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130
static/js/ketcher2/node_modules/babel-plugin-transform-es2015-computed-properties/README.md
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130
static/js/ketcher2/node_modules/babel-plugin-transform-es2015-computed-properties/README.md
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# babel-plugin-transform-es2015-computed-properties
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> Compile ES2015 computed properties to ES5
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## Example
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**In**
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```js
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var obj = {
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["x" + foo]: "heh",
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["y" + bar]: "noo",
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foo: "foo",
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bar: "bar"
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};
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```
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**Out**
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```js
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var _obj;
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function _defineProperty(obj, key, value) {
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if (key in obj) {
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Object.defineProperty(obj, key, {
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value: value,
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enumerable: true,
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configurable: true,
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writable: true
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});
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} else {
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obj[key] = value;
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}
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return obj;
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}
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var obj = (
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_obj = {},
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_defineProperty(_obj, "x" + foo, "heh"),
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_defineProperty(_obj, "y" + bar, "noo"),
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_defineProperty(_obj, "foo", "foo"),
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_defineProperty(_obj, "bar", "bar"),
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_obj
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);
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```
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## Installation
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```sh
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npm install --save-dev babel-plugin-transform-es2015-computed-properties
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```
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## Usage
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### Via `.babelrc` (Recommended)
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**.babelrc**
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Without options:
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```json
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{
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"plugins": ["transform-es2015-computed-properties"]
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}
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```
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With options:
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```json
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{
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"plugins": [
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["transform-es2015-computed-properties", {
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"loose": true
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}]
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]
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}
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```
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### Via CLI
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```sh
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babel --plugins transform-es2015-computed-properties script.js
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```
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### Via Node API
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```javascript
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require("babel-core").transform("code", {
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plugins: ["transform-es2015-computed-properties"]
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});
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```
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## Options
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### `loose`
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`boolean`, defaults to `false`
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Just like method assignment in classes, in loose mode, computed property names
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use simple assignments instead of being defined. This is unlikely to be an issue
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in production code.
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#### Example
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***In***
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```js
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var obj = {
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["x" + foo]: "heh",
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["y" + bar]: "noo",
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foo: "foo",
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bar: "bar"
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};
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```
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***Out***
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```js
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var _obj;
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var obj = (
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_obj = {},
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_obj["x" + foo] = "heh",
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_obj["y" + bar] = "noo",
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_obj.foo = "foo",
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_obj.bar = "bar",
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_obj
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);
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```
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219
static/js/ketcher2/node_modules/babel-plugin-transform-es2015-computed-properties/lib/index.js
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219
static/js/ketcher2/node_modules/babel-plugin-transform-es2015-computed-properties/lib/index.js
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"use strict";
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exports.__esModule = true;
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var _getIterator2 = require("babel-runtime/core-js/get-iterator");
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var _getIterator3 = _interopRequireDefault(_getIterator2);
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exports.default = function (_ref) {
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var t = _ref.types,
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template = _ref.template;
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var buildMutatorMapAssign = template("\n MUTATOR_MAP_REF[KEY] = MUTATOR_MAP_REF[KEY] || {};\n MUTATOR_MAP_REF[KEY].KIND = VALUE;\n ");
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function getValue(prop) {
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if (t.isObjectProperty(prop)) {
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return prop.value;
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} else if (t.isObjectMethod(prop)) {
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return t.functionExpression(null, prop.params, prop.body, prop.generator, prop.async);
