Sha256: ceaf814a74980aa7c9b189457ae5009c8e2d89d3944b843b0398873571650a18
Contents?: true
Size: 1.76 KB
Versions: 46
Compression:
Stored size: 1.76 KB
Contents
require 'common/utils'
class File
SLASH = '/'
def self.is_absolute?(filename)
filename[0] == SLASH or filename[1] == ':'
end
# seems both are rel or both are abs in all cases
def self.rel_from_to_project(from,to,endWithSlash = true)
return nil if from.nil? or to.nil?
toSplitted = to.split('/')
fromSplitted = from.split('/')
max = [toSplitted.length, fromSplitted.length].min
return nil if max < 1
i = 0
# path letter in windows may be case different
toIsWindowsAbs = false
if toSplitted[0].length > 1 and fromSplitted[0].length > 1
toIsWindowsAbs = toSplitted[0][1] == ':'
i = 1 if toIsWindowsAbs and fromSplitted[0][1] == ':' and toSplitted[0][0].downcase == fromSplitted[0][0].downcase
end
if (toIsWindowsAbs and i==0)
res = to
res += "/" if endWithSlash
return res
end
while i < max
break if toSplitted[i] != fromSplitted[i]
i += 1
end
j = i
res = []
while i < fromSplitted.length
res << ".."
i += 1
end
while j < toSplitted.length
res << toSplitted[j]
j += 1
end
if res.length == 0
return ""
end
res = res.join('/')
res += "/" if endWithSlash
res
end
def self.add_prefix(prefix, file)
if not prefix or is_absolute?(file)
file
else
prefix + file
end
end
def self.which(cmd)
return "" if not cmd
exts = ENV['PATHEXT'] ? ENV['PATHEXT'].split(';') : ['']
ENV['PATH'].split(File::PATH_SEPARATOR).each do |path|
exts.each { |ext|
exe = File.join(path, "#{cmd}#{ext}")
if File.executable?(exe) && !File.directory?(exe)
return File.dirname(exe.gsub(/[\\]/,'/'))
end
}
end
return ""
end
end
Version data entries
46 entries across 46 versions & 1 rubygems