diff options
Diffstat (limited to 'lib/gitlab/ci/pipeline/expression/lexeme/pattern.rb')
| -rw-r--r-- | lib/gitlab/ci/pipeline/expression/lexeme/pattern.rb | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/lib/gitlab/ci/pipeline/expression/lexeme/pattern.rb b/lib/gitlab/ci/pipeline/expression/lexeme/pattern.rb index 2b719c9c6fc..e4cf360a1c1 100644 --- a/lib/gitlab/ci/pipeline/expression/lexeme/pattern.rb +++ b/lib/gitlab/ci/pipeline/expression/lexeme/pattern.rb @@ -8,10 +8,11 @@ module Gitlab require_dependency 're2' class Pattern < Lexeme::Value - PATTERN = %r{^/.+/[ismU]*$}.freeze + PATTERN = %r{^/.+/[ismU]*$}.freeze + NEW_PATTERN = %r{^\/([^\/]|\\/)+[^\\]\/[ismU]*}.freeze def initialize(regexp) - @value = regexp + @value = self.class.eager_matching_with_escape_characters? ? regexp.gsub(/\\\//, '/') : regexp unless Gitlab::UntrustedRegexp::RubySyntax.valid?(@value) raise Lexer::SyntaxError, 'Invalid regular expression!' @@ -24,9 +25,17 @@ module Gitlab raise Expression::RuntimeError, 'Invalid regular expression!' end + def self.pattern + eager_matching_with_escape_characters? ? NEW_PATTERN : PATTERN + end + def self.build(string) new(string) end + + def self.eager_matching_with_escape_characters? + Feature.enabled?(:ci_variables_complex_expressions, default_enabled: true) + end end end end |