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=== tests/cases/conformance/expressions/functionCalls/overloadResolutionClassConstructors.ts ===
class SomeBase {
>SomeBase : Symbol(SomeBase, Decl(overloadResolutionClassConstructors.ts, 0, 0))
private n;
>n : Symbol(SomeBase.n, Decl(overloadResolutionClassConstructors.ts, 0, 16))
public s: string;
>s : Symbol(SomeBase.s, Decl(overloadResolutionClassConstructors.ts, 1, 14))
}
class SomeDerived1 extends SomeBase {
>SomeDerived1 : Symbol(SomeDerived1, Decl(overloadResolutionClassConstructors.ts, 4, 1))
>SomeBase : Symbol(SomeBase, Decl(overloadResolutionClassConstructors.ts, 0, 0))
private m;
>m : Symbol(SomeDerived1.m, Decl(overloadResolutionClassConstructors.ts, 5, 37))
}
class SomeDerived2 extends SomeBase {
>SomeDerived2 : Symbol(SomeDerived2, Decl(overloadResolutionClassConstructors.ts, 7, 1))
>SomeBase : Symbol(SomeBase, Decl(overloadResolutionClassConstructors.ts, 0, 0))
private m;
>m : Symbol(SomeDerived2.m, Decl(overloadResolutionClassConstructors.ts, 8, 37))
}
class SomeDerived3 extends SomeBase {
>SomeDerived3 : Symbol(SomeDerived3, Decl(overloadResolutionClassConstructors.ts, 10, 1))
>SomeBase : Symbol(SomeBase, Decl(overloadResolutionClassConstructors.ts, 0, 0))
private m;
>m : Symbol(SomeDerived3.m, Decl(overloadResolutionClassConstructors.ts, 11, 37))
}
// Ambiguous call picks the first overload in declaration order
class fn1 {
>fn1 : Symbol(fn1, Decl(overloadResolutionClassConstructors.ts, 13, 1))
constructor(s: string);
>s : Symbol(s, Decl(overloadResolutionClassConstructors.ts, 18, 16))
constructor(s: number);
>s : Symbol(s, Decl(overloadResolutionClassConstructors.ts, 19, 16))
constructor() { }
}
new fn1(undefined);
>fn1 : Symbol(fn1, Decl(overloadResolutionClassConstructors.ts, 13, 1))
>undefined : Symbol(undefined)
// No candidate overloads found
new fn1({}); // Error
>fn1 : Symbol(fn1, Decl(overloadResolutionClassConstructors.ts, 13, 1))
// Generic and non - generic overload where generic overload is the only candidate when called with type arguments
class fn2<T> {
>fn2 : Symbol(fn2, Decl(overloadResolutionClassConstructors.ts, 26, 12))
>T : Symbol(T, Decl(overloadResolutionClassConstructors.ts, 29, 10))
constructor(s: string, n: number);
>s : Symbol(s, Decl(overloadResolutionClassConstructors.ts, 30, 16))
>n : Symbol(n, Decl(overloadResolutionClassConstructors.ts, 30, 26))
constructor(n: number, t: T);
>n : Symbol(n, Decl(overloadResolutionClassConstructors.ts, 31, 16))
>t : Symbol(t, Decl(overloadResolutionClassConstructors.ts, 31, 26))
>T : Symbol(T, Decl(overloadResolutionClassConstructors.ts, 29, 10))
constructor() { }
}
var d = new fn2<Date>(0, undefined);
>d : Symbol(d, Decl(overloadResolutionClassConstructors.ts, 35, 3))
>fn2 : Symbol(fn2, Decl(overloadResolutionClassConstructors.ts, 26, 12))
>Date : Symbol(Date, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.scripthost.d.ts, --, --))
>undefined : Symbol(undefined)
// Generic and non - generic overload where generic overload is the only candidate when called without type arguments
var s = new fn2(0, '');
>s : Symbol(s, Decl(overloadResolutionClassConstructors.ts, 38, 3))
>fn2 : Symbol(fn2, Decl(overloadResolutionClassConstructors.ts, 26, 12))
