"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.default = getBindingIdentifiers;
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var _generated = require("../validators/generated");
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function getBindingIdentifiers(node, duplicates, outerOnly) {
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let search = [].concat(node);
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const ids = Object.create(null);
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while (search.length) {
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const id = search.shift();
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if (!id) continue;
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const keys = getBindingIdentifiers.keys[id.type];
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if ((0, _generated.isIdentifier)(id)) {
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if (duplicates) {
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const _ids = ids[id.name] = ids[id.name] || [];
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_ids.push(id);
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} else {
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ids[id.name] = id;
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}
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continue;
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}
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if ((0, _generated.isExportDeclaration)(id) && !(0, _generated.isExportAllDeclaration)(id)) {
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if ((0, _generated.isDeclaration)(id.declaration)) {
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search.push(id.declaration);
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}
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continue;
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}
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if (outerOnly) {
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if ((0, _generated.isFunctionDeclaration)(id)) {
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search.push(id.id);
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continue;
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}
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if ((0, _generated.isFunctionExpression)(id)) {
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continue;
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}
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}
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if (keys) {
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for (let i = 0; i < keys.length; i++) {
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const key = keys[i];
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if (id[key]) {
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search = search.concat(id[key]);
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}
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}
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}
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}
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return ids;
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}
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getBindingIdentifiers.keys = {
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DeclareClass: ["id"],
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DeclareFunction: ["id"],
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DeclareModule: ["id"],
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DeclareVariable: ["id"],
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DeclareInterface: ["id"],
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DeclareTypeAlias: ["id"],
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DeclareOpaqueType: ["id"],
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InterfaceDeclaration: ["id"],
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TypeAlias: ["id"],
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OpaqueType: ["id"],
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CatchClause: ["param"],
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LabeledStatement: ["label"],
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UnaryExpression: ["argument"],
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AssignmentExpression: ["left"],
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ImportSpecifier: ["local"],
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ImportNamespaceSpecifier: ["local"],
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ImportDefaultSpecifier: ["local"],
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ImportDeclaration: ["specifiers"],
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ExportSpecifier: ["exported"],
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ExportNamespaceSpecifier: ["exported"],
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ExportDefaultSpecifier: ["exported"],
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FunctionDeclaration: ["id", "params"],
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FunctionExpression: ["id", "params"],
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ArrowFunctionExpression: ["params"],
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ObjectMethod: ["params"],
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ClassMethod: ["params"],
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ClassPrivateMethod: ["params"],
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ForInStatement: ["left"],
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ForOfStatement: ["left"],
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ClassDeclaration: ["id"],
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ClassExpression: ["id"],
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RestElement: ["argument"],
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UpdateExpression: ["argument"],
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ObjectProperty: ