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/* You may distribute under the terms of either the GNU General Public License |
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* or the Artistic License (the same terms as Perl itself) |
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* |
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* (C) Paul Evans, 2024 -- leonerd@leonerd.org.uk |
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*/ |
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#define PERL_NO_GET_CONTEXT |
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8
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#include "EXTERN.h" |
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#include "perl.h" |
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10
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#include "XSUB.h" |
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12
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#include "XSParseInfix.h" |
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#include "object_pad.h" |
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15
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#define HAVE_PERL_VERSION(R, V, S) \ |
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(PERL_REVISION > (R) || (PERL_REVISION == (R) && (PERL_VERSION > (V) || (PERL_VERSION == (V) && (PERL_SUBVERSION >= (S)))))) |
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18
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#include "newOP_CUSTOM.c.inc" |
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20
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4
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static OP *pp_of(pTHX) |
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{ |
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4
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dSP; |
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4
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FieldMeta *fieldmeta = (FieldMeta *)cUNOP_AUX->op_aux; |
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24
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4
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SV *instance = POPs; |
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26
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ClassMeta *classmeta = NULL; |
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28
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4
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SV *field = get_obj_fieldsv(instance, fieldmeta); |
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30
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/* TODO: consider if we should clone a copy of it, if not OPf_REF? */ |
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4
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PUSHs(field); |
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4
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RETURN; |
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} |
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35
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2
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static OP *new_op_of(pTHX_ U32 flags, OP *lhs, OP *rhs, SV **parsedata, void *hookdata) |
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{ |
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OP *fieldexpr = lhs; |
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OP *instanceexpr = rhs; |
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40
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2
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50
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if(fieldexpr->op_type != OP_PADSV) |
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0
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croak("Expected FIELD operand to 'of' expression to be a field variable"); |
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2
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PADOFFSET fieldexpr_padix = fieldexpr->op_targ; |
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44
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2
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op_free(fieldexpr); |
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45
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46
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2
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FieldMeta *fieldmeta = get_field_for_padix(fieldexpr_padix); |
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47
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2
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50
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if(!fieldmeta) |
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48
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0
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croak("Unsure what field this expression refers to"); |
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49
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50
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2
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return newUNOP_AUX_CUSTOM(&pp_of, flags, instanceexpr, (UNOP_AUX_item *)fieldmeta); |
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51
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} |
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52
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53
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static const struct XSParseInfixHooks hooks_of = { |
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.cls = XPI_CLS_HIGH_MISC, |
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.new_op = &new_op_of, |
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56
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}; |
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57
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58
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MODULE = Object::Pad::Operator::Of PACKAGE = Object::Pad::Operator::Of |
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59
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60
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BOOT: |
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61
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2
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boot_xs_parse_infix(0.44); |
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62
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63
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2
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register_xs_parse_infix("Object::Pad::Operator::Of::of", &hooks_of, NULL); |