// Generic and non - generic overload where non - generic overload is the only candidate when called with type arguments
new fn2<Date>('', 0); // OK
>fn2 : Symbol(fn2, Decl(overloadResolutionClassConstructors.ts, 26, 12))
>Date : Symbol(Date, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.scripthost.d.ts, --, --))
// Generic and non - generic overload where non - generic overload is the only candidate when called without type arguments
new fn2('', 0); // OK
>fn2 : Symbol(fn2, Decl(overloadResolutionClassConstructors.ts, 26, 12))
// Generic overloads with differing arity called without type arguments
class fn3<T, U, V> {
>fn3 : Symbol(fn3, Decl(overloadResolutionClassConstructors.ts, 44, 15))
>T : Symbol(T, Decl(overloadResolutionClassConstructors.ts, 47, 10))
>U : Symbol(U, Decl(overloadResolutionClassConstructors.ts, 47, 12))
>V : Symbol(V, Decl(overloadResolutionClassConstructors.ts, 47, 15))
constructor(n: T);
>n : Symbol(n, Decl(overloadResolutionClassConstructors.ts, 48, 16))
>T : Symbol(T, Decl(overloadResolutionClassConstructors.ts, 47, 10))
constructor(s: string, t: T, u: U);
>s : Symbol(s, Decl(overloadResolutionClassConstructors.ts, 49, 16))
>t : Symbol(t, Decl(overloadResolutionClassConstructors.ts, 49, 26))
>T : Symbol(T, Decl(overloadResolutionClassConstructors.ts, 47, 10))
>u : Symbol(u, Decl(overloadResolutionClassConstructors.ts, 49, 32))
>U : Symbol(U, Decl(overloadResolutionClassConstructors.ts, 47, 12))
constructor(v: V, u: U, t: T);
>v : Symbol(v, Decl(overloadResolutionClassConstructors.ts, 50, 16))
>V : Symbol(V, Decl(overloadResolutionClassConstructors.ts, 47, 15))
>u : Symbol(u, Decl(overloadResolutionClassConstructors.ts, 50, 21))
>U : Symbol(U, Decl(overloadResolutionClassConstructors.ts, 47, 12))
>t : Symbol(t, Decl(overloadResolutionClassConstructors.ts, 50, 27))
>T : Symbol(T, Decl(overloadResolutionClassConstructors.ts, 47, 10))
constructor() { }
}
new fn3(3);
>fn3 : Symbol(fn3, Decl(overloadResolutionClassConstructors.ts, 44, 15))
new fn3('', 3, '');
>fn3 : Symbol(fn3, Decl(overloadResolutionClassConstructors.ts, 44, 15))
new fn3(5, 5, 5);
>fn3 : Symbol(fn3, Decl(overloadResolutionClassConstructors.ts, 44, 15))
// Generic overloads with differing arity called with type arguments matching each overload type parameter count
new fn3<number>(4); // Error
>fn3 : Symbol(fn3, Decl(overloadResolutionClassConstructors.ts, 44, 15))
new fn3<string, string>('', '', ''); // Error
>fn3 : Symbol(fn3, Decl(overloadResolutionClassConstructors.ts, 44, 15))
new fn3<number, string, string>('', '', 3);
>fn3 : Symbol(fn3, Decl(overloadResolutionClassConstructors.ts, 44, 15))
// Generic overloads with differing arity called with type argument count that doesn't match any overload
new fn3<number, number, number, number>(); // Error
>fn3 : Symbol(fn3, Decl(overloadResolutionClassConstructors.ts, 44, 15))
// Generic overloads with constraints called with type arguments that satisfy the constraints
class fn4<T extends string, U extends number> {
>fn4 : Symbol(fn4, Decl(overloadResolutionClassConstructors.ts, 64, 42))
>T : Symbol(T, Decl(overloadResolutionClassConstructors.ts, 67, 10))
>U : Symbol(U, Decl(overloadResolutionClassConstructors.ts, 67, 27))
constructor(n: T, m: U);
>n : Symbol(n, Decl(overloadResolutionClassConstructors.ts, 68, 16))
