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ClassCastException when compiling malformed destructuring expression #406

rohanpadhye opened this issue Mar 11, 2018 · 1 comment


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@rohanpadhye rohanpadhye commented Mar 11, 2018

Input to Rhino 1.7.8:

(1 ? ({x: (y)}) : (490)) = 1

Expected: ReferenceError (Invalid left-hand side in assignment)
Instead, I get:

java.lang.ClassCastException: org.mozilla.javascript.Node cannot be cast to org.mozilla.javascript.ast.ObjectLiteral

	at org.mozilla.javascript.Parser.destructuringAssignmentHelper(
	at org.mozilla.javascript.Parser.createDestructuringAssignment(
	at org.mozilla.javascript.IRFactory.createAssignment(
	at org.mozilla.javascript.IRFactory.transformAssignment(
	at org.mozilla.javascript.IRFactory.transform(
	at org.mozilla.javascript.IRFactory.transformExprStmt(
	at org.mozilla.javascript.IRFactory.transform(
	at org.mozilla.javascript.IRFactory.transformScript(
	at org.mozilla.javascript.IRFactory.transform(
	at org.mozilla.javascript.IRFactory.transformTree(
	at org.mozilla.javascript.Context.compileImpl(
	at org.mozilla.javascript.Context.compileString(
	at org.mozilla.javascript.Context.compileString(

Found using JQF.

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@rohanpadhye rohanpadhye commented Mar 18, 2019

Hi, it's been more than one year since this was first reported. Are there any updates?

@p-bakker p-bakker added the bug label Jul 5, 2021
@p-bakker p-bakker added this to To do in v2.0.0 via automation Oct 14, 2021
@p-bakker p-bakker moved this from To do to bugs in v2.0.0 Oct 14, 2021
@p-bakker p-bakker added this to To do in v1.7.15 via automation Oct 14, 2021
@p-bakker p-bakker moved this from To do to To do: bugs (v2.0.0 prep) in v1.7.15 Oct 14, 2021
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