[GROOVY-3498] Closure is magically invoked

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 1.6.2
• Fix Version/s: 1.6.3, 1.7-beta-1
• Component/s: Compiler
• Assignee: Roshan Dawrani
• Reporter: Peter Niederwieser
• Created: 30/Apr/09 09:40
• Updated: 14/May/09 10:47
• Resolved: 01/May/09 13:10

Description

When the following script is run:

{ -> println "hi" }
println "bye"

The output is:

hi
bye

Even worse is the following:

foo = 3
{ -> println "hi" }

which results in:

Caught: groovy.lang.MissingMethodException: 
No signature of method: java.lang.Integer.call() is applicable for argument types:
(BindingTest2$_run_closure1) values: [BindingTest2$_run_closure1@144b3c7b]
groovy.lang.MissingMethodException: 
No signature of method: java.lang.Integer.call() is applicable for argument types:
(BindingTest2$_run_closure1) values: [BindingTest2$_run_closure1@144b3c7b]
	at org.codehaus.groovy.runtime.ScriptBytecodeAdapter.unwrap(ScriptBytecodeAdapter.java:54)
	at org.codehaus.groovy.runtime.callsite.PojoMetaClassSite.call(PojoMetaClassSite.java:46)
	at org.codehaus.groovy.runtime.callsite.CallSiteArray.defaultCall(CallSiteArray.java:43)
	at org.codehaus.groovy.runtime.callsite.AbstractCallSite.call(AbstractCallSite.java:117)
	at org.codehaus.groovy.runtime.callsite.AbstractCallSite.call(AbstractCallSite.java:125)
	at BindingTest2.run(BindingTest2.groovy:1)
	at groovy.lang.GroovyShell.runScriptOrMainOrTestOrRunnable(GroovyShell.java:256)
	at groovy.lang.GroovyShell.run(GroovyShell.java:218)
	at groovy.lang.GroovyShell.run(GroovyShell.java:147)
	at groovy.ui.GroovyMain.processOnce(GroovyMain.java:493)
	at groovy.ui.GroovyMain.run(GroovyMain.java:308)
	at groovy.ui.GroovyMain.process(GroovyMain.java:294)
	at groovy.ui.GroovyMain.processArgs(GroovyMain.java:111)
	at groovy.ui.GroovyMain.main(GroovyMain.java:92)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
	at java.lang.reflect.Method.invoke(Method.java:597)
	at org.codehaus.groovy.tools.GroovyStarter.rootLoader(GroovyStarter.java:108)
	at org.codehaus.groovy.tools.GroovyStarter.main(GroovyStarter.java:130)