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Merge pull request #30028 from Microsoft/betterOverloadErrors

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Better overload incompatibility errors
This commit is contained in:
Daniel Rosenwasser
2019-02-21 13:53:31 -08:00
committed by GitHub
parent b67f2d6bdf d6bb3ee64c
commit ae836eb854
29 changed files with 102 additions and 64 deletions
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src/compiler/checker.ts
+4 -1
View File
@@ -24448,7 +24448,10 @@ namespace ts {
const bodySignature = getSignatureFromDeclaration(bodyDeclaration);
for (const signature of signatures) {
if (!isImplementationCompatibleWithOverload(bodySignature, signature)) {
error(signature.declaration, Diagnostics.Overload_signature_is_not_compatible_with_function_implementation);
addRelatedInfo(
error(signature.declaration, Diagnostics.This_overload_signature_is_not_compatible_with_its_implementation_signature),
createDiagnosticForNode(bodyDeclaration, Diagnostics.The_implementation_signature_is_declared_here)
);
break;
}
}
src/compiler/diagnosticMessages.json
+5 -1
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@@ -1404,7 +1404,7 @@
"category": "Error",
"code": 2393
},
"Overload signature is not compatible with function implementation.": {
"This overload signature is not compatible with its implementation signature.": {
"category": "Error",
"code": 2394
},
@@ -2585,6 +2585,10 @@
"category": "Error",
"code": 2749
},
"The implementation signature is declared here.": {
"category": "Error",
"code": 2750
},
"Import declaration '{0}' is using private name '{1}'.": {
"category": "Error",
tests/baselines/reference/anyIdenticalToItself.errors.txt
+3 -2
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@@ -1,4 +1,4 @@
tests/cases/compiler/anyIdenticalToItself.ts(1,10): error TS2394: Overload signature is not compatible with function implementation.
tests/cases/compiler/anyIdenticalToItself.ts(1,10): error TS2394: This overload signature is not compatible with its implementation signature.
tests/cases/compiler/anyIdenticalToItself.ts(6,9): error TS1056: Accessors are only available when targeting ECMAScript 5 and higher.
tests/cases/compiler/anyIdenticalToItself.ts(10,9): error TS1056: Accessors are only available when targeting ECMAScript 5 and higher.
@@ -6,7 +6,8 @@ tests/cases/compiler/anyIdenticalToItself.ts(10,9): error TS1056: Accessors are
==== tests/cases/compiler/anyIdenticalToItself.ts (3 errors) ====
function foo(x: any);
~~~
!!! error TS2394: Overload signature is not compatible with function implementation.
!!! error TS2394: This overload signature is not compatible with its implementation signature.
!!! related TS2750 tests/cases/compiler/anyIdenticalToItself.ts:3:10: The implementation signature is declared here.
function foo(x: any);
function foo(x: any, y: number) { }
tests/baselines/reference/constructorsWithSpecializedSignatures.errors.txt
+6 -4
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@@ -1,5 +1,5 @@
tests/cases/compiler/constructorsWithSpecializedSignatures.ts(18,5): error TS2394: Overload signature is not compatible with function implementation.
tests/cases/compiler/constructorsWithSpecializedSignatures.ts(26,5): error TS2394: Overload signature is not compatible with function implementation.
tests/cases/compiler/constructorsWithSpecializedSignatures.ts(18,5): error TS2394: This overload signature is not compatible with its implementation signature.
tests/cases/compiler/constructorsWithSpecializedSignatures.ts(26,5): error TS2394: This overload signature is not compatible with its implementation signature.
==== tests/cases/compiler/constructorsWithSpecializedSignatures.ts (2 errors) ====
@@ -22,7 +22,8 @@ tests/cases/compiler/constructorsWithSpecializedSignatures.ts(26,5): error TS239
constructor(x: "hi");
constructor(x: "foo");
~~~~~~~~~~~~~~~~~~~~~~
!!! error TS2394: Overload signature is not compatible with function implementation.
!!! error TS2394: This overload signature is not compatible with its implementation signature.
!!! related TS2750 tests/cases/compiler/constructorsWithSpecializedSignatures.ts:20:5: The implementation signature is declared here.
constructor(x: number);
constructor(x: "hi") { }
}
@@ -32,7 +33,8 @@ tests/cases/compiler/constructorsWithSpecializedSignatures.ts(26,5): error TS239
constructor(x: "hi");
constructor(x: "foo");
~~~~~~~~~~~~~~~~~~~~~~
!!! error TS2394: Overload signature is not compatible with function implementation.
!!! error TS2394: This overload signature is not compatible with its implementation signature.
!!! related TS2750 tests/cases/compiler/constructorsWithSpecializedSignatures.ts:28:5: The implementation signature is declared here.
constructor(x: string);
constructor(x: "hi") { } // error
}
tests/baselines/reference/functionAndInterfaceWithSeparateErrors.errors.txt
+3 -2
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@@ -1,11 +1,12 @@
tests/cases/compiler/functionAndInterfaceWithSeparateErrors.ts(1,10): error TS2394: Overload signature is not compatible with function implementation.
tests/cases/compiler/functionAndInterfaceWithSeparateErrors.ts(1,10): error TS2394: This overload signature is not compatible with its implementation signature.
tests/cases/compiler/functionAndInterfaceWithSeparateErrors.ts(6,5): error TS2411: Property 'prop' of type 'number' is not assignable to string index type 'string'.
==== tests/cases/compiler/functionAndInterfaceWithSeparateErrors.ts (2 errors) ====
function Foo(s: string);
~~~
!!! error TS2394: Overload signature is not compatible with function implementation.
!!! error TS2394: This overload signature is not compatible with its implementation signature.
!!! related TS2750 tests/cases/compiler/functionAndInterfaceWithSeparateErrors.ts:2:10: The implementation signature is declared here.
function Foo(n: number) { }
interface Foo {
tests/baselines/reference/functionOverloadCompatibilityWithVoid01.errors.txt
+3 -2
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@@ -1,10 +1,11 @@
tests/cases/conformance/functions/functionOverloadCompatibilityWithVoid01.ts(1,10): error TS2394: Overload signature is not compatible with function implementation.
tests/cases/conformance/functions/functionOverloadCompatibilityWithVoid01.ts(1,10): error TS2394: This overload signature is not compatible with its implementation signature.
==== tests/cases/conformance/functions/functionOverloadCompatibilityWithVoid01.ts (1 errors) ====
function f(x: string): number;
~
!!! error TS2394: Overload signature is not compatible with function implementation.
!!! error TS2394: This overload signature is not compatible with its implementation signature.
!!! related TS2750 tests/cases/conformance/functions/functionOverloadCompatibilityWithVoid01.ts:2:10: The implementation signature is declared here.
function f(x: string): void {
return;
}
tests/baselines/reference/functionOverloadErrors.errors.txt
+9 -6
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@@ -5,9 +5,9 @@ tests/cases/conformance/functions/functionOverloadErrors.ts(75,21): error TS2383
tests/cases/conformance/functions/functionOverloadErrors.ts(79,14): error TS2383: Overload signatures must all be exported or non-exported.
tests/cases/conformance/functions/functionOverloadErrors.ts(85,18): error TS2384: Overload signatures must all be ambient or non-ambient.
tests/cases/conformance/functions/functionOverloadErrors.ts(90,18): error TS2384: Overload signatures must all be ambient or non-ambient.
tests/cases/conformance/functions/functionOverloadErrors.ts(94,10): error TS2394: Overload signature is not compatible with function implementation.
tests/cases/conformance/functions/functionOverloadErrors.ts(99,10): error TS2394: Overload signature is not compatible with function implementation.
tests/cases/conformance/functions/functionOverloadErrors.ts(103,10): error TS2394: Overload signature is not compatible with function implementation.
tests/cases/conformance/functions/functionOverloadErrors.ts(94,10): error TS2394: This overload signature is not compatible with its implementation signature.
tests/cases/conformance/functions/functionOverloadErrors.ts(99,10): error TS2394: This overload signature is not compatible with its implementation signature.
tests/cases/conformance/functions/functionOverloadErrors.ts(103,10): error TS2394: This overload signature is not compatible with its implementation signature.
tests/cases/conformance/functions/functionOverloadErrors.ts(116,19): error TS2371: A parameter initializer is only allowed in a function or constructor implementation.
@@ -121,20 +121,23 @@ tests/cases/conformance/functions/functionOverloadErrors.ts(116,19): error TS237
//Function overloads with fewer params than implementation signature
function fewerParams();
~~~~~~~~~~~
!!! error TS2394: Overload signature is not compatible with function implementation.
!!! error TS2394: This overload signature is not compatible with its implementation signature.
!!! related TS2750 tests/cases/conformance/functions/functionOverloadErrors.ts:95:10: The implementation signature is declared here.
function fewerParams(n: string) {
}
//Function implementation whose parameter types are not assignable to all corresponding overload signature parameters
function fn13(n: string);
~~~~
!!! error TS2394: Overload signature is not compatible with function implementation.
