpr ::= OpKeywordSetpgrp OpListKeywordArg
1137
1138						OpKeywordSetpriorityExpr ::= OpKeywordSetpriority OpListKeywordArg
1139
1140						OpKeywordSetsockoptExpr ::= OpKeywordSetsockopt OpListKeywordArg
1141
1142						OpKeywordShiftExpr ::= OpKeywordShift OpUnaryKeywordArg
1143						\| OpKeywordShift
1144
1145						OpKeywordShmctlExpr ::= OpKeywordShmctl OpListKeywordArg
1146
1147						OpKeywordShmgetExpr ::= OpKeywordShmget OpListKeywordArg
1148
1149						OpKeywordShmreadExpr ::= OpKeywordShmread OpListKeywordArg
1150
1151						OpKeywordShmwriteExpr ::= OpKeywordShmwrite OpListKeywordArg
1152
1153						OpKeywordShutdownExpr ::= OpKeywordShutdown OpListKeywordArg
1154
1155						OpKeywordSinExpr ::= OpKeywordSin OpUnaryKeywordArg
1156						\| OpKeywordSin
1157
1158						OpKeywordSleepExpr ::= OpKeywordSleep OpUnaryKeywordArg
1159						\| OpKeywordSleep
1160
1161						OpKeywordSocketExpr ::= OpKeywordSocket OpListKeywordArg
1162
1163						OpKeywordSocketpairExpr ::= OpKeywordSocketpair OpListKeywordArg
1164
1165						OpKeywordSortExpr ::= OpKeywordSort BlockNonEmpty OpListKeywordArg
1166						\| OpKeywordSort VarScalar OpListKeywordArg
1167						\| OpKeywordSort OpListKeywordArgNonBrace
1168
1169						OpKeywordSpliceExpr ::= OpKeywordSplice OpListKeywordArg
1170
1171						OpKeywordSplitExpr ::= OpKeywordSplit OpListKeywordArg
1172
1173						OpKeywordSprintfExpr ::= OpKeywordSprintf OpListKeywordArg
1174
1175						OpKeywordSqrtExpr ::= OpKeywordSqrt OpUnaryKeywordArg
1176						\| OpKeywordSqrt
1177
1178						OpKeywordSrandExpr ::= OpKeywordSrand OpUnaryKeywordArg
1179						\| OpKeywordSrand
1180
1181						OpKeywordStatExpr ::= OpKeywordStat OpUnaryKeywordArg
1182						\| OpKeywordStat
1183
1184						OpKeywordStudyExpr ::= OpKeywordStudy OpUnaryKeywordArg
1185						\| OpKeywordStudy
1186
1187						OpKeywordSubExpr ::= OpKeywordSub SubDefinition
1188
1189						OpKeywordSubstrExpr ::= OpKeywordSubstr OpListKeywordArg
1190
1191						OpKeywordSymlinkExpr ::= OpKeywordSymlink OpListKeywordArg
1192
1193						OpKeywordSyscallExpr ::= OpKeywordSyscall OpListKeywordArg
1194
1195						OpKeywordSysopenExpr ::= OpKeywordSysopen OpListKeywordArg
1196
1197						OpKeywordSysreadExpr ::= OpKeywordSysread OpListKeywordArg
1198
1199						OpKeywordSysseekExpr ::= OpKeywordSysseek OpListKeywordArg
1200
1201						OpKeywordSyswriteExpr ::= OpKeywordSyswrite OpListKeywordArg
1202
1203						OpKeywordSystemExpr ::= OpKeywordSystem BlockNonEmpty OpListKeywordArg
1204						\| OpKeywordSystem OpListKeywordArgNonBrace
1205
1206						OpKeywordTellExpr ::= OpKeywordTell OpUnaryKeywordArg
1207						\| OpKeywordTell
1208
1209						OpKeywordTelldirExpr ::= OpKeywordTelldir OpUnaryKeywordArg
1210
1211						OpKeywordTieExpr ::= OpKeywordTie OpListKeywordArg
1212
1213						OpKeywordTiedExpr ::= OpKeywordTied OpUnaryKeywordArg
1214
1215						OpKeywordTimeExpr ::= OpKeywordTime
1216
1217						OpKeywordTimesExpr ::= OpKeywordTimes
1218
1219						OpKeywordTruncateExpr ::= OpKeywordTruncate OpListKeywordArg
1220
1221						OpKeywordUcExpr ::= OpKeywordUc OpUnaryKeywordArg
1222						\| OpKeywordUc
1223
1224						OpKeywordUcfirstExpr ::= OpKeywordUcfirst OpUnaryKeywordArg
1225						\| OpKeywordUcfirst
1226
1227						OpKeywordUmaskExpr ::= OpKeywordUmask OpUnaryKeywordArg
1228						\| OpKeywordUmask
1229
1230						OpKeywordUndefExpr ::= OpKeywordUndef OpUnaryKeywordArg
1231						\| OpKeywordUndef
1232
1233						OpKeywordUnlinkExpr ::= OpKeywordUnlink OpUnaryKeywordArg
1234						\| OpKeywordUnlink
1235
1236						OpKeywordUnpackExpr ::= OpKeywordUnpack OpListKeywordArg
1237
1238						OpKeywordUnshiftExpr ::= OpKeywordUnshift OpListKeywordArg
1239
1240						OpKeywordUntieExpr ::= OpKeywordUntie OpUnaryKeywordArg
1241
1242						OpKeywordUtimeExpr ::= OpKeywordUtime OpUnaryKeywordArg
1243
1244						OpKeywordValuesExpr ::= OpKeywordValues OpUnaryKeywordArg
1245
1246						OpKeywordVecExpr ::= OpKeywordVec OpListKeywordArg
1247
1248						OpKeywordWaitExpr ::= OpKeywordWait
1249
1250						OpKeywordWaitpidExpr ::= OpKeywordWaitpid OpListKeywordArg
1251
1252						OpKeywordWantarrayExpr ::= OpKeywordWantarray
1253
1254						OpKeywordWarnExpr ::= OpKeywordWarn OpListKeywordArg
1255						\| OpKeywordWarn
1256
1257						OpKeywordWriteExpr ::= OpKeywordWrite OpListKeywordArg
1258						\| OpKeywordWrite
1259
1260						OpFile ::=
1261						OpFileReadableEffective
1262						\| OpFileWritableEffective
1263						\| OpFileRExecutableEffective
1264						\| OpFileOwnedEffective
1265						\| OpFileReadableReal
1266						\| OpFileWritableReal
1267						\| OpFileRExecutableReal
1268						\| OpFileOwnedReal
1269						\| OpFileExists
1270						\| OpFileEmpty
1271						\| OpFileNonEmpty
1272						\| OpFilePlain
1273						\| OpFileDirectory
1274						\| OpFileSymbolic
1275						\| OpFileNamedPipe
1276						\| OpFileSocket
1277						\| OpFileBlock
1278						\| OpFileCharacter
1279						\| OpFileOpenedTty
1280						\| OpFileSetuid
1281						\| OpFileSetgid
1282						\| OpFileSticky
1283						\| OpFileAsciiUtf8
1284						\| OpFileBinary
1285						\| OpFileStartTime
1286						\| OpFileAccessTime
1287						\| OpFileChangeTime
1288
1289						OpFileExpr ::= OpFile OpFileArg
1290						OpFileArg ::= OpUnaryKeywordArg
1291						\| BuiltinFilehandle
1292
1293						QLikeValue ::= QLikeValueExpr \| QLikeValueExprWithMods
1294
1295						QLikeValueExpr
1296						~ QLikeFunction '(' NonRParenOrEscapedParens_Any ')'
1297						\| QLikeFunction '{' NonRBraceOrEscapedBraces_Any '}'
1298						\| QLikeFunction '<' NonRAngleOrEscapedAngles_Any '>'
1299						\| QLikeFunction '[' NonRBracketOrEscapedBrackets_Any ']'
1300						\| QLikeFunction '/' NonForwardSlashOrEscapedForwardSlashes_Any '/'
1301						\| QLikeFunction '!' NonExclamPointOrEscapedExclamPoints_Any '!'
