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cc777d09f4
Also, as it's in the middle of the list of 4 arguments, 3rd and 4th arguments (trim_mode, eoutvar) are changed to keyword arguments. Old ways to specify arguments are deprecated and warned now. bin/erb: deprecate -S option. We'll remove all of deprecated ones at Ruby 2.7+. enc/make_encmake.rb: stopped using deprecated interface ext/etc/mkconstants.rb: ditto ext/socket/mkconstants.rb: ditto sample/ripper/ruby2html.rb: ditto spec/ruby/library/erb/defmethod/def_erb_method_spec.rb: ditto spec/ruby/library/erb/new_spec.rb: ditto test/erb/test_erb.rb: ditto test/erb/test_erb_command.rb: ditto tool/generic_erb.rb: ditto tool/ruby_vm/helpers/dumper.rb: ditto tool/transcode-tblgen.rb: ditto lib/rdoc/erbio.rb: ditto lib/rdoc/generator/darkfish.rb: ditto [Feature #14256] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@62529 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
116 lines
2.4 KiB
Ruby
116 lines
2.4 KiB
Ruby
#!/usr/bin/env ruby
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# $originalId: ruby2html.rb,v 1.2 2005/09/23 22:53:47 aamine Exp $
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TEMPLATE_LINE = __LINE__ + 2
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TEMPLATE = <<-EndTemplate
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
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<html>
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<head>
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<meta http-equiv="Content-Type" content="text/html; charset=<%= encoding %>">
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<% if css %>
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<link rel="stylesheet" type="text/css" href="<%= css %>">
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<% end %>
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<title><%= File.basename(f.path) %></title>
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</head>
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<body>
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<pre>
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<%
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if print_line_number
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Ruby2HTML.compile(f).each_with_index do |line, idx|
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%><%= sprintf('%4d %s', idx+1, line) %><%
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end
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else
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%><%= Ruby2HTML.compile(f) %><%
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end
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%>
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</pre>
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</body>
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</html>
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EndTemplate
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require 'ripper'
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require 'stringio'
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require 'cgi'
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require 'erb'
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require 'optparse'
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def main
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encoding = 'us-ascii'
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css = nil
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print_line_number = false
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parser = OptionParser.new
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parser.banner = "Usage: #{File.basename($0)} [-l] [<file>...]"
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parser.on('--encoding=NAME', 'Character encoding [us-ascii].') {|name|
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encoding = name
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}
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parser.on('--css=URL', 'Set a link to CSS.') {|url|
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css = url
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}
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parser.on('-l', '--line-number', 'Show line number.') {
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print_line_number = true
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}
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parser.on('--help', 'Prints this message and quit.') {
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puts parser.help
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exit 0
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}
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begin
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parser.parse!
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rescue OptionParser::ParseError => err
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$stderr.puts err
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$stderr.puts parser.help
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exit 1
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end
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puts ruby2html(ARGF, encoding, css, print_line_number)
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end
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class ERB
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attr_accessor :lineno
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remove_method :result
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def result(b)
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eval(@src, b, (@filename || '(erb)'), (@lineno || 1))
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end
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end
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def ruby2html(f, encoding, css, print_line_number)
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if RUBY_VERSION >= '2.6'
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erb = ERB.new(TEMPLATE, trim_mode: '>')
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else
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erb = ERB.new(TEMPLATE, nil, '>')
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end
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erb.filename = __FILE__
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erb.lineno = TEMPLATE_LINE
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erb.result(binding())
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end
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class Ruby2HTML < Ripper::Filter
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def Ruby2HTML.compile(f)
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buf = StringIO.new
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Ruby2HTML.new(f).parse(buf)
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buf.string
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end
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def on_default(event, tok, f)
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f << CGI.escapeHTML(tok)
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end
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def on_kw(tok, f)
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f << %Q[<span class="resword">#{CGI.escapeHTML(tok)}</span>]
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end
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def on_comment(tok, f)
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f << %Q[<span class="comment">#{CGI.escapeHTML(tok.rstrip)}</span>\n]
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end
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def on_tstring_beg(tok, f)
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f << %Q[<span class="string">#{CGI.escapeHTML(tok)}]
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end
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def on_tstring_end(tok, f)
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f << %Q[#{CGI.escapeHTML(tok)}</span>]
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end
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end
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if $0 == __FILE__
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main
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end
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