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Fix crash (#29333)

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Wesley Wigham 2019-01-09 14:23:57 -08:00 committed by GitHub
parent 387be1fffa
commit d0aff9bdcd
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GPG Key ID: 4AEE18F83AFDEB23
5 changed files with 71 additions and 0 deletions
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1
src/compiler/transformers/ts.ts
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@ -1898,6 +1898,7 @@ namespace ts {
case SyntaxKind.StringLiteral:
return createIdentifier("String");
case SyntaxKind.PrefixUnaryExpression:
case SyntaxKind.NumericLiteral:
return createIdentifier("Number");

28
tests/baselines/reference/decoratorWithNegativeLiteralTypeNoCrash.js Normal file
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@ -0,0 +1,28 @@
//// [decoratorWithNegativeLiteralTypeNoCrash.ts]
class A {
@decorator
public field1: -1 = -1;
}
function decorator(target: any, field: any) {}
//// [decoratorWithNegativeLiteralTypeNoCrash.js]
var __decorate = (this && this.__decorate) || function (decorators, target, key, desc) {
var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;
if (typeof Reflect === "object" && typeof Reflect.decorate === "function") r = Reflect.decorate(decorators, target, key, desc);
else for (var i = decorators.length - 1; i >= 0; i--) if (d = decorators[i]) r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r;
return c > 3 && r && Object.defineProperty(target, key, r), r;
};
var __metadata = (this && this.__metadata) || function (k, v) {
if (typeof Reflect === "object" && typeof Reflect.metadata === "function") return Reflect.metadata(k, v);
};
var A = /** @class */ (function () {
function A() {
this.field1 = -1;
}
__decorate([
decorator,
__metadata("design:type", Number)
], A.prototype, "field1", void 0);
return A;
}());
function decorator(target, field) { }

15
tests/baselines/reference/decoratorWithNegativeLiteralTypeNoCrash.symbols Normal file
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@ -0,0 +1,15 @@
=== tests/cases/compiler/decoratorWithNegativeLiteralTypeNoCrash.ts ===
class A {
>A : Symbol(A, Decl(decoratorWithNegativeLiteralTypeNoCrash.ts, 0, 0))
@decorator
>decorator : Symbol(decorator, Decl(decoratorWithNegativeLiteralTypeNoCrash.ts, 3, 1))
public field1: -1 = -1;
>field1 : Symbol(A.field1, Decl(decoratorWithNegativeLiteralTypeNoCrash.ts, 0, 9))
}
function decorator(target: any, field: any) {}
>decorator : Symbol(decorator, Decl(decoratorWithNegativeLiteralTypeNoCrash.ts, 3, 1))
>target : Symbol(target, Decl(decoratorWithNegativeLiteralTypeNoCrash.ts, 4, 19))
>field : Symbol(field, Decl(decoratorWithNegativeLiteralTypeNoCrash.ts, 4, 31))

19
tests/baselines/reference/decoratorWithNegativeLiteralTypeNoCrash.types Normal file
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@ -0,0 +1,19 @@
=== tests/cases/compiler/decoratorWithNegativeLiteralTypeNoCrash.ts ===
class A {
>A : A
@decorator
>decorator : (target: any, field: any) => void
public field1: -1 = -1;
>field1 : -1
>-1 : -1
>1 : 1
>-1 : -1
>1 : 1
}
function decorator(target: any, field: any) {}
>decorator : (target: any, field: any) => void
>target : any
>field : any

8
tests/cases/compiler/decoratorWithNegativeLiteralTypeNoCrash.ts Normal file
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@ -0,0 +1,8 @@
// @target: es5
// @experimentalDecorators: true
// @emitDecoratorMetadata: true
class A {
@decorator
public field1: -1 = -1;
}
function decorator(target: any, field: any) {}