@backtrace/sourcemap-tools
Version:
Backtrace-JavaScript sourcemap tools
103 lines • 2.89 kB
JavaScript
;
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
return new (P || (P = Promise))(function (resolve, reject) {
function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.ResultErr = exports.ResultOk = exports.R = exports.UnwrapError = void 0;
exports.Ok = Ok;
exports.Err = Err;
exports.wrapOk = wrapOk;
exports.wrapErr = wrapErr;
class UnwrapError extends Error {
constructor(data) {
super('Operation has resulted in an error.');
this.data = data;
}
}
exports.UnwrapError = UnwrapError;
class R {
static map(transform) {
return (result) => __awaiter(this, void 0, void 0, function* () { return (result.isErr() ? result : wrapOk(yield transform(result.data))); });
}
static mapErr(transform) {
return (result) => __awaiter(this, void 0, void 0, function* () { return (result.isOk() ? result : wrapErr(yield transform(result.data))); });
}
static flatMap(results) {
const data = [];
for (const result of results) {
if (result.isErr()) {
return result;
}
data.push(result.data);
}
return Ok(data);
}
}
exports.R = R;
class ResultOk {
constructor(data) {
this.data = data;
}
map(transform) {
return new ResultOk(transform(this.data));
}
mapErr() {
return this;
}
isOk() {
return true;
}
isErr() {
return false;
}
unwrap() {
return this.data;
}
}
exports.ResultOk = ResultOk;
class ResultErr {
constructor(data) {
this.data = data;
}
map() {
return this;
}
mapErr(fn) {
return new ResultErr(fn(this.data));
}
isOk() {
return false;
}
isErr() {
return true;
}
unwrap() {
throw new UnwrapError(this.data);
}
}
exports.ResultErr = ResultErr;
function Ok(data) {
return new ResultOk(data);
}
function Err(data) {
return new ResultErr(data);
}
function wrapOk(data) {
if (data instanceof ResultOk || data instanceof ResultErr) {
return data;
}
return Ok(data);
}
function wrapErr(data) {
if (data instanceof ResultOk || data instanceof ResultErr) {
return data;
}
return Err(data);
}
//# sourceMappingURL=Result.js.map