tranz
Version:
The framework for transform anything
147 lines • 7.82 kB
JavaScript
;
var __assign = (this && this.__assign) || function () {
__assign = Object.assign || function(t) {
for (var s, i = 1, n = arguments.length; i < n; i++) {
s = arguments[i];
for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p))
t[p] = s[p];
}
return t;
};
return __assign.apply(this, arguments);
};
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
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) : new P(function (resolve) { resolve(result.value); }).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
var __generator = (this && this.__generator) || function (thisArg, body) {
var _ = { label: 0, sent: function() { if (t[0] & 1) throw t[1]; return t[1]; }, trys: [], ops: [] }, f, y, t, g;
return g = { next: verb(0), "throw": verb(1), "return": verb(2) }, typeof Symbol === "function" && (g[Symbol.iterator] = function() { return this; }), g;
function verb(n) { return function (v) { return step([n, v]); }; }
function step(op) {
if (f) throw new TypeError("Generator is already executing.");
while (_) try {
if (f = 1, y && (t = op[0] & 2 ? y["return"] : op[0] ? y["throw"] || ((t = y["return"]) && t.call(y), 0) : y.next) && !(t = t.call(y, op[1])).done) return t;
if (y = 0, t) op = [op[0] & 2, t.value];
switch (op[0]) {
case 0: case 1: t = op; break;
case 4: _.label++; return { value: op[1], done: false };
case 5: _.label++; y = op[1]; op = [0]; continue;
case 7: op = _.ops.pop(); _.trys.pop(); continue;
default:
if (!(t = _.trys, t = t.length > 0 && t[t.length - 1]) && (op[0] === 6 || op[0] === 2)) { _ = 0; continue; }
if (op[0] === 3 && (!t || (op[1] > t[0] && op[1] < t[3]))) { _.label = op[1]; break; }
if (op[0] === 6 && _.label < t[1]) { _.label = t[1]; t = op; break; }
if (t && _.label < t[2]) { _.label = t[2]; _.ops.push(op); break; }
if (t[2]) _.ops.pop();
_.trys.pop(); continue;
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op = body.call(thisArg, _);
} catch (e) { op = [6, e]; y = 0; } finally { f = t = 0; }
if (op[0] & 5) throw op[1]; return { value: op[0] ? op[1] : void 0, done: true };
}
};
Object.defineProperty(exports, "__esModule", { value: true });
/**
* The framework for transform anything
* @author imcuttle
*/
var reduce = require("p-reduce");
var pify = require("pify");
var farm = require("@moyuyc/worker-farm");
var isEmp = require("lodash.isempty");
var VError = require("verror");
var cosconfig = require("cosmiconfig");
var isPlainObj = require("is-plain-obj");
var json_buffer_1 = require("json-buffer");
var path_1 = require("path");
var runProcessor_1 = require("./runProcessor");
var fillWhenUndefined_1 = require("./fillWhenUndefined");
exports.explorer = cosconfig(require('../package.json').name);
function tranz(input, processors, opts) {
if (processors === void 0) { processors = []; }
if (opts === void 0) { opts = {}; }
return __awaiter(this, void 0, void 0, function () {
var processorCwd, _a, config, filepath, isEmpty, tConfig, matchedRcConfig, tmp, run, runner, output, e_1;
return __generator(this, function (_b) {
switch (_b.label) {
case 0:
opts = __assign({ userc: true, cwd: process.cwd() }, opts);
processorCwd = opts.cwd;
if (!opts.userc) return [3 /*break*/, 2];
return [4 /*yield*/, exports.explorer.search(processorCwd)];
case 1:
_a = (_b.sent()) || {}, config = _a.config, filepath = _a.filepath, isEmpty = _a.isEmpty;
if (!isEmpty && config) {
tConfig = __assign({}, config);
matchedRcConfig = tConfig;
if (typeof opts.name === 'string' && tConfig.hasOwnProperty(opts.name) && isPlainObj(tConfig[opts.name])) {
tmp = tConfig[opts.name];
delete tConfig[opts.name];
matchedRcConfig = __assign({}, tConfig, tmp);
}
if (isEmp(processors)) {
processorCwd = path_1.dirname(filepath);
processors = matchedRcConfig.processors || [];
}
delete matchedRcConfig.processors;
delete matchedRcConfig.userc;
delete matchedRcConfig.name;
delete matchedRcConfig.cwd;
opts = __assign({}, matchedRcConfig, opts);
}
_b.label = 2;
case 2:
fillWhenUndefined_1.default(opts, { parallel: false });
run = function (input, processor) {
return runProcessor_1.default(input, processor, __assign({}, opts, { cwd: processorCwd }));
};
_b.label = 3;
case 3:
_b.trys.push([3, 5, 6, 7]);
/* istanbul ignore if */
if (opts.parallel) {
runner = farm(require.resolve('./child'));
run = function (input, processor) {
if (typeof processor === 'function' ||
(Array.isArray(processor) && processor.some(function (x) { return typeof x === 'function'; }))) {
throw new VError({
name: 'TranzError'
}, 'Expected `processor` to be of type `string | [string, any]`, got `Function` or `Function[]` when parallel is enabled');
}
return pify(runner)(json_buffer_1.stringify([input, processor, processorCwd, opts])).then(function (string) { return json_buffer_1.parse(string); });
};
}
return [4 /*yield*/, reduce(processors, function (input, processor) {
return __awaiter(this, void 0, void 0, function () {
return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4 /*yield*/, run(input, processor)];
case 1: return [2 /*return*/, _a.sent()];
}
});
});
}, input)];
case 4:
output = _b.sent();
return [3 /*break*/, 7];
case 5:
e_1 = _b.sent();
throw e_1;
case 6:
/* istanbul ignore if */
if (opts.parallel && runner) {
farm.end(runner);
}
return [7 /*endfinally*/];
case 7: return [2 /*return*/, output];
}
});
});
}
exports.default = tranz;
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