diff options
Diffstat (limited to 'node_modules/babel-plugin-transform-es2015-spread/lib')
| -rw-r--r-- | node_modules/babel-plugin-transform-es2015-spread/lib/index.js | 157 |
1 files changed, 0 insertions, 157 deletions
diff --git a/node_modules/babel-plugin-transform-es2015-spread/lib/index.js b/node_modules/babel-plugin-transform-es2015-spread/lib/index.js deleted file mode 100644 index 6649677..0000000 --- a/node_modules/babel-plugin-transform-es2015-spread/lib/index.js +++ /dev/null @@ -1,157 +0,0 @@ -"use strict"; - -exports.__esModule = true; - -var _getIterator2 = require("babel-runtime/core-js/get-iterator"); - -var _getIterator3 = _interopRequireDefault(_getIterator2); - -exports.default = function (_ref) { - var t = _ref.types; - - function getSpreadLiteral(spread, scope, state) { - if (state.opts.loose && !t.isIdentifier(spread.argument, { name: "arguments" })) { - return spread.argument; - } else { - return scope.toArray(spread.argument, true); - } - } - - function hasSpread(nodes) { - for (var i = 0; i < nodes.length; i++) { - if (t.isSpreadElement(nodes[i])) { - return true; - } - } - return false; - } - - function build(props, scope, state) { - var nodes = []; - - var _props = []; - - function push() { - if (!_props.length) return; - nodes.push(t.arrayExpression(_props)); - _props = []; - } - - for (var _iterator = props, _isArray = Array.isArray(_iterator), _i = 0, _iterator = _isArray ? _iterator : (0, _getIterator3.default)(_iterator);;) { - var _ref2; - - if (_isArray) { - if (_i >= _iterator.length) break; - _ref2 = _iterator[_i++]; - } else { - _i = _iterator.next(); - if (_i.done) break; - _ref2 = _i.value; - } - - var prop = _ref2; - - if (t.isSpreadElement(prop)) { - push(); - nodes.push(getSpreadLiteral(prop, scope, state)); - } else { - _props.push(prop); - } - } - - push(); - - return nodes; - } - - return { - visitor: { - ArrayExpression: function ArrayExpression(path, state) { - var node = path.node, - scope = path.scope; - - var elements = node.elements; - if (!hasSpread(elements)) return; - - var nodes = build(elements, scope, state); - var first = nodes.shift(); - - if (!t.isArrayExpression(first)) { - nodes.unshift(first); - first = t.arrayExpression([]); - } - - path.replaceWith(t.callExpression(t.memberExpression(first, t.identifier("concat")), nodes)); - }, - CallExpression: function CallExpression(path, state) { - var node = path.node, - scope = path.scope; - - - var args = node.arguments; - if (!hasSpread(args)) return; - - var calleePath = path.get("callee"); - if (calleePath.isSuper()) return; - - var contextLiteral = t.identifier("undefined"); - - node.arguments = []; - - var nodes = void 0; - if (args.length === 1 && args[0].argument.name === "arguments") { - nodes = [args[0].argument]; - } else { - nodes = build(args, scope, state); - } - - var first = nodes.shift(); - if (nodes.length) { - node.arguments.push(t.callExpression(t.memberExpression(first, t.identifier("concat")), nodes)); - } else { - node.arguments.push(first); - } - - var callee = node.callee; - - if (calleePath.isMemberExpression()) { - var temp = scope.maybeGenerateMemoised(callee.object); - if (temp) { - callee.object = t.assignmentExpression("=", temp, callee.object); - contextLiteral = temp; - } else { - contextLiteral = callee.object; - } - t.appendToMemberExpression(callee, t.identifier("apply")); - } else { - node.callee = t.memberExpression(node.callee, t.identifier("apply")); - } - - if (t.isSuper(contextLiteral)) { - contextLiteral = t.thisExpression(); - } - - node.arguments.unshift(contextLiteral); - }, - NewExpression: function NewExpression(path, state) { - var node = path.node, - scope = path.scope; - - var args = node.arguments; - if (!hasSpread(args)) return; - - var nodes = build(args, scope, state); - - var context = t.arrayExpression([t.nullLiteral()]); - - args = t.callExpression(t.memberExpression(context, t.identifier("concat")), nodes); - - path.replaceWith(t.newExpression(t.callExpression(t.memberExpression(t.memberExpression(t.memberExpression(t.identifier("Function"), t.identifier("prototype")), t.identifier("bind")), t.identifier("apply")), [node.callee, args]), [])); - } - } - }; -}; - -function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } - -module.exports = exports["default"];
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