150 lines
8 KiB
Plaintext
150 lines
8 KiB
Plaintext
=== tests/cases/conformance/expressions/typeGuards/typeGuardOfFormExpr1OrExpr2.ts ===
|
|
var str: string;
|
|
>str : string, Symbol(str, Decl(typeGuardOfFormExpr1OrExpr2.ts, 0, 3))
|
|
|
|
var bool: boolean;
|
|
>bool : boolean, Symbol(bool, Decl(typeGuardOfFormExpr1OrExpr2.ts, 1, 3))
|
|
|
|
var num: number;
|
|
>num : number, Symbol(num, Decl(typeGuardOfFormExpr1OrExpr2.ts, 2, 3))
|
|
|
|
var strOrNum: string | number;
|
|
>strOrNum : string | number, Symbol(strOrNum, Decl(typeGuardOfFormExpr1OrExpr2.ts, 3, 3))
|
|
|
|
var strOrNumOrBool: string | number | boolean;
|
|
>strOrNumOrBool : string | number | boolean, Symbol(strOrNumOrBool, Decl(typeGuardOfFormExpr1OrExpr2.ts, 4, 3))
|
|
|
|
var numOrBool: number | boolean;
|
|
>numOrBool : number | boolean, Symbol(numOrBool, Decl(typeGuardOfFormExpr1OrExpr2.ts, 5, 3))
|
|
|
|
class C { private p; }
|
|
>C : C, Symbol(C, Decl(typeGuardOfFormExpr1OrExpr2.ts, 5, 32))
|
|
>p : any, Symbol(p, Decl(typeGuardOfFormExpr1OrExpr2.ts, 6, 9))
|
|
|
|
var c: C;
|
|
>c : C, Symbol(c, Decl(typeGuardOfFormExpr1OrExpr2.ts, 7, 3))
|
|
>C : C, Symbol(C, Decl(typeGuardOfFormExpr1OrExpr2.ts, 5, 32))
|
|
|
|
var cOrBool: C| boolean;
|
|
>cOrBool : boolean | C, Symbol(cOrBool, Decl(typeGuardOfFormExpr1OrExpr2.ts, 8, 3))
|
|
>C : C, Symbol(C, Decl(typeGuardOfFormExpr1OrExpr2.ts, 5, 32))
|
|
|
|
var strOrNumOrBoolOrC: string | number | boolean | C;
|
|
>strOrNumOrBoolOrC : string | number | boolean | C, Symbol(strOrNumOrBoolOrC, Decl(typeGuardOfFormExpr1OrExpr2.ts, 9, 3))
|
|
>C : C, Symbol(C, Decl(typeGuardOfFormExpr1OrExpr2.ts, 5, 32))
|
|
|
|
// A type guard of the form expr1 || expr2
|
|
// - when true, narrows the type of x to T1 | T2, where T1 is the type of x narrowed by expr1 when true,
|
|
// and T2 is the type of x narrowed by expr1 when false and then by expr2 when true, or
|
|
// - when false, narrows the type of x by expr1 when false and then by expr2 when false.
|
|
|
|
// (typeguard1 || typeguard2)
|
|
if (typeof strOrNumOrBool === "string" || typeof strOrNumOrBool === "number") {
|
|
>typeof strOrNumOrBool === "string" || typeof strOrNumOrBool === "number" : boolean
|
|
>typeof strOrNumOrBool === "string" : boolean
|
|
>typeof strOrNumOrBool : string
|
|
>strOrNumOrBool : string | number | boolean, Symbol(strOrNumOrBool, Decl(typeGuardOfFormExpr1OrExpr2.ts, 4, 3))
|
|
>"string" : string
|
|
>typeof strOrNumOrBool === "number" : boolean
|
|
>typeof strOrNumOrBool : string
|
|
>strOrNumOrBool : number | boolean, Symbol(strOrNumOrBool, Decl(typeGuardOfFormExpr1OrExpr2.ts, 4, 3))
|
|
>"number" : string
|
|
|
|
strOrNum = strOrNumOrBool; // string | number
|
|
>strOrNum = strOrNumOrBool : string | number
|
|
>strOrNum : string | number, Symbol(strOrNum, Decl(typeGuardOfFormExpr1OrExpr2.ts, 3, 3))
|
|
