lambda: use wildcard bound for inferred param

2026-09-27 06:05:01 +07:00 · 2012-07-20 18:59:19 +02:00
parent c3276bd56e
commit 01aefae9db
2 changed files with 22 additions and 1 deletions
@@ -123,7 +123,14 @@ public class LambdaUtil {
          if (methodSignature != null) {
            final PsiType[] types = methodSignature.getParameterTypes();
            if (parameterIndex < types.length) {
-              return resolveResult.getSubstitutor().substitute(types[parameterIndex]);
+              final PsiType psiType = resolveResult.getSubstitutor().substitute(types[parameterIndex]);
+              if (psiType instanceof PsiWildcardType) {
+                final PsiType bound = ((PsiWildcardType)psiType).getBound();
+                if (bound != null) {
+                  return bound;
+                }
+              } 
+              return psiType;
            }
          }
        }