fix(53722): Overloaded constructors: 'TValue' not assignable to 'string' (#53742)

src/compiler/checker.ts

@@ -14543,8 +14543,9 @@ export function createTypeChecker(host: TypeCheckerHost): TypeChecker {
                 }
             }
 
-            const classType = declaration.kind === SyntaxKind.Constructor ?
-                getDeclaredTypeOfClassOrInterface(getMergedSymbol((declaration.parent as ClassDeclaration).symbol))
+            const hostDeclaration = isJSDocSignature(declaration) ? getEffectiveJSDocHost(declaration) : declaration;
+            const classType = hostDeclaration && isConstructorDeclaration(hostDeclaration) ?
+                getDeclaredTypeOfClassOrInterface(getMergedSymbol((hostDeclaration.parent as ClassDeclaration).symbol))
                 : undefined;
             const typeParameters = classType ? classType.localTypeParameters : getTypeParametersFromDeclaration(declaration);
             if (hasRestParameter(declaration) || isInJSFile(declaration) && maybeAddJsSyntheticRestParameter(declaration, parameters)) {

tests/baselines/reference/overloadTag3.symbols

@@ -0,0 +1,29 @@
+=== /a.js ===
+/**
+ * @template T
+ */
+export class Foo {
+>Foo : Symbol(Foo, Decl(a.js, 0, 0))
+
+    /**
+     * @constructor
+     * @overload
+     */
+    constructor() { }
+
+    /**
+     * @param {T} value
+     */
+    bar(value) { }
+>bar : Symbol(Foo.bar, Decl(a.js, 8, 21))
+>value : Symbol(value, Decl(a.js, 13, 8))
+}
+
+/** @type {Foo<number>} */
+let foo;
+>foo : Symbol(foo, Decl(a.js, 17, 3))
+
+foo = new Foo();
+>foo : Symbol(foo, Decl(a.js, 17, 3))
+>Foo : Symbol(Foo, Decl(a.js, 0, 0))
+

tests/baselines/reference/overloadTag3.types

@@ -0,0 +1,31 @@
+=== /a.js ===
+/**
+ * @template T
+ */
+export class Foo {
+>Foo : Foo<T>
+
+    /**
+     * @constructor
+     * @overload
+     */
+    constructor() { }
+
+    /**
+     * @param {T} value
+     */
+    bar(value) { }
+>bar : (value: T) => void
+>value : T
+}
+
+/** @type {Foo<number>} */
+let foo;
+>foo : Foo<number>
+
+foo = new Foo();
+>foo = new Foo() : Foo<number>
+>foo : Foo<number>
+>new Foo() : Foo<number>
+>Foo : typeof Foo
+

tests/cases/conformance/jsdoc/overloadTag3.ts

@@ -0,0 +1,24 @@
+// @checkJs: true
+// @allowJs: true
+// @strict: true
+// @noEmit: true
+// @filename: /a.js
+/**
+ * @template T
+ */
+export class Foo {
+    /**
+     * @constructor
+     * @overload
+     */
+    constructor() { }
+
+    /**
+     * @param {T} value
+     */
+    bar(value) { }
+}
+
+/** @type {Foo<number>} */
+let foo;
+foo = new Foo();