@react-native/core-cli-utils/dist/private/utils.js

React Native CLI library for Frameworks to build on

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true,
});
exports.assertDependencies = assertDependencies;
exports.isMacOS = void 0;
exports.isOnPath = isOnPath;
exports.isWindows = void 0;
exports.task = task;
exports.toPascalCase = void 0;
var _execa = _interopRequireDefault(require("execa"));
var _os = _interopRequireDefault(require("os"));
function _interopRequireDefault(e) {
  return e && e.__esModule ? e : { default: e };
}
function task(order, label, action) {
  return {
    action,
    label,
    order,
  };
}
const isWindows = (exports.isWindows = _os.default.platform() === "win32");
const isMacOS = (exports.isMacOS = _os.default.platform() === "darwin");
const toPascalCase = (label) =>
  label.length === 0 ? "" : label[0].toUpperCase() + label.slice(1);
exports.toPascalCase = toPascalCase;
function isOnPath(dep, description) {
  const cmd = isWindows ? ["where", [dep]] : ["command", ["-v", dep]];
  try {
    return {
      dep,
      description,
      found: _execa.default.sync(...cmd).exitCode === 0,
    };
  } catch {
    return {
      dep,
      description,
      found: false,
    };
  }
}
function assertDependencies(...deps) {
  for (const { found, dep, description } of deps) {
    if (!found) {
      throw new Error(`"${dep}" not found, ${description}`);
    }
  }
}