[GROOVY-8583] Fail to infer auto-return type from ternary operator

• Type: Bug
• Status: Closed
• Priority: Minor
• Resolution: Fixed
• Fix Version/s: 2.6.0-alpha-4, 3.0.0-alpha-3, 2.5.1
• Component/s: Static compilation, Static Type Checker
• Assignee: John Wagenleitner
• Reporter: Daniel Sun
• Created: 14/May/18 11:09
• Updated: 26/Jul/18 04:38
• Resolved: 06/Jun/18 01:40

Description

@groovy.transform.Field
String x = "X"

@groovy.transform.CompileStatic
public List<String> getStrings() {
	x ? [x] : Collections.emptyList() // fail
        // return x ? [x] : Collections.emptyList() // succeed with `return`
}

getStrings()

SEE GROOVY-7753

Issue Links

• links to: GitHub Pull Request #747