1302						\| QLikeFunction '\|' NonPipeOrEscapedPipes_Any '\|'
1303
1304						QLikeFunction ~ OpKeywordQ
1305						\| OpKeywordQq
1306						\| OpKeywordQx
1307						\| OpKeywordQw
1308
1309						# Here we begin with "qr//" and "m//" which can have parameters
1310						# Then we continue with "s///", "tr///", and "y///" which have two args, not one
1311						# "//" follow at the end
1312						QLikeValueExprWithMods
1313						~ QLikeFunctionWithMods '(' NonRParenOrEscapedParens_Any ')' RegexModifiers
1314						\| QLikeFunctionWithMods '{' NonRBraceOrEscapedBraces_Any '}' RegexModifiers
1315						\| QLikeFunctionWithMods '<' NonRAngleOrEscapedAngles_Any '>' RegexModifiers
1316						\| QLikeFunctionWithMods '[' NonRBracketOrEscapedBrackets_Any ']' RegexModifiers
1317						\| QLikeFunctionWithMods '/' NonForwardSlashOrEscapedForwardSlashes_Any '/' RegexModifiers
1318						\| QLikeFunctionWithMods '!' NonExclamPointOrEscapedExclamPoints_Any '!' RegexModifiers
1319						\| QLikeFunctionWithMods '\|' NonPipeOrEscapedPipes_Any '\|' RegexModifiers
1320						\| QLikeSubstWithMods '(' NonRParenOrEscapedParens_Any ')(' NonRParenOrEscapedParens_Any ')' RegexModifiers
1321						\| QLikeSubstWithMods '{' NonRBraceOrEscapedBraces_Any '}{' NonRBraceOrEscapedBraces_Any '}' RegexModifiers
1322						\| QLikeSubstWithMods '<' NonRAngleOrEscapedAngles_Any '><' NonRAngleOrEscapedAngles_Any '>' RegexModifiers
1323						\| QLikeSubstWithMods '[' NonRBracketOrEscapedBrackets_Any '][' NonRBracketOrEscapedBrackets_Any ']' RegexModifiers
1324						\| QLikeSubstWithMods '/' NonForwardSlashOrEscapedForwardSlashes_Any '/' NonForwardSlashOrEscapedForwardSlashes_Any '/' RegexModifiers
1325						\| QLikeSubstWithMods '!' NonExclamPointOrEscapedExclamPoints_Any '!' NonExclamPointOrEscapedExclamPoints_Any '!' RegexModifiers
1326						\| QLikeSubstWithMods '\|' NonPipeOrEscapedPipes_Any '\|' NonPipeOrEscapedPipes_Any '\|' RegexModifiers
1327						\| '/' NonForwardSlashOrEscapedForwardSlashes_Any '/' RegexModifiers
1328						\| '`' NonBacktickOrEscapedBackticks_Any '`'
1329
1330						QLikeFunctionWithMods ~ OpKeywordQr
1331						\| OpKeywordM
1332
1333						QLikeSubstWithMods ~ OpKeywordS
1334						\| OpKeywordTr
1335						\| OpKeywordY
1336
1337						RegexModifiers ~ [a-z]*
1338
1339						###
1340
1341						# Everything except: # q* / s / m / y / t*
1342						# \| \| \| \| \|
1343						# a b c d e f g h i j k l m n o p q r s t u v w x y z
1344						# a - l n - p r u - x z
1345						# (Cannot begin with digit, so digits are out)
1346						NonQLikeLetters ~ [a-ln-pru-xzA-Z_]+
1347
1348						# Everything except: q / w / r / x (qq, qw, qr, qx)
1349						# \| \| \| \|
1350						# a b c d e f g h i j k l m n o p q r s t u v w x y z
1351						# a - p s - v y-z
1352						# (digits also allowed at this point)
1353						NonQRWXLetters ~ [a-ps-vy-zA-Z0-9_]+
1354
1355						# Everything except: r (tr)
1356						# \|
1357						# a b c d e f g h i j k l m n o p q r s t u v w x y z
1358						# a - q s - z
1359						# (digits also allowed at this point)
1360						NonRLetter ~ [a-qs-zA-Z0-9_]
1361
1362						# Everything else allowed (including digits)
1363						AllSubLetters ~ [a-zA-Z0-9_]+
1364
1365						IdentComp ~ [a-zA-Z_0-9]+
1366						PackageSep ~ '::'
1367
1368						VersionExpr ::= VersionNumber
1369						VersionNumber ~ VersionNumberSegments
1370						\| 'v' VersionNumberSegments
1371
1372						VersionNumberSegments ~ VersionNumberSegment '.' VersionNumberSegment '.' VersionNumberSegment
1373						\| VersionNumberSegment '.' VersionNumberSegment
1374						\| VersionNumberSegment
1375
1376						VersionNumberSegment ~ [0-9] [0-9] [0-9]
1377						\| [0-9] [0-9]
1378						\| [0-9]
1379
1380						LitNumber ::= LitNumberDec
1381						\| LitNumberOct
1382						\| LitNumberHex
1383						\| LitNumberBin
1384
1385						LitNumberDec ::= NumberDec
1386						LitNumberOct ::= NumberOct
1387						LitNumberHex ::= NumberHex
1388						LitNumberBin ::= NumberBin
1389
1390						NumberDec ~ NumberDecInt
1391						\| NumberDecInt ExpDec
1392						\| NumberDecInt '.' DigitsDec
1393						\| NumberDecInt '.' DigitsDec ExpDec
1394						\| '.' DigitDec DigitsDec
1395						\| '.' DigitDec DigitsDec ExpDec
1396
1397						NumberDecInt ~ [1-9] DigitsDec
1398						\| '0'
1399
1400						NumberOct ~ '0' Underbars DigitOct DigitsOct
