diff options
| -rw-r--r-- | lib/coderay/encoders/html.rb | 27 | ||||
| -rw-r--r-- | lib/coderay/encoders/html/numbering.rb | 14 | ||||
| -rw-r--r-- | test/unit/html.rb | 103 |
3 files changed, 130 insertions, 14 deletions
diff --git a/lib/coderay/encoders/html.rb b/lib/coderay/encoders/html.rb index c32dbd1..635a4d8 100644 --- a/lib/coderay/encoders/html.rb +++ b/lib/coderay/encoders/html.rb @@ -47,6 +47,13 @@ module Encoders # # Default: 'CodeRay output' # + # === :break_lines + # + # Split multiline blocks at line breaks. + # Forced to true if :line_numbers option is set to :inline. + # + # Default: false + # # === :line_numbers # Include line numbers in :table, :inline, or nil (no line numbers) # @@ -100,6 +107,8 @@ module Encoders :wrap => nil, :title => 'CodeRay output', + :break_lines => false, + :line_numbers => nil, :line_number_anchors => 'n', :line_number_start => 1, @@ -168,6 +177,10 @@ module Encoders @out = '' end + options[:break_lines] = true if options[:line_numbers] == :inline + + @break_lines = (options[:break_lines] == true) + @HTML_ESCAPE = HTML_ESCAPE.dup @HTML_ESCAPE["\t"] = ' ' * options[:tab_width] @@ -245,7 +258,19 @@ module Encoders if text =~ /#{HTML_ESCAPE_PATTERN}/o text = text.gsub(/#{HTML_ESCAPE_PATTERN}/o) { |m| @HTML_ESCAPE[m] } end - if style = @span_for_kind[@last_opened ? [kind, *@opened] : kind] + + style = @span_for_kind[@last_opened ? [kind, *@opened] : kind] + + if @break_lines && (i = text.index("\n")) && (c = @opened.size + (style ? 1 : 0)) > 0 + close = '</span>' * c + reopen = '' + @opened.each_with_index do |k, index| + reopen << (@span_for_kind[index > 0 ? [k, *@opened[0 ... index ]] : k] || '<span>') + end + text[i .. -1] = text[i .. -1].gsub("\n", "#{close}\n#{reopen}#{style}") + end + + if style @out << style << text << '</span>' else @out << text diff --git a/lib/coderay/encoders/html/numbering.rb b/lib/coderay/encoders/html/numbering.rb index 15ce11b..8bc6259 100644 --- a/lib/coderay/encoders/html/numbering.rb +++ b/lib/coderay/encoders/html/numbering.rb @@ -68,23 +68,11 @@ module Encoders when :inline max_width = (start + line_count).to_s.size line_number = start - nesting = [] output.gsub!(/^.*$\n?/) do |line| - line.chomp! - open = nesting.join - line.scan(%r!<(/)?span[^>]*>?!) do |close,| - if close - nesting.pop - else - nesting << $& - end - end - close = '</span>' * nesting.size - line_number_text = bolding.call line_number indent = ' ' * (max_width - line_number.to_s.size) # TODO: Optimize (10^x) line_number += 1 - "<span class=\"line-numbers\">#{indent}#{line_number_text}</span>#{open}#{line}#{close}\n" + "<span class=\"line-numbers\">#{indent}#{line_number_text}</span>#{line}" end when :table diff --git a/test/unit/html.rb b/test/unit/html.rb new file mode 100644 index 0000000..0072635 --- /dev/null +++ b/test/unit/html.rb @@ -0,0 +1,103 @@ +require 'test/unit' +require 'coderay' + +class HtmlTest < Test::Unit::TestCase + + def test_break_lines_option + snippets = {} + + snippets[:ruby] = {} + + snippets[:ruby][:in] = <<-RUBY +ruby_inside = <<-RUBY_INSIDE +This is tricky, +isn't it? +RUBY_INSIDE + RUBY + + snippets[:ruby][:expected_with_option_off] = <<-HTML_OPT_INDEPENDENT_LINES_OFF +ruby_inside = <span class=\"string\"><span class=\"delimiter\"><<-RUBY_INSIDE</span></span><span class=\"string\"><span class=\"content\"> +This is tricky, +isn't it?