Merge pull request #30384 from Microsoft/completionsInTypeParameter

Add extends of type parameter as type only location for completions

Author: sheetalkamat

src/services/completions.ts

@@ -1129,6 +1129,9 @@ namespace ts.Completions {
 
                     case SyntaxKind.AsKeyword:
                         return parentKind === SyntaxKind.AsExpression;
+
+                    case SyntaxKind.ExtendsKeyword:
+                        return parentKind === SyntaxKind.TypeParameter;
                 }
             }
             return false;

tests/cases/fourslash/completionListInTypeParameterOfClassExpression1.ts

@@ -7,4 +7,4 @@
 ////var C4 = class D<T extends /*4*/>{}
 
 verify.completions({ marker: ["0", "1", "2", "3"], exact: undefined });
-verify.completions({ marker: "4", exact: ["D", ...completion.globalsPlus(["C0", "C1", "C2", "C3", "C4"])] });
+verify.completions({ marker: "4", exact: ["D", "T", ...completion.globalTypes] });