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