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From "Daniel Sun (JIRA)" <j...@apache.org>
Subject [jira] [Resolved] (GROOVY-8910) Improve the performance of the new Parrot parser
Date Thu, 06 Dec 2018 15:52:00 GMT

     [ https://issues.apache.org/jira/browse/GROOVY-8910?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Daniel Sun resolved GROOVY-8910.
--------------------------------
       Resolution: Fixed
    Fix Version/s: 3.0.0-alpha-4

Fixed by https://github.com/apache/groovy/commit/b9b69444c45edd063553a8d8191e32300a780afc

> Improve the performance of the new Parrot parser
> ------------------------------------------------
>
>                 Key: GROOVY-8910
>                 URL: https://issues.apache.org/jira/browse/GROOVY-8910
>             Project: Groovy
>          Issue Type: Improvement
>            Reporter: Daniel Sun
>            Assignee: Daniel Sun
>            Priority: Major
>             Fix For: 3.0.0-alpha-4
>
>         Attachments: onload_from_slack.groovy
>
>
> statementExpression rule is very inefficient, we should merge expression into commandExpression
to reduce looking ahead.
> The attached file cost 5.7s on parsing before tuning but cost only 2.5s after tuning.



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