Fix NPE When Concatenating Strings - #283
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Description
This PR fixes a crash when concatenating an unrefined function invocation with a string.
The previous fix added in #89 was not enough because it ran only after processing both operands, allowing a null
RefinedFunctionto cause aNullPointerException.Example
Related Issue
None.
Type of change
Checklist
liquidjava-example/src/main/java/testSuite/(Correct*/Error*)mvn testpasses locally