>strOrNumOrBool : string | number, Symbol(strOrNumOrBool, Decl(typeGuardOfFormExpr1OrExpr2.ts, 4, 3))
|
|
}
|
|
else {
|
|
bool = strOrNumOrBool; // boolean
|
|
>bool = strOrNumOrBool : boolean
|
|
>bool : boolean, Symbol(bool, Decl(typeGuardOfFormExpr1OrExpr2.ts, 1, 3))
|
|
>strOrNumOrBool : boolean, Symbol(strOrNumOrBool, Decl(typeGuardOfFormExpr1OrExpr2.ts, 4, 3))
|
|
}
|
|
// (typeguard1 || typeguard2 || typeguard3)
|
|
if (typeof strOrNumOrBoolOrC === "string" || typeof strOrNumOrBoolOrC === "number" || typeof strOrNumOrBoolOrC === "boolean") {
|
|
>typeof strOrNumOrBoolOrC === "string" || typeof strOrNumOrBoolOrC === "number" || typeof strOrNumOrBoolOrC === "boolean" : boolean
|
|
>typeof strOrNumOrBoolOrC === "string" || typeof strOrNumOrBoolOrC === "number" : boolean
|
|
>typeof strOrNumOrBoolOrC === "string" : boolean
|
|
>typeof strOrNumOrBoolOrC : string
|
|
>strOrNumOrBoolOrC : string | number | boolean | C, Symbol(strOrNumOrBoolOrC, Decl(typeGuardOfFormExpr1OrExpr2.ts, 9, 3))
|
|
>"string" : string
|
|
>typeof strOrNumOrBoolOrC === "number" : boolean
|
|
>typeof strOrNumOrBoolOrC : string
|
|
>strOrNumOrBoolOrC : number | boolean | C, Symbol(strOrNumOrBoolOrC, Decl(typeGuardOfFormExpr1OrExpr2.ts, 9, 3))
|
|
>"number" : string
|
|
>typeof strOrNumOrBoolOrC === "boolean" : boolean
|
|
>typeof strOrNumOrBoolOrC : string
|
|
>strOrNumOrBoolOrC : boolean | C, Symbol(strOrNumOrBoolOrC, Decl(typeGuardOfFormExpr1OrExpr2.ts, 9, 3))
|
|
>"boolean" : string
|
|
|
|
strOrNumOrBool = strOrNumOrBoolOrC; // string | number | boolean
|
|
>strOrNumOrBool = strOrNumOrBoolOrC : string | number | boolean
|
|
>strOrNumOrBool : string | number | boolean, Symbol(strOrNumOrBool, Decl(typeGuardOfFormExpr1OrExpr2.ts, 4, 3))
|
|
>strOrNumOrBoolOrC : string | number | boolean, Symbol(strOrNumOrBoolOrC, Decl(typeGuardOfFormExpr1OrExpr2.ts, 9, 3))
|
|
}
|
|
else {
|
|
c = strOrNumOrBoolOrC; // C
|
|
>c = strOrNumOrBoolOrC : C
|
|
>c : C, Symbol(c, Decl(typeGuardOfFormExpr1OrExpr2.ts, 7, 3))
|
|
>strOrNumOrBoolOrC : C, Symbol(strOrNumOrBoolOrC, Decl(typeGuardOfFormExpr1OrExpr2.ts, 9, 3))
|
|
}
|
|
// (typeguard1 || typeguard2 || typeguard11(onAnotherType))
|
|
if (typeof strOrNumOrBoolOrC === "string" || typeof strOrNumOrBoolOrC === "number" || typeof strOrNumOrBool !== "boolean") {
|
|
>typeof strOrNumOrBoolOrC === "string" || typeof strOrNumOrBoolOrC === "number" || typeof strOrNumOrBool !== "boolean" : boolean
|
|
>typeof strOrNumOrBoolOrC === "string" || typeof strOrNumOrBoolOrC === "number" : boolean
|
|
>typeof strOrNumOrBoolOrC === "string" : boolean
|
|
>typeof strOrNumOrBoolOrC : string
|
|
>strOrNumOrBoolOrC : string | number | boolean | C, Symbol(strOrNumOrBoolOrC, Decl(typeGuardOfFormExpr1OrExpr2.ts, 9, 3))
|
|
>"string" : string
|
|
>typeof strOrNumOrBoolOrC === "number" : boolean
|
|
>typeof strOrNumOrBoolOrC : string
|
|
