Sha256: 6998a7b26c4b811455229b3c988168d3139d50b49a4671aac187bcddfcabdc84
Contents?: true
Size: 1.33 KB
Versions: 12
Compression:
Stored size: 1.33 KB
Contents
# frozen_string_literal: true
class ImageOptim
class Runner
# Helper methods for glob
module GlobHelpers
class << self
# Match inner curly braces in glob
# Negative lookbehind is not used as is not supported by ruby before 1.9
BRACE_REGEXP = /
\A
(
(?:.*[^\\]|) # anything ending not with slash or nothing
(?:\\\\)* # any number of self escaped slashes
)
\{ # open brace
(
(?:|.*?[^\\]) # nothing or non greedy anything ending not with slash
(?:\\\\)* # any number of self escaped slashes
)
\} # close brace
(
.* # what is left
)
\z
/x.freeze
# Expand curly braces in glob as fnmatch in ruby before 2.0 doesn't
# support them
def expand_braces(original_glob)
expanded = []
unexpanded = [original_glob]
while (glob = unexpanded.shift)
if (m = BRACE_REGEXP.match(glob))
m[2].split(',', -1).each do |variant|
unexpanded << "#{m[1]}#{variant}#{m[3]}"
end
else
expanded << glob
end
end
expanded.uniq
end
end
end
end
end
Version data entries
12 entries across 12 versions & 1 rubygems