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Posted to notifications@groovy.apache.org by "Christopher Smith (Jira)" <ji...@apache.org> on 2022/03/24 19:01:00 UTC

[jira] [Created] (GROOVY-10546) Regression: Indy compiler in 4.0 uses wrong key for map lookup

Christopher Smith created GROOVY-10546:
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             Summary: Regression: Indy compiler in 4.0 uses wrong key for map lookup
                 Key: GROOVY-10546
                 URL: https://issues.apache.org/jira/browse/GROOVY-10546
             Project: Groovy
          Issue Type: Bug
          Components: Compiler
            Reporter: Christopher Smith
         Attachments: closure.javap.txt

I have a Gremlin pipeline that returns a complex object as a nested map.

{code}
private static final String LABEL_INV = 'invitation-1234'

g./...
  .select(LABEL_INV, LABEL_OTHER)
  .next()
  .with {] invitation: process(it[LABEL_INV]) ]}
{code}

This was working correctly in Groovy 3. In Groovy 4, however, the map lookup is passed {{null}} instead of the value in the constant. The query builder correctly passes the constant value, and the map contained in {{it}} has the constant as a key as expected. However, {{DefaultGroovyMethods#getAt(Map, Object)}} is passed the {{it}} map as self but {{null} for the key.

I am a complete noob at InvokeDynamic, but _perhaps_ this seems to be a sequencing issue where indy binds the value for {{key}} before actually initializing it?



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