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|
# frozen_string_literal: true
$VERBOSE = true
require 'regexp_property_values'
require_relative 'support/capturing_stderr'
require_relative 'support/shared_examples'
req_warn = capturing_stderr { @required_now = require('regexp_parser') }
req_warn.empty? || fail("requiring parser generated warnings:\n#{req_warn}")
@required_now || fail("regexp_parser was required earlier than expected")
RS = Regexp::Scanner
RL = Regexp::Lexer
RP = Regexp::Parser
RE = Regexp::Expression
T = Regexp::Syntax::Token
include Regexp::Expression
def ruby_version_at_least(version)
Gem::Version.new(RUBY_VERSION.dup) >= Gem::Version.new(version)
end
RSpec.configure do |config|
config.around(:example) do |example|
# treat unexpected warnings as failures
expect { example.run }.not_to output.to_stderr
end
end
def s(klass, text = '', *children)
exp = klass.construct(text: text.to_s)
children.each { |child| exp.expressions << child }
exp
end
def regexp_with_all_features
return /dummy/ unless ruby_version_at_least('2.4.1')
Regexp.new(<<-'REGEXP', Regexp::EXTENDED)
\A
a++
(?:
\b {2}
(?>
c ??
😀😀😀
# 😄😄😄
(?# 😃😃😃 )
(
\d *+
(
ALT1
|
ALT2
)
) {004}
|
[ä-ü&&ö[:ascii:]\p{thai}] {6}
|
\z
)
(?=lm{8}) ?+
\K
(?~
\1
\g<-1> {10}
\uFFFF
\012
)
(?(1)
BRANCH1
|
BRANCH2
)
)
REGEXP
end
|