>T : Symbol(T, Decl(overloadResolutionClassConstructors.ts, 67, 10))
>m : Symbol(m, Decl(overloadResolutionClassConstructors.ts, 68, 21))
>U : Symbol(U, Decl(overloadResolutionClassConstructors.ts, 67, 27))
constructor() { }
}
new fn4<string, number>('', 3);
>fn4 : Symbol(fn4, Decl(overloadResolutionClassConstructors.ts, 64, 42))
new fn4<string, number>(3, ''); // Error
>fn4 : Symbol(fn4, Decl(overloadResolutionClassConstructors.ts, 64, 42))
new fn4<number, string>('', 3); // Error
>fn4 : Symbol(fn4, Decl(overloadResolutionClassConstructors.ts, 64, 42))
new fn4<number, string>(3, ''); // Error
>fn4 : Symbol(fn4, Decl(overloadResolutionClassConstructors.ts, 64, 42))
// Generic overloads with constraints called without type arguments but with types that satisfy the constraints
new fn4('', 3);
>fn4 : Symbol(fn4, Decl(overloadResolutionClassConstructors.ts, 64, 42))
new fn4(3, ''); // Error
>fn4 : Symbol(fn4, Decl(overloadResolutionClassConstructors.ts, 64, 42))
new fn4(3, undefined); // Error
>fn4 : Symbol(fn4, Decl(overloadResolutionClassConstructors.ts, 64, 42))
>undefined : Symbol(undefined)
new fn4('', null);
>fn4 : Symbol(fn4, Decl(overloadResolutionClassConstructors.ts, 64, 42))
// Generic overloads with constraints called with type arguments that do not satisfy the constraints
new fn4<boolean, Date>(null, null); // Error
>fn4 : Symbol(fn4, Decl(overloadResolutionClassConstructors.ts, 64, 42))
>Date : Symbol(Date, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.scripthost.d.ts, --, --))
// Generic overloads with constraints called without type arguments but with types that do not satisfy the constraints
new fn4(true, null); // Error
>fn4 : Symbol(fn4, Decl(overloadResolutionClassConstructors.ts, 64, 42))
new fn4(null, true); // Error
>fn4 : Symbol(fn4, Decl(overloadResolutionClassConstructors.ts, 64, 42))
// Non - generic overloads where contextual typing of function arguments has errors
class fn5 {
>fn5 : Symbol(fn5, Decl(overloadResolutionClassConstructors.ts, 87, 20))
constructor(f: (n: string) => void);
>f : Symbol(f, Decl(overloadResolutionClassConstructors.ts, 91, 16))
>n : Symbol(n, Decl(overloadResolutionClassConstructors.ts, 91, 20))
constructor(f: (n: number) => void);
>f : Symbol(f, Decl(overloadResolutionClassConstructors.ts, 92, 16))
>n : Symbol(n, Decl(overloadResolutionClassConstructors.ts, 92, 20))
constructor() { return undefined; }
>undefined : Symbol(undefined)
}
new fn5((n) => n.toFixed());
>fn5 : Symbol(fn5, Decl(overloadResolutionClassConstructors.ts, 87, 20))
>n : Symbol(n, Decl(overloadResolutionClassConstructors.ts, 95, 9))
>n : Symbol(n, Decl(overloadResolutionClassConstructors.ts, 95, 9))
new fn5((n) => n.substr(0));
>fn5 : Symbol(fn5, Decl(overloadResolutionClassConstructors.ts, 87, 20))
>n : Symbol(n, Decl(overloadResolutionClassConstructors.ts, 96, 9))
>n.substr : Symbol(String.substr, Decl(lib.es5.d.ts, --, --))
>n : Symbol(n, Decl(overloadResolutionClassConstructors.ts, 96, 9))
>substr : Symbol(String.substr, Decl(lib.es5.d.ts, --, --))
new fn5((n) => n.blah); // Error
>fn5 : Symbol(fn5, Decl(overloadResolutionClassConstructors.ts, 87, 20))
>n : Symbol(n, Decl(overloadResolutionClassConstructors.ts, 97, 9))
>n : Symbol(n, Decl(overloadResolutionClassConstructors.ts, 97, 9))
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