1401						\| '0' Underbars DigitOct DigitsOct ExpHex
1402						\| '0' DigitsOct '.' DigitOct DigitsOct ExpHex
1403
1404						NumberHex ~ '0' [xX] Underbars DigitHex DigitsHex
1405						\| '0' [xX] Underbars DigitHex DigitsHex ExpHex
1406						\| '0' [xX] DigitsHex '.' DigitHex DigitsHex ExpHex
1407
1408						NumberBin ~ '0' [bB] Underbars DigitBin DigitsBin
1409						\| '0' [bB] Underbars DigitBin DigitsBin ExpHex
1410						\| '0' [bB] DigitsBin '.' DigitBin DigitsBin ExpHex
1411
1412						ExpDec ~ [eE] [+-] ExpDecExp
1413						\| [eE] [_] [+-] ExpDecExp
1414						\| [eE] ExpDecExp
1415
1416						ExpDecExp ~ Underbars DigitDec DigitsDec
1417						Underbars ~ [_]*
1418
1419						ExpHex ~ [pP] [+-] DigitDec DigitsDec
1420						\| [pP] DigitDec DigitsDec
1421
1422						DigitDec ~ [0-9]
1423						DigitsDec ~ [0-9_]*
1424
1425						DigitOct ~ [0-7]
1426						DigitsOct ~ [0-7_]*
1427						DigitHex ~ [0-9a-fA-F]
1428						DigitsHex ~ [0-9a-fA-F_]*
1429
1430						DigitBin ~ [01]
1431						DigitsBin ~ [01_]*
1432
1433						Digits ~ [0-9]+
1434						SingleQuote ~ [']
1435						DoubleQuote ~ ["]
1436
1437						NonDoubleOrEscapedQuote_Many ~ NonDoubleOrEscapedQuote+
1438						NonDoubleOrEscapedQuote ~ EscapedDoubleQuote \| NonDoubleQuote
1439						EscapedDoubleQuote ~ Escape ["]
1440						NonDoubleQuote ~ [^"]
1441
1442						NonSingleOrEscapedQuote_Many ~ NonSingleOrEscapedQuote+
1443						NonSingleOrEscapedQuote ~ EscapedSingleQuote \| NonSingleQuote
1444						EscapedSingleQuote ~ Escape [']
1445						NonSingleQuote ~ [^']
1446
1447						Colon ~ ':'
1448						Semicolon ~ ';'
1449						Escape ~ '\'
1450
1451						SigilScalar ~ '$'
1452						SigilArray ~ '@'
1453						SigilHash ~ '%'
1454						SigilCode ~ '&'
1455						SigilGlob ~ '*'
1456						SigilArrayTop ~ '$#'
1457
1458						LParen ~ '('
1459						RParen ~ ')'
1460						LBracket ~ '['
1461						RBracket ~ ']'
1462						LBrace ~ '{'
1463						RBrace ~ '}'
1464
1465						NonRParenOrEscapedParens_Any ~ NonRParenOrEscapedParens*
1466						NonRParenOrEscapedParens ~ EscapedParens \| NonRParen
1467						EscapedParens ~ EscapedLParen \| EscapedRParen
1468						EscapedLParen ~ Escape [(]
1469						EscapedRParen ~ Escape [)]
1470						NonRParen ~ [^)]
1471
1472						NonRBracketOrEscapedBrackets_Any ~ NonRBracketOrEscapedBrackets*
1473						NonRBracketOrEscapedBrackets ~ EscapedBrackets \| NonRBracket
1474						EscapedBrackets ~ EscapedLBracket \| EscapedRBracket
1475						EscapedLBracket ~ Escape [\[]
1476						EscapedRBracket ~ Escape [\]]
1477						NonRBracket ~ [^\]]
1478
1479						NonRBraceOrEscapedBraces_Any ~ NonRBraceOrEscapedBraces*
1480						NonRBraceOrEscapedBraces ~ EscapedBraces \| NonRBrace
1481						EscapedBraces ~ EscapedLBrace \| EscapedRBrace
1482						EscapedLBrace ~ Escape [\{]
1483						EscapedRBrace ~ Escape [\}]
1484						NonRBrace ~ [^\}]
1485
1486						NonRAngleOrEscapedAngles_Any ~ NonRAngleOrEscapedAngles*
1487						NonRAngleOrEscapedAngles ~ EscapedAngles \| NonRAngle
1488						EscapedAngles ~ EscapedLAngle \| EscapedRAngle
1489						EscapedLAngle ~ Escape [<]
1490						EscapedRAngle ~ Escape [>]
1491						NonRAngle ~ [^>]
1492
1493						NonForwardSlashOrEscapedForwardSlashes_Any ~ NonForwardSlashOrEscapedForwardSlashes*
1494						NonForwardSlashOrEscapedForwardSlashes ~ EscapedForwardSlash \| NonForwardSlash
1495						EscapedForwardSlash ~ Escape [/]
1496						NonForwardSlash ~ [^\/]
1497
1498						NonExclamPointOrEscapedExclamPoints_Any ~ NonExclamPointOrEscapedExclamPoints*
1499						NonExclamPointOrEscapedExclamPoints ~ EscapedExclamPoint \| NonExclamPoint
1500						EscapedExclamPoint ~ Escape [!]
1501						NonExclamPoint ~ [^\!]
1502
1503						NonPipeOrEscapedPipes_Any ~ NonPipeOrEscapedPipes*
1504						NonPipeOrEscapedPipes ~ EscapedPipe \| NonPipe
1505						EscapedPipe ~ Escape [\\|]
1506						NonPipe ~ [^\\|]
1507
1508						NonBacktickOrEscapedBackticks_Any ~ NonBacktickOrEscapedBackticks*
1509						NonBacktickOrEscapedBackticks ~ EscapedBacktick \| NonBacktick
1510						EscapedBacktick ~ Escape [`]
1511						NonBacktick ~ [^\`]
1512
1513						Ellipsis ~ '...'
1514
1515						UnderscorePackage ~ '__PACKAGE__'
1516						UnderscoreFile ~ '__FILE__'
1517						UnderscoreLine ~ '__LINE__'
1518						UnderscoreSub ~ '__SUB__'
1519						#UnderscoreData ~ '__DATA__'
1520						#UnderscoreEnd ~ '__END__'
