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Index: lib/coderay/encoders/html.rb ===================================================================--- lib/coderay/encoders/html.rb (revision 200)+++ lib/coderay/encoders/html.rb (revision 250)@@ -1,3 +1,5 @@+require "set"+module CodeRay
module Encoders
@@ -10,7 +12,8 @@ #
# require 'coderay'
# puts CodeRay.scan('Some /code/', :ruby).html #-> a HTML page
- # puts CodeRay.scan('Some /code/', :ruby).html(:wrap => :span) #-> <span class="CodeRay"><span class="co">Some</span> /code/</span> + # puts CodeRay.scan('Some /code/', :ruby).html(:wrap => :span)+ # #-> <span class="CodeRay"><span class="co">Some</span> /code/</span># puts CodeRay.scan('Some /code/', :ruby).span #-> the same
#
# puts CodeRay.scan('Some code', :ruby).html(
@@ -55,7 +58,8 @@ #
# === :hint
# Include some information into the output using the title attribute.
- # Can be :info (show token type on mouse-over), :info_long (with full path) or :debug (via inspect). + # Can be :info (show token type on mouse-over), :info_long (with full path)+ # or :debug (via inspect).#
# Default: false
class HTML < Encoder
@@ -82,7 +86,7 @@ :hint => false,
}
- helper :classes, :output, :css + helper :output, :cssattr_reader :css
@@ -115,11 +119,14 @@ end
}
+ TRANSPARENT_TOKEN_KINDS = [ + :delimiter, :modifier, :content, :escape, :inline_delimiter,+ ].to_set+# Generate a hint about the given +classes+ in a +hint+ style.
#
# +hint+ may be :info, :info_long or :debug.
def self.token_path_to_hint hint, classes
- return '' unless hint title =
case hint
when :info
@@ -129,7 +136,7 @@ when :debug
classes.inspect
end
- " title=\"#{title}\"" + title ? " title=\"#{title}\"" : ''end
def setup options
@@ -143,42 +150,45 @@ hint = options[:hint]
if hint and not [:debug, :info, :info_long].include? hint
- raise ArgumentError, "Unknown value %p for :hint; expected :info, :debug, false or nil." % hint + raise ArgumentError, "Unknown value %p for :hint; \+ expected :info, :debug, false, or nil." % hintend
case options[:css]
when :class
@css_style = Hash.new do |h, k|
- if k.is_a? Array - type = k.first- else- type = k- end- c = ClassOfKind[type]+ c = CodeRay::Tokens::ClassOfKind[k.first]if c == :NO_HIGHLIGHT and not hint
- h[k] = false + h[k.dup] = falseelse
- title = HTML.token_path_to_hint hint, (k[1..-1] << k.first) - h[k] = '<span%s class="%s">' % [title, c]+ title = if hint+ HTML.token_path_to_hint(hint, k[1..-1] << k.first)+ else+ ''+ end+ if c == :NO_HIGHLIGHT+ h[k.dup] = '<span%s>' % [title]+ else+ h[k.dup] = '<span%s class="%s">' % [title, c]+ endend
end
when :style
@css_style = Hash.new do |h, k|
- if k.is_a? Array + if k.is_a? ::Arraystyles = k.dup
else
styles = [k]
end
type = styles.first
- classes = styles.map { |c| ClassOfKind[c] } + classes = styles.map { |c| Tokens::ClassOfKind[c] }if classes.first == :NO_HIGHLIGHT and not hint
h[k] = false
else
- styles.shift if [:delimiter, :modifier, :content, :escape].include? styles.first + styles.shift if TRANSPARENT_TOKEN_KINDS.include? styles.firsttitle = HTML.token_path_to_hint hint, styles
- classes.delete 'il' style = @css[*classes]
h[k] =
if style
@@ -198,7 +208,9 @@ def finish options
not_needed = @opened.shift
@out << '</span>' * @opened.size
- warn '%d tokens still open: %p' % [@opened.size, @opened] unless @opened.empty? + unless @opened.empty?+ warn '%d tokens still open: %p' % [@opened.size, @opened]+ end@out.extend Output
@out.css = @css
@@ -229,8 +241,9 @@ if @opened.empty?
# nothing to close
else
- if @opened.size == 1 or @opened.last != type - raise 'Malformed token stream: Trying to close a token (%p) that is not open. Open are: %p.' % [type, @opened[1..-1]] if $DEBUG+ if $DEBUG and (@opened.size == 1 or @opened.last != type)+ raise 'Malformed token stream: Trying to close a token (%p) \+ that is not open. Open are: %p.' % [type, @opened[1..-1]]end
@out << '</span>'
@opened.pop
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