Current Dev State

static/js/ketcher2/node_modules/babel-plugin-transform-es2015-spread/lib/index.js

@@ -0,0 +1,157 @@
+"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"];