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}
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}
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function pushAssign(objId, prop, body) {
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if (prop.kind === "get" && prop.kind === "set") {
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pushMutatorDefine(objId, prop, body);
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} else {
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body.push(t.expressionStatement(t.assignmentExpression("=", t.memberExpression(objId, prop.key, prop.computed || t.isLiteral(prop.key)), getValue(prop))));
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}
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}
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function pushMutatorDefine(_ref2, prop) {
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var objId = _ref2.objId,
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body = _ref2.body,
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getMutatorId = _ref2.getMutatorId,
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scope = _ref2.scope;
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var key = !prop.computed && t.isIdentifier(prop.key) ? t.stringLiteral(prop.key.name) : prop.key;
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var maybeMemoise = scope.maybeGenerateMemoised(key);
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if (maybeMemoise) {
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body.push(t.expressionStatement(t.assignmentExpression("=", maybeMemoise, key)));
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key = maybeMemoise;
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}
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body.push.apply(body, buildMutatorMapAssign({
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MUTATOR_MAP_REF: getMutatorId(),
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KEY: key,
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VALUE: getValue(prop),
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KIND: t.identifier(prop.kind)
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}));
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}
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function loose(info) {
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for (var _iterator = info.computedProps, _isArray = Array.isArray(_iterator), _i = 0, _iterator = _isArray ? _iterator : (0, _getIterator3.default)(_iterator);;) {
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var _ref3;
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if (_isArray) {
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if (_i >= _iterator.length) break;
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_ref3 = _iterator[_i++];
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} else {
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_i = _iterator.next();
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if (_i.done) break;
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_ref3 = _i.value;
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}
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var prop = _ref3;
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if (prop.kind === "get" || prop.kind === "set") {
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pushMutatorDefine(info, prop);
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} else {
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pushAssign(info.objId, prop, info.body);
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}
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}
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}
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function spec(info) {
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var objId = info.objId,
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body = info.body,
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computedProps = info.computedProps,
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state = info.state;
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for (var _iterator2 = computedProps, _isArray2 = Array.isArray(_iterator2), _i2 = 0, _iterator2 = _isArray2 ? _iterator2 : (0, _getIterator3.default)(_iterator2);;) {
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var _ref4;
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if (_isArray2) {
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if (_i2 >= _iterator2.length) break;
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_ref4 = _iterator2[_i2++];
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} else {
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_i2 = _iterator2.next();
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if (_i2.done) break;
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_ref4 = _i2.value;
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}
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var prop = _ref4;
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var key = t.toComputedKey(prop);
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if (prop.kind === "get" || prop.kind === "set") {
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pushMutatorDefine(info, prop);
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} else if (t.isStringLiteral(key, { value: "__proto__" })) {
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pushAssign(objId, prop, body);
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} else {
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if (computedProps.length === 1) {
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return t.callExpression(state.addHelper("defineProperty"), [info.initPropExpression, key, getValue(prop)]);
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} else {
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body.push(t.expressionStatement(t.callExpression(state.addHelper("defineProperty"), [objId, key, getValue(prop)])));
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}
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}
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}
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}
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return {
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visitor: {
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ObjectExpression: {
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exit: function exit(path, state) {
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var node = path.node,
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parent = path.parent,
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scope = path.scope;
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var hasComputed = false;
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for (var _iterator3 = node.properties, _isArray3 = Array.isArray(_iterator3), _i3 = 0, _iterator3 = _isArray3 ? _iterator3 : (0, _getIterator3.default)(_iterator3);;) {
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var _ref5;
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if (_isArray3) {
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if (_i3 >= _iterator3.length) break;
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_ref5 = _iterator3[_i3++];
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} else {
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_i3 = _iterator3.next();
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if (_i3.done) break;
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_ref5 = _i3.value;
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}
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var prop = _ref5;
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hasComputed = prop.computed === true;
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if (hasComputed) break;
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}
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if (!hasComputed) return;
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var initProps = [];
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var computedProps = [];
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var foundComputed = false;
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for (var _iterator4 = node.properties, _isArray4 = Array.isArray(_iterator4), _i4 = 0, _iterator4 = _isArray4 ? _iterator4 : (0, _getIterator3.default)(_iterator4);;) {
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var _ref6;
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if (_isArray4) {
