Fail gracefully when a primitive value is absent. #1445
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Without this we get an AssertionError, which is the wrong exception
type for a JSON schema mismatch:
java.lang.AssertionError: java.lang.NullPointerException: Cannot invoke "java.lang.Number.intValue()" because the return value of "sun.invoke.util.ValueConversions.primitiveConversion(sun.invoke.util.Wrapper, Object, boolean)" is null
at com.squareup.moshi.RecordJsonAdapter.fromJson(RecordJsonAdapter.java:168)
at com.squareup.moshi.internal.NullSafeJsonAdapter.fromJson(NullSafeJsonAdapter.java:41)
at com.squareup.moshi.JsonAdapter.fromJson(JsonAdapter.java:70)
at com.squareup.moshi.records.RecordsTest.absentPrimitiveFails(RecordsTest.java:257)
Caused by: java.lang.NullPointerException: Cannot invoke "java.lang.Number.intValue()" because the return value of "sun.invoke.util.ValueConversions.primitiveConversion(sun.invoke.util.Wrapper, Object, boolean)" is null
at java.base/sun.invoke.util.ValueConversions.unboxInteger(ValueConversions.java:81)
at java.base/java.lang.invoke.MethodHandle.invokeWithArguments(MethodHandle.java:732)
at com.squareup.moshi.RecordJsonAdapter.fromJson(RecordJsonAdapter.java:156)
... 46 more
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Without this we get an AssertionError, which is the wrong exception
type for a JSON schema mismatch: