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package UR::Namespace::Command::Update::TabCompletionSpec; |
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3
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use strict; |
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1
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use warnings; |
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5
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6
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use UR; |
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9
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7
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our $VERSION = "0.46"; # UR $VERSION; |
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use IO::File; |
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1
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1
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426
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use POSIX qw(ENOENT); |
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4506
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1
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UR::Object::Type->define( |
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class_name => __PACKAGE__, |
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is => 'UR::Namespace::Command::Base', |
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has => [ |
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classname => { |
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is => 'Text', |
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shell_args_position => 1, |
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doc => 'The base class to use as trunk of command tree, e.g. UR::Namespace::Command', |
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}, |
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output => { |
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is => 'Text', |
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is_optional => 1, |
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doc => 'Override output location of the opts spec file.', |
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}, |
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] |
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); |
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sub help_brief { |
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0
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"Creates a .opts file beside class/module passed as argument, e.g. UR::Namespace::Command."; |
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} |
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sub create { |
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my $class = shift; |
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1
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my $bx = $class->define_boolexpr(@_); |
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1
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if($bx->specifies_value_for('classname') and !$bx->specifies_value_for('namespace_name')) { |
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1
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my $classname = $bx->value_for('classname'); |
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1
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my($namespace) = ($classname =~ m/^(\w+)::/); |
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1
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$bx = $bx->add_filter(namespace_name => $namespace) if $namespace; |
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} |
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1
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return $class->SUPER::create($bx); |
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} |
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46
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47
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2
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2
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0
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9
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sub is_sub_command_delegator { 0; } |
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49
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sub execute { |
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1
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1
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2
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my $self = shift; |
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1
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4
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my $class = $self->classname; |
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1
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3
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my $req_exception = do { |
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1
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1
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local $@; |
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1
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3
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eval { |
56
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1
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599
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require Getopt::Complete; |
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1
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9755
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require Getopt::Complete::Cache; |
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}; |
59
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1
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3
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$@; |
60
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}; |
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1
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50
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4
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if ($req_exception) { |
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0
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0
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die "Errors using Getopt::Complete. Do you have Getopt::Complete installed? If not try 'cpanm Getopt::Complete'"; |
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} |
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65
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1
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1
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my $use_exception = do { |
66
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1
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1
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local $@; |
67
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1
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1
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305
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eval "use above '$class';"; |
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1
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2
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1
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5
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1
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57
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68
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1
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3
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$@; |
69
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}; |
70
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1
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50
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2
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if ($use_exception) { |
71
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0
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0
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$self->error_message("Unable to use above $class.\n$@"); |
72
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0
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0
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return; |
73
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} |
74
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75
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1
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11
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(my $module_path) = Getopt::Complete::Cache->module_and_cache_paths_for_package($class, 1); |
76
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1
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3054
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my $cache_path = $module_path . ".opts"; |
77
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78
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1
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5
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eval { |
79
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1
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69
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my $rename_ok = rename($cache_path, "$cache_path.bak"); |
80
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1
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50
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33
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12
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if (!$rename_ok && $! != ENOENT) { |
81
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0
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0
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die "failed to rename file: $!: $cache_path"; |
82
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} |
83
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84
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1
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50
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12
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unless ($self->output) { |
85
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0
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0
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$self->output($cache_path); |
86
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} |
87
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1
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7
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$self->status_message("Generating " . $self->output . " file for $class."); |
88
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1
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6
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$self->status_message("This may take some time and may generate harmless warnings..."); |
89
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90
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1
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50
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7
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my $fh = IO::File->new($self->output, 'w') |
91
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or die "Cannot create file at " . $self->output . "\n"; |
92
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93
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1
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204
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my $src = Data::Dumper::Dumper($class->resolve_option_completion_spec()); |
94
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1
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1363
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$src =~ s/^\$VAR1/\$$class\:\:OPTS_SPEC/; |
95
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1
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7
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$fh->print($src); |
96
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}; |
97
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98
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1
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50
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176
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if (-s $cache_path) { |
99
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0
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0
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$self->status_message("\nOPTS_SPEC file created at $cache_path"); |
100
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0
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0
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0
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unlink("$cache_path.bak") |
101
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or $self->error_message("failed to remove backup file: $!"); |
102
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} else { |
103
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1
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50
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21
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if (-s "$cache_path.bak") { |
104
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1
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14
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$self->error_message("$cache_path is 0 bytes, reverting to previous"); |
105
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1
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50
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60
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rename("$cache_path.bak", $cache_path) |
106
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or $self->error_message("failed to restore file: $!"); |
107
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} else { |
108
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0
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$self->error_message("$cache_path is 0 bytes and no backup exists, removing file"); |
109
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0
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0
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unlink($cache_path) |
110
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or $self->error_message("failed to remove file: $!"); |
111
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} |
112
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} |
113
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} |
114
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115
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1; |