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Relax index signature checks for type any #4074
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,18 +1,21 @@ | ||
| tests/cases/compiler/assignmentCompat1.ts(4,1): error TS2322: Type '{ [index: string]: any; }' is not assignable to type '{ one: number; }'. | ||
| Property 'one' is missing in type '{ [index: string]: any; }'. | ||
| tests/cases/compiler/assignmentCompat1.ts(5,1): error TS2322: Type '{ one: number; }' is not assignable to type '{ [index: string]: any; }'. | ||
| Index signature is missing in type '{ one: number; }'. | ||
| tests/cases/compiler/assignmentCompat1.ts(6,1): error TS2322: Type '{ [index: number]: any; }' is not assignable to type '{ one: number; }'. | ||
| Property 'one' is missing in type '{ [index: number]: any; }'. | ||
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| ==== tests/cases/compiler/assignmentCompat1.ts (2 errors) ==== | ||
| var x = {one: 1}; | ||
| var y: {[index:string]: any}; | ||
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| x = y; | ||
| var x = { one: 1 }; | ||
| var y: { [index: string]: any }; | ||
| var z: { [index: number]: any }; | ||
| x = y; // Error | ||
| ~ | ||
| !!! error TS2322: Type '{ [index: string]: any; }' is not assignable to type '{ one: number; }'. | ||
| !!! error TS2322: Property 'one' is missing in type '{ [index: string]: any; }'. | ||
| y = x; | ||
| y = x; // Ok because index signature type is any | ||
| x = z; // Error | ||
| ~ | ||
| !!! error TS2322: Type '{ one: number; }' is not assignable to type '{ [index: string]: any; }'. | ||
| !!! error TS2322: Index signature is missing in type '{ one: number; }'. | ||
| !!! error TS2322: Type '{ [index: number]: any; }' is not assignable to type '{ one: number; }'. | ||
| !!! error TS2322: Property 'one' is missing in type '{ [index: number]: any; }'. | ||
| z = x; // Ok because index signature type is any | ||
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|
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,12 +1,18 @@ | ||
| //// [assignmentCompat1.ts] | ||
| var x = {one: 1}; | ||
| var y: {[index:string]: any}; | ||
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| x = y; | ||
| y = x; | ||
| var x = { one: 1 }; | ||
| var y: { [index: string]: any }; | ||
| var z: { [index: number]: any }; | ||
| x = y; // Error | ||
| y = x; // Ok because index signature type is any | ||
| x = z; // Error | ||
| z = x; // Ok because index signature type is any | ||
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| //// [assignmentCompat1.js] | ||
| var x = { one: 1 }; | ||
| var y; | ||
| x = y; | ||
| y = x; | ||
| var z; | ||
| x = y; // Error | ||
| y = x; // Ok because index signature type is any | ||
| x = z; // Error | ||
| z = x; // Ok because index signature type is any |
17 changes: 0 additions & 17 deletions
17
tests/baselines/reference/assignmentCompatability36.errors.txt
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39 changes: 39 additions & 0 deletions
39
tests/baselines/reference/assignmentCompatability36.symbols
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,39 @@ | ||
| === tests/cases/compiler/assignmentCompatability36.ts === | ||
| module __test1__ { | ||
| >__test1__ : Symbol(__test1__, Decl(assignmentCompatability36.ts, 0, 0)) | ||
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| export interface interfaceWithPublicAndOptional<T,U> { one: T; two?: U; }; var obj4: interfaceWithPublicAndOptional<number,string> = { one: 1 };; | ||
| >interfaceWithPublicAndOptional : Symbol(interfaceWithPublicAndOptional, Decl(assignmentCompatability36.ts, 0, 18)) | ||
| >T : Symbol(T, Decl(assignmentCompatability36.ts, 1, 52)) | ||
| >U : Symbol(U, Decl(assignmentCompatability36.ts, 1, 54)) | ||
| >one : Symbol(one, Decl(assignmentCompatability36.ts, 1, 58)) | ||
| >T : Symbol(T, Decl(assignmentCompatability36.ts, 1, 52)) | ||
| >two : Symbol(two, Decl(assignmentCompatability36.ts, 1, 66)) | ||
| >U : Symbol(U, Decl(assignmentCompatability36.ts, 1, 54)) | ||
| >obj4 : Symbol(obj4, Decl(assignmentCompatability36.ts, 1, 83)) | ||
