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From twalthr <...@git.apache.org>
Subject [GitHub] flink pull request #2529: [FLINK-4241] [table] Cryptic expression parser exc...
Date Wed, 21 Sep 2016 15:16:52 GMT
GitHub user twalthr opened a pull request:


    [FLINK-4241] [table] Cryptic expression parser exceptions

    Thanks for contributing to Apache Flink. Before you open your pull request, please take
the following check list into consideration.
    If your changes take all of the items into account, feel free to open your pull request.
For more information and/or questions please refer to the [How To Contribute guide](http://flink.apache.org/how-to-contribute.html).
    In addition to going through the list, please provide a meaningful description of your
    - [x] General
      - The pull request references the related JIRA issue ("[FLINK-XXX] Jira title text")
      - The pull request addresses only one issue
      - Each commit in the PR has a meaningful commit message (including the JIRA id)
    - [x] Documentation
      - Documentation has been added for new functionality
      - Old documentation affected by the pull request has been updated
      - JavaDoc for public methods has been added
    - [x] Tests & Build
      - Functionality added by the pull request is covered by tests
      - `mvn clean verify` has been executed successfully locally or a Travis build has passed
    This PR improves the error message of the `ExpressionParser`. I tried my best but it is
not easy to improve the message as we are using `RegexParsers`.

You can merge this pull request into a Git repository by running:

    $ git pull https://github.com/twalthr/flink FLINK-4241

Alternatively you can review and apply these changes as the patch at:


To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:

    This closes #2529
commit 7d8d69f8b52983ccf078adfa2a78bf0855ec7cf9
Author: twalthr <twalthr@apache.org>
Date:   2016-09-21T15:12:31Z

    [FLINK-4241] [table] Cryptic expression parser exceptions


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