108 lines
5.4 KiB
Text
108 lines
5.4 KiB
Text
=== tests/cases/conformance/expressions/typeGuards/typeGuardOfFormExpr1AndExpr2.ts ===
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var str: string;
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>str : Symbol(str, Decl(typeGuardOfFormExpr1AndExpr2.ts, 0, 3))
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var bool: boolean;
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>bool : Symbol(bool, Decl(typeGuardOfFormExpr1AndExpr2.ts, 1, 3))
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var num: number;
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>num : Symbol(num, Decl(typeGuardOfFormExpr1AndExpr2.ts, 2, 3))
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var strOrNum: string | number;
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>strOrNum : Symbol(strOrNum, Decl(typeGuardOfFormExpr1AndExpr2.ts, 3, 3))
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var strOrNumOrBool: string | number | boolean;
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>strOrNumOrBool : Symbol(strOrNumOrBool, Decl(typeGuardOfFormExpr1AndExpr2.ts, 4, 3))
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var numOrBool: number | boolean;
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>numOrBool : Symbol(numOrBool, Decl(typeGuardOfFormExpr1AndExpr2.ts, 5, 3))
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class C { private p; }
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>C : Symbol(C, Decl(typeGuardOfFormExpr1AndExpr2.ts, 5, 32))
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>p : Symbol(p, Decl(typeGuardOfFormExpr1AndExpr2.ts, 6, 9))
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var c: C;
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>c : Symbol(c, Decl(typeGuardOfFormExpr1AndExpr2.ts, 7, 3))
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>C : Symbol(C, Decl(typeGuardOfFormExpr1AndExpr2.ts, 5, 32))
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var cOrBool: C| boolean;
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>cOrBool : Symbol(cOrBool, Decl(typeGuardOfFormExpr1AndExpr2.ts, 8, 3))
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>C : Symbol(C, Decl(typeGuardOfFormExpr1AndExpr2.ts, 5, 32))
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var strOrNumOrBoolOrC: string | number | boolean | C;
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>strOrNumOrBoolOrC : Symbol(strOrNumOrBoolOrC, Decl(typeGuardOfFormExpr1AndExpr2.ts, 9, 3))
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>C : Symbol(C, Decl(typeGuardOfFormExpr1AndExpr2.ts, 5, 32))
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// A type guard of the form expr1 && expr2
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// - when true, narrows the type of x by expr1 when true and then by expr2 when true, or
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// - when false, narrows the type of x to T1 | T2, where T1 is the type of x narrowed by expr1 when
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// false, and T2 is the type of x narrowed by expr1 when true and then by expr2 when false.
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// (typeguard1 && typeguard2)
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if (typeof strOrNumOrBool !== "string" && typeof strOrNumOrBool !== "number") {
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>strOrNumOrBool : Symbol(strOrNumOrBool, Decl(typeGuardOfFormExpr1AndExpr2.ts, 4, 3))
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>strOrNumOrBool : Symbol(strOrNumOrBool, Decl(typeGuardOfFormExpr1AndExpr2.ts, 4, 3))
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bool = strOrNumOrBool; // boolean
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>bool : Symbol(bool, Decl(typeGuardOfFormExpr1AndExpr2.ts, 1, 3))
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>strOrNumOrBool : Symbol(strOrNumOrBool, Decl(typeGuardOfFormExpr1AndExpr2.ts, 4, 3))
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}
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else {
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strOrNum = strOrNumOrBool; // string | number
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>strOrNum : Symbol(strOrNum, Decl(typeGuardOfFormExpr1AndExpr2.ts, 3, 3))
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>strOrNumOrBool : Symbol(strOrNumOrBool, Decl(typeGuardOfFormExpr1AndExpr2.ts, 4, 3))
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}
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// (typeguard1 && typeguard2 && typeguard3)
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if (typeof strOrNumOrBoolOrC !== "string" && typeof strOrNumOrBoolOrC !== "number" && typeof strOrNumOrBoolOrC !== "boolean") {
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>strOrNumOrBoolOrC : Symbol(strOrNumOrBoolOrC, Decl(typeGuardOfFormExpr1AndExpr2.ts, 9, 3))
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>strOrNumOrBoolOrC : Symbol(strOrNumOrBoolOrC, Decl(typeGuardOfFormExpr1AndExpr2.ts, 9, 3))