1521
1522						PhaseName ~ 'BEGIN' \| 'CHECK' \| 'INIT' \| 'UNITCHECK' \| 'END'
1523
1524						SubAttrArgs ~ '(' NonRParenOrEscapedParens_Any ')'
1525
1526						OpArrow ~ '->'
1527						OpInc ~ '++' \| '--'
1528						OpPower ~ '**'
1529						OpUnary ~ '!' \| '~' \| '\' \| '+' \| '-'
1530						OpRegex ~ '=~' \| '!~'
1531						OpMulti ~ '*' \| '/' \| '%' \| 'x'
1532						OpAdd ~ '+' \| '-' \| '.'
1533						OpShift ~ '<<' \| '>>'
1534						OpInequal ~ '<' \| '>' \| '<=' \| '>=' \| 'lt' \| 'gt' \| 'le' \| 'ge'
1535						OpEqual ~ '==' \| '!=' \| '<=>' \| 'eq' \| 'ne' \| 'cmp'
1536						OpBinAnd ~ '&'
1537						OpBinOr ~ '\|' \| '^'
1538						OpLogAnd ~ '&&'
1539						OpLogOr ~ '\|\|' \| '//'
1540						OpRange ~ '..' \| '...'
1541						OpTriThen ~ '?'
1542						OpTriElse ~ ':'
1543						OpAssign ~ '=' \| '*=' \| '/=' \| '%=' \| 'x=' \| '+=' \| '-=' \| '.=' \| '<<=' \| '>>=' \| '&=' \| '\|=' \| '^=' \| '&&=' \| '\|\|=' \| '//='
1544						OpComma ~ ',' \| '=>'
1545						OpNameNot ~ 'not'
1546						OpNameAnd ~ 'and'
1547						OpNameOr ~ 'or' \| 'xor'
1548
1549						OpKeywordAbs ~ 'abs'
1550						OpKeywordAccept ~ 'accept'
1551						OpKeywordAlarm ~ 'alarm'
1552						OpKeywordAtan2 ~ 'atan2'
1553						OpKeywordBind ~ 'bind'
1554						OpKeywordBinmode ~ 'binmode'
1555						OpKeywordBless ~ 'bless'
1556						OpKeywordBreak ~ 'break'
1557						OpKeywordCaller ~ 'caller'
1558						OpKeywordChdir ~ 'chdir'
1559						OpKeywordChmod ~ 'chmod'
1560						OpKeywordChomp ~ 'chomp'
1561						OpKeywordChop ~ 'chop'
1562						OpKeywordChown ~ 'chown'
1563						OpKeywordChr ~ 'chr'
1564						OpKeywordChroot ~ 'chroot'
1565						OpKeywordClose ~ 'close'
1566						OpKeywordClosedir ~ 'closedir'
1567						OpKeywordConnect ~ 'connect'
1568						OpKeywordContinue ~ 'continue'
1569						OpKeywordCos ~ 'cos'
1570						OpKeywordCrypt ~ 'crypt'
1571						OpKeywordDbmclose ~ 'dbmclose'
1572						OpKeywordDbmopen ~ 'dbmopen'
1573						OpKeywordDefined ~ 'defined'
1574						OpKeywordDelete ~ 'delete'
1575						OpKeywordDie ~ 'die'
1576						OpKeywordDo ~ 'do'
1577						OpKeywordDump ~ 'dump'
1578						OpKeywordEach ~ 'each'
1579						OpKeywordEof ~ 'eof'
1580						OpKeywordEval ~ 'eval'
1581						OpKeywordEvalbytes ~ 'evalbytes'
1582						OpKeywordExec ~ 'exec'
1583						OpKeywordExists ~ 'exists'
1584						OpKeywordExit ~ 'exit'
1585						OpKeywordExp ~ 'exp'
1586						OpKeywordFc ~ 'fc'
1587						OpKeywordFor ~ 'for'
1588						OpKeywordForeach ~ 'foreach'
1589						OpKeywordFcntl ~ 'fcntl'
1590						OpKeywordFileno ~ 'fileno'
1591						OpKeywordFlock ~ 'flock'
1592						OpKeywordFork ~ 'fork'
1593						OpKeywordGetc ~ 'getc'
1594						OpKeywordGetlogin ~ 'getlogin'
1595						OpKeywordGetpeername ~ 'getpeername'
1596						OpKeywordGetpgrp ~ 'getpgrp'
1597						OpKeywordGetppid ~ 'getppid'
1598						OpKeywordGetpriority ~ 'getpriority'
1599						OpKeywordGetpwnam ~ 'getpwnam'
1600						OpKeywordGetgrnam ~ 'getgrnam'
1601						OpKeywordGethostbyname ~ 'gethostbyname'
1602						OpKeywordGetnetbyname ~ 'getnetbyname'
1603						OpKeywordGetprotobyname ~ 'getprotobyname'
1604						OpKeywordGetpwuid ~ 'getpwuid'
1605						OpKeywordGetgrgid ~ 'getgrgid'
1606						OpKeywordGetservbyname ~ 'getservbyname'
1607						OpKeywordGethostbyaddr ~ 'gethostbyaddr'
1608						OpKeywordGetnetbyaddr ~ 'getnetbyaddr'
1609						OpKeywordGetprotobynumber ~ 'getprotobynumber'
1610						OpKeywordGetservbyport ~ 'getservbyport'
1611						OpKeywordGetpwent ~ 'getpwent'
1612						OpKeywordGetgrent ~ 'getgrent'
1613						OpKeywordGethostent ~ 'gethostent'
1614						OpKeywordGetnetent ~ 'getnetent'
1615						OpKeywordGetprotoent ~ 'getprotoent'
1616						OpKeywordGetservent ~ 'getservent'
1617						OpKeywordSetpwent ~ 'setpwent'
1618						OpKeywordSetgrent ~ 'setgrent'
1619						OpKeywordSethostent ~ 'sethostent'
1620						OpKeywordSetnetent ~ 'setnetent'
1621						OpKeywordSetprotoent ~ 'setprotoent'
1622						OpKeywordSetservent ~ 'setservent'
1623						OpKeywordEndpwent ~ 'endpwent'
1624						OpKeywordEndgrent ~ 'endgrent'
1625						OpKeywordEndhostent ~ 'endhostent'
1626						OpKeywordEndnetent ~ 'endnetent'
1627						OpKeywordEndprotoent ~ 'endprotoent'
1628						OpKeywordEndservent ~ 'endservent'
1629						OpKeywordGetsockname ~ 'getsockname'
1630						OpKeywordGetsockopt ~ 'getsockopt'
1631						OpKeywordGlob ~ 'glob'
1632						OpKeywordGmtime ~ 'gmtime'
1633						OpKeywordGoto ~ 'goto'
1634						OpKeywordGrep ~ 'grep'
1635						OpKeywordHex ~ 'hex'
1636						OpKeywordIndex ~ 'index'
1637						OpKeywordInt ~ 'int'
1638						OpKeywordIoctl ~ 'ioctl'
1639						OpKeywordJoin ~ 'join'
1640						OpKeywordKeys ~ 'keys'
1641						OpKeywordKill ~ 'kill'
1642						OpKeywordLast ~ 'last'
1643						OpKeywordLc ~ 'lc'
1644						OpKeywordLcfirst ~ 'lcfirst'
1645						OpKeywordLength ~ 'length'
1646						OpKeywordLink ~ 'link'
1647						OpKeywordListen ~ 'listen'
1648						OpKeywordLocal ~ 'local'
1649						OpKeywordLocaltime ~ 'localtime'
