Fix regexp latin property mapping

mbj · May 3, 2021 · e3edac2 · e3edac2
1 parent 225bb4b
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diff --git a/Changelog.md b/Changelog.md
@@ -1,3 +1,11 @@
+# v0.10.31 2021-05-03
+
+* [#1234](https://github.com/mbj/mutant/pull/1234)
+  Add mapping for latin regexp properties to fix crash on mutating
+  `p{Latin}` regexp nodes.
+
+  [Fix #1231]
+
 # v0.10.30 2021-04-25
 
 * [#1229](https://github.com/mbj/mutant/pull/1229)

diff --git a/lib/mutant/ast/regexp/transformer/direct.rb b/lib/mutant/ast/regexp/transformer/direct.rb
@@ -74,6 +74,7 @@ class ASTToExpression < Transformer::ASTToExpression
               [:regexp_katakana_property,        [:property,      :katakana,         '\p{Katakana}'], ::Regexp::Expression::UnicodeProperty::Script],
               [:regexp_letter_property,          [:property,      :letter,           '\p{L}'],        ::Regexp::Expression::UnicodeProperty::Letter::Any],
               [:regexp_linebreak_type,           [:type,          :linebreak,        '\R'],           ::Regexp::Expression::CharacterType::Linebreak],
+              [:regexp_latin_property,           [:property,      :latin,            '\p{Latin}'],    ::Regexp::Expression::UnicodeProperty::Script],
               [:regexp_lower_posixclass,         [:posixclass,    :lower,            '[:lower:]'],    ::Regexp::Expression::PosixClass],
               [:regexp_mark_keep,                [:keep,          :mark,             '\K'],           ::Regexp::Expression::Keep::Mark],
               [:regexp_match_start_anchor,       [:anchor,        :match_start,      '\\G'],          ::Regexp::Expression::Anchor::MatchStart],

diff --git a/lib/mutant/ast/types.rb b/lib/mutant/ast/types.rb
@@ -107,6 +107,7 @@ module Types # rubocop:disable Metrics/ModuleLength
         regexp_interval_close_escape
         regexp_interval_open_escape
         regexp_katakana_property
+        regexp_latin_property
         regexp_letter_property
         regexp_linebreak_type
         regexp_literal_escape

diff --git a/meta/regexp/regexp_latin_property.rb b/meta/regexp/regexp_latin_property.rb
@@ -0,0 +1,8 @@
+# frozen_string_literal: true
+
+Mutant::Meta::Example.add :regexp, :regexp_latin_property do
+  source('/p{Latin}/')
+
+  singleton_mutations
+  regexp_mutations
+end
diff --git a/spec/unit/mutant/ast/regexp_spec.rb b/spec/unit/mutant/ast/regexp_spec.rb
@@ -657,6 +657,11 @@ def self.expect_mapping(regexp, type, &block)
     s(:regexp_hiragana_property))
 end
 
+RegexpSpec.expect_mapping(/\p{Latin}/, :regexp_latin_property) do
+  s(:regexp_root_expression,
+    s(:regexp_latin_property))
+end
+
 RegexpSpec.expect_mapping(/\p{Katakana}/, :regexp_katakana_property) do
   s(:regexp_root_expression,
     s(:regexp_katakana_property))