gemstone-tool/bin/gemstone-tool-cli.js

#!/usr/bin/env node

/*
**  GemstoneJS -- Gemstone JavaScript Technology Stack
**  Copyright (c) 2016-2019 Gemstone Project <http://gemstonejs.com>
**  Licensed under Apache License 2.0 <https://spdx.org/licenses/Apache-2.0>
*/
"use strict";

var _interopRequireDefault = require("@babel/runtime-corejs2/helpers/interopRequireDefault");

var _parseFloat2 = _interopRequireDefault(require("@babel/runtime-corejs2/core-js/parse-float"));

var _parseInt2 = _interopRequireDefault(require("@babel/runtime-corejs2/core-js/parse-int"));

var _chalk = _interopRequireDefault(require("chalk"));

var _dashdash = _interopRequireDefault(require("dashdash"));

var _gemstoneToolApi = _interopRequireDefault(require("../lib/gemstone-tool-api"));

var _package = _interopRequireDefault(require("../package.json"));

/*
 *  STEP 1: Parse global options
 */
const options = [{
  names: ["help", "h"],
  type: "bool",
  "default": false,
  help: "Print tool usage and exit."
}, {
  names: ["version"],
  type: "bool",
  "default": false,
  help: "Print tool version and exit."
}, {
  names: ["verbose", "v"],
  env: "GEMTOOL_VERBOSE",
  type: "bool",
  "default": false,
  help: "Enable verbosity in outputs."
}, {
  names: ["color", "c"],
  env: "GEMTOOL_COLOR",
  type: "bool",
  "default": _chalk.default.supportsColor,
  help: "Enable colors in outputs."
}, {
  names: ["plugins", "p"],
  type: "string",
  "default": "",
  help: "Plugins to load.",
  helpArg: "NAME[,...]"
}];

const parser = _dashdash.default.createParser({
  options: options,
  interspersed: false
});

let opts;

try {
  opts = parser.parse(process.argv);
} catch (ex) {
  process.stderr.write(`gemstone: ERROR: ${ex.message}\n`);
  process.exit(1);
}
/*
 *  STEP 2: Execute global options
 */


if (opts.help) {
  const help = parser.help().trimRight();
  process.stdout.write("gemstone: USAGE: gemstone [options] command [arguments]\n" + "options:\n" + help + "\n");
  process.exit(0);
} else if (opts.version) {
  process.stdout.write(`${_package.default.name} ${_package.default.version}\n`);
  process.exit(0);
}
/*
 *  STEP 3: Load API and the requested plugins
 */


const gemstone = new _gemstoneToolApi.default({
  verbose: opts.verbose,
  color: opts.color
});

if (opts.plugins !== "") {
  const plugins = opts.plugins.split(/,/);
  gemstone.use(plugins);
}
/*
 *  STEP 4: Parse command-line arguments
 */


let args = opts._args;
if (args.length === 0) args = ["help"];
const pluginName = args.shift();
const pluginOpts = {};
const pluginArgs = [];

const convertValue = val => {
  if (val.match(/^(?:true|false)$/)) val = val === "true";else if (val.match(/^[+-]?[0-9]+$/)) val = (0, _parseInt2.default)(val, 10);else if (val.match(/^[+-]?[0-9]*\.?[0-9]+(?:[eE][+-]?[0-9]+)?$/)) val = (0, _parseFloat2.default)(val);
  return val;
};

while (args.length > 0) {
  const arg = args.shift();
  let m;

  if ((m = arg.match(/^([a-zA-Z_][a-zA-Z0-9_-]*)=(.*)$/)) !== null) {
    let [, key, val] = m;

    if (val.match(/[^\\],/)) {
      val = val.replace(/\\,/g, "\uE000").split(/,/).map(val => convertValue(val.replace(/\uE000/g, ",")));
    } else val = convertValue(val.replace(/\\,/g, ","));

    pluginOpts[key] = val;
  } else pluginArgs.push(convertValue(arg));
}
/*
 *  STEP 5: Pass-through execution to Gemstone API
 */


gemstone.exec(pluginName, pluginOpts, ...pluginArgs).then(output => {
  process.stdout.write(output);
  process.exit(0);
}).catch(err => {
  process.stderr.write(`gemstone: ERROR: ${err.stack}\n`);
  process.exit(1);
});