!!! error TS2394: This overload signature is not compatible with its implementation signature.
!!! related TS2750 tests/cases/conformance/functions/functionOverloadErrors.ts:100:10: The implementation signature is declared here.
function fn13(n: number) { }
//Function overloads where return types are not all subtype of implementation return type
function fn14(n: string): string;
~~~~
!!! error TS2394: Overload signature is not compatible with function implementation.
!!! error TS2394: This overload signature is not compatible with its implementation signature.
!!! related TS2750 tests/cases/conformance/functions/functionOverloadErrors.ts:104:10: The implementation signature is declared here.
function fn14() {
return 3;
}
tests/baselines/reference/functionOverloads11.errors.txt
+3 -2
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@@ -1,9 +1,10 @@
tests/cases/compiler/functionOverloads11.ts(1,10): error TS2394: Overload signature is not compatible with function implementation.
tests/cases/compiler/functionOverloads11.ts(1,10): error TS2394: This overload signature is not compatible with its implementation signature.
==== tests/cases/compiler/functionOverloads11.ts (1 errors) ====
function foo():number;
~~~
!!! error TS2394: Overload signature is not compatible with function implementation.
!!! error TS2394: This overload signature is not compatible with its implementation signature.
!!! related TS2750 tests/cases/compiler/functionOverloads11.ts:2:10: The implementation signature is declared here.
function foo():string { return "" }
tests/baselines/reference/functionOverloads17.errors.txt
+3 -2
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@@ -1,9 +1,10 @@
tests/cases/compiler/functionOverloads17.ts(1,10): error TS2394: Overload signature is not compatible with function implementation.
tests/cases/compiler/functionOverloads17.ts(1,10): error TS2394: This overload signature is not compatible with its implementation signature.
==== tests/cases/compiler/functionOverloads17.ts (1 errors) ====
function foo():{a:number;}
~~~
!!! error TS2394: Overload signature is not compatible with function implementation.
!!! error TS2394: This overload signature is not compatible with its implementation signature.
!!! related TS2750 tests/cases/compiler/functionOverloads17.ts:2:10: The implementation signature is declared here.
function foo():{a:string;} { return {a:""} }
tests/baselines/reference/functionOverloads18.errors.txt
+3 -2
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@@ -1,9 +1,10 @@
tests/cases/compiler/functionOverloads18.ts(1,10): error TS2394: Overload signature is not compatible with function implementation.
tests/cases/compiler/functionOverloads18.ts(1,10): error TS2394: This overload signature is not compatible with its implementation signature.
==== tests/cases/compiler/functionOverloads18.ts (1 errors) ====
function foo(bar:{a:number;});
~~~
!!! error TS2394: Overload signature is not compatible with function implementation.
!!! error TS2394: This overload signature is not compatible with its implementation signature.
!!! related TS2750 tests/cases/compiler/functionOverloads18.ts:2:10: The implementation signature is declared here.
function foo(bar:{a:string;}) { return {a:""} }
tests/baselines/reference/functionOverloads19.errors.txt
+3 -2
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@@ -1,10 +1,11 @@
tests/cases/compiler/functionOverloads19.ts(1,10): error TS2394: Overload signature is not compatible with function implementation.
tests/cases/compiler/functionOverloads19.ts(1,10): error TS2394: This overload signature is not compatible with its implementation signature.
==== tests/cases/compiler/functionOverloads19.ts (1 errors) ====
function foo(bar:{b:string;});
~~~
!!! error TS2394: Overload signature is not compatible with function implementation.
!!! error TS2394: This overload signature is not compatible with its implementation signature.
!!! related TS2750 tests/cases/compiler/functionOverloads19.ts:3:10: The implementation signature is declared here.
function foo(bar:{a:string;});
function foo(bar:{a:any;}) { return {a:""} }
tests/baselines/reference/functionOverloads20.errors.txt
+3 -2
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@@ -1,10 +1,11 @@
tests/cases/compiler/functionOverloads20.ts(1,10): error TS2394: Overload signature is not compatible with function implementation.
tests/cases/compiler/functionOverloads20.ts(1,10): error TS2394: This overload signature is not compatible with its implementation signature.
==== tests/cases/compiler/functionOverloads20.ts (1 errors) ====
function foo(bar:{a:number;}): number;
~~~
!!! error TS2394: Overload signature is not compatible with function implementation.
