tartrazine/lexers/dart.xml

<lexer>
  <config>
    <name>Dart</name>
    <alias>dart</alias>
    <filename>*.dart</filename>
    <mime_type>text/x-dart</mime_type>
    <dot_all>true</dot_all>
  </config>
  <rules>
    <state name="string_double_multiline">
      <rule pattern="&#34;&#34;&#34;">
        <token type="LiteralStringDouble"/>
        <pop depth="1"/>
      </rule>
      <rule pattern="[^&#34;$\\]+">
        <token type="LiteralStringDouble"/>
      </rule>
      <rule>
        <include state="string_common"/>
      </rule>
      <rule pattern="(\$|\&#34;)+">
        <token type="LiteralStringDouble"/>
      </rule>
    </state>
    <state name="class">
      <rule pattern="[a-zA-Z_$]\w*">
        <token type="NameClass"/>
        <pop depth="1"/>
      </rule>
    </state>
    <state name="import_decl">
      <rule>
        <include state="string_literal"/>
      </rule>
      <rule pattern="\s+">
        <token type="Text"/>
      </rule>
      <rule pattern="\b(as|show|hide)\b">
        <token type="Keyword"/>
      </rule>
      <rule pattern="[a-zA-Z_$]\w*">
        <token type="Name"/>
      </rule>
      <rule pattern="\,">
        <token type="Punctuation"/>
      </rule>
      <rule pattern="\;">
        <token type="Punctuation"/>
        <pop depth="1"/>
      </rule>
    </state>
    <state name="string_single_multiline">
      <rule pattern="&#39;&#39;&#39;">
        <token type="LiteralStringSingle"/>
        <pop depth="1"/>
      </rule>
      <rule pattern="[^\&#39;$\\]+">
        <token type="LiteralStringSingle"/>
      </rule>
      <rule>
        <include state="string_common"/>
      </rule>
      <rule pattern="(\$|\&#39;)+">
        <token type="LiteralStringSingle"/>
      </rule>
    </state>
    <state name="root">
      <rule>
        <include state="string_literal"/>
      </rule>
      <rule pattern="#!(.*?)$">
        <token type="CommentPreproc"/>
      </rule>
      <rule pattern="\b(import|export)\b">
        <token type="Keyword"/>
        <push state="import_decl"/>
      </rule>
      <rule pattern="\b(library|source|part of|part)\b">
        <token type="Keyword"/>
      </rule>
      <rule pattern="[^\S\n]+">
        <token type="Text"/>
      </rule>
      <rule pattern="//.*?\n">
        <token type="CommentSingle"/>
      </rule>
      <rule pattern="/\*.*?\*/">
        <token type="CommentMultiline"/>
      </rule>
      <rule pattern="\b(class)\b(\s+)">
        <bygroups>
          <token type="KeywordDeclaration"/>
          <token type="Text"/>
        </bygroups>
        <push state="class"/>
      </rule>
      <rule pattern="\b(assert|break|case|catch|continue|default|do|else|finally|for|if|in|is|new|return|super|switch|this|throw|try|while)\b">
        <token type="Keyword"/>
      </rule>
      <rule pattern="\b(abstract|async|await|const|extends|factory|final|get|implements|native|operator|required|set|static|sync|typedef|var|with|yield)\b">
        <token type="KeywordDeclaration"/>
      </rule>
      <rule pattern="\b(bool|double|dynamic|int|num|Object|String|void)\b">
        <token type="KeywordType"/>
      </rule>
      <rule pattern="\b(false|null|true)\b">
        <token type="KeywordConstant"/>
      </rule>
      <rule pattern="[~!%^&amp;*+=|?:&lt;&gt;/-]|as\b">
        <token type="Operator"/>
      </rule>
      <rule pattern="[a-zA-Z_$]\w*:">
        <token type="NameLabel"/>
      </rule>
      <rule pattern="[a-zA-Z_$]\w*">
        <token type="Name"/>
      </rule>
      <rule pattern="[(){}\[\],.;]">
        <token type="Punctuation"/>
      </rule>
      <rule pattern="0[xX][0-9a-fA-F]+">
        <token type="LiteralNumberHex"/>
      </rule>
      <rule pattern="\d+(\.\d*)?([eE][+-]?\d+)?">
        <token type="LiteralNumber"/>
      </rule>
      <rule pattern="\.\d+([eE][+-]?\d+)?">
        <token type="LiteralNumber"/>
      </rule>
      <rule pattern="\n">
        <token type="Text"/>
      </rule>
    </state>
    <state name="string_literal">
      <rule pattern="r&#34;&#34;&#34;([\w\W]*?)&#34;&#34;&#34;">
        <token type="LiteralStringDouble"/>
      </rule>
      <rule pattern="r&#39;&#39;&#39;([\w\W]*?)&#39;&#39;&#39;">
        <token type="LiteralStringSingle"/>
      </rule>
      <rule pattern="r&#34;(.*?)&#34;">
        <token type="LiteralStringDouble"/>
      </rule>
      <rule pattern="r&#39;(.*?)&#39;">
        <token type="LiteralStringSingle"/>
      </rule>
      <rule pattern="&#34;&#34;&#34;">
        <token type="LiteralStringDouble"/>
        <push state="string_double_multiline"/>
      </rule>
      <rule pattern="&#39;&#39;&#39;">
        <token type="LiteralStringSingle"/>
        <push state="string_single_multiline"/>
      </rule>
      <rule pattern="&#34;">
        <token type="LiteralStringDouble"/>
        <push state="string_double"/>
      </rule>
      <rule pattern="&#39;">
        <token type="LiteralStringSingle"/>
        <push state="string_single"/>
      </rule>
    </state>
    <state name="string_common">
      <rule pattern="\\(x[0-9A-Fa-f]{2}|u[0-9A-Fa-f]{4}|u\{[0-9A-Fa-f]*\}|[a-z&#39;\&#34;$\\])">
        <token type="LiteralStringEscape"/>
      </rule>
      <rule pattern="(\$)([a-zA-Z_]\w*)">
        <bygroups>
          <token type="LiteralStringInterpol"/>
          <token type="Name"/>
        </bygroups>
      </rule>
      <rule pattern="(\$\{)(.*?)(\})">
        <bygroups>
          <token type="LiteralStringInterpol"/>
          <usingself state="root"/>
          <token type="LiteralStringInterpol"/>
        </bygroups>
      </rule>
    </state>
    <state name="string_double">
      <rule pattern="&#34;">
        <token type="LiteralStringDouble"/>
        <pop depth="1"/>
      </rule>
      <rule pattern="[^&#34;$\\\n]+">
        <token type="LiteralStringDouble"/>
      </rule>
      <rule>
        <include state="string_common"/>
      </rule>
      <rule pattern="\$+">
        <token type="LiteralStringDouble"/>
      </rule>
    </state>
    <state name="string_single">
      <rule pattern="&#39;">
        <token type="LiteralStringSingle"/>
        <pop depth="1"/>
      </rule>
      <rule pattern="[^&#39;$\\\n]+">
        <token type="LiteralStringSingle"/>
      </rule>
      <rule>
        <include state="string_common"/>
      </rule>
      <rule pattern="\$+">
        <token type="LiteralStringSingle"/>
      </rule>
    </state>
  </rules>
</lexer>