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=== tests/cases/compiler/optionalPropertiesSyntax.ts ===
interface fnSigs {
>fnSigs : Symbol(fnSigs, Decl(optionalPropertiesSyntax.ts, 0, 0))
//functions signatures can be optional
fn(): void;
>fn : Symbol(fnSigs.fn, Decl(optionalPropertiesSyntax.ts, 0, 18), Decl(optionalPropertiesSyntax.ts, 2, 15))
fn?(): void; //err
>fn : Symbol(fnSigs.fn, Decl(optionalPropertiesSyntax.ts, 0, 18), Decl(optionalPropertiesSyntax.ts, 2, 15))
fn2?(): void;
>fn2 : Symbol(fnSigs.fn2, Decl(optionalPropertiesSyntax.ts, 3, 16))
}
interface callSig {
>callSig : Symbol(callSig, Decl(optionalPropertiesSyntax.ts, 5, 1))
//Call signatures can't be optional
(): any;
()?: any; //err
>any : Symbol(callSig.any, Decl(optionalPropertiesSyntax.ts, 10, 8))
?(): any; //err
}
interface constructSig {
>constructSig : Symbol(constructSig, Decl(optionalPropertiesSyntax.ts, 12, 1))
//Construct signatures can't be optional
new (): any;
new ()?: any; //err
>any : Symbol(constructSig.any, Decl(optionalPropertiesSyntax.ts, 17, 12))
new ?(): any; //err
>new : Symbol(constructSig.new, Decl(optionalPropertiesSyntax.ts, 17, 17))
}
interface propertySig {
>propertySig : Symbol(propertySig, Decl(optionalPropertiesSyntax.ts, 19, 1))
//Property signatures can be optional
prop: any;
>prop : Symbol(propertySig.prop, Decl(optionalPropertiesSyntax.ts, 21, 23), Decl(optionalPropertiesSyntax.ts, 23, 14))
prop?: any;
>prop : Symbol(propertySig.prop, Decl(optionalPropertiesSyntax.ts, 21, 23), Decl(optionalPropertiesSyntax.ts, 23, 14))
prop2?: any;
>prop2 : Symbol(propertySig.prop2, Decl(optionalPropertiesSyntax.ts, 24, 15))
}
interface indexSig {
>indexSig : Symbol(indexSig, Decl(optionalPropertiesSyntax.ts, 26, 1))
//Index signatures can't be optional
[idx: number]: any;
>idx : Symbol(idx, Decl(optionalPropertiesSyntax.ts, 30, 5))
[idx: number]?: any; //err
>idx : Symbol(idx, Decl(optionalPropertiesSyntax.ts, 31, 5))
>any : Symbol(indexSig.any, Decl(optionalPropertiesSyntax.ts, 31, 19))
? [idx: number]: any; //err
>idx : Symbol(idx, Decl(optionalPropertiesSyntax.ts, 32, 7))
[idx?: number]: any; //err
>idx : Symbol(idx, Decl(optionalPropertiesSyntax.ts, 33, 5))
}
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