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210 lines
5.1 KiB
210 lines
5.1 KiB
2 years ago
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"use strict";
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Object.defineProperty(exports, "__esModule", {
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value: true
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});
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exports.nodes = exports.list = void 0;
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var _t = require("@babel/types");
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const {
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FLIPPED_ALIAS_KEYS,
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isArrayExpression,
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isAssignmentExpression,
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isBinary,
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isBlockStatement,
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isCallExpression,
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isFunction,
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isIdentifier,
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isLiteral,
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isMemberExpression,
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isObjectExpression,
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isOptionalCallExpression,
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isOptionalMemberExpression,
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isStringLiteral
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} = _t;
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function crawl(node, state = {}) {
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if (isMemberExpression(node) || isOptionalMemberExpression(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 (isBinary(node) || isAssignmentExpression(node)) {
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crawl(node.left, state);
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crawl(node.right, state);
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} else if (isCallExpression(node) || isOptionalCallExpression(node)) {
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state.hasCall = true;
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crawl(node.callee, state);
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} else if (isFunction(node)) {
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state.hasFunction = true;
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} else if (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 (isMemberExpression(node)) {
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return isHelper(node.object) || isHelper(node.property);
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} else if (isIdentifier(node)) {
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return node.name === "require" || node.name[0] === "_";
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} else if (isCallExpression(node)) {
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return isHelper(node.callee);
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} else if (isBinary(node) || isAssignmentExpression(node)) {
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return 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 isLiteral(node) || isObjectExpression(node) || isArrayExpression(node) || isIdentifier(node) || isMemberExpression(node);
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}
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const nodes = {
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AssignmentExpression(node) {
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const 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(node, parent) {
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return {
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before: !!node.consequent.length || parent.cases[0] === node,
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after: !node.consequent.length && parent.cases[parent.cases.length - 1] === node
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};
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},
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LogicalExpression(node) {
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if (isFunction(node.left) || 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(node) {
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if (isStringLiteral(node) && 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(node) {
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if (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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OptionalCallExpression(node) {
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if (isFunction(node.callee)) {
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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(node) {
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for (let i = 0; i < node.declarations.length; i++) {
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const declar = node.declarations[i];
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let enabled = isHelper(declar.id) && !isType(declar.init);
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if (!enabled) {
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const 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(node) {
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if (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 = nodes;
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nodes.ObjectProperty = nodes.ObjectTypeProperty = nodes.ObjectMethod = 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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nodes.ObjectTypeCallProperty = function (node, parent) {
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var _parent$properties;
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if (parent.callProperties[0] === node && !((_parent$properties = parent.properties) != null && _parent$properties.length)) {
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return {
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before: true
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};
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}
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};
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nodes.ObjectTypeIndexer = function (node, parent) {
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var _parent$properties2, _parent$callPropertie;
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if (parent.indexers[0] === node && !((_parent$properties2 = parent.properties) != null && _parent$properties2.length) && !((_parent$callPropertie = parent.callProperties) != null && _parent$callPropertie.length)) {
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return {
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before: true
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};
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}
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};
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nodes.ObjectTypeInternalSlot = function (node, parent) {
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var _parent$properties3, _parent$callPropertie2, _parent$indexers;
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if (parent.internalSlots[0] === node && !((_parent$properties3 = parent.properties) != null && _parent$properties3.length) && !((_parent$callPropertie2 = parent.callProperties) != null && _parent$callPropertie2.length) && !((_parent$indexers = parent.indexers) != null && _parent$indexers.length)) {
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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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const list = {
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VariableDeclaration(node) {
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return node.declarations.map(decl => decl.init);
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},
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ArrayExpression(node) {
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return node.elements;
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},
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ObjectExpression(node) {
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return node.properties;
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}
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};
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exports.list = list;
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[["Function", true], ["Class", true], ["Loop", true], ["LabeledStatement", true], ["SwitchStatement", true], ["TryStatement", true]].forEach(function ([type, amounts]) {
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[type].concat(FLIPPED_ALIAS_KEYS[type] || []).forEach(function (type) {
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nodes[type] = function () {
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return {
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after: amounts,
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before: amounts
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};
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};
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});
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});
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