54b913cf31
* Issue unawaited promise error on symbol-less expressions
* Use same behavior for call expressions
* Revert "Use same behavior for call expressions"
This reverts commit 60d58132e4.
71 lines
3.1 KiB
Plaintext
71 lines
3.1 KiB
Plaintext
tests/cases/compiler/truthinessPromiseCoercion.ts(7,9): error TS2801: This condition will always return true since this 'Promise<number>' is always defined.
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tests/cases/compiler/truthinessPromiseCoercion.ts(11,5): error TS2801: This condition will always return true since this 'Promise<number>' is always defined.
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tests/cases/compiler/truthinessPromiseCoercion.ts(32,9): error TS2801: This condition will always return true since this 'Promise<unknown>' is always defined.
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tests/cases/compiler/truthinessPromiseCoercion.ts(40,9): error TS2801: This condition will always return true since this 'Promise<boolean>' is always defined.
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tests/cases/compiler/truthinessPromiseCoercion.ts(43,9): error TS2801: This condition will always return true since this 'Promise<boolean>' is always defined.
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==== tests/cases/compiler/truthinessPromiseCoercion.ts (5 errors) ====
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declare const p: Promise<number>
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declare const p2: null | Promise<number>
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declare const obj: { p: Promise<unknown> }
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declare function pf(): Promise<boolean>
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async function f() {
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if (p) {} // err
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~
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!!! error TS2801: This condition will always return true since this 'Promise<number>' is always defined.
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!!! related TS2773 tests/cases/compiler/truthinessPromiseCoercion.ts:7:9: Did you forget to use 'await'?
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if (!!p) {} // no err
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if (p2) {} // no err
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p ? f.arguments : f.arguments;
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~
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!!! error TS2801: This condition will always return true since this 'Promise<number>' is always defined.
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!!! related TS2773 tests/cases/compiler/truthinessPromiseCoercion.ts:11:5: Did you forget to use 'await'?
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!!p ? f.arguments : f.arguments;
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p2 ? f.arguments : f.arguments;
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}
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// all ok
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async function g() {
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if (p) {
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p;
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}
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if (p && p.then.length) {}
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if (p) {
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if (p) {
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if (p) {
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!!await (((((((p)))))));
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}
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}
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}
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}
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async function h() {
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if (obj.p) {} // error
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~~~~~
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!!! error TS2801: This condition will always return true since this 'Promise<unknown>' is always defined.
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!!! related TS2773 tests/cases/compiler/truthinessPromiseCoercion.ts:32:9: Did you forget to use 'await'?
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if (obj.p) { // ok
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await obj.p;
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}
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if (obj.p && await obj.p) {} // ok
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}
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async function i(): Promise<string> {
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if (pf()) { // error
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~~~~
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!!! error TS2801: This condition will always return true since this 'Promise<boolean>' is always defined.
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!!! related TS2773 tests/cases/compiler/truthinessPromiseCoercion.ts:40:9: Did you forget to use 'await'?
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return "true";
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}
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if (pf()) { // error
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~~~~
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!!! error TS2801: This condition will always return true since this 'Promise<boolean>' is always defined.
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!!! related TS2773 tests/cases/compiler/truthinessPromiseCoercion.ts:43:9: Did you forget to use 'await'?
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pf().then();
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}
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return "false";
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}
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