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generic_erb.rb: --source option

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* tool/generic_erb.rb: -x, --source option for debug.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@40778 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2013-05-16 04:13:36 +00:00
parent 7b5a819308
commit ae9dbb6ce1
1 changed files with 3 additions and 1 deletions
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4
tool/generic_erb.rb
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@ -9,18 +9,20 @@ vpath = VPath.new
timestamp = nil
output = nil
ifchange = nil
source = false
opt = OptionParser.new do |o|
o.on('-t', '--timestamp[=PATH]') {|v| timestamp = v || true}
o.on('-o', '--output=PATH') {|v| output = v}
o.on('-c', '--[no-]if-change') {|v| ifchange = v}
o.on('-x', '--source') {source = true}
vpath.def_options(o)
o.order!(ARGV)
end
template = ARGV.shift or abort opt.to_s
erb = ERB.new(File.read(template), nil, '%')
erb.filename = template
result = erb.result
result = source ? erb.src : erb.result
if output
if ifchange and (vpath.open(output) {|f| f.read} rescue nil) == result
puts "#{output} unchanged"