!!! error TS2394: This overload signature is not compatible with its implementation signature.
!!! related TS2750 tests/cases/compiler/functionOverloads20.ts:3:10: The implementation signature is declared here.
function foo(bar:{a:string;}): string;
function foo(bar:{a:any;}): string {return ""}
tests/baselines/reference/functionOverloads4.errors.txt
+3 -2
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@@ -1,8 +1,9 @@
tests/cases/compiler/functionOverloads4.ts(1,10): error TS2394: Overload signature is not compatible with function implementation.
tests/cases/compiler/functionOverloads4.ts(1,10): error TS2394: This overload signature is not compatible with its implementation signature.
==== tests/cases/compiler/functionOverloads4.ts (1 errors) ====
function foo():number;
~~~
!!! error TS2394: Overload signature is not compatible with function implementation.
!!! error TS2394: This overload signature is not compatible with its implementation signature.
!!! related TS2750 tests/cases/compiler/functionOverloads4.ts:2:10: The implementation signature is declared here.
function foo():string { return "a" }
tests/baselines/reference/overloadAssignmentCompat.errors.txt
+3 -2
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@@ -1,4 +1,4 @@
tests/cases/compiler/overloadAssignmentCompat.ts(34,10): error TS2394: Overload signature is not compatible with function implementation.
tests/cases/compiler/overloadAssignmentCompat.ts(34,10): error TS2394: This overload signature is not compatible with its implementation signature.
==== tests/cases/compiler/overloadAssignmentCompat.ts (1 errors) ====
@@ -37,7 +37,8 @@ tests/cases/compiler/overloadAssignmentCompat.ts(34,10): error TS2394: Overload
// error - signatures are not assignment compatible
function foo():number;
~~~
!!! error TS2394: Overload signature is not compatible with function implementation.
!!! error TS2394: This overload signature is not compatible with its implementation signature.
!!! related TS2750 tests/cases/compiler/overloadAssignmentCompat.ts:35:10: The implementation signature is declared here.
function foo():string { return "a" };
tests/baselines/reference/overloadOnConstNoAnyImplementation.errors.txt
+3 -2
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@@ -1,11 +1,12 @@
tests/cases/compiler/overloadOnConstNoAnyImplementation.ts(1,10): error TS2394: Overload signature is not compatible with function implementation.
tests/cases/compiler/overloadOnConstNoAnyImplementation.ts(1,10): error TS2394: This overload signature is not compatible with its implementation signature.
tests/cases/compiler/overloadOnConstNoAnyImplementation.ts(9,8): error TS2345: Argument of type '1' is not assignable to parameter of type 'string'.
==== tests/cases/compiler/overloadOnConstNoAnyImplementation.ts (2 errors) ====
function x1(a: number, cb: (x: 'hi') => number);
~~
!!! error TS2394: Overload signature is not compatible with function implementation.
!!! error TS2394: This overload signature is not compatible with its implementation signature.
!!! related TS2750 tests/cases/compiler/overloadOnConstNoAnyImplementation.ts:3:10: The implementation signature is declared here.
function x1(a: number, cb: (x: 'bye') => number);
function x1(a: number, cb: (x: string) => number) {
cb('hi');
tests/baselines/reference/overloadOnConstNoAnyImplementation2.errors.txt
+3 -2
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@@ -1,4 +1,4 @@
tests/cases/compiler/overloadOnConstNoAnyImplementation2.ts(6,5): error TS2394: Overload signature is not compatible with function implementation.
tests/cases/compiler/overloadOnConstNoAnyImplementation2.ts(6,5): error TS2394: This overload signature is not compatible with its implementation signature.
tests/cases/compiler/overloadOnConstNoAnyImplementation2.ts(12,18): error TS2345: Argument of type '1' is not assignable to parameter of type 'string'.
tests/cases/compiler/overloadOnConstNoAnyImplementation2.ts(18,9): error TS2345: Argument of type '(x: "bye") => number' is not assignable to parameter of type '(x: "hi") => number'.
Types of parameters 'x' and 'x' are incompatible.
@@ -16,7 +16,8 @@ tests/cases/compiler/overloadOnConstNoAnyImplementation2.ts(21,9): error TS2345:
class C {
x1(a: number, callback: (x: 'hi') => number);
~~
!!! error TS2394: Overload signature is not compatible with function implementation.
!!! error TS2394: This overload signature is not compatible with its implementation signature.