1650						OpKeywordLock ~ 'lock'
1651						OpKeywordLog ~ 'log'
1652						OpKeywordLstat ~ 'lstat'
1653						OpKeywordM ~ 'm'
1654						OpKeywordMap ~ 'map'
1655						OpKeywordMkdir ~ 'mkdir'
1656						OpKeywordMsgctl ~ 'msgctl'
1657						OpKeywordMsgget ~ 'msgget'
1658						OpKeywordMsgrcv ~ 'msgrcv'
1659						OpKeywordMsgsnd ~ 'msgsnd'
1660						OpKeywordMy ~ 'my'
1661						OpKeywordNext ~ 'next'
1662						OpKeywordNo ~ 'no'
1663						OpKeywordOct ~ 'oct'
1664						OpKeywordOpen ~ 'open'
1665						OpKeywordOpendir ~ 'opendir'
1666						OpKeywordOrd ~ 'ord'
1667						OpKeywordOur ~ 'our'
1668						OpKeywordPack ~ 'pack'
1669						OpKeywordPackage ~ 'package'
1670						OpKeywordPipe ~ 'pipe'
1671						OpKeywordPop ~ 'pop'
1672						OpKeywordPos ~ 'pos'
1673						OpKeywordPrint ~ 'print'
1674						OpKeywordPrintf ~ 'printf'
1675						OpKeywordPrototype ~ 'prototype'
1676						OpKeywordPush ~ 'push'
1677						OpKeywordQ ~ 'q'
1678						OpKeywordQq ~ 'qq'
1679						OpKeywordQx ~ 'qx'
1680						OpKeywordQw ~ 'qw'
1681						OpKeywordQr ~ 'qr'
1682						OpKeywordQuotemeta ~ 'quotemeta'
1683						OpKeywordRand ~ 'rand'
1684						OpKeywordRead ~ 'read'
1685						OpKeywordReaddir ~ 'readdir'
1686						OpKeywordReadline ~ 'readline'
1687						OpKeywordReadlink ~ 'readlink'
1688						OpKeywordReadpipe ~ 'readpipe'
1689						OpKeywordRecv ~ 'recv'
1690						OpKeywordRedo ~ 'redo'
1691						OpKeywordRef ~ 'ref'
1692						OpKeywordRename ~ 'rename'
1693						OpKeywordRequire ~ 'require'
1694						OpKeywordReset ~ 'reset'
1695						OpKeywordReturn ~ 'return'
1696						OpKeywordReverse ~ 'reverse'
1697						OpKeywordRewinddir ~ 'rewinddir'
1698						OpKeywordRindex ~ 'rindex'
1699						OpKeywordRmdir ~ 'rmdir'
1700						OpKeywordS ~ 's'
1701						OpKeywordSay ~ 'say'
1702						OpKeywordScalar ~ 'scalar'
1703						OpKeywordSeek ~ 'seek'
1704						OpKeywordSeekdir ~ 'seekdir'
1705						OpKeywordSelect ~ 'select'
1706						OpKeywordSemctl ~ 'semctl'
1707						OpKeywordSemget ~ 'semget'
1708						OpKeywordSemop ~ 'semop'
1709						OpKeywordSend ~ 'send'
1710						OpKeywordSetpgrp ~ 'setpgrp'
1711						OpKeywordSetpriority ~ 'setpriority'
1712						OpKeywordSetsockopt ~ 'setsockopt'
1713						OpKeywordShift ~ 'shift'
1714						OpKeywordShmctl ~ 'shmctl'
1715						OpKeywordShmget ~ 'shmget'
1716						OpKeywordShmread ~ 'shmread'
1717						OpKeywordShmwrite ~ 'shmwrite'
1718						OpKeywordShutdown ~ 'shutdown'
1719						OpKeywordSin ~ 'sin'
1720						OpKeywordSleep ~ 'sleep'
1721						OpKeywordSocket ~ 'socket'
1722						OpKeywordSocketpair ~ 'socketpair'
1723						OpKeywordSort ~ 'sort'
1724						OpKeywordSplice ~ 'splice'
1725						OpKeywordSplit ~ 'split'
1726						OpKeywordSprintf ~ 'sprintf'
1727						OpKeywordSqrt ~ 'sqrt'
1728						OpKeywordSrand ~ 'srand'
1729						OpKeywordStat ~ 'stat'
1730						OpKeywordState ~ 'state'
1731						OpKeywordStudy ~ 'study'
1732						OpKeywordSub ~ 'sub'
1733						OpKeywordSubstr ~ 'substr'
1734						OpKeywordSymlink ~ 'symlink'
1735						OpKeywordSyscall ~ 'syscall'
1736						OpKeywordSysopen ~ 'sysopen'
1737						OpKeywordSysread ~ 'sysread'
1738						OpKeywordSysseek ~ 'sysseek'
1739						OpKeywordSystem ~ 'system'
1740						OpKeywordSyswrite ~ 'syswrite'
1741						OpKeywordTr ~ 'tr'
1742						OpKeywordTell ~ 'tell'
1743						OpKeywordTelldir ~ 'telldir'
1744						OpKeywordTie ~ 'tie'
1745						OpKeywordTied ~ 'tied'
1746						OpKeywordTime ~ 'time'
1747						OpKeywordTimes ~ 'times'
1748						OpKeywordTruncate ~ 'truncate'
1749						OpKeywordUc ~ 'uc'
1750						OpKeywordUcfirst ~ 'ucfirst'
1751						OpKeywordUmask ~ 'umask'
1752						OpKeywordUndef ~ 'undef'
1753						OpKeywordUnlink ~ 'unlink'
1754						OpKeywordUnpack ~ 'unpack'
1755						OpKeywordUnshift ~ 'unshift'
1756						OpKeywordUntie ~ 'untie'
1757						OpKeywordUse ~ 'use'
1758						OpKeywordUtime ~ 'utime'
1759						OpKeywordValues ~ 'values'
1760						OpKeywordVec ~ 'vec'
1761						OpKeywordWait ~ 'wait'
1762						OpKeywordWaitpid ~ 'waitpid'
1763						OpKeywordWantarray ~ 'wantarray'
1764						OpKeywordWarn ~ 'warn'
1765						OpKeywordWrite ~ 'write'
1766						OpKeywordY ~ 'y'
1767
1768						OpFileReadableEffective ~ '-r'
1769						OpFileWritableEffective ~ '-w'
1770						OpFileRExecutableEffective ~ '-x'
1771						OpFileOwnedEffective ~ '-o'
1772						OpFileReadableReal ~ '-R'
1773						OpFileWritableReal ~ '-W'
1774						OpFileRExecutableReal ~ '-X'
1775						OpFileOwnedReal ~ '-O'
1776						OpFileExists ~ '-e'
1777						OpFileEmpty ~ '-z'
1778						OpFileNonEmpty ~ '-s'
1779						OpFilePlain ~ '-f'
1780						OpFileDirectory ~ '-d'
1781						OpFileSymbolic ~ '-l'
1782						OpFileNamedPipe ~ '-p'
1783						OpFileSocket ~ '-S'
1784						OpFileBlock ~ '-b'
1785						OpFileCharacter ~ '-c'
1786						OpFileOpenedTty ~ '-t'
1787						OpFileSetuid ~ '-u'
1788						OpFileSetgid ~ '-g'
1789						OpFileSticky ~ '-k'
1790						OpFileAsciiUtf8 ~ '-T'
1791						OpFileBinary ~ '-B'
