datakit
Version:
Simple JavaScript toolkit for data transform across JSON, CSV and YAML.
186 lines • 8.04 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());
});
};
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 (g && (g = 0, op[0] && (_ = 0)), _) 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;
}
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 };
}
};
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.run = void 0;
var args_1 = require("../cli/lib/args");
require("../cli/lib/load-globals");
var chalk_1 = __importDefault(require("chalk"));
//
// Indents the input string by the requested amount.
//
function indent(input, indent) {
return input.split("\n").map(function (line) { return indent + line; }).join("\n");
}
//
// Displays formatted documentation.
//
function displayDocumentation(doco) {
var inputCount = "one of";
if (doco.inputCount !== undefined && doco.inputCount > 1) {
inputCount = "".concat(doco.inputCount, " of");
}
console.log();
console.log(chalk_1.default.cyanBright(doco.name));
console.log();
console.log(doco.desc);
console.log();
console.log("Syntax:");
console.log();
console.log(indent(doco.syntax, "\t"));
console.log();
console.log("Inputs (".concat(inputCount, "):"));
console.log();
console.log(indent(doco.inputs.map(function (input) { return "- " + input; }).join("\n"), "\t"));
console.log();
console.log("Outputs (one of):");
console.log();
console.log(indent(doco.outputs.map(function (input) { return "- " + input; }).join("\n"), "\t"));
console.log();
console.log("Arguments:");
console.log();
console.log(indent(doco.args.map(function (input) { return "- ".concat(chalk_1.default.cyan(input.name), ": ").concat(input.desc); }).join("\n"), "\t"));
console.log();
if (doco.options) {
console.log("Options:");
console.log();
for (var _i = 0, _a = doco.options; _i < _a.length; _i++) {
var option = _a[_i];
var names = option.names.map(function (name) { return "--" + name; }).join(", ");
var opt = chalk_1.default.cyan("".concat(names, "=").concat(option.placeholder));
console.log(indent("".concat(opt, ": ").concat(option.desc, ". ").concat(chalk_1.default.cyan("Example"), ": --").concat(option.names[0], "=").concat(option.example), "\t"));
console.log();
}
}
if (doco.notes) {
console.log("Notes:");
console.log();
console.log(indent(doco.notes.map(function (note) { return "- ".concat(note); }).join("\n"), "\t"));
console.log();
}
if (doco.seeAlso) {
console.log("See also:");
console.log();
console.log(indent(doco.seeAlso.map(function (seeAlso) { return "- ".concat(chalk_1.default.cyan(seeAlso.cmd), ": ").concat(seeAlso.desc); }).join("\n"), "\t"));
console.log();
}
console.log("Examples:");
console.log();
for (var _b = 0, _c = doco.examples; _b < _c.length; _b++) {
var example = _c[_b];
console.log(indent(example.name + ":", "\t"));
if (example.desc) {
console.log();
console.log(indent(example.desc, "\t\t"));
}
console.log();
console.log(indent(chalk_1.default.green(example.cmd), "\t\t"));
console.log();
}
console.log();
console.log("See this help online: ".concat(chalk_1.default.cyan.underline("https://github.com/data-forge-notebook/datakit/blob/master/docs/cli.md#".concat(doco.name))));
}
//
// Parses args before invoking a command then handling errors.
//
function run(invoke, doco) {
return __awaiter(this, void 0, void 0, function () {
var argv, flags, err_1;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
argv = process.argv.slice(2);
if (detectHelpArg(argv)) {
displayDocumentation(doco);
process.exit(2);
}
flags = {};
if (doco.options) {
flags = Object.assign(flags, (0, args_1.pullOptions)(doco.options, argv));
}
_a.label = 1;
case 1:
_a.trys.push([1, 3, , 4]);
return [4 /*yield*/, invoke(argv, flags)];
case 2:
_a.sent();
return [3 /*break*/, 4];
case 3:
err_1 = _a.sent();
if (err_1.message) {
console.error("".concat(chalk_1.default.red("Error"), ": ").concat(err_1.message));
}
else {
console.error(chalk_1.default.red("Failed with error:"));
console.error(err_1);
}
process.exit(1);
return [3 /*break*/, 4];
case 4: return [2 /*return*/];
}
});
});
}
exports.run = run;
//
// Detects if the help argument is anywhere in the array of arguments.
//
function detectHelpArg(argv) {
for (var _i = 0, argv_1 = argv; _i < argv_1.length; _i++) {
var arg = argv_1[_i];
if (checkHelpArg(arg)) {
return true;
}
}
return false;
}
//
// Checks if the specified argument is the help argument.
//
function checkHelpArg(arg) {
return arg === "-h" ||
arg === "--h" ||
arg === "-?" ||
arg === "--?" ||
arg === "-help" ||
arg === "--help" ||
arg === "help";
}
//# sourceMappingURL=command.js.map