!!! related TS2750 tests/cases/compiler/overloadOnConstNoAnyImplementation2.ts:7:5: The implementation signature is declared here.
x1(a: number, callback: (x: string) => number) {
callback('hi');
callback('bye');
tests/baselines/reference/overloadOnConstantsInvalidOverload1.errors.txt
+3 -2
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@@ -1,4 +1,4 @@
tests/cases/compiler/overloadOnConstantsInvalidOverload1.ts(6,10): error TS2394: Overload signature is not compatible with function implementation.
tests/cases/compiler/overloadOnConstantsInvalidOverload1.ts(6,10): error TS2394: This overload signature is not compatible with its implementation signature.
tests/cases/compiler/overloadOnConstantsInvalidOverload1.ts(11,5): error TS2345: Argument of type '"HI"' is not assignable to parameter of type '"SPAN"'.
@@ -10,7 +10,8 @@ tests/cases/compiler/overloadOnConstantsInvalidOverload1.ts(11,5): error TS2345:
function foo(name: "SPAN"): Derived1;
~~~
!!! error TS2394: Overload signature is not compatible with function implementation.
!!! error TS2394: This overload signature is not compatible with its implementation signature.
!!! related TS2750 tests/cases/compiler/overloadOnConstantsInvalidOverload1.ts:7:10: The implementation signature is declared here.
function foo(name: "DIV"): Derived2 {
return null;
}
tests/baselines/reference/overloadingOnConstants2.errors.txt
+6 -4
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@@ -1,6 +1,6 @@
tests/cases/compiler/overloadingOnConstants2.ts(9,10): error TS2394: Overload signature is not compatible with function implementation.
tests/cases/compiler/overloadingOnConstants2.ts(9,10): error TS2394: This overload signature is not compatible with its implementation signature.
tests/cases/compiler/overloadingOnConstants2.ts(15,13): error TS2345: Argument of type '"um"' is not assignable to parameter of type '"bye"'.
tests/cases/compiler/overloadingOnConstants2.ts(19,10): error TS2394: Overload signature is not compatible with function implementation.
tests/cases/compiler/overloadingOnConstants2.ts(19,10): error TS2394: This overload signature is not compatible with its implementation signature.
==== tests/cases/compiler/overloadingOnConstants2.ts (3 errors) ====
@@ -14,7 +14,8 @@ tests/cases/compiler/overloadingOnConstants2.ts(19,10): error TS2394: Overload s
function foo(x: "hi", items: string[]): D;
function foo(x: "bye", items: string[]): E;
~~~
!!! error TS2394: Overload signature is not compatible with function implementation.
!!! error TS2394: This overload signature is not compatible with its implementation signature.
!!! related TS2750 tests/cases/compiler/overloadingOnConstants2.ts:10:10: The implementation signature is declared here.
function foo(x: string, items: string[]): C {
return null;
}
@@ -28,7 +29,8 @@ tests/cases/compiler/overloadingOnConstants2.ts(19,10): error TS2394: Overload s
//function bar(x: "hi", items: string[]): D;
function bar(x: "bye", items: string[]): E;
~~~
!!! error TS2394: Overload signature is not compatible with function implementation.
!!! error TS2394: This overload signature is not compatible with its implementation signature.
!!! related TS2750 tests/cases/compiler/overloadingOnConstants2.ts:21:10: The implementation signature is declared here.
function bar(x: string, items: string[]): C;
function bar(x: string, items: string[]): C {
return null;
tests/baselines/reference/parameterPropertyInConstructor2.errors.txt
+3 -2
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@@ -1,4 +1,4 @@
tests/cases/compiler/parameterPropertyInConstructor2.ts(3,5): error TS2394: Overload signature is not compatible with function implementation.
tests/cases/compiler/parameterPropertyInConstructor2.ts(3,5): error TS2394: This overload signature is not compatible with its implementation signature.
tests/cases/compiler/parameterPropertyInConstructor2.ts(3,17): error TS2369: A parameter property is only allowed in a constructor implementation.
tests/cases/compiler/parameterPropertyInConstructor2.ts(4,24): error TS2300: Duplicate identifier 'names'.
@@ -8,7 +8,8 @@ tests/cases/compiler/parameterPropertyInConstructor2.ts(4,24): error TS2300: Dup
class Customers {
constructor(public names: string);
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
!!! error TS2394: Overload signature is not compatible with function implementation.
!!! error TS2394: This overload signature is not compatible with its implementation signature.
!!! related TS2750 tests/cases/compiler/parameterPropertyInConstructor2.ts:4:5: The implementation signature is declared here.
