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add bin/erb
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@3065 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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1
MANIFEST
1
MANIFEST
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@ -80,6 +80,7 @@ bcc32/README.bcc32
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bcc32/configure.bat
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bcc32/mkexports.rb
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bcc32/setup.mak
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bin/erb
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bin/irb
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cygwin/GNUmakefile.in
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djgpp/README.djgpp
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135
bin/erb
Executable file
135
bin/erb
Executable file
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@ -0,0 +1,135 @@
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#!/usr/bin/env ruby
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# Tiny eRuby --- ERB2
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# Copyright (c) 1999-2000,2002 Masatoshi SEKI
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# You can redistribute it and/or modify it under the same terms as Ruby.
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require 'erb'
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class ERB
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module Main
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def ARGV.switch
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return nil if self.empty?
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arg = self.shift
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return nil if arg == '--'
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if arg =~ /^-(.)(.*)/
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return arg if $1 == '-'
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raise 'unknown switch "-"' if $2.index('-')
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self.unshift "-#{$2}" if $2.size > 0
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"-#{$1}"
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else
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self.unshift arg
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nil
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end
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end
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def ARGV.req_arg
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self.shift || raise('missing argument')
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end
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def trim_mode_opt(trim_mode, disable_percent)
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return trim_mode if disable_percent
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case trim_mode
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when 0
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return '%'
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when 1
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return '%>'
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when 2
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return '%<>'
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end
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end
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module_function :trim_mode_opt
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def run(factory=ERB)
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trim_mode = 0
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disable_percent = false
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begin
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while switch = ARGV.switch
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case switch
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when '-x' # ruby source
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output = true
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when '-n' # line number
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number = true
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when '-v' # verbose
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$VERBOSE = true
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when '--version' # version
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STDERR.puts factory.version
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exit
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when '-d', '--debug' # debug
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$DEBUG = true
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when '-r' # require
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require ARGV.req_arg
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when '-S' # sacurity level
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arg = ARGV.req_arg
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raise "invalid security level #{arg.dump}" unless arg =~ /^[0-3]$/
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safe_level = arg.to_i
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when '-T' # trim mode
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arg = ARGV.req_arg
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raise "invalid trim mode #{arg.dump}" unless arg =~ /^[0-2]$/
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trim_mode = arg.to_i
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when '-K' # KCODE
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arg = ARGV.req_arg
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case arg.downcase
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when 'e', '-e', 'euc'
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$KCODE = 'EUC'
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when 's', '-s', 'sjis'
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$KCODE = 'SJIS'
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when 'u', '-u', 'utf8'
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$KCODE = 'UTF8'
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when 'n', '-n', 'none'
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$KCODE = 'NONE'
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else
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raise "invalid KCODE #{arg.dump}"
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end
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when '-P'
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disable_percent = true
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when '--help'
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raise "print this help"
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else
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raise "unknown switch #{switch.dump}"
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end
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end
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rescue # usage
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STDERR.puts $!.to_s
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STDERR.puts File.basename($0) +
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" [switches] [inputfile]"
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STDERR.puts <<EOU
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-x print ruby script
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-n print ruby script with line number
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-v enable verbose mode
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-d set $DBEUG to true
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-r [library] load a library
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-K [kcode] specify KANJI code-set
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-S [safe_level] set $SAFE (0..3)
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-T [trim_mode] specify trim_mode (0..2)
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-P disregard the lin which starts in "%"
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EOU
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exit 1
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end
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src = $<.read
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exit 2 unless src
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trim = trim_mode_opt(trim_mode, disable_percent)
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erb = factory.new(src.untaint, safe_level, trim)
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if output
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if number
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l = 1
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for line in erb.src
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puts "%3d %s"%[l, line]
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l += 1
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end
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else
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puts erb.src
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end
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else
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erb.run
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end
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end
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module_function :run
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end
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end
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if __FILE__ == $0
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ERB::Main.run
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end
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