[d565449] | 1 | "use strict";
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| 2 |
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| 3 | Object.defineProperty(exports, "__esModule", {
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| 4 | value: true
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| 5 | });
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| 6 | exports.environmentVisitor = environmentVisitor;
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| 7 | exports.explode = explode$1;
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| 8 | exports.isExplodedVisitor = isExplodedVisitor;
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| 9 | exports.merge = merge;
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| 10 | exports.verify = verify$1;
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| 11 | var virtualTypes = require("./path/lib/virtual-types.js");
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| 12 | var virtualTypesValidators = require("./path/lib/virtual-types-validator.js");
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| 13 | var _t = require("@babel/types");
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| 14 | var _context = require("./path/context.js");
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| 15 | const {
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| 16 | DEPRECATED_KEYS,
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| 17 | DEPRECATED_ALIASES,
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| 18 | FLIPPED_ALIAS_KEYS,
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| 19 | TYPES,
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| 20 | __internal__deprecationWarning: deprecationWarning
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| 21 | } = _t;
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| 22 | function isVirtualType(type) {
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| 23 | return type in virtualTypes;
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| 24 | }
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| 25 | function isExplodedVisitor(visitor) {
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| 26 | return visitor == null ? void 0 : visitor._exploded;
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| 27 | }
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| 28 | function explode$1(visitor) {
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| 29 | if (isExplodedVisitor(visitor)) return visitor;
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| 30 | visitor._exploded = true;
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| 31 | for (const nodeType of Object.keys(visitor)) {
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| 32 | if (shouldIgnoreKey(nodeType)) continue;
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| 33 | const parts = nodeType.split("|");
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| 34 | if (parts.length === 1) continue;
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| 35 | const fns = visitor[nodeType];
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| 36 | delete visitor[nodeType];
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| 37 | for (const part of parts) {
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| 38 | visitor[part] = fns;
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| 39 | }
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| 40 | }
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| 41 | verify$1(visitor);
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| 42 | delete visitor.__esModule;
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| 43 | ensureEntranceObjects(visitor);
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| 44 | ensureCallbackArrays(visitor);
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| 45 | for (const nodeType of Object.keys(visitor)) {
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| 46 | if (shouldIgnoreKey(nodeType)) continue;
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| 47 | if (!isVirtualType(nodeType)) continue;
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| 48 | const fns = visitor[nodeType];
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| 49 | for (const type of Object.keys(fns)) {
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| 50 | fns[type] = wrapCheck(nodeType, fns[type]);
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| 51 | }
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| 52 | delete visitor[nodeType];
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| 53 | const types = virtualTypes[nodeType];
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| 54 | if (types !== null) {
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| 55 | for (const type of types) {
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| 56 | if (visitor[type]) {
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| 57 | mergePair(visitor[type], fns);
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| 58 | } else {
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| 59 | visitor[type] = fns;
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| 60 | }
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| 61 | }
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| 62 | } else {
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| 63 | mergePair(visitor, fns);
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| 64 | }
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| 65 | }
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| 66 | for (const nodeType of Object.keys(visitor)) {
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| 67 | if (shouldIgnoreKey(nodeType)) continue;
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| 68 | let aliases = FLIPPED_ALIAS_KEYS[nodeType];
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| 69 | if (nodeType in DEPRECATED_KEYS) {
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| 70 | const deprecatedKey = DEPRECATED_KEYS[nodeType];
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| 71 | deprecationWarning(nodeType, deprecatedKey, "Visitor ");
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| 72 | aliases = [deprecatedKey];
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| 73 | } else if (nodeType in DEPRECATED_ALIASES) {
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| 74 | const deprecatedAlias = DEPRECATED_ALIASES[nodeType];
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| 75 | deprecationWarning(nodeType, deprecatedAlias, "Visitor ");
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| 76 | aliases = FLIPPED_ALIAS_KEYS[deprecatedAlias];
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| 77 | }
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| 78 | if (!aliases) continue;
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| 79 | const fns = visitor[nodeType];
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| 80 | delete visitor[nodeType];
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| 81 | for (const alias of aliases) {
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| 82 | const existing = visitor[alias];
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| 83 | if (existing) {
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| 84 | mergePair(existing, fns);
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| 85 | } else {
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| 86 | visitor[alias] = Object.assign({}, fns);