~~~~~~~~~~~~~~~~~~~~
!!! error TS2369: A parameter property is only allowed in a constructor implementation.
constructor(public names: string, public ages: number) {
tests/baselines/reference/parserClassDeclaration12.errors.txt
+3 -2
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@@ -1,10 +1,11 @@
tests/cases/conformance/parser/ecmascript5/ClassDeclarations/parserClassDeclaration12.ts(2,4): error TS2394: Overload signature is not compatible with function implementation.
tests/cases/conformance/parser/ecmascript5/ClassDeclarations/parserClassDeclaration12.ts(2,4): error TS2394: This overload signature is not compatible with its implementation signature.
==== tests/cases/conformance/parser/ecmascript5/ClassDeclarations/parserClassDeclaration12.ts (1 errors) ====
class C {
constructor();
~~~~~~~~~~~~~~
!!! error TS2394: Overload signature is not compatible with function implementation.
!!! error TS2394: This overload signature is not compatible with its implementation signature.
!!! related TS2750 tests/cases/conformance/parser/ecmascript5/ClassDeclarations/parserClassDeclaration12.ts:3:4: The implementation signature is declared here.
constructor(a) { }
}
tests/baselines/reference/parserParameterList15.errors.txt
+3 -2
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@@ -1,11 +1,12 @@
tests/cases/conformance/parser/ecmascript5/ParameterLists/parserParameterList15.ts(1,10): error TS2394: Overload signature is not compatible with function implementation.
tests/cases/conformance/parser/ecmascript5/ParameterLists/parserParameterList15.ts(1,10): error TS2394: This overload signature is not compatible with its implementation signature.
tests/cases/conformance/parser/ecmascript5/ParameterLists/parserParameterList15.ts(1,14): error TS2371: A parameter initializer is only allowed in a function or constructor implementation.
==== tests/cases/conformance/parser/ecmascript5/ParameterLists/parserParameterList15.ts (2 errors) ====
function foo(a = 4);
~~~
!!! error TS2394: Overload signature is not compatible with function implementation.
!!! error TS2394: This overload signature is not compatible with its implementation signature.
!!! related TS2750 tests/cases/conformance/parser/ecmascript5/ParameterLists/parserParameterList15.ts:2:10: The implementation signature is declared here.
~~~~~
!!! error TS2371: A parameter initializer is only allowed in a function or constructor implementation.
function foo(a, b) {}
tests/baselines/reference/parserParameterList16.errors.txt
+3 -2
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@@ -1,4 +1,4 @@
tests/cases/conformance/parser/ecmascript5/ParameterLists/parserParameterList16.ts(2,4): error TS2394: Overload signature is not compatible with function implementation.
tests/cases/conformance/parser/ecmascript5/ParameterLists/parserParameterList16.ts(2,4): error TS2394: This overload signature is not compatible with its implementation signature.
tests/cases/conformance/parser/ecmascript5/ParameterLists/parserParameterList16.ts(2,8): error TS2371: A parameter initializer is only allowed in a function or constructor implementation.
@@ -6,7 +6,8 @@ tests/cases/conformance/parser/ecmascript5/ParameterLists/parserParameterList16.
class C {
foo(a = 4);
~~~
!!! error TS2394: Overload signature is not compatible with function implementation.
!!! error TS2394: This overload signature is not compatible with its implementation signature.
!!! related TS2750 tests/cases/conformance/parser/ecmascript5/ParameterLists/parserParameterList16.ts:3:4: The implementation signature is declared here.
~~~~~
!!! error TS2371: A parameter initializer is only allowed in a function or constructor implementation.
foo(a, b) { }
tests/baselines/reference/parserParameterList17.errors.txt
+3 -2
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@@ -1,4 +1,4 @@
tests/cases/conformance/parser/ecmascript5/ParameterLists/parserParameterList17.ts(2,4): error TS2394: Overload signature is not compatible with function implementation.
tests/cases/conformance/parser/ecmascript5/ParameterLists/parserParameterList17.ts(2,4): error TS2394: This overload signature is not compatible with its implementation signature.
tests/cases/conformance/parser/ecmascript5/ParameterLists/parserParameterList17.ts(2,16): error TS2371: A parameter initializer is only allowed in a function or constructor implementation.
@@ -6,7 +6,8 @@ tests/cases/conformance/parser/ecmascript5/ParameterLists/parserParameterList17.
class C {
constructor(a = 4);
~~~~~~~~~~~~~~~~~~~
!!! error TS2394: Overload signature is not compatible with function implementation.
