Redmine/vendor/gems/coderay-0.9.7/bin/coderay

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#!/usr/bin/env ruby
# CodeRay Executable
#
# Version: 0.2
# Author: murphy
require 'coderay'
if ARGV.empty?
$stderr.puts <<-USAGE
CodeRay #{CodeRay::VERSION} (http://coderay.rubychan.de)
Usage:
coderay file [-<format>]
coderay -<lang> [-<format>] [< file] [> output]
Defaults:
lang: based on file extension
format: ANSI colorized output for terminal, HTML page for files
Examples:
coderay foo.rb # colorized output to terminal, based on file extension
coderay foo.rb -loc # print LOC count, based on file extension and format
coderay foo.rb > foo.html # HTML page output to file, based on extension
coderay -ruby < foo.rb # colorized output to terminal, based on lang
coderay -ruby -loc < foo.rb # print LOC count, based on lang
coderay -ruby -page foo.rb # HTML page output to terminal, based on lang and format
coderay -ruby -page foo.rb > foo.html # HTML page output to file, based on lang and format
USAGE
end
first, second = ARGV
def read
file = ARGV.grep(/^(?!-)/).last
if file
if File.exist?(file)
File.read file
else
$stderr.puts "No such file: #{file}"
end
else
$stdin.read
end
end
if first
if first[/-(\w+)/] == first
lang = $1
input = read
tokens = :scan
else
file = first
unless File.exist? file
$stderr.puts "No such file: #{file}"
exit 2
end
tokens = CodeRay.scan_file file
end
else
$stderr.puts 'No lang/file given.'
exit 1
end
if second
if second[/-(\w+)/] == second
format = $1.to_sym
else
raise 'invalid format (must be -xxx)'
end
else
if $stdout.tty?
format = :term
else
$stderr.puts 'No format given; setting to default (HTML Page).'
format = :page
end
end
if tokens == :scan
output = CodeRay::Duo[lang => format].highlight input
else
output = tokens.encode format
end
out = $stdout
out.puts output