[GROOVY-8589] GrapeMain bugfix: should not show error about missing mandatory args when --help or --version is specified

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 2.5.0-rc-3
• Component/s: command line processing
• Epic Link: Migrate to picocli
• Assignee: Paul King
• Reporter: Remko Popma
• Created: 18/May/18 15:09
• Updated: 26/Jul/18 04:38
• Resolved: 18/May/18 23:41

Description

GROOVY-8577 introduced a bug: the parser incorrectly complains about missing mandatory options when the user specified --help or --version. For example:

java -cp ... org.codehaus.groovy.tools.GrapeMain install --version

... gives the following output:

Missing required parameters: <group>, <module>
Installs a particular grape
Usage: grape install [-hv] <group> <module> [<version>] [<classifier>]

Installs the specified groovy module or maven artifact. If a version is
...

Issue Links

• relates to: GROOVY-8577 Migrate org.codehaus.groovy.tools.GrapeMain.groovy to picocli
• links to: GitHub Pull Request #711