!!! error TS2394: This overload signature is not compatible with its implementation signature.
!!! related TS2750 tests/cases/conformance/parser/ecmascript5/ParameterLists/parserParameterList17.ts:3:4: The implementation signature is declared here.
~~~~~
!!! error TS2371: A parameter initializer is only allowed in a function or constructor implementation.
constructor(a, b) { }
tests/baselines/reference/recursiveFunctionTypes.errors.txt
+3 -2
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@@ -7,7 +7,7 @@ tests/cases/compiler/recursiveFunctionTypes.ts(12,16): error TS2355: A function
tests/cases/compiler/recursiveFunctionTypes.ts(17,5): error TS2322: Type '() => I<typeof f3>' is not assignable to type 'number'.
tests/cases/compiler/recursiveFunctionTypes.ts(22,5): error TS2345: Argument of type '3' is not assignable to parameter of type '(t: typeof g) => void'.
tests/cases/compiler/recursiveFunctionTypes.ts(25,1): error TS2322: Type '3' is not assignable to type '() => any'.
tests/cases/compiler/recursiveFunctionTypes.ts(30,10): error TS2394: Overload signature is not compatible with function implementation.
tests/cases/compiler/recursiveFunctionTypes.ts(30,10): error TS2394: This overload signature is not compatible with its implementation signature.
tests/cases/compiler/recursiveFunctionTypes.ts(33,1): error TS2554: Expected 0-1 arguments, but got 2.
tests/cases/compiler/recursiveFunctionTypes.ts(34,4): error TS2345: Argument of type '""' is not assignable to parameter of type '{ (): typeof f6; (a: typeof f6): () => number; }'.
tests/cases/compiler/recursiveFunctionTypes.ts(42,1): error TS2554: Expected 0-1 arguments, but got 2.
@@ -63,7 +63,8 @@ tests/cases/compiler/recursiveFunctionTypes.ts(43,4): error TS2345: Argument of
function f6(): typeof f6;
function f6(a: typeof f6): () => number;
~~
!!! error TS2394: Overload signature is not compatible with function implementation.
!!! error TS2394: This overload signature is not compatible with its implementation signature.
!!! related TS2750 tests/cases/compiler/recursiveFunctionTypes.ts:31:10: The implementation signature is declared here.
function f6(a?: any) { return f6; }
f6("", 3); // error (arity mismatch)
tests/baselines/reference/specializedSignatureIsNotSubtypeOfNonSpecializedSignature.errors.txt
+3 -2
View File
@@ -1,10 +1,11 @@
tests/cases/conformance/types/objectTypeLiteral/callSignatures/specializedSignatureIsNotSubtypeOfNonSpecializedSignature.ts(1,10): error TS2394: Overload signature is not compatible with function implementation.
tests/cases/conformance/types/objectTypeLiteral/callSignatures/specializedSignatureIsNotSubtypeOfNonSpecializedSignature.ts(1,10): error TS2394: This overload signature is not compatible with its implementation signature.
==== tests/cases/conformance/types/objectTypeLiteral/callSignatures/specializedSignatureIsNotSubtypeOfNonSpecializedSignature.ts (1 errors) ====
function foo(x: 'a');
~~~
!!! error TS2394: Overload signature is not compatible with function implementation.
!!! error TS2394: This overload signature is not compatible with its implementation signature.
!!! related TS2750 tests/cases/conformance/types/objectTypeLiteral/callSignatures/specializedSignatureIsNotSubtypeOfNonSpecializedSignature.ts:2:10: The implementation signature is declared here.
function foo(x: number) { }
class C {
tests/baselines/reference/stringLiteralTypesOverloads05.errors.txt
+3 -2
View File
@@ -1,4 +1,4 @@
tests/cases/conformance/types/stringLiteral/stringLiteralTypesOverloads05.ts(6,10): error TS2394: Overload signature is not compatible with function implementation.
tests/cases/conformance/types/stringLiteral/stringLiteralTypesOverloads05.ts(6,10): error TS2394: This overload signature is not compatible with its implementation signature.
==== tests/cases/conformance/types/stringLiteral/stringLiteralTypesOverloads05.ts (1 errors) ====
@@ -9,7 +9,8 @@ tests/cases/conformance/types/stringLiteral/stringLiteralTypesOverloads05.ts(6,1
function doThing(x: "dog"): Dog;
~~~~~~~
!!! error TS2394: Overload signature is not compatible with function implementation.