1792						OpFileStartTime ~ '-M'
1793						OpFileAccessTime ~ '-A'
1794						OpFileChangeTime ~ '-C'
1795
1796						ConditionIf ~ 'if'
1797						ConditionElsif ~ 'elsif'
1798						ConditionElse ~ 'else'
1799						ConditionUnless ~ 'unless'
1800						ConditionWhile ~ 'while'
1801						ConditionUntil ~ 'until'
1802						ConditionFor ~ 'for'
1803						ConditionForeach ~ 'foreach'
1804
1805						BuiltinFilehandle ~ 'STDIN' \| 'STDOUT' \| 'STDERR' \| 'ARGV' \| 'ARGVOUT' \| 'DATA'
1806
1807						# Ignore whitespace
1808						:discard ~ whitespace
1809						whitespace ~ [\s]+
1810
1811						# Comments
1812						:discard ~
1813						~ \|
1814						~ '#'
1815						~ '#'
1816						~ *
1817						~ [\x{A}\x{B}\x{C}\x{D}\x{2028}\x{2029}]
1818						~ [^\x{A}\x{B}\x{C}\x{D}\x{2028}\x{2029}]
1819
1820						# Recognize phases before subroutines
1821						:lexeme ~ PhaseName priority => 1
1822
1823						# Recognize q* / s / m / y / tr before subroutines
1824						:lexeme ~ QLikeValueExpr priority => 1
1825						:lexeme ~ QLikeValueExprWithMods priority => 1
1826
1827						:lexeme ~ VersionNumber priority => 1
1828
1829						# Prioritize keywords over functions
1830						:lexeme ~ OpKeywordAbs priority => 1
1831						:lexeme ~ OpKeywordAccept priority => 1
1832						:lexeme ~ OpKeywordAlarm priority => 1
1833						:lexeme ~ OpKeywordAtan2 priority => 1
1834						:lexeme ~ OpKeywordBind priority => 1
1835						:lexeme ~ OpKeywordBinmode priority => 1
1836						:lexeme ~ OpKeywordBless priority => 1
1837						:lexeme ~ OpKeywordBreak priority => 1
1838						:lexeme ~ OpKeywordCaller priority => 1
1839						:lexeme ~ OpKeywordChdir priority => 1
1840						:lexeme ~ OpKeywordChmod priority => 1
1841						:lexeme ~ OpKeywordChomp priority => 1
1842						:lexeme ~ OpKeywordChop priority => 1
1843						:lexeme ~ OpKeywordChown priority => 1
1844						:lexeme ~ OpKeywordChr priority => 1
1845						:lexeme ~ OpKeywordChroot priority => 1
1846						:lexeme ~ OpKeywordClose priority => 1
1847						:lexeme ~ OpKeywordClosedir priority => 1
1848						:lexeme ~ OpKeywordConnect priority => 1
1849						:lexeme ~ OpKeywordContinue priority => 1
1850						:lexeme ~ OpKeywordCos priority => 1
1851						:lexeme ~ OpKeywordCrypt priority => 1
1852						:lexeme ~ OpKeywordDbmclose priority => 1
1853						:lexeme ~ OpKeywordDbmopen priority => 1
1854						:lexeme ~ OpKeywordDefined priority => 1
1855						:lexeme ~ OpKeywordDelete priority => 1
1856						:lexeme ~ OpKeywordDie priority => 1
1857						:lexeme ~ OpKeywordDo priority => 1
1858						:lexeme ~ OpKeywordDump priority => 1
1859						:lexeme ~ OpKeywordEach priority => 1
1860						:lexeme ~ OpKeywordEof priority => 1
1861						:lexeme ~ OpKeywordEval priority => 1
1862						:lexeme ~ OpKeywordEvalbytes priority => 1
1863						:lexeme ~ OpKeywordExec priority => 1
1864						:lexeme ~ OpKeywordExists priority => 1
1865						:lexeme ~ OpKeywordExit priority => 1
1866						:lexeme ~ OpKeywordExp priority => 1
1867						:lexeme ~ OpKeywordFc priority => 1
1868						:lexeme ~ OpKeywordFor priority => 1
1869						:lexeme ~ OpKeywordForeach priority => 1
1870						:lexeme ~ OpKeywordFcntl priority => 1
1871						:lexeme ~ OpKeywordFileno priority => 1
1872						:lexeme ~ OpKeywordFlock priority => 1
1873						:lexeme ~ OpKeywordFork priority => 1
1874						:lexeme ~ OpKeywordGetc priority => 1
1875						:lexeme ~ OpKeywordGetlogin priority => 1
1876						:lexeme ~ OpKeywordGetpeername priority => 1
1877						:lexeme ~ OpKeywordGetpgrp priority => 1
1878						:lexeme ~ OpKeywordGetppid priority => 1
1879						:lexeme ~ OpKeywordGetpriority priority => 1
1880						:lexeme ~ OpKeywordGetpwnam priority => 1
1881						:lexeme ~ OpKeywordGetgrnam priority => 1
1882						:lexeme ~ OpKeywordGethostbyname priority => 1
1883						:lexeme ~ OpKeywordGetnetbyname priority => 1
1884						:lexeme ~ OpKeywordGetprotobyname priority => 1
1885						:lexeme ~ OpKeywordGetpwuid priority => 1
1886						:lexeme ~ OpKeywordGetgrgid priority => 1
1887						:lexeme ~ OpKeywordGetservbyname priority => 1
1888						:lexeme ~ OpKeywordGethostbyaddr priority => 1
1889						:lexeme ~ OpKeywordGetnetbyaddr priority => 1
1890						:lexeme ~ OpKeywordGetprotobynumber priority => 1
1891						:lexeme ~ OpKeywordGetservbyport priority => 1
1892						:lexeme ~ OpKeywordGetpwent priority => 1
1893						:lexeme ~ OpKeywordGetgrent priority => 1
1894						:lexeme ~ OpKeywordGethostent priority => 1
1895						:lexeme ~ OpKeywordGetnetent priority => 1
1896						:lexeme ~ OpKeywordGetprotoent priority => 1
1897						:lexeme ~ OpKeywordGetservent priority => 1
1898						:lexeme ~ OpKeywordSetpwent priority => 1
1899						:lexeme ~ OpKeywordSetgrent priority => 1
1900						:lexeme ~ OpKeywordSethostent priority => 1
1901						:lexeme ~ OpKeywordSetnetent priority => 1
1902						:lexeme ~ OpKeywordSetprotoent priority => 1
1903						:lexeme ~ OpKeywordSetservent priority => 1
