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| 1 | +tests/cases/conformance/types/rest/restTuplesFromContextualTypes.ts(56,7): error TS2345: Argument of type '(a: number, b: any, ...x: any[]) => void' is not assignable to parameter of type '(x: number, ...args: T) => void'. |
| 2 | + Types of parameters 'b' and 'args' are incompatible. |
| 3 | + Type 'T' is not assignable to type '[any, ...any[]]'. |
| 4 | + Type 'any[]' is not assignable to type '[any, ...any[]]'. |
| 5 | + Property '0' is missing in type 'any[]'. |
| 6 | + |
| 7 | + |
| 8 | +==== tests/cases/conformance/types/rest/restTuplesFromContextualTypes.ts (1 errors) ==== |
| 9 | + declare const t1: [number, boolean, string]; |
| 10 | + |
| 11 | + (function (a, b, c){})(...t1); |
| 12 | + (function (...x){})(...t1); |
| 13 | + (function (a, ...x){})(...t1); |
| 14 | + (function (a, b, ...x){})(...t1); |
| 15 | + (function (a, b, c, ...x){})(...t1); |
| 16 | + |
| 17 | + declare function f1(cb: (...args: typeof t1) => void): void; |
| 18 | + |
| 19 | + f1((a, b, c) => {}) |
| 20 | + f1((...x) => {}) |
| 21 | + f1((a, ...x) => {}) |
| 22 | + f1((a, b, ...x) => {}) |
| 23 | + f1((a, b, c, ...x) => {}) |
| 24 | + |
| 25 | + declare const t2: [number, boolean, ...string[]]; |
| 26 | + |
| 27 | + (function (a, b, c){})(...t2); |
| 28 | + (function (...x){})(...t2); |
| 29 | + (function (a, ...x){})(...t2); |
| 30 | + (function (a, b, ...x){})(...t2); |
| 31 | + (function (a, b, c, ...x){})(...t2); |
| 32 | + |
| 33 | + declare function f2(cb: (...args: typeof t2) => void): void; |
| 34 | + |
| 35 | + f2((a, b, c) => {}) |
| 36 | + f2((...x) => {}) |
| 37 | + f2((a, ...x) => {}) |
| 38 | + f2((a, b, ...x) => {}) |
| 39 | + f2((a, b, c, ...x) => {}) |
| 40 | + |
| 41 | + declare const t3: [boolean, ...string[]]; |
| 42 | + |
| 43 | + (function (a, b, c){})(1, ...t3); |
| 44 | + (function (...x){})(1, ...t3); |
| 45 | + (function (a, ...x){})(1, ...t3); |
| 46 | + (function (a, b, ...x){})(1, ...t3); |
| 47 | + (function (a, b, c, ...x){})(1, ...t3); |
| 48 | + |
| 49 | + declare function f3(cb: (x: number, ...args: typeof t3) => void): void; |
| 50 | + |
| 51 | + f3((a, b, c) => {}) |
| 52 | + f3((...x) => {}) |
| 53 | + f3((a, ...x) => {}) |
| 54 | + f3((a, b, ...x) => {}) |
| 55 | + f3((a, b, c, ...x) => {}) |
| 56 | + |
| 57 | + function f4<T extends any[]>(t: T) { |
| 58 | + (function(...x){})(...t); |
| 59 | + (function(a, ...x){})(1, ...t); |
| 60 | + (function(a, ...x){})(1, 2, ...t); |
| 61 | + function f(cb: (x: number, ...args: T) => void) {} |
| 62 | + f((...x) => {}); |
| 63 | + f((a, ...x) => {}); |
| 64 | + f((a, b, ...x) => {}); |
| 65 | + ~~~~~~~~~~~~~~~~~~ |
| 66 | +!!! error TS2345: Argument of type '(a: number, b: any, ...x: any[]) => void' is not assignable to parameter of type '(x: number, ...args: T) => void'. |
| 67 | +!!! error TS2345: Types of parameters 'b' and 'args' are incompatible. |
| 68 | +!!! error TS2345: Type 'T' is not assignable to type '[any, ...any[]]'. |
| 69 | +!!! error TS2345: Type 'any[]' is not assignable to type '[any, ...any[]]'. |
| 70 | +!!! error TS2345: Property '0' is missing in type 'any[]'. |
| 71 | + } |
| 72 | + |
| 73 | + // Repro from #25288 |
| 74 | + |
| 75 | + declare var tuple: [number, string]; |
| 76 | + (function foo(a, b){}(...tuple)); |
| 77 | + |
| 78 | + // Repro from #25289 |
| 79 | + |
| 80 | + declare function take(cb: (a: number, b: string) => void): void; |
| 81 | + |
| 82 | + (function foo(...rest){}(1, '')); |
| 83 | + take(function(...rest){}); |
| 84 | + |
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