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"use strict";
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var _map = require("lodash/map");
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var _map2 = _interopRequireDefault(_map);
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var _babelTypes = require("babel-types");
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var t = _interopRequireWildcard(_babelTypes);
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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; } }
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function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
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function crawl(node) {
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var state = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};
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if (t.isMemberExpression(node)) {
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crawl(node.object, state);
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if (node.computed) crawl(node.property, state);
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} else if (t.isBinary(node) || t.isAssignmentExpression(node)) {
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crawl(node.left, state);
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crawl(node.right, state);
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} else if (t.isCallExpression(node)) {
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state.hasCall = true;
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crawl(node.callee, state);
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} else if (t.isFunction(node)) {
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state.hasFunction = true;
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} else if (t.isIdentifier(node)) {
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state.hasHelper = state.hasHelper || isHelper(node.callee);
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}
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return state;
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}
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function isHelper(node) {
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if (t.isMemberExpression(node)) {
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return isHelper(node.object) || isHelper(node.property);
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} else if (t.isIdentifier(node)) {
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return node.name === "require" || node.name[0] === "_";
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} else if (t.isCallExpression(node)) {
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return isHelper(node.callee);
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} else if (t.isBinary(node) || t.isAssignmentExpression(node)) {
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return t.isIdentifier(node.left) && isHelper(node.left) || isHelper(node.right);
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} else {
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return false;
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}
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}
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function isType(node) {
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return t.isLiteral(node) || t.isObjectExpression(node) || t.isArrayExpression(node) || t.isIdentifier(node) || t.isMemberExpression(node);
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}
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exports.nodes = {
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AssignmentExpression: function AssignmentExpression(node) {
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var state = crawl(node.right);
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if (state.hasCall && state.hasHelper || state.hasFunction) {
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return {
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before: state.hasFunction,
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after: true
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};
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}
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},
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SwitchCase: function SwitchCase(node, parent) {
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return {
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before: node.consequent.length || parent.cases[0] === node
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};
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},
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LogicalExpression: function LogicalExpression(node) {
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if (t.isFunction(node.left) || t.isFunction(node.right)) {
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return {
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after: true
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};
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}
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},
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Literal: function Literal(node) {
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if (node.value === "use strict") {
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return {
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after: true
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};
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}
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},
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CallExpression: function CallExpression(node) {
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if (t.isFunction(node.callee) || isHelper(node)) {
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return {
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before: true,
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after: true
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};
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}
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},
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VariableDeclaration: function VariableDeclaration(node) {
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for (var i = 0; i < node.declarations.length; i++) {
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var declar = node.declarations[i];
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var enabled = isHelper(declar.id) && !isType(declar.init);
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if (!enabled) {
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var state = crawl(declar.init);
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enabled = isHelper(declar.init) && state.hasCall || state.hasFunction;
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}
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if (enabled) {
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return {
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before: true,
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after: true
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};
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}
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}
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},
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IfStatement: function IfStatement(node) {
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if (t.isBlockStatement(node.consequent)) {
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return {
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before: true,
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after: true
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};
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}
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}
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};
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exports.nodes.ObjectProperty = exports.nodes.ObjectTypeProperty = exports.nodes.ObjectMethod = exports.nodes.SpreadProperty = function (node, parent) {
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if (parent.properties[0] === node) {
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return {
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before: true
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};
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}
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};
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exports.list = {
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VariableDeclaration: function VariableDeclaration(node) {
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return (0, _map2.default)(node.declarations, "init");
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},
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ArrayExpression: function ArrayExpression(node) {
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return node.elements;
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},
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ObjectExpression: function ObjectExpression(node) {
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return node.properties;
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}
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};
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[["Function", true], ["Class", true], ["Loop", true], ["LabeledStatement", true], ["SwitchStatement", true], ["TryStatement", true]].forEach(function (_ref) {
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var type = _ref[0],
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amounts = _ref[1];
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if (typeof amounts === "boolean") {
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amounts = { after: amounts, before: amounts };
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}
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[type].concat(t.FLIPPED_ALIAS_KEYS[type] || []).forEach(function (type) {
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exports.nodes[type] = function () {
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return amounts;
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};
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});
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});
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