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| 87 | }
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| 88 | }
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| 89 | }
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| 90 | for (const nodeType of Object.keys(visitor)) {
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| 91 | if (shouldIgnoreKey(nodeType)) continue;
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| 92 | ensureCallbackArrays(visitor[nodeType]);
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| 93 | }
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| 94 | return visitor;
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| 95 | }
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| 96 | function verify$1(visitor) {
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| 97 | if (visitor._verified) return;
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| 98 | if (typeof visitor === "function") {
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| 99 | throw new Error("You passed `traverse()` a function when it expected a visitor object, " + "are you sure you didn't mean `{ enter: Function }`?");
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| 100 | }
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| 101 | for (const nodeType of Object.keys(visitor)) {
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| 102 | if (nodeType === "enter" || nodeType === "exit") {
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| 103 | validateVisitorMethods(nodeType, visitor[nodeType]);
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| 104 | }
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| 105 | if (shouldIgnoreKey(nodeType)) continue;
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| 106 | if (!TYPES.includes(nodeType)) {
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| 107 | throw new Error(`You gave us a visitor for the node type ${nodeType} but it's not a valid type in @babel/traverse ${"7.25.3"}`);
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| 108 | }
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| 109 | const visitors = visitor[nodeType];
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| 110 | if (typeof visitors === "object") {
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| 111 | for (const visitorKey of Object.keys(visitors)) {
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| 112 | if (visitorKey === "enter" || visitorKey === "exit") {
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| 113 | validateVisitorMethods(`${nodeType}.${visitorKey}`, visitors[visitorKey]);
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| 114 | } else {
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| 115 | throw new Error("You passed `traverse()` a visitor object with the property " + `${nodeType} that has the invalid property ${visitorKey}`);
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| 116 | }
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| 117 | }
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| 118 | }
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| 119 | }
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| 120 | visitor._verified = true;
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| 121 | }
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| 122 | function validateVisitorMethods(path, val) {
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| 123 | const fns = [].concat(val);
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| 124 | for (const fn of fns) {
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| 125 | if (typeof fn !== "function") {
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| 126 | throw new TypeError(`Non-function found defined in ${path} with type ${typeof fn}`);
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| 127 | }
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| 128 | }
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| 129 | }
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| 130 | function merge(visitors, states = [], wrapper) {
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| 131 | const mergedVisitor = {
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| 132 | _verified: true,
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| 133 | _exploded: true
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| 134 | };
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| 135 | {
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| 136 | Object.defineProperty(mergedVisitor, "_exploded", {
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| 137 | enumerable: false
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| 138 | });
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| 139 | Object.defineProperty(mergedVisitor, "_verified", {
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| 140 | enumerable: false
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| 141 | });
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| 142 | }
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| 143 | for (let i = 0; i < visitors.length; i++) {
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| 144 | const visitor = explode$1(visitors[i]);
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| 145 | const state = states[i];
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| 146 | let topVisitor = visitor;
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| 147 | if (state || wrapper) {
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| 148 | topVisitor = wrapWithStateOrWrapper(topVisitor, state, wrapper);
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| 149 | }
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| 150 | mergePair(mergedVisitor, topVisitor);
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| 151 | for (const key of Object.keys(visitor)) {
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| 152 | if (shouldIgnoreKey(key)) continue;
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| 153 | let typeVisitor = visitor[key];
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| 154 | if (state || wrapper) {
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| 155 | typeVisitor = wrapWithStateOrWrapper(typeVisitor, state, wrapper);
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| 156 | }
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| 157 | const nodeVisitor = mergedVisitor[key] || (mergedVisitor[key] = {});
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| 158 | mergePair(nodeVisitor, typeVisitor);
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| 159 | }
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| 160 | }
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| 161 | return mergedVisitor;
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| 162 | }
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| 163 | function wrapWithStateOrWrapper(oldVisitor, state, wrapper) {
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| 164 | const newVisitor = {};
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| 165 | for (const phase of ["enter", "exit"]) {
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| 166 | let fns = oldVisitor[phase];
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| 167 | if (!Array.isArray(fns)) continue;
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| 168 | fns = fns.map(function (fn) {
