go.chromium.org/luci@v0.0.0-20240309015107-7cdc2e660f33/milo/ui/src/common/tools/markdown/plugins/bugnizer_link.ts (about)

     1  // Copyright 2020 The LUCI Authors.
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //      http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  import MarkdownIt from 'markdown-it';
    16  
    17  const RE_BUGNIZER = /\bb[:/]\d+\b/i;
    18  const RE_BUGNIZER_TAIL = /^[:/]\d+\b/i;
    19  
    20  /**
    21   * Support converting bugnizer link texts (e.g. 'b/123', 'b:234',
    22   * 'B:123') to links.
    23   *
    24   * You MUST enable linkify for this to work.
    25   */
    26  export function bugnizerLink(md: MarkdownIt) {
    27    md.linkify.add('b', {
    28      validate: RE_BUGNIZER_TAIL,
    29      normalize: (match) => {
    30        const reMatch = RE_BUGNIZER.exec(match.raw)!;
    31        const path = reMatch[0].replace(':', '/');
    32        match.url = 'http://' + path;
    33      },
    34    });
    35  }