| >interfaceWithPublicAndOptional : Symbol(interfaceWithPublicAndOptional, Decl(assignmentCompatability36.ts, 0, 18)) | ||
| >one : Symbol(one, Decl(assignmentCompatability36.ts, 1, 139)) | ||
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| export var __val__obj4 = obj4; | ||
| >__val__obj4 : Symbol(__val__obj4, Decl(assignmentCompatability36.ts, 2, 14)) | ||
| >obj4 : Symbol(obj4, Decl(assignmentCompatability36.ts, 1, 83)) | ||
| } | ||
| module __test2__ { | ||
| >__test2__ : Symbol(__test2__, Decl(assignmentCompatability36.ts, 3, 1)) | ||
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| export var aa:{[index:string]:any;};; | ||
| >aa : Symbol(aa, Decl(assignmentCompatability36.ts, 5, 14)) | ||
| >index : Symbol(index, Decl(assignmentCompatability36.ts, 5, 20)) | ||
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| export var __val__aa = aa; | ||
| >__val__aa : Symbol(__val__aa, Decl(assignmentCompatability36.ts, 6, 14)) | ||
| >aa : Symbol(aa, Decl(assignmentCompatability36.ts, 5, 14)) | ||
| } | ||
| __test2__.__val__aa = __test1__.__val__obj4 | ||
| >__test2__.__val__aa : Symbol(__test2__.__val__aa, Decl(assignmentCompatability36.ts, 6, 14)) | ||
| >__test2__ : Symbol(__test2__, Decl(assignmentCompatability36.ts, 3, 1)) | ||
| >__val__aa : Symbol(__test2__.__val__aa, Decl(assignmentCompatability36.ts, 6, 14)) | ||
| >__test1__.__val__obj4 : Symbol(__test1__.__val__obj4, Decl(assignmentCompatability36.ts, 2, 14)) | ||
| >__test1__ : Symbol(__test1__, Decl(assignmentCompatability36.ts, 0, 0)) | ||
| >__val__obj4 : Symbol(__test1__.__val__obj4, Decl(assignmentCompatability36.ts, 2, 14)) | ||
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,42 @@ | ||
| === tests/cases/compiler/assignmentCompatability36.ts === | ||
| module __test1__ { | ||
| >__test1__ : typeof __test1__ | ||
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| export interface interfaceWithPublicAndOptional<T,U> { one: T; two?: U; }; var obj4: interfaceWithPublicAndOptional<number,string> = { one: 1 };; | ||
| >interfaceWithPublicAndOptional : interfaceWithPublicAndOptional<T, U> | ||
| >T : T | ||
| >U : U | ||
| >one : T | ||
| >T : T | ||
| >two : U | ||
| >U : U | ||
| >obj4 : interfaceWithPublicAndOptional<number, string> | ||
| >interfaceWithPublicAndOptional : interfaceWithPublicAndOptional<T, U> | ||
| >{ one: 1 } : { one: number; } | ||
| >one : number | ||
| >1 : number | ||
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| export var __val__obj4 = obj4; | ||
| >__val__obj4 : interfaceWithPublicAndOptional<number, string> | ||
| >obj4 : interfaceWithPublicAndOptional<number, string> | ||
| } | ||
| module __test2__ { | ||
| >__test2__ : typeof __test2__ | ||
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| export var aa:{[index:string]:any;};; | ||
| >aa : { [index: string]: any; } | ||
| >index : string | ||
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| export var __val__aa = aa; | ||
| >__val__aa : { [index: string]: any; } | ||
| >aa : { [index: string]: any; } | ||
| } | ||
| __test2__.__val__aa = __test1__.__val__obj4 | ||
| >__test2__.__val__aa = __test1__.__val__obj4 : __test1__.interfaceWithPublicAndOptional<number, string> | ||
| >__test2__.__val__aa : { [index: string]: any; } | ||
| >__test2__ : typeof __test2__ | ||
| >__val__aa : { [index: string]: any; } | ||
| >__test1__.__val__obj4 : __test1__.interfaceWithPublicAndOptional<number, string> | ||
| >__test1__ : typeof __test1__ | ||
| >__val__obj4 : __test1__.interfaceWithPublicAndOptional<number, string> | ||
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,5 +1,7 @@ | ||
| var x = {one: 1}; | ||
| var y: {[index:string]: any}; | ||
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| x = y; | ||
| y = x; | ||
| var x = { one: 1 }; | ||
| var y: { [index: string]: any }; | ||
| var z: { [index: number]: any }; | ||
| x = y; // Error | ||
| y = x; // Ok because index signature type is any | ||
| x = z; // Error | ||
| z = x; // Ok because index signature type is any |
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Use
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That would just add function call and a redundant null check.