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>strOrNumOrBoolOrC : Symbol(strOrNumOrBoolOrC, Decl(typeGuardOfFormExpr1AndExpr2.ts, 9, 3))
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c = strOrNumOrBoolOrC; // C
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>c : Symbol(c, Decl(typeGuardOfFormExpr1AndExpr2.ts, 7, 3))
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>strOrNumOrBoolOrC : Symbol(strOrNumOrBoolOrC, Decl(typeGuardOfFormExpr1AndExpr2.ts, 9, 3))
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}
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else {
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strOrNumOrBool = strOrNumOrBoolOrC; // string | number | boolean
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>strOrNumOrBool : Symbol(strOrNumOrBool, Decl(typeGuardOfFormExpr1AndExpr2.ts, 4, 3))
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>strOrNumOrBoolOrC : Symbol(strOrNumOrBoolOrC, Decl(typeGuardOfFormExpr1AndExpr2.ts, 9, 3))
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}
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// (typeguard1 && typeguard2 && typeguard11(onAnotherType))
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if (typeof strOrNumOrBoolOrC !== "string" && typeof strOrNumOrBoolOrC !== "number" && typeof strOrNumOrBool === "boolean") {
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>strOrNumOrBoolOrC : Symbol(strOrNumOrBoolOrC, Decl(typeGuardOfFormExpr1AndExpr2.ts, 9, 3))
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>strOrNumOrBoolOrC : Symbol(strOrNumOrBoolOrC, Decl(typeGuardOfFormExpr1AndExpr2.ts, 9, 3))
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>strOrNumOrBool : Symbol(strOrNumOrBool, Decl(typeGuardOfFormExpr1AndExpr2.ts, 4, 3))
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cOrBool = strOrNumOrBoolOrC; // C | boolean
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>cOrBool : Symbol(cOrBool, Decl(typeGuardOfFormExpr1AndExpr2.ts, 8, 3))
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>strOrNumOrBoolOrC : Symbol(strOrNumOrBoolOrC, Decl(typeGuardOfFormExpr1AndExpr2.ts, 9, 3))
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bool = strOrNumOrBool; // boolean
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>bool : Symbol(bool, Decl(typeGuardOfFormExpr1AndExpr2.ts, 1, 3))
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>strOrNumOrBool : Symbol(strOrNumOrBool, Decl(typeGuardOfFormExpr1AndExpr2.ts, 4, 3))
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}
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else {
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var r1: string | number | boolean | C = strOrNumOrBoolOrC; // string | number | boolean | C
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>r1 : Symbol(r1, Decl(typeGuardOfFormExpr1AndExpr2.ts, 36, 7))
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>C : Symbol(C, Decl(typeGuardOfFormExpr1AndExpr2.ts, 5, 32))
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>strOrNumOrBoolOrC : Symbol(strOrNumOrBoolOrC, Decl(typeGuardOfFormExpr1AndExpr2.ts, 9, 3))
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var r2: string | number | boolean = strOrNumOrBool;
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>r2 : Symbol(r2, Decl(typeGuardOfFormExpr1AndExpr2.ts, 37, 7))
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>strOrNumOrBool : Symbol(strOrNumOrBool, Decl(typeGuardOfFormExpr1AndExpr2.ts, 4, 3))
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}
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// (typeguard1) && simpleExpr
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if (typeof strOrNumOrBool !== "string" && numOrBool !== strOrNumOrBool) {
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>strOrNumOrBool : Symbol(strOrNumOrBool, Decl(typeGuardOfFormExpr1AndExpr2.ts, 4, 3))
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>numOrBool : Symbol(numOrBool, Decl(typeGuardOfFormExpr1AndExpr2.ts, 5, 3))
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>strOrNumOrBool : Symbol(strOrNumOrBool, Decl(typeGuardOfFormExpr1AndExpr2.ts, 4, 3))
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numOrBool = strOrNumOrBool; // number | boolean
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>numOrBool : Symbol(numOrBool, Decl(typeGuardOfFormExpr1AndExpr2.ts, 5, 3))
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>strOrNumOrBool : Symbol(strOrNumOrBool, Decl(typeGuardOfFormExpr1AndExpr2.ts, 4, 3))
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}
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else {
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var r3: string | number | boolean = strOrNumOrBool; // string | number | boolean
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>r3 : Symbol(r3, Decl(typeGuardOfFormExpr1AndExpr2.ts, 44, 7))
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>strOrNumOrBool : Symbol(strOrNumOrBool, Decl(typeGuardOfFormExpr1AndExpr2.ts, 4, 3))
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}
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