TypeScript/tests/cases/compiler/arrayBestCommonTypes.ts
2014-10-10 14:41:14 -07:00

107 lines
4.5 KiB
TypeScript

module EmptyTypes {
interface iface { }
class base implements iface { }
class base2 implements iface { }
class derived extends base { }
class f {
public voidIfAny(x: boolean, y?: boolean): number;
public voidIfAny(x: string, y?: boolean): number;
public voidIfAny(x: number, y?: boolean): number;
public voidIfAny(x: any, y = false): any { return null; }
public x() {
<number>(this.voidIfAny([4, 2][0]));
<number>(this.voidIfAny([4, 2, undefined][0]));
<number>(this.voidIfAny([undefined, 2, 4][0]));
<number>(this.voidIfAny([null, 2, 4][0]));
<number>(this.voidIfAny([2, 4, null][0]));
<number>(this.voidIfAny([undefined, 4, null][0]));
<number>(this.voidIfAny(['', "q"][0]));
<number>(this.voidIfAny(['', "q", undefined][0]));
<number>(this.voidIfAny([undefined, "q", ''][0]));
<number>(this.voidIfAny([null, "q", ''][0]));
<number>(this.voidIfAny(["q", '', null][0]));
<number>(this.voidIfAny([undefined, '', null][0]));
<number>(this.voidIfAny([[3, 4], [null]][0][0]));
var t1: { x: number; y: base; }[] = [{ x: 7, y: new derived() }, { x: 5, y: new base() }];
var t2: { x: boolean; y: base; }[] = [{ x: true, y: new derived() }, { x: false, y: new base() }];
var t3: { x: string; y: base; }[] = [{ x: undefined, y: new base() }, { x: '', y: new derived() }];
var anyObj: any = null;
// Order matters here so test all the variants
var a1 = [{ x: 0, y: 'a' }, { x: 'a', y: 'a' }, { x: anyObj, y: 'a' }];
var a2 = [{ x: anyObj, y: 'a' }, { x: 0, y: 'a' }, { x: 'a', y: 'a' }];
var a3 = [{ x: 0, y: 'a' }, { x: anyObj, y: 'a' }, { x: 'a', y: 'a' }];
var ifaceObj: iface = null;
var baseObj = new base();
var base2Obj = new base2();
var b1 = [baseObj, base2Obj, ifaceObj];
var b2 = [base2Obj, baseObj, ifaceObj];
var b3 = [baseObj, ifaceObj, base2Obj];
var b4 = [ifaceObj, baseObj, base2Obj];
}
}
}
module NonEmptyTypes {
interface iface { x: string; }
class base implements iface { x: string; y: string; }
class base2 implements iface { x: string; z: string; }
class derived extends base { a: string; }
class f {
public voidIfAny(x: boolean, y?: boolean): number;
public voidIfAny(x: string, y?: boolean): number;
public voidIfAny(x: number, y?: boolean): number;
public voidIfAny(x: any, y = false): any { return null; }
public x() {
<number>(this.voidIfAny([4, 2][0]));
<number>(this.voidIfAny([4, 2, undefined][0]));
<number>(this.voidIfAny([undefined, 2, 4][0]));
<number>(this.voidIfAny([null, 2, 4][0]));
<number>(this.voidIfAny([2, 4, null][0]));
<number>(this.voidIfAny([undefined, 4, null][0]));
<number>(this.voidIfAny(['', "q"][0]));
<number>(this.voidIfAny(['', "q", undefined][0]));
<number>(this.voidIfAny([undefined, "q", ''][0]));
<number>(this.voidIfAny([null, "q", ''][0]));
<number>(this.voidIfAny(["q", '', null][0]));
<number>(this.voidIfAny([undefined, '', null][0]));
<number>(this.voidIfAny([[3, 4], [null]][0][0]));
var t1: { x: number; y: base; }[] = [{ x: 7, y: new derived() }, { x: 5, y: new base() }];
var t2: { x: boolean; y: base; }[] = [{ x: true, y: new derived() }, { x: false, y: new base() }];
var t3: { x: string; y: base; }[] = [{ x: undefined, y: new base() }, { x: '', y: new derived() }];
var anyObj: any = null;
// Order matters here so test all the variants
var a1 = [{ x: 0, y: 'a' }, { x: 'a', y: 'a' }, { x: anyObj, y: 'a' }];
var a2 = [{ x: anyObj, y: 'a' }, { x: 0, y: 'a' }, { x: 'a', y: 'a' }];
var a3 = [{ x: 0, y: 'a' }, { x: anyObj, y: 'a' }, { x: 'a', y: 'a' }];
var ifaceObj: iface = null;
var baseObj = new base();
var base2Obj = new base2();
var b1 = [baseObj, base2Obj, ifaceObj];
var b2 = [base2Obj, baseObj, ifaceObj];
var b3 = [baseObj, ifaceObj, base2Obj];
var b4 = [ifaceObj, baseObj, base2Obj];
}
}
}