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Properly re-scan > token in type argument list determination logic #49560

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Merged
ahejlsberg merged 2 commits into from
Jun 15, 2022
Merged

Properly re-scan > token in type argument list determination logic #49560

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d532628
Properly re-scan '>' token in type argument list determination logic
ahejlsberg Jun 15, 2022
f1f6af8
Add regression test
ahejlsberg Jun 15, 2022
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Add regression test
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@ahejlsberg
ahejlsberg committed Jun 15, 2022
commit f1f6af80a2a212fbf879ee82ac31c24f5890951c
6 changes: 6 additions & 0 deletions tests/baselines/reference/instantiationExpressionErrors.errors.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -140,4 +140,10 @@ tests/cases/conformance/types/typeParameters/typeArgumentLists/instantiationExpr
protected specialFoo = f<string>
protected bar = 123
}

// Repro from #49551

const enum MyVer { v1 = 1, v2 = 2 }
let ver = 21
const a = ver < (MyVer.v1 >= MyVer.v2 ? MyVer.v1 : MyVer.v2)

14 changes: 14 additions & 0 deletions tests/baselines/reference/instantiationExpressionErrors.js
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Expand Up @@ -96,6 +96,12 @@ class C4 {
protected specialFoo = f<string>
protected bar = 123
}

// Repro from #49551

const enum MyVer { v1 = 1, v2 = 2 }
let ver = 21
const a = ver < (MyVer.v1 >= MyVer.v2 ? MyVer.v1 : MyVer.v2)


//// [instantiationExpressionErrors.js]
Expand Down Expand Up @@ -179,6 +185,8 @@ var C4 = /** @class */ (function () {
}
return C4;
}());
var ver = 21;
var a = ver < (1 /* MyVer.v1 */ >= 2 /* MyVer.v2 */ ? 1 /* MyVer.v1 */ : 2 /* MyVer.v2 */);


//// [instantiationExpressionErrors.d.ts]
Expand Down Expand Up @@ -283,3 +291,9 @@ declare class C4 {
};
protected bar: number;
}
declare const enum MyVer {
v1 = 1,
v2 = 2
}
declare let ver: number;
declare const a: boolean;
26 changes: 26 additions & 0 deletions tests/baselines/reference/instantiationExpressionErrors.symbols
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Expand Up @@ -239,3 +239,29 @@ class C4 {
>bar : Symbol(C4.bar, Decl(instantiationExpressionErrors.ts, 94, 36))
}

// Repro from #49551

const enum MyVer { v1 = 1, v2 = 2 }
>MyVer : Symbol(MyVer, Decl(instantiationExpressionErrors.ts, 96, 1))
>v1 : Symbol(MyVer.v1, Decl(instantiationExpressionErrors.ts, 100, 18))
>v2 : Symbol(MyVer.v2, Decl(instantiationExpressionErrors.ts, 100, 26))

let ver = 21
>ver : Symbol(ver, Decl(instantiationExpressionErrors.ts, 101, 3))

const a = ver < (MyVer.v1 >= MyVer.v2 ? MyVer.v1 : MyVer.v2)
>a : Symbol(a, Decl(instantiationExpressionErrors.ts, 102, 5))
>ver : Symbol(ver, Decl(instantiationExpressionErrors.ts, 101, 3))
>MyVer.v1 : Symbol(MyVer.v1, Decl(instantiationExpressionErrors.ts, 100, 18))
>MyVer : Symbol(MyVer, Decl(instantiationExpressionErrors.ts, 96, 1))
>v1 : Symbol(MyVer.v1, Decl(instantiationExpressionErrors.ts, 100, 18))
>MyVer.v2 : Symbol(MyVer.v2, Decl(instantiationExpressionErrors.ts, 100, 26))
>MyVer : Symbol(MyVer, Decl(instantiationExpressionErrors.ts, 96, 1))
>v2 : Symbol(MyVer.v2, Decl(instantiationExpressionErrors.ts, 100, 26))
>MyVer.v1 : Symbol(MyVer.v1, Decl(instantiationExpressionErrors.ts, 100, 18))
>MyVer : Symbol(MyVer, Decl(instantiationExpressionErrors.ts, 96, 1))
>v1 : Symbol(MyVer.v1, Decl(instantiationExpressionErrors.ts, 100, 18))
>MyVer.v2 : Symbol(MyVer.v2, Decl(instantiationExpressionErrors.ts, 100, 26))
>MyVer : Symbol(MyVer, Decl(instantiationExpressionErrors.ts, 96, 1))
>v2 : Symbol(MyVer.v2, Decl(instantiationExpressionErrors.ts, 100, 26))

33 changes: 33 additions & 0 deletions tests/baselines/reference/instantiationExpressionErrors.types
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Expand Up @@ -325,3 +325,36 @@ class C4 {
>123 : 123
}

// Repro from #49551

const enum MyVer { v1 = 1, v2 = 2 }
>MyVer : MyVer
>v1 : MyVer.v1
>1 : 1
>v2 : MyVer.v2
>2 : 2

let ver = 21
>ver : number
>21 : 21

const a = ver < (MyVer.v1 >= MyVer.v2 ? MyVer.v1 : MyVer.v2)
>a : boolean
>ver < (MyVer.v1 >= MyVer.v2 ? MyVer.v1 : MyVer.v2) : boolean
>ver : number
>(MyVer.v1 >= MyVer.v2 ? MyVer.v1 : MyVer.v2) : MyVer
>MyVer.v1 >= MyVer.v2 ? MyVer.v1 : MyVer.v2 : MyVer
>MyVer.v1 >= MyVer.v2 : boolean
>MyVer.v1 : MyVer.v1
>MyVer : typeof MyVer
>v1 : MyVer.v1
>MyVer.v2 : MyVer.v2
>MyVer : typeof MyVer
>v2 : MyVer.v2
>MyVer.v1 : MyVer.v1
>MyVer : typeof MyVer
>v1 : MyVer.v1
>MyVer.v2 : MyVer.v2
>MyVer : typeof MyVer
>v2 : MyVer.v2

6 changes: 6 additions & 0 deletions ...cases/conformance/types/typeParameters/typeArgumentLists/instantiationExpressionErrors.ts
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Expand Up @@ -98,3 +98,9 @@ class C4 {
protected specialFoo = f<string>
protected bar = 123
}

// Repro from #49551

const enum MyVer { v1 = 1, v2 = 2 }
let ver = 21
const a = ver < (MyVer.v1 >= MyVer.v2 ? MyVer.v1 : MyVer.v2)