>strOrNumOrBoolOrC : number | boolean | C, Symbol(strOrNumOrBoolOrC, Decl(typeGuardOfFormExpr1OrExpr2.ts, 9, 3))
|
|
>"number" : string
|
|
>typeof strOrNumOrBool !== "boolean" : boolean
|
|
>typeof strOrNumOrBool : string
|
|
>strOrNumOrBool : string | number | boolean, Symbol(strOrNumOrBool, Decl(typeGuardOfFormExpr1OrExpr2.ts, 4, 3))
|
|
>"boolean" : string
|
|
|
|
var r1: string | number | boolean | C = strOrNumOrBoolOrC; // string | number | boolean | C
|
|
>r1 : string | number | boolean | C, Symbol(r1, Decl(typeGuardOfFormExpr1OrExpr2.ts, 32, 7))
|
|
>C : C, Symbol(C, Decl(typeGuardOfFormExpr1OrExpr2.ts, 5, 32))
|
|
>strOrNumOrBoolOrC : string | number | boolean | C, Symbol(strOrNumOrBoolOrC, Decl(typeGuardOfFormExpr1OrExpr2.ts, 9, 3))
|
|
|
|
var r2: string | number | boolean = strOrNumOrBool;
|
|
>r2 : string | number | boolean, Symbol(r2, Decl(typeGuardOfFormExpr1OrExpr2.ts, 33, 7))
|
|
>strOrNumOrBool : string | number | boolean, Symbol(strOrNumOrBool, Decl(typeGuardOfFormExpr1OrExpr2.ts, 4, 3))
|
|
}
|
|
else {
|
|
cOrBool = strOrNumOrBoolOrC; // C | boolean
|
|
>cOrBool = strOrNumOrBoolOrC : boolean | C
|
|
>cOrBool : boolean | C, Symbol(cOrBool, Decl(typeGuardOfFormExpr1OrExpr2.ts, 8, 3))
|
|
>strOrNumOrBoolOrC : boolean | C, Symbol(strOrNumOrBoolOrC, Decl(typeGuardOfFormExpr1OrExpr2.ts, 9, 3))
|
|
|
|
bool = strOrNumOrBool; // boolean
|
|
>bool = strOrNumOrBool : boolean
|
|
>bool : boolean, Symbol(bool, Decl(typeGuardOfFormExpr1OrExpr2.ts, 1, 3))
|
|
>strOrNumOrBool : boolean, Symbol(strOrNumOrBool, Decl(typeGuardOfFormExpr1OrExpr2.ts, 4, 3))
|
|
}
|
|
// (typeguard1) || simpleExpr
|
|
if (typeof strOrNumOrBool === "string" || numOrBool !== strOrNumOrBool) {
|
|
>typeof strOrNumOrBool === "string" || numOrBool !== strOrNumOrBool : boolean
|
|
>typeof strOrNumOrBool === "string" : boolean
|
|
>typeof strOrNumOrBool : string
|
|
>strOrNumOrBool : string | number | boolean, Symbol(strOrNumOrBool, Decl(typeGuardOfFormExpr1OrExpr2.ts, 4, 3))
|
|
>"string" : string
|
|
>numOrBool !== strOrNumOrBool : boolean
|
|
>numOrBool : number | boolean, Symbol(numOrBool, Decl(typeGuardOfFormExpr1OrExpr2.ts, 5, 3))
|
|
>strOrNumOrBool : number | boolean, Symbol(strOrNumOrBool, Decl(typeGuardOfFormExpr1OrExpr2.ts, 4, 3))
|
|
|
|
var r3: string | number | boolean = strOrNumOrBool; // string | number | boolean
|
|
>r3 : string | number | boolean, Symbol(r3, Decl(typeGuardOfFormExpr1OrExpr2.ts, 41, 7))
|
|
>strOrNumOrBool : string | number | boolean, Symbol(strOrNumOrBool, Decl(typeGuardOfFormExpr1OrExpr2.ts, 4, 3))
|
|
}
|
|
else {
|
|
numOrBool = strOrNumOrBool; // number | boolean
|
|
>numOrBool = strOrNumOrBool : number | boolean
|
|
>numOrBool : number | boolean, Symbol(numOrBool, Decl(typeGuardOfFormExpr1OrExpr2.ts, 5, 3))
|
|
>strOrNumOrBool : number | boolean, Symbol(strOrNumOrBool, Decl(typeGuardOfFormExpr1OrExpr2.ts, 4, 3))
|
|
}
|