</span><span class=\"delimiter\"> +RUBY_INSIDE</span></span> + HTML_OPT_INDEPENDENT_LINES_OFF + + snippets[:ruby][:expected_with_option_on] = <<-HTML_OPT_INDEPENDENT_LINES_ON +ruby_inside = <span class=\"string\"><span class=\"delimiter\"><<-RUBY_INSIDE</span></span><span class=\"string\"><span class=\"content\"></span></span> +<span class=\"string\"><span class=\"content\">This is tricky,</span></span> +<span class=\"string\"><span class=\"content\">isn't it?</span><span class=\"delimiter\"></span></span> +<span class=\"string\"><span class=\"delimiter\">RUBY_INSIDE</span></span> + HTML_OPT_INDEPENDENT_LINES_ON + + snippets[:java] = {} + + snippets[:java][:in] = <<-JAVA +import java.lang.*; + +/** + * This is some multiline javadoc + * used to test the + */ +public class Test { + public static final String MESSAGE = "My message\ + To the world"; + + static void main() { + /* + * Another multiline + * comment + */ + System.out.println(MESSAGE); + } +} + JAVA + + snippets[:java][:expected_with_option_off] = <<-HTML_OPT_INDEPENDENT_LINES_OFF +<span class=\"keyword\">import</span> <span class=\"include\">java.lang</span>.*; + +<span class=\"comment\">/** + * This is some multiline javadoc + * used to test the + */</span> +<span class=\"directive\">public</span> <span class=\"type\">class</span> <span class=\"class\">Test</span> { + <span class=\"directive\">public</span> <span class=\"directive\">static</span> <span class=\"directive\">final</span> <span class=\"predefined-type\">String</span> MESSAGE = <span class=\"string\"><span class=\"delimiter\">"</span><span class=\"content\">My message To the world</span><span class=\"delimiter\">"</span></span>; + + <span class=\"directive\">static</span> <span class=\"type\">void</span> main() { + <span class=\"comment\">/* + * Another multiline + * comment + */</span> + <span class=\"predefined-type\">System</span>.out.println(MESSAGE); + } +} + HTML_OPT_INDEPENDENT_LINES_OFF + + snippets[:java][:expected_with_option_on] = <<-HTML_OPT_INDEPENDENT_LINES_ON +<span class=\"keyword\">import</span> <span class=\"include\">java.lang</span>.*; + +<span class=\"comment\">/**</span> +<span class=\"comment\"> * This is some multiline javadoc</span> +<span class=\"comment\"> * used to test the</span> +<span class=\"comment\"> */</span> +<span class=\"directive\">public</span> <span class=\"type\">class</span> <span class=\"class\">Test</span> { + <span class=\"directive\">public</span> <span class=\"directive\">static</span> <span class=\"directive\">final</span> <span class=\"predefined-type\">String</span> MESSAGE = <span class=\"string\"><span class=\"delimiter\">"</span><span class=\"content\">My message To the world</span><span class=\"delimiter\">"</span></span>; + + <span class=\"directive\">static</span> <span class=\"type\">void</span> main() { + <span class=\"comment\">/*</span> +<span class=\"comment\"> * Another multiline</span> +<span class=\"comment\"> * comment</span> +<span class=\"comment\"> */</span> + <span class=\"predefined-type\">System</span>.out.println(MESSAGE); + } +} + HTML_OPT_INDEPENDENT_LINES_ON + + for lang, code in snippets + tokens = CodeRay.scan code[:in], lang + + assert_equal code[:expected_with_option_off], tokens.html + assert_equal code[:expected_with_option_off], tokens.html(:break_lines => false) + assert_equal code[:expected_with_option_on], tokens.html(:break_lines => true) + end + end +end |