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https://issues.apache.org/jira/browse/GROOVY-9985?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Eric Milles updated GROOVY-9985:
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Fix Version/s: 2.5.22
> STC does not report type mismatches in array initializers
> ---------------------------------------------------------
>
> Key: GROOVY-9985
> URL: https://issues.apache.org/jira/browse/GROOVY-9985
> Project: Groovy
> Issue Type: Bug
> Components: Static Type Checker
> Reporter: Thodoris Sotiropoulos
> Assignee: Paul King
> Priority: Major
> Fix For: 3.0.8, 4.0.0-alpha-3, 2.5.22
>
> Time Spent: 1h
> Remaining Estimate: 0h
>
> The following program compiles (with @CompileStatic), although it shouldn't.
> {code:java}
> public class Main {
> public static void main(String[] args) {
> Integer[] arr = new Integer[]{1, "str"}; // does not report error
> // Integer[] arr2 = [1, "fda"] as Integer[] // does not report error
> (see GROOVY-9986)
> }
> }
> {code}
> As a result, an exception is thrown at runtime
> {code:java}
> Exception in thread "main"
> org.codehaus.groovy.runtime.typehandling.GroovyCastException: Cannot cast
> object 'str' with class 'java.lang.String' to class 'java.lang.Integer'
> at
> org.codehaus.groovy.runtime.typehandling.DefaultTypeTransformation.castToNumber(DefaultTypeTransformation.java:172)
> at
> org.codehaus.groovy.runtime.typehandling.DefaultTypeTransformation.continueCastOnNumber(DefaultTypeTransformation.java:282)
> at
> org.codehaus.groovy.runtime.typehandling.DefaultTypeTransformation.castToType(DefaultTypeTransformation.java:243)
> at
> org.codehaus.groovy.vmplugin.v8.IndyInterface.fromCache(IndyInterface.java:318)
> at Main.main(test.groovy:4)
> {code}
> Tested on
> [https://github.com/apache/groovy/commit/f0eea862549529ef4e93fafe337f86dd4ac98751]
>
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