HTML encoder improved (hint handling, :info_long)

Ignore latex encoder until it's finished.

1 files changed, 28 insertions, 20 deletions

diff --git a/lib/coderay/encoders/html.rb b/lib/coderay/encoders/html.rb
index a755b47..c57d20d 100644
--- a/lib/coderay/encoders/html.rb
+++ b/lib/coderay/encoders/html.rb
@@ -55,7 +55,7 @@ module Encoders
 	# 

 	# === :hint

 	# Include some information into the output using the title attribute.

-	# Can be :info (show token type on mouse-over) or :debug.

+	# Can be :info (show token type on mouse-over), :info_long (with full path) or :debug (via inspect).

 	# 

 	# Default: false

 	class HTML < Encoder

@@ -109,6 +109,31 @@ module Encoders
 		# \x9 (\t) and \xA (\n) not included

 		HTML_ESCAPE_PATTERN = /[\t&"><\xB-\x1f\x7f-\xff\0-\x8]/

 

+		TOKEN_KIND_TO_INFO = Hash.new do |h, kind|

+			h[kind] =

+				case kind

+				when :pre_constant

+					'Predefined constant'

+				else

+					kind.to_s.gsub(/_/, ' ').gsub(/\b\w/) { $&.capitalize }

+				end

+		end

+

+		def self.token_path_to_hint hint, classes

+			if hint

+				title = if hint == :debug

+					k.inspect

+				elsif hint == :info_long

+					classes.map { |kind| TOKEN_KIND_TO_INFO[kind] }.join('/')

+				elsif hint == :info

+					TOKEN_KIND_TO_INFO[classes.first]

+				end

+				" title=\"#{title}\""

+			else

+				''

+			end			

+		end

+

 		def setup options

 			super

 			return if options == @last_options

@@ -138,16 +163,7 @@ module Encoders
 					if c == :NO_HIGHLIGHT and not hint

 						h[k] = false

 					else

-						title = if hint

-							if hint == :debug

-								' title="%p"' % [ k ]

-							elsif hint == :info

-								path = (k[1..-1] << k.first).map { |kind| kind.to_s.gsub(/_/, ' ').gsub(/\b\w/) { $&.capitalize } }

-								" title=\"#{path.join('/')}\""

-							end

-						else

-							''

-						end

+						title = HTML.token_path_to_hint hint, (k[1..-1] << k.first)

 						h[k] = '<span%s class="%s">' % [title, c]

 					end

 				end

@@ -164,15 +180,7 @@ module Encoders
 					if styles.first == :NO_HIGHLIGHT and not hint

 						h[k] = false

 					else

-						title = if hint

-							if hint == :debug

-								' title="%p"' % [ styles ]

-							elsif hint == :info and styles.size == 1

-								" title=\"#{type.to_s.gsub(/_/, " ").capitalize}\""

-							end

-						else

-							''

-						end

+						title = HTML.token_path_to_hint hint, styles

 						style = @css[*styles]

 						h[k] =

 							if style