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tests/cases/compiler/arrayAssignmentTest5.ts(23,17): error TS2322: Type 'IToken[]' is not assignable to type 'IStateToken[]'.
Property 'state' is missing in type 'IToken' but required in type 'IStateToken'.
==== tests/cases/compiler/arrayAssignmentTest5.ts (1 errors) ====
module Test {
interface IState {
}
interface IToken {
startIndex: number;
}
interface IStateToken extends IToken {
state: IState;
}
interface ILineTokens {
tokens: IToken[];
endState: IState;
}
interface IAction {
}
interface IMode {
onEnter(line:string, state:IState, offset:number):IAction;
tokenize(line:string, state:IState, includeStates:boolean):ILineTokens;
}
export class Bug implements IMode {
public onEnter(line:string, state:IState, offset:number):IAction {
var lineTokens:ILineTokens= this.tokenize(line, state, true);
var tokens:IStateToken[]= lineTokens.tokens;
~~~~~~
!!! error TS2322: Type 'IToken[]' is not assignable to type 'IStateToken[]'.
!!! error TS2322: Property 'state' is missing in type 'IToken' but required in type 'IStateToken'.
!!! related TS2728 tests/cases/compiler/arrayAssignmentTest5.ts:8:9: 'state' is declared here.
if (tokens.length === 0) {
return this.onEnter(line, tokens, offset); // <== this should produce an error since onEnter can not be called with (string, IStateToken[], offset)
}
}
public tokenize(line:string, state:IState, includeStates:boolean):ILineTokens {
return null;
}
}
}
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