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- "use strict";
- Object.defineProperty(exports, "__esModule", {
- value: true
- });
- exports.nodes = void 0;
- var _t = require("@babel/types");
- const {
- FLIPPED_ALIAS_KEYS,
- isArrayExpression,
- isAssignmentExpression,
- isBinary,
- isBlockStatement,
- isCallExpression,
- isFunction,
- isIdentifier,
- isLiteral,
- isMemberExpression,
- isObjectExpression,
- isOptionalCallExpression,
- isOptionalMemberExpression,
- isStringLiteral
- } = _t;
- function crawlInternal(node, state) {
- if (!node) return state;
- if (isMemberExpression(node) || isOptionalMemberExpression(node)) {
- crawlInternal(node.object, state);
- if (node.computed) crawlInternal(node.property, state);
- } else if (isBinary(node) || isAssignmentExpression(node)) {
- crawlInternal(node.left, state);
- crawlInternal(node.right, state);
- } else if (isCallExpression(node) || isOptionalCallExpression(node)) {
- state.hasCall = true;
- crawlInternal(node.callee, state);
- } else if (isFunction(node)) {
- state.hasFunction = true;
- } else if (isIdentifier(node)) {
- state.hasHelper = state.hasHelper || node.callee && isHelper(node.callee);
- }
- return state;
- }
- function crawl(node) {
- return crawlInternal(node, {
- hasCall: false,
- hasFunction: false,
- hasHelper: false
- });
- }
- function isHelper(node) {
- if (!node) return false;
- if (isMemberExpression(node)) {
- return isHelper(node.object) || isHelper(node.property);
- } else if (isIdentifier(node)) {
- return node.name === "require" || node.name.charCodeAt(0) === 95;
- } else if (isCallExpression(node)) {
- return isHelper(node.callee);
- } else if (isBinary(node) || isAssignmentExpression(node)) {
- return isIdentifier(node.left) && isHelper(node.left) || isHelper(node.right);
- } else {
- return false;
- }
- }
- function isType(node) {
- return isLiteral(node) || isObjectExpression(node) || isArrayExpression(node) || isIdentifier(node) || isMemberExpression(node);
- }
- const nodes = exports.nodes = {
- AssignmentExpression(node) {
- const state = crawl(node.right);
- if (state.hasCall && state.hasHelper || state.hasFunction) {
- return state.hasFunction ? 1 | 2 : 2;
- }
- },
- SwitchCase(node, parent) {
- return (!!node.consequent.length || parent.cases[0] === node ? 1 : 0) | (!node.consequent.length && parent.cases[parent.cases.length - 1] === node ? 2 : 0);
- },
- LogicalExpression(node) {
- if (isFunction(node.left) || isFunction(node.right)) {
- return 2;
- }
- },
- Literal(node) {
- if (isStringLiteral(node) && node.value === "use strict") {
- return 2;
- }
- },
- CallExpression(node) {
- if (isFunction(node.callee) || isHelper(node)) {
- return 1 | 2;
- }
- },
- OptionalCallExpression(node) {
- if (isFunction(node.callee)) {
- return 1 | 2;
- }
- },
- VariableDeclaration(node) {
- for (let i = 0; i < node.declarations.length; i++) {
- const declar = node.declarations[i];
- let enabled = isHelper(declar.id) && !isType(declar.init);
- if (!enabled && declar.init) {
- const state = crawl(declar.init);
- enabled = isHelper(declar.init) && state.hasCall || state.hasFunction;
- }
- if (enabled) {
- return 1 | 2;
- }
- }
- },
- IfStatement(node) {
- if (isBlockStatement(node.consequent)) {
- return 1 | 2;
- }
- }
- };
- nodes.ObjectProperty = nodes.ObjectTypeProperty = nodes.ObjectMethod = function (node, parent) {
- if (parent.properties[0] === node) {
- return 1;
- }
- };
- nodes.ObjectTypeCallProperty = function (node, parent) {
- var _parent$properties;
- if (parent.callProperties[0] === node && !((_parent$properties = parent.properties) != null && _parent$properties.length)) {
- return 1;
- }
- };
- nodes.ObjectTypeIndexer = function (node, parent) {
- var _parent$properties2, _parent$callPropertie;
- if (parent.indexers[0] === node && !((_parent$properties2 = parent.properties) != null && _parent$properties2.length) && !((_parent$callPropertie = parent.callProperties) != null && _parent$callPropertie.length)) {
- return 1;
- }
- };
- nodes.ObjectTypeInternalSlot = function (node, parent) {
- var _parent$properties3, _parent$callPropertie2, _parent$indexers;
- 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)) {
- return 1;
- }
- };
- [["Function", true], ["Class", true], ["Loop", true], ["LabeledStatement", true], ["SwitchStatement", true], ["TryStatement", true]].forEach(function ([type, amounts]) {
- [type].concat(FLIPPED_ALIAS_KEYS[type] || []).forEach(function (type) {
- const ret = amounts ? 1 | 2 : 0;
- nodes[type] = () => ret;
- });
- });
- //# sourceMappingURL=whitespace.js.map
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