Renat Vasilyev created GROOVY-10456:
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Summary: Inconsistent exception upon accessing empty property
Key: GROOVY-10456
URL: https://issues.apache.org/jira/browse/GROOVY-10456
Project: Groovy
Issue Type: Bug
Affects Versions: 3.0.9
Reporter: Renat Vasilyev
consider the code
{code:java}
o = new Object()
o[""] {code}
Groovy 2.5.3 produces:
groovy.lang.MissingPropertyException: No such property: for class:
java.lang.Object
Groovy 3.0.9 produces:
{noformat}
java.lang.StringIndexOutOfBoundsException: String index out of range: 0
at java.base/java.lang.StringLatin1.charAt(StringLatin1.java:48)
at java.base/java.lang.String.charAt(String.java:1512)
at
groovy.lang.MetaClassImpl.createMetaMethodAndMetaProperty(MetaClassImpl.java:2132)
at groovy.lang.MetaClassImpl.getProperty(MetaClassImpl.java:1887)
at groovy.lang.MetaClassImpl.getProperty(MetaClassImpl.java:3843)
at
org.codehaus.groovy.runtime.InvokerHelper.getProperty(InvokerHelper.java:199)
at
org.codehaus.groovy.runtime.DefaultGroovyMethods.getAt(DefaultGroovyMethods.java:420)
at org.codehaus.groovy.runtime.dgm$309.invoke(Unknown Source)
at
org.codehaus.groovy.runtime.callsite.PojoMetaMethodSite$PojoMetaMethodSiteNoUnwrapNoCoerce.invoke(PojoMetaMethodSite.java:247)
at
org.codehaus.groovy.runtime.callsite.PojoMetaMethodSite.call(PojoMetaMethodSite.java:56)
at
org.codehaus.groovy.runtime.callsite.CallSiteArray.defaultCall(CallSiteArray.java:47)
at
org.codehaus.groovy.runtime.callsite.AbstractCallSite.call(AbstractCallSite.java:125)
at
org.codehaus.groovy.runtime.callsite.AbstractCallSite.call(AbstractCallSite.java:139){noformat}
Expected behaviour is to have exception aligned with other missing properties
like
{code:java}
> o = new Object()
> o["x"]
groovy.lang.MissingPropertyException: No such property: x for class:
java.lang.Object
at
org.codehaus.groovy.runtime.ScriptBytecodeAdapter.unwrap(ScriptBytecodeAdapter.java:65)
at
org.codehaus.groovy.runtime.callsite.PojoMetaMethodSite$PojoMetaMethodSiteNoUnwrapNoCoerce.invoke(PojoMetaMethodSite.java:249)
at
org.codehaus.groovy.runtime.callsite.PojoMetaMethodSite.call(PojoMetaMethodSite.java:56)
at
org.codehaus.groovy.runtime.callsite.CallSiteArray.defaultCall(CallSiteArray.java:47)
at
org.codehaus.groovy.runtime.callsite.AbstractCallSite.call(AbstractCallSite.java:125)
at
org.codehaus.groovy.runtime.callsite.AbstractCallSite.call(AbstractCallSite.java:139)
at ideaGroovyConsole.run(ideaGroovyConsole.groovy:2)
at
groovy.lang.GroovyShell.runScriptOrMainOrTestOrRunnable(GroovyShell.java:254)
at groovy.lang.GroovyShell.run(GroovyShell.java:360)
at groovy.lang.GroovyShell.run(GroovyShell.java:339)
at
java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at
java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at
java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at
org.codehaus.groovy.runtime.callsite.PlainObjectMetaMethodSite.doInvoke(PlainObjectMetaMethodSite.java:43)
at
org.codehaus.groovy.runtime.callsite.PogoMetaMethodSite$PogoCachedMethodSite.invoke(PogoMetaMethodSite.java:170)
at
org.codehaus.groovy.runtime.callsite.PogoMetaMethodSite.call(PogoMetaMethodSite.java:73)
at
org.codehaus.groovy.runtime.callsite.AbstractCallSite.call(AbstractCallSite.java:148)
at console.run(console.groovy:11)
at groovy.ui.GroovyMain.processReader(GroovyMain.java:631)
at groovy.ui.GroovyMain.processFiles(GroovyMain.java:552)
at groovy.ui.GroovyMain.run(GroovyMain.java:396)
at groovy.ui.GroovyMain.access$1400(GroovyMain.java:68)
at groovy.ui.GroovyMain$GroovyCommand.process(GroovyMain.java:322)
at groovy.ui.GroovyMain.processArgs(GroovyMain.java:142)
at groovy.ui.GroovyMain.main(GroovyMain.java:115)
at
java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at
java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at
java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at
org.codehaus.groovy.tools.GroovyStarter.rootLoader(GroovyStarter.java:111)
at org.codehaus.groovy.tools.GroovyStarter.main(GroovyStarter.java:129)
{code}
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