40 lines
1.2 KiB
TypeScript
40 lines
1.2 KiB
TypeScript
|
import { func, object } from "./primordials.ts";
|
||
|
|
import { String } from "./string.ts";
|
||
|
|
|
||
|
|
export class Error {
|
||
|
|
public declare name: string;
|
||
|
|
public declare message: string;
|
||
|
|
|
||
|
|
public toString() {
|
||
|
|
let res = this.name || "Error";
|
||
|
|
const msg = this.message;
|
||
|
|
|
||
|
|
if (msg) res += ": " + msg;
|
||
|
|
return res;
|
||
|
|
}
|
||
|
|
|
||
|
|
public constructor (msg = "") {
|
||
|
|
if (func.invokeType(arguments, this) === "call") return new Error(msg);
|
||
|
|
this.message = String(msg);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
object.defineField(Error.prototype, "name", true, false, true, "Error");
|
||
|
|
object.defineField(Error.prototype, "message", true, false, true, "");
|
||
|
|
func.setCallable(Error, true);
|
||
|
|
func.setConstructable(Error, true);
|
||
|
|
|
||
|
|
export class SyntaxError extends Error { }
|
||
|
|
object.defineField(SyntaxError.prototype, "name", true, false, true, "SyntaxError");
|
||
|
|
func.setCallable(SyntaxError, true);
|
||
|
|
func.setConstructable(SyntaxError, true);
|
||
|
|
|
||
|
|
export class TypeError extends Error { }
|
||
|
|
object.defineField(TypeError.prototype, "name", true, false, true, "TypeError");
|
||
|
|
func.setCallable(TypeError, true);
|
||
|
|
func.setConstructable(TypeError, true);
|
||
|
|
|
||
|
|
export class RangeError extends Error { }
|
||
|
|
object.defineField(RangeError.prototype, "name", true, false, true, "RangeError");
|
||
|
|
func.setCallable(RangeError, true);
|
||
|
|
func.setConstructable(RangeError, true);
|