rf-web/vendor/bundle/gems/rouge-3.12.0/lib/rouge/lexers/jsp.rb
2019-10-21 10:18:17 +02:00

120 lines
3.0 KiB
Ruby

# -*- coding: utf-8 -*- #
# frozen_string_literal: true
module Rouge
module Lexers
class JSP < TemplateLexer
desc 'JSP'
tag 'jsp'
filenames '*.jsp'
mimetypes 'text/x-jsp', 'application/x-jsp'
def initialize(*)
super
@java = Java.new
end
directives = %w(page include taglib)
actions = %w(scriptlet declaration expression)
state :root do
rule %r/<%--/, Comment, :jsp_comment
rule %r/<%@\s*(#{directives.join('|')})\s*/, Name::Tag, :jsp_directive
rule %r/<jsp:directive\.(#{directives.join('|')})/, Name::Tag, :jsp_directive2
rule %r/<jsp:(#{actions.join('|')})>/, Name::Tag, :jsp_expression
# start of tag, e.g. <c:if>
rule %r/<[a-zA-Z]*:[a-zA-Z]*\s*/, Name::Tag, :jsp_tag
# end of tag, e.g. </c:if>
rule %r(</[a-zA-Z]*:[a-zA-Z]*>), Name::Tag
rule %r/<%[!=]?/, Name::Tag, :jsp_expression2
# fallback to HTML
rule(/(.+?)(?=(<%|<\/?[a-zA-Z]*:))/m) { delegate parent }
rule(/.+/m) { delegate parent }
end
state :jsp_comment do
rule %r/(--%>)/, Comment, :pop!
rule %r/./m, Comment
end
state :jsp_directive do
rule %r/(%>)/, Name::Tag, :pop!
mixin :attributes
rule(/(.+?)(?=%>)/m) { delegate parent }
end
state :jsp_directive2 do
rule %r!(/>)!, Name::Tag, :pop!
mixin :attributes
rule(/(.+?)(?=\/>)/m) { delegate parent }
end
state :jsp_expression do
rule %r/<\/jsp:(#{actions.join('|')})>/, Name::Tag, :pop!
mixin :attributes
rule(/[^<\/]+/) { delegate @java }
end
state :jsp_expression2 do
rule %r/%>/, Name::Tag, :pop!
rule(/[^%>]+/) { delegate @java }
end
state :jsp_tag do
rule %r/\/?>/, Name::Tag, :pop!
mixin :attributes
rule(/(.+?)(?=\/?>)/m) { delegate parent }
end
state :attributes do
rule %r/\s*[a-zA-Z0-9_:-]+\s*=\s*/m, Name::Attribute, :attr
end
state :attr do
rule %r/"/ do
token Str
goto :double_quotes
end
rule %r/'/ do
token Str
goto :single_quotes
end
rule %r/[^\s>]+/, Str, :pop!
end
state :double_quotes do
rule %r/"/, Str, :pop!
rule %r/\$\{/, Str::Interpol, :jsp_interp
rule %r/[^"]+/, Str
end
state :single_quotes do
rule %r/'/, Str, :pop!
rule %r/\$\{/, Str::Interpol, :jsp_interp
rule %r/[^']+/, Str
end
state :jsp_interp do
rule %r/\}/, Str::Interpol, :pop!
rule %r/'/, Literal, :jsp_interp_literal_start
rule(/[^'\}]+/) { delegate @java }
end
state :jsp_interp_literal_start do
rule %r/'/, Literal, :pop!
rule %r/[^']*/, Literal
end
end
end
end