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tests/cases/compiler/interfaceDeclaration4.ts(18,11): error TS2430: Interface 'I3' incorrectly extends interface 'I1'.
Types of property 'item' are incompatible.
Type 'number' is not assignable to type 'string'.
tests/cases/compiler/interfaceDeclaration4.ts(27,7): error TS2420: Class 'C2' incorrectly implements interface 'I4'.
Property 'item' is missing in type 'C2' but required in type 'I4'.
tests/cases/compiler/interfaceDeclaration4.ts(36,7): error TS2420: Class 'C3' incorrectly implements interface 'I1'.
Property 'item' is missing in type 'C3' but required in type 'I1'.
tests/cases/compiler/interfaceDeclaration4.ts(39,14): error TS1005: '{' expected.
tests/cases/compiler/interfaceDeclaration4.ts(39,15): error TS1434: Unexpected keyword or identifier.
tests/cases/compiler/interfaceDeclaration4.ts(39,15): error TS2304: Cannot find name 'I1'.
==== tests/cases/compiler/interfaceDeclaration4.ts (6 errors) ====
// Import this module when test harness supports external modules. Also remove the internal module below.
// import Foo = require("interfaceDeclaration5")
module Foo {
export interface I1 { item: string; }
export class C1 { }
}
class C1 implements Foo.I1 {
public item:string;
}
// Allowed
interface I2 extends Foo.I1 {
item:string;
}
// Negative Case
interface I3 extends Foo.I1 {
~~
!!! error TS2430: Interface 'I3' incorrectly extends interface 'I1'.
!!! error TS2430: Types of property 'item' are incompatible.
!!! error TS2430: Type 'number' is not assignable to type 'string'.
item:number;
}
interface I4 extends Foo.I1 {
token:string;
}
// Err - not implemented item
class C2 implements I4 {
~~
!!! error TS2420: Class 'C2' incorrectly implements interface 'I4'.
!!! error TS2420: Property 'item' is missing in type 'C2' but required in type 'I4'.
!!! related TS2728 tests/cases/compiler/interfaceDeclaration4.ts:4:27: 'item' is declared here.
public token: string;
}
interface I5 extends Foo { }
// Negative case
interface I6 extends Foo.C1 { }
class C3 implements Foo.I1 { }
~~
!!! error TS2420: Class 'C3' incorrectly implements interface 'I1'.
!!! error TS2420: Property 'item' is missing in type 'C3' but required in type 'I1'.
!!! related TS2728 tests/cases/compiler/interfaceDeclaration4.ts:4:27: 'item' is declared here.
// Negative case
interface Foo.I1 { }
~
!!! error TS1005: '{' expected.
~~
!!! error TS1434: Unexpected keyword or identifier.
~~
!!! error TS2304: Cannot find name 'I1'.
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