1904						:lexeme ~ OpKeywordEndpwent priority => 1
1905						:lexeme ~ OpKeywordEndgrent priority => 1
1906						:lexeme ~ OpKeywordEndhostent priority => 1
1907						:lexeme ~ OpKeywordEndnetent priority => 1
1908						:lexeme ~ OpKeywordEndprotoent priority => 1
1909						:lexeme ~ OpKeywordEndservent priority => 1
1910						:lexeme ~ OpKeywordGetsockname priority => 1
1911						:lexeme ~ OpKeywordGetsockopt priority => 1
1912						:lexeme ~ OpKeywordGlob priority => 1
1913						:lexeme ~ OpKeywordGmtime priority => 1
1914						:lexeme ~ OpKeywordGoto priority => 1
1915						:lexeme ~ OpKeywordGrep priority => 1
1916						:lexeme ~ OpKeywordHex priority => 1
1917						:lexeme ~ OpKeywordIndex priority => 1
1918						:lexeme ~ OpKeywordInt priority => 1
1919						:lexeme ~ OpKeywordIoctl priority => 1
1920						:lexeme ~ OpKeywordJoin priority => 1
1921						:lexeme ~ OpKeywordKeys priority => 1
1922						:lexeme ~ OpKeywordKill priority => 1
1923						:lexeme ~ OpKeywordLast priority => 1
1924						:lexeme ~ OpKeywordLc priority => 1
1925						:lexeme ~ OpKeywordLcfirst priority => 1
1926						:lexeme ~ OpKeywordLength priority => 1
1927						:lexeme ~ OpKeywordLink priority => 1
1928						:lexeme ~ OpKeywordListen priority => 1
1929						:lexeme ~ OpKeywordLocal priority => 1
1930						:lexeme ~ OpKeywordLocaltime priority => 1
1931						:lexeme ~ OpKeywordLock priority => 1
1932						:lexeme ~ OpKeywordLog priority => 1
1933						:lexeme ~ OpKeywordLstat priority => 1
1934						:lexeme ~ OpKeywordMap priority => 1
1935						:lexeme ~ OpKeywordMkdir priority => 1
1936						:lexeme ~ OpKeywordMsgctl priority => 1
1937						:lexeme ~ OpKeywordMsgget priority => 1
1938						:lexeme ~ OpKeywordMsgrcv priority => 1
1939						:lexeme ~ OpKeywordMsgsnd priority => 1
1940						:lexeme ~ OpKeywordMy priority => 1
1941						:lexeme ~ OpKeywordNext priority => 1
1942						:lexeme ~ OpKeywordNo priority => 1
1943						:lexeme ~ OpKeywordOct priority => 1
1944						:lexeme ~ OpKeywordOpen priority => 1
1945						:lexeme ~ OpKeywordOpendir priority => 1
1946						:lexeme ~ OpKeywordOrd priority => 1
1947						:lexeme ~ OpKeywordOur priority => 1
1948						:lexeme ~ OpKeywordPack priority => 1
1949						:lexeme ~ OpKeywordPackage priority => 1
1950						:lexeme ~ OpKeywordPipe priority => 1
1951						:lexeme ~ OpKeywordPop priority => 1
1952						:lexeme ~ OpKeywordPos priority => 1
1953						:lexeme ~ OpKeywordPrint priority => 1
1954						:lexeme ~ OpKeywordPrintf priority => 1
1955						:lexeme ~ OpKeywordPrototype priority => 1
1956						:lexeme ~ OpKeywordPush priority => 1
1957						:lexeme ~ OpKeywordQuotemeta priority => 1
1958						:lexeme ~ OpKeywordRand priority => 1
1959						:lexeme ~ OpKeywordRead priority => 1
1960						:lexeme ~ OpKeywordReaddir priority => 1
1961						:lexeme ~ OpKeywordReadline priority => 1
1962						:lexeme ~ OpKeywordReadlink priority => 1
1963						:lexeme ~ OpKeywordReadpipe priority => 1
1964						:lexeme ~ OpKeywordRecv priority => 1
1965						:lexeme ~ OpKeywordRedo priority => 1
1966						:lexeme ~ OpKeywordRef priority => 1
1967						:lexeme ~ OpKeywordRename priority => 1
1968						:lexeme ~ OpKeywordRequire priority => 1
1969						:lexeme ~ OpKeywordReset priority => 1
1970						:lexeme ~ OpKeywordReturn priority => 1
1971						:lexeme ~ OpKeywordReverse priority => 1
1972						:lexeme ~ OpKeywordRewinddir priority => 1
1973						:lexeme ~ OpKeywordRindex priority => 1
1974						:lexeme ~ OpKeywordRmdir priority => 1
1975						:lexeme ~ OpKeywordSay priority => 1
1976						:lexeme ~ OpKeywordScalar priority => 1
1977						:lexeme ~ OpKeywordSeek priority => 1
1978						:lexeme ~ OpKeywordSeekdir priority => 1
1979						:lexeme ~ OpKeywordSelect priority => 1
1980						:lexeme ~ OpKeywordSemctl priority => 1
1981						:lexeme ~ OpKeywordSemget priority => 1
1982						:lexeme ~ OpKeywordSemop priority => 1
1983						:lexeme ~ OpKeywordSend priority => 1
1984						:lexeme ~ OpKeywordSetpgrp priority => 1
1985						:lexeme ~ OpKeywordSetpriority priority => 1
1986						:lexeme ~ OpKeywordSetsockopt priority => 1
1987						:lexeme ~ OpKeywordShift priority => 1
1988						:lexeme ~ OpKeywordShmctl priority => 1
1989						:lexeme ~ OpKeywordShmget priority => 1
1990						:lexeme ~ OpKeywordShmread priority => 1
1991						:lexeme ~ OpKeywordShmwrite priority => 1
1992						:lexeme ~ OpKeywordShutdown priority => 1
1993						:lexeme ~ OpKeywordSin priority => 1
1994						:lexeme ~ OpKeywordSleep priority => 1
1995						:lexeme ~ OpKeywordSocket priority => 1
1996						:lexeme ~ OpKeywordSocketpair priority => 1
1997						:lexeme ~ OpKeywordSort priority => 1
1998						:lexeme ~ OpKeywordSplice priority => 1
1999						:lexeme ~ OpKeywordSplit priority => 1
2000						:lexeme ~ OpKeywordSprintf priority => 1
2001						:lexeme ~ OpKeywordSqrt priority => 1
2002						:lexeme ~ OpKeywordSrand priority => 1
2003						:lexeme ~ OpKeywordStat priority => 1
