babel-plugin-yui3/build/index.js

Babel plugin for YUI3

'use strict';

Object.defineProperty(exports, "__esModule", {
	value: true
});

exports.default = function () {
	var isAddYui = false;
	var requires = [];
	var classNames = [];
	var classDeclarations = [];
	var exportDeclarations = [];
	var moduleName = void 0;

	return {
		visitor: {
			Class: function Class(path, state) {
				var yuiClass = new _YUIClass2.default(path, state.file);

				classNames.push(yuiClass.getName());

				var classBody = yuiClass.build();

				var classDeclaration = t.variableDeclaration('var', [t.variableDeclarator(t.identifier(yuiClass.getName()), classBody)]);

				if (yuiClass.hasModuleName()) {
					moduleName = yuiClass.getModuleName();
				}

				path.replaceWith(classDeclaration);

				classDeclarations.push(classDeclaration);
			},
			ImportDeclaration: function ImportDeclaration(path) {
				if (isYuiImport(path.node)) {
					isAddYui = true;
				}
			},


			Program: {
				exit: function exit(path) {
					if (!isAddYui) {
						return;
					}

					var body = [];
					var namedImports = [];

					var _iteratorNormalCompletion = true;
					var _didIteratorError = false;
					var _iteratorError = undefined;

					try {
						for (var _iterator = path.get('body')[Symbol.iterator](), _step; !(_iteratorNormalCompletion = (_step = _iterator.next()).done); _iteratorNormalCompletion = true) {
							var _path = _step.value;
							var node = _path.node;


							if (_path.isImportDeclaration() && isYuiImport(node)) {
								if (_path.node.specifiers.length) {
									_path.node.specifiers.forEach(function (specifier) {
										namedImports.push(specifier.imported.name);
									});
								}

								requires.push(t.stringLiteral(getYuiImport(node)));
								_path.remove();
							} else if (_path.isExportDefaultDeclaration()) {
								var className = _path.node.declaration.name;

								exportDeclarations.push(exportClassName(className));
								_path.remove();
							} else if (_path.isExportNamedDeclaration()) {
								exportDeclarations.push.apply(exportDeclarations, _toConsumableArray(_path.node.specifiers.map(function (specifier) {
									var className = specifier.local.name;
									return exportClassName(className);
								})));
								_path.remove();
							} else {
								if (!_path.isImportDeclaration()) {
									body.push(_path.node);
									_path.remove();
								}
							}
						}
					} catch (err) {
						_didIteratorError = true;
						_iteratorError = err;
					} finally {
						try {
							if (!_iteratorNormalCompletion && _iterator.return) {
								_iterator.return();
							}
						} finally {
							if (_didIteratorError) {
								throw _iteratorError;
							}
						}
					}

					path.pushContainer('body', (0, _templates.addPost)(moduleName || this.file.opts.basename, namedImports.map(function (namedImport) {
						return t.variableDeclaration('var', [t.variableDeclarator(t.identifier(namedImport), t.memberExpression(t.identifier('Y'), t.identifier(namedImport)))]);
					}), body, exportDeclarations, requires));

					isAddYui = false;
				}
			}
		}
	};
};

var _babelTypes = require('babel-types');

var t = _interopRequireWildcard(_babelTypes);

var _YUIClass = require('./YUIClass');

var _YUIClass2 = _interopRequireDefault(_YUIClass);

var _templates = require('./templates');

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } else { var newObj = {}; if (obj != null) { for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) newObj[key] = obj[key]; } } newObj.default = obj; return newObj; } }

function _toConsumableArray(arr) { if (Array.isArray(arr)) { for (var i = 0, arr2 = Array(arr.length); i < arr.length; i++) { arr2[i] = arr[i]; } return arr2; } else { return Array.from(arr); } }

function exportClassName(className) {
	return t.assignmentExpression('=', t.memberExpression(t.identifier('Y'), t.identifier(className)), t.identifier(className));
}

var isYuiImport = function isYuiImport(node) {
	return node.source.value.startsWith('@yui');
};

var getYuiImport = function getYuiImport(node) {
	return node.source.value.replace('@yui/', '');
};