[GitHub] BigBlueHat opened a new issue #27: yarn install errors on a clean checkout

[GitBox <gi...@apache.org>]

BigBlueHat opened a new issue #27: yarn install errors on a clean checkout
URL: https://github.com/apache/incubator-annotator/issues/27
 
 
   I just did a clean checkout, and when I run `yarn` (or `yarn install`), I get this:
   ```
   yarn install v1.2.1
   error An unexpected error occurred: "patterns.map is not a function".
   info If you think this is a bug, please open a bug report with the information provided in "C:\\Users\\user-name\\dev\\annotator\\incubator-annotator\\yarn-error.log".
   info Visit https://yarnpkg.com/en/docs/cli/install for documentation about this command.
   ```
   
   Yarn version:  1.2.1
   Node version:  8.8.1
   Platform:  win32 x64
   ```
   Trace:
     TypeError: patterns.map is not a function
         at C:\Program Files (x86)\Yarn\lib\cli.js:53963:78
         at Generator.next (<anonymous>)
         at step (C:\Program Files (x86)\Yarn\lib\cli.js:92:30)
         at C:\Program Files (x86)\Yarn\lib\cli.js:110:14
         at new Promise (<anonymous>)
         at new F (C:\Program Files (x86)\Yarn\lib\cli.js:29382:28)
         at C:\Program Files (x86)\Yarn\lib\cli.js:89:12
         at Config.resolveWorkspaces (C:\Program Files (x86)\Yarn\lib\cli.js:53999:7)
         at C:\Program Files (x86)\Yarn\lib\cli.js:22025:49
         at Generator.next (<anonymous>)
   ```

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