| 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.buildScopeIIFE = buildScopeIIFE;
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| 7 | exports.collectShadowedParamsNames = collectShadowedParamsNames;
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| 8 | exports.iifeVisitor = void 0;
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| 9 | var _core = require("@babel/core");
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| 10 | const iifeVisitor = exports.iifeVisitor = {
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| 11 | "ReferencedIdentifier|BindingIdentifier"(path, state) {
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| 12 | const {
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| 13 | scope,
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| 14 | node
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| 15 | } = path;
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| 16 | const {
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| 17 | name
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| 18 | } = node;
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| 19 | if (name === "eval" || scope.getBinding(name) === state.scope.parent.getBinding(name) && state.scope.hasOwnBinding(name)) {
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| 20 | state.needsOuterBinding = true;
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| 21 | path.stop();
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| 22 | }
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| 23 | },
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| 24 | "TypeAnnotation|TSTypeAnnotation|TypeParameterDeclaration|TSTypeParameterDeclaration": path => path.skip()
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| 25 | };
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| 26 | function collectShadowedParamsNames(param, functionScope, shadowedParams) {
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| 27 | for (const name of Object.keys(param.getBindingIdentifiers())) {
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| 28 | var _functionScope$bindin;
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| 29 | const constantViolations = (_functionScope$bindin = functionScope.bindings[name]) == null ? void 0 : _functionScope$bindin.constantViolations;
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| 30 | if (constantViolations) {
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| 31 | for (const redeclarator of constantViolations) {
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| 32 | const node = redeclarator.node;
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| 33 | switch (node.type) {
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| 34 | case "VariableDeclarator":
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| 35 | {
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| 36 | if (node.init === null) {
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| 37 | const declaration = redeclarator.parentPath;
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| 38 | if (!declaration.parentPath.isFor() || declaration.parentPath.get("body") === declaration) {
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| 39 | redeclarator.remove();
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| 40 | break;
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| 41 | }
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| 42 | }
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| 43 | shadowedParams.add(name);
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| 44 | break;
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| 45 | }
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| 46 | case "FunctionDeclaration":
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| 47 | shadowedParams.add(name);
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| 48 | break;
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| 49 | }
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| 50 | }
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| 51 | }
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| 52 | }
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| 53 | }
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| 54 | function buildScopeIIFE(shadowedParams, body) {
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| 55 | const args = [];
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| 56 | const params = [];
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| 57 | for (const name of shadowedParams) {
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| 58 | args.push(_core.types.identifier(name));
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| 59 | params.push(_core.types.identifier(name));
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| 60 | }
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| 61 | return _core.types.returnStatement(_core.types.callExpression(_core.types.arrowFunctionExpression(params, body), args));
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| 62 | }
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| 63 |
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| 64 | //# sourceMappingURL=shadow-utils.js.map
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