[GROOVY-10326] STC: missing error for map*.key assignment

• Type: Bug
• Status: Closed
• Priority: Minor
• Resolution: Fixed
• Fix Version/s: 4.0.0-beta-2, 3.0.20
• Component/s: Static Type Checker
• Assignee: Eric Milles
• Reporter: Eric Milles
• Created: 22/Oct/21 19:48
• Updated: 12/Dec/23 16:29
• Resolved: 22/Oct/21 21:59

Description

Consider the following:

@groovy.transform.TypeChecked
void test(Map map) {
  map*.key = null
}

"key" is a read-only property of Map.Entry; however this is caught at run-time rather than compile-time.