2004						:lexeme ~ OpKeywordState priority => 1
2005						:lexeme ~ OpKeywordStudy priority => 1
2006						:lexeme ~ OpKeywordSub priority => 1
2007						:lexeme ~ OpKeywordSubstr priority => 1
2008						:lexeme ~ OpKeywordSymlink priority => 1
2009						:lexeme ~ OpKeywordSyscall priority => 1
2010						:lexeme ~ OpKeywordSysopen priority => 1
2011						:lexeme ~ OpKeywordSysread priority => 1
2012						:lexeme ~ OpKeywordSysseek priority => 1
2013						:lexeme ~ OpKeywordSystem priority => 1
2014						:lexeme ~ OpKeywordSyswrite priority => 1
2015						:lexeme ~ OpKeywordTell priority => 1
2016						:lexeme ~ OpKeywordTelldir priority => 1
2017						:lexeme ~ OpKeywordTie priority => 1
2018						:lexeme ~ OpKeywordTied priority => 1
2019						:lexeme ~ OpKeywordTime priority => 1
2020						:lexeme ~ OpKeywordTimes priority => 1
2021						:lexeme ~ OpKeywordTruncate priority => 1
2022						:lexeme ~ OpKeywordUc priority => 1
2023						:lexeme ~ OpKeywordUcfirst priority => 1
2024						:lexeme ~ OpKeywordUmask priority => 1
2025						:lexeme ~ OpKeywordUndef priority => 1
2026						:lexeme ~ OpKeywordUnlink priority => 1
2027						:lexeme ~ OpKeywordUnpack priority => 1
2028						:lexeme ~ OpKeywordUnshift priority => 1
2029						:lexeme ~ OpKeywordUntie priority => 1
2030						:lexeme ~ OpKeywordUse priority => 1
2031						:lexeme ~ OpKeywordUtime priority => 1
2032						:lexeme ~ OpKeywordValues priority => 1
2033						:lexeme ~ OpKeywordVec priority => 1
2034						:lexeme ~ OpKeywordWait priority => 1
2035						:lexeme ~ OpKeywordWaitpid priority => 1
2036						:lexeme ~ OpKeywordWantarray priority => 1
2037						:lexeme ~ OpKeywordWarn priority => 1
2038						:lexeme ~ OpKeywordWrite priority => 1
2039
2040						# This is the only Op that conflicts
2041						# OpInc conflicts with OpUnary
2042						# So when it's both, OpInc wins
2043						# (such as: sort $x + $y
2044						:lexeme ~ OpAdd priority => 1
2045
2046						};
2047
2048						our $grammar = Marpa::R2::Scanless::G->new({ source => \$grammar_source });
2049
2050						sub build_struct {
2051	765		765	0	3511	my ( $rec, $initial_valueref ) = @_;
2052	765				2705	my @values = ($initial_valueref);
2053
2054	765				4374	while ( my $valueref = shift @values ) {
2055	14335	100			18910	if ( ! ref ${$valueref} ) {
	14335				27276
2056	3596				6023	${$valueref} = {
2057						'name' => '',
2058						'type' => 'lexeme',
2059	3596				5854	'value' => ${$valueref},
	3596				11144
2060						};
2061
2062	3596				8806	next;
2063						}
2064
2065	10739				13960	my $name = shift @{ ${$valueref} };
	10739				12773
	10739				21556
2066	10739				13450	my $start_pos = shift @{ ${$valueref} };
	10739				13197
	10739				15630
2067	10739				13392	my $length = shift @{ ${$valueref} };
	10739				12582
	10739				15395
2068	10739				13866	my @children = @{ ${$valueref} };
	10739				12589
	10739				20377
2069
2070	10739				25284	my ( $line, $column ) = $rec->line_column($start_pos);
2071	10739				119553	${$valueref} = {
	10739				17617
2072						'name' => $name,
2073						'type' => 'rule',
2074						'start_pos' => $start_pos,
2075						'length' => $length,
2076						'children' => \@children,
2077						'line' => $line,
2078						'column' => $column,
2079						};
2080
2081	10739				14774	push @values, map \$_, @{ ${$valueref}->{'children'} }
	10739				12594
	10739				38767
2082						}
2083						}
2084
2085						sub parse {
2086	890		890	0	3064	my ($class, $text) = @_;
2087
2088	890				3785	my %args = (
2089						'grammar' => $grammar,
2090
2091						DEBUG()
2092						? (
2093						'trace_terminals' => 1,
2094						'trace_values' => 1,
2095						)
2096						: (),
2097						);
2098
2099	890				5894	my $rec = Marpa::R2::Scanless::R->new( \%args );
2100
2101	890				507025	my @values;
2102						eval {
2103	890				4916	my $res = $rec->read( \$text );
2104	769				1362744	while ( my $value = $rec->value() ) {
2105	765				244524616	build_struct( $rec, $value );
2106	765				4511	push @values, $$value;
2107						}
2108	769				73573	1;
2109						}
2110	890	100			2282	or do {
2111	121				191432	my $err = $@;
2112	121	50			467	if (!@values) {
2113	121				486	for my $nterm (reverse qw/Program BlockStatement Statement NonBraceExprComma BlockLevelExpression Expression SubCall VarIdentExpr SubNameExpr/) {
2114	409				1830	my ($start, $length) = $rec->last_completed($nterm);
2115	409	100			1441274	next unless defined $start;
2116	109				707	my $range = $rec->substring($start, $length);
2117	109				5545	my $expect = $rec->terminals_expected();
2118	109				28613	my $progress = $rec->show_progress();
2119	109				1469567	die "$err\nFailed to parse past: $range (char $start, length $length), expected " . ( join ',', @{$expect} );# . "\n$progress";
	109				6068
2120						}
2121	12				705	die "Failed to parse, dunno why.";
2122						}
2123						};
2124
2125	769				667268	return @values;
2126						}
2127
2128						1;
2129
2130						__END__