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path: root/public/prism/prism-aspnet.js
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Prism.languages.aspnet = Prism.languages.extend('markup', {
  'page-directive': {
    pattern: /<%\s*@.*%>/,
    alias: 'tag',
    inside: {
      'page-directive': {
        pattern:
          /<%\s*@\s*(?:Assembly|Control|Implements|Import|Master(?:Type)?|OutputCache|Page|PreviousPageType|Reference|Register)?|%>/i,
        alias: 'tag',
      },
      rest: Prism.languages.markup.tag.inside,
    },
  },
  directive: {
    pattern: /<%.*%>/,
    alias: 'tag',
    inside: {
      directive: {
        pattern: /<%\s*?[$=%#:]{0,2}|%>/,
        alias: 'tag',
      },
      rest: Prism.languages.csharp,
    },
  },
});
// Regexp copied from prism-markup, with a negative look-ahead added
Prism.languages.aspnet.tag.pattern =
  /<(?!%)\/?[^\s>\/]+(?:\s+[^\s>\/=]+(?:=(?:("|')(?:\\[\s\S]|(?!\1)[^\\])*\1|[^\s'">=]+))?)*\s*\/?>/;

// match directives of attribute value foo="<% Bar %>"
Prism.languages.insertBefore(
  'inside',
  'punctuation',
  {
    directive: Prism.languages.aspnet['directive'],
  },
  Prism.languages.aspnet.tag.inside['attr-value']
);

Prism.languages.insertBefore('aspnet', 'comment', {
  'asp-comment': {
    pattern: /<%--[\s\S]*?--%>/,
    alias: ['asp', 'comment'],
  },
});

// script runat="server" contains csharp, not javascript
Prism.languages.insertBefore(
  'aspnet',
  Prism.languages.javascript ? 'script' : 'tag',
  {
    'asp-script': {
      pattern:
        /(<script(?=.*runat=['"]?server\b)[^>]*>)[\s\S]*?(?=<\/script>)/i,
      lookbehind: true,
      alias: ['asp', 'script'],
      inside: Prism.languages.csharp || {},
    },
  }
);