Sha256: b2e1165677e13cd371c2ba70e6cf31ae09b29dba8b9d0411c1e29f1be7768acf
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Versions: 30
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Contents
require 'coderay'
require 'rabbit/utils'
require 'rabbit/parser/ext/escape'
module Rabbit
module Parser
module Ext
module CodeRay
include GetText
module_function
def highlight(lang, text, logger)
tokens = ::CodeRay.scan(text.strip, lang.to_sym)
tokens.encode(RabbitEncoder.new)
end
class RabbitEncoder < ::CodeRay::Encoders::Encoder
include Element
def setup(options)
super
@out = SyntaxHighlightingBlock.new
@containers = [@out]
end
def text_token(text, type=:plain)
p [:text, type, text] if Utils.syntax_highlighting_debug?
escaped_text = Escape.escape_meta_character(text)
text_element = SyntaxHighlightingText.new(Text.new(escaped_text))
tag_name = type.to_s.gsub(/_/, '-')
tag = CustomTag.new("syntax-#{tag_name}", text_element)
current_container << tag
end
def begin_group(kind)
p [:begin_group, kind] if Utils.syntax_highlighting_debug?
@containers << TextContainer.new
tag = CustomTag.new("syntax-#{kind}")
current_container << tag
end
def begin_line(kind)
p [:begin_line, kind] if Utils.syntax_highlighting_debug?
end
def end_line(kind)
p [:end_line, kind] if Utils.syntax_highlighting_debug?
end
def end_group(kind)
p [:end_group, kind] if Utils.syntax_highlighting_debug?
block = @containers.pop
current_container << block
end
def finish(options)
super
end
private
def current_container
@containers.last
end
end
end
end
end
end
Version data entries
30 entries across 30 versions & 1 rubygems