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| 169 | let newFn = fn;
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| 170 | if (state) {
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| 171 | newFn = function (path) {
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| 172 | fn.call(state, path, state);
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| 173 | };
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| 174 | }
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| 175 | if (wrapper) {
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| 176 | newFn = wrapper(state == null ? void 0 : state.key, phase, newFn);
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| 177 | }
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| 178 | if (newFn !== fn) {
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| 179 | newFn.toString = () => fn.toString();
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| 180 | }
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| 181 | return newFn;
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| 182 | });
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| 183 | newVisitor[phase] = fns;
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| 184 | }
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| 185 | return newVisitor;
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| 186 | }
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| 187 | function ensureEntranceObjects(obj) {
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| 188 | for (const key of Object.keys(obj)) {
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| 189 | if (shouldIgnoreKey(key)) continue;
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| 190 | const fns = obj[key];
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| 191 | if (typeof fns === "function") {
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| 192 | obj[key] = {
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| 193 | enter: fns
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| 194 | };
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| 195 | }
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| 196 | }
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| 197 | }
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| 198 | function ensureCallbackArrays(obj) {
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| 199 | if (obj.enter && !Array.isArray(obj.enter)) obj.enter = [obj.enter];
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| 200 | if (obj.exit && !Array.isArray(obj.exit)) obj.exit = [obj.exit];
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| 201 | }
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| 202 | function wrapCheck(nodeType, fn) {
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| 203 | const fnKey = `is${nodeType}`;
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| 204 | const validator = virtualTypesValidators[fnKey];
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| 205 | const newFn = function (path) {
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| 206 | if (validator.call(path)) {
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| 207 | return fn.apply(this, arguments);
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| 208 | }
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| 209 | };
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| 210 | newFn.toString = () => fn.toString();
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| 211 | return newFn;
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| 212 | }
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| 213 | function shouldIgnoreKey(key) {
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| 214 | if (key[0] === "_") return true;
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| 215 | if (key === "enter" || key === "exit" || key === "shouldSkip") return true;
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| 216 | if (key === "denylist" || key === "noScope" || key === "skipKeys") {
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| 217 | return true;
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| 218 | }
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| 219 | {
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| 220 | if (key === "blacklist") {
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| 221 | return true;
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| 222 | }
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| 223 | }
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| 224 | return false;
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| 225 | }
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| 226 | function mergePair(dest, src) {
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| 227 | for (const phase of ["enter", "exit"]) {
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| 228 | if (!src[phase]) continue;
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| 229 | dest[phase] = [].concat(dest[phase] || [], src[phase]);
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| 230 | }
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| 231 | }
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| 232 | const _environmentVisitor = {
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| 233 | FunctionParent(path) {
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| 234 | if (path.isArrowFunctionExpression()) return;
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| 235 | path.skip();
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| 236 | if (path.isMethod()) {
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| 237 | if (!path.requeueComputedKeyAndDecorators) {
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| 238 | _context.requeueComputedKeyAndDecorators.call(path);
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| 239 | } else {
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| 240 | path.requeueComputedKeyAndDecorators();
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| 241 | }
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| 242 | }
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| 243 | },
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| 244 | Property(path) {
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| 245 | if (path.isObjectProperty()) return;
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| 246 | path.skip();
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| 247 | if (!path.requeueComputedKeyAndDecorators) {
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| 248 | _context.requeueComputedKeyAndDecorators.call(path);
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| 249 | } else {
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| 250 | path.requeueComputedKeyAndDecorators();
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| 251 | }
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| 252 | }
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| 253 | };
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| 254 | function environmentVisitor(visitor) {
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| 255 | return merge([_environmentVisitor, visitor]);
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| 256 | }
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| 257 |
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| 258 | //# sourceMappingURL=visitors.js.map
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