74 lines
1.5 KiB
TypeScript
74 lines
1.5 KiB
TypeScript
//// [typeGuardOfFormTypeOfEqualEqualHasNoEffect.ts]
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class C { private p: string };
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var strOrNum: string | number;
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var strOrBool: string | boolean;
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var numOrBool: number | boolean
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var strOrC: string | C;
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// typeof x == s has not effect on typeguard
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if (typeof strOrNum == "string") {
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var r1 = strOrNum; // string | number
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}
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else {
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var r1 = strOrNum; // string | number
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}
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if (typeof strOrBool == "boolean") {
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var r2 = strOrBool; // string | boolean
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}
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else {
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var r2 = strOrBool; // string | boolean
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}
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if (typeof numOrBool == "number") {
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var r3 = numOrBool; // number | boolean
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}
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else {
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var r3 = numOrBool; // number | boolean
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}
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if (typeof strOrC == "Object") {
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var r4 = strOrC; // string | C
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}
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else {
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var r4 = strOrC; // string | C
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}
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//// [typeGuardOfFormTypeOfEqualEqualHasNoEffect.js]
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var C = (function () {
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function C() {
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}
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return C;
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})();
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;
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var strOrNum;
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var strOrBool;
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var numOrBool;
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var strOrC;
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// typeof x == s has not effect on typeguard
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if (typeof strOrNum == "string") {
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var r1 = strOrNum; // string | number
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}
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else {
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var r1 = strOrNum; // string | number
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}
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if (typeof strOrBool == "boolean") {
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var r2 = strOrBool; // string | boolean
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}
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else {
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var r2 = strOrBool; // string | boolean
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}
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if (typeof numOrBool == "number") {
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var r3 = numOrBool; // number | boolean
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}
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else {
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var r3 = numOrBool; // number | boolean
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}
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if (typeof strOrC == "Object") {
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var r4 = strOrC; // string | C
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}
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else {
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var r4 = strOrC; // string | C
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}
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