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if (_i4 >= _iterator4.length) break;
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_ref6 = _iterator4[_i4++];
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} else {
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_i4 = _iterator4.next();
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if (_i4.done) break;
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_ref6 = _i4.value;
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}
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var _prop = _ref6;
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if (_prop.computed) {
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foundComputed = true;
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}
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if (foundComputed) {
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computedProps.push(_prop);
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} else {
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initProps.push(_prop);
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}
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}
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var objId = scope.generateUidIdentifierBasedOnNode(parent);
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var initPropExpression = t.objectExpression(initProps);
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var body = [];
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body.push(t.variableDeclaration("var", [t.variableDeclarator(objId, initPropExpression)]));
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var callback = spec;
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if (state.opts.loose) callback = loose;
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var mutatorRef = void 0;
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var getMutatorId = function getMutatorId() {
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if (!mutatorRef) {
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mutatorRef = scope.generateUidIdentifier("mutatorMap");
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body.push(t.variableDeclaration("var", [t.variableDeclarator(mutatorRef, t.objectExpression([]))]));
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}
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return mutatorRef;
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};
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var single = callback({
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scope: scope,
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objId: objId,
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body: body,
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computedProps: computedProps,
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initPropExpression: initPropExpression,
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getMutatorId: getMutatorId,
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state: state
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});
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if (mutatorRef) {
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body.push(t.expressionStatement(t.callExpression(state.addHelper("defineEnumerableProperties"), [objId, mutatorRef])));
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}
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if (single) {
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path.replaceWith(single);
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} else {
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body.push(t.expressionStatement(objId));
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path.replaceWithMultiple(body);
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}
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}
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}
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}
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};
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};
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function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
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module.exports = exports["default"];
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46
static/js/ketcher2/node_modules/babel-plugin-transform-es2015-computed-properties/package.json
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46
static/js/ketcher2/node_modules/babel-plugin-transform-es2015-computed-properties/package.json
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{
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"_from": "babel-plugin-transform-es2015-computed-properties@^6.22.0",
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"_id": "babel-plugin-transform-es2015-computed-properties@6.24.1",
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"_inBundle": false,
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"_integrity": "sha1-b+Ko0WiV1WNPTNmZttNICjCBWbM=",
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"_location": "/babel-plugin-transform-es2015-computed-properties",
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"_phantomChildren": {},
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"_requested": {
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"type": "range",
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"registry": true,
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"raw": "babel-plugin-transform-es2015-computed-properties@^6.22.0",
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"name": "babel-plugin-transform-es2015-computed-properties",
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"escapedName": "babel-plugin-transform-es2015-computed-properties",
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"rawSpec": "^6.22.0",
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"saveSpec": null,
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"fetchSpec": "^6.22.0"
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},
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"_requiredBy": [
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"/babel-preset-env"
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],
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"_resolved": "https://registry.npmjs.org/babel-plugin-transform-es2015-computed-properties/-/babel-plugin-transform-es2015-computed-properties-6.24.1.tgz",
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"_shasum": "6fe2a8d16895d5634f4cd999b6d3480a308159b3",
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"_spec": "babel-plugin-transform-es2015-computed-properties@^6.22.0",
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"_where": "/home/manfred/enviPath/ketcher2/ketcher/node_modules/babel-preset-env",
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"bundleDependencies": false,
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"dependencies": {
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"babel-runtime": "^6.22.0",
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"babel-template": "^6.24.1"
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},
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"deprecated": false,
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"description": "Compile ES2015 computed properties to ES5",
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"devDependencies": {
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"babel-helper-plugin-test-runner": "^6.24.1"
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},
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"keywords": [
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"babel-plugin"
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],
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"license": "MIT",
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"main": "lib/index.js",
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"name": "babel-plugin-transform-es2015-computed-properties",
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"repository": {
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"type": "git",
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"url": "https://github.com/babel/babel/tree/master/packages/babel-plugin-transform-es2015-computed-properties"
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},
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"version": "6.24.1"
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}
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