!!! error TS2394: This overload signature is not compatible with its implementation signature.
!!! related TS2750 tests/cases/conformance/types/stringLiteral/stringLiteralTypesOverloads05.ts:9:10: The implementation signature is declared here.
function doThing(x: "cat"): Cat;
function doThing(x: string): Animal;
function doThing(x: string, y?: string): Moose {
tests/baselines/reference/templateStringInFunctionParameterType.errors.txt
+3 -2
View File
@@ -1,5 +1,5 @@
tests/cases/conformance/es6/templates/templateStringInFunctionParameterType.ts(1,10): error TS2391: Function implementation is missing or not immediately following the declaration.
tests/cases/conformance/es6/templates/templateStringInFunctionParameterType.ts(1,10): error TS2394: Overload signature is not compatible with function implementation.
tests/cases/conformance/es6/templates/templateStringInFunctionParameterType.ts(1,10): error TS2394: This overload signature is not compatible with its implementation signature.
tests/cases/conformance/es6/templates/templateStringInFunctionParameterType.ts(1,12): error TS1138: Parameter declaration expected.
tests/cases/conformance/es6/templates/templateStringInFunctionParameterType.ts(1,19): error TS1005: ';' expected.
@@ -9,7 +9,8 @@ tests/cases/conformance/es6/templates/templateStringInFunctionParameterType.ts(1
~
!!! error TS2391: Function implementation is missing or not immediately following the declaration.
~
!!! error TS2394: Overload signature is not compatible with function implementation.
!!! error TS2394: This overload signature is not compatible with its implementation signature.
!!! related TS2750 tests/cases/conformance/es6/templates/templateStringInFunctionParameterType.ts:3:10: The implementation signature is declared here.
~~~~~~~
!!! error TS1138: Parameter declaration expected.
~
tests/baselines/reference/templateStringInFunctionParameterTypeES6.errors.txt
+3 -2
View File
@@ -1,5 +1,5 @@
tests/cases/conformance/es6/templates/templateStringInFunctionParameterTypeES6.ts(1,10): error TS2391: Function implementation is missing or not immediately following the declaration.
tests/cases/conformance/es6/templates/templateStringInFunctionParameterTypeES6.ts(1,10): error TS2394: Overload signature is not compatible with function implementation.
tests/cases/conformance/es6/templates/templateStringInFunctionParameterTypeES6.ts(1,10): error TS2394: This overload signature is not compatible with its implementation signature.
tests/cases/conformance/es6/templates/templateStringInFunctionParameterTypeES6.ts(1,12): error TS1138: Parameter declaration expected.
tests/cases/conformance/es6/templates/templateStringInFunctionParameterTypeES6.ts(1,19): error TS1005: ';' expected.
@@ -9,7 +9,8 @@ tests/cases/conformance/es6/templates/templateStringInFunctionParameterTypeES6.t
~
!!! error TS2391: Function implementation is missing or not immediately following the declaration.
~
!!! error TS2394: Overload signature is not compatible with function implementation.
!!! error TS2394: This overload signature is not compatible with its implementation signature.
!!! related TS2750 tests/cases/conformance/es6/templates/templateStringInFunctionParameterTypeES6.ts:3:10: The implementation signature is declared here.
~~~~~~~
!!! error TS1138: Parameter declaration expected.
~
tests/baselines/reference/voidAsNonAmbiguousReturnType.errors.txt
+3 -2
View File
@@ -1,4 +1,4 @@
tests/cases/compiler/voidAsNonAmbiguousReturnType_0.ts(1,17): error TS2394: Overload signature is not compatible with function implementation.
tests/cases/compiler/voidAsNonAmbiguousReturnType_0.ts(1,17): error TS2394: This overload signature is not compatible with its implementation signature.
==== tests/cases/compiler/voidAsNonAmbiguousReturnType_1.ts (0 errors) ====
@@ -12,6 +12,7 @@ tests/cases/compiler/voidAsNonAmbiguousReturnType_0.ts(1,17): error TS2394: Over
==== tests/cases/compiler/voidAsNonAmbiguousReturnType_0.ts (1 errors) ====
export function mkdirSync(path: string, mode?: number): void;
~~~~~~~~~
!!! error TS2394: Overload signature is not compatible with function implementation.
!!! error TS2394: This overload signature is not compatible with its implementation signature.
!!! related TS2750 tests/cases/compiler/voidAsNonAmbiguousReturnType_0.ts:2:17: The implementation signature is declared here.
export function mkdirSync(path: string, mode?: string): void {}