[GROOVY-5521] Static Type Checker: Type not inferred from maps with generics

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 2.0-rc-3
• Fix Version/s: 2.0-rc-4
• Component/s: Static Type Checker
• Assignee: Cédric Champeau
• Reporter: Graeme Rocher
• Created: 14/Jun/12 09:08
• Updated: 21/Jun/12 17:03
• Resolved: 18/Jun/12 08:10

Description

Following code:

@GrabResolver('http://repo.grails.org/grails/core')
@Grab(group='org.grails', module='grails-bootstrap', version='2.0.4')
import org.codehaus.groovy.grails.plugins.*
import groovy.transform.CompileStatic



@CompileStatic
GrailsPluginInfo getPluginName(String pluginName) {
    Map<String, GrailsPluginInfo> pluginInfosMap = new HashMap<String, GrailsPluginInfo>()
    return pluginInfosMap[pluginName]
}

Produces:

[Static type checking] - Cannot return value of type java.lang.Object on method returning type org.codehaus.groovy.grails.plugins.GrailsPluginInfo -> org.codehaus.groovy.grails.plugins.GrailsPluginInfo
 at line: 11, column: 12