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Contents
require_relative '../helper'
require 'shellwords'
# Here be monkey patches
class String
# CrossplatformShellwords
def shellescape
CrossplatformShellwords.shellescape(self)
end
end
class Array
def shelljoin
CrossplatformShellwords.shelljoin(self)
end
end
# Here be helper
module CrossplatformShellwords
# handle switching between implementations of shellescape
def shellescape(str)
if PantographCore::Helper.windows?
WindowsShellwords.shellescape(str)
else
# using `escape` instead of expected `shellescape` here
# which corresponds to Shellword's `String.shellescape` implementation
# https://github.com/ruby/ruby/blob/1cf2bb4b2085758112503e7da7414d1ef52d4f48/lib/shellwords.rb#L216
Shellwords.escape(str)
end
end
module_function :shellescape
# make sure local implementation is also used in shelljoin
def shelljoin(array)
array.map { |arg| shellescape(arg) }.join(' ')
end
module_function :shelljoin
end
# Windows implementation
module WindowsShellwords
def shellescape(str)
str = str.to_s
# An empty argument will be skipped, so return empty quotes.
# https://github.com/ruby/ruby/blob/a6413848153e6c37f6b0fea64e3e871460732e34/lib/shellwords.rb#L142-L143
return '""'.dup if str.empty?
str = str.dup
# wrap in double quotes if contains space
if str =~ /\s/
# double quotes have to be doubled if will be quoted
str.gsub!('"', '""')
return '"' + str + '"'
else
return str
end
end
module_function :shellescape
end
Version data entries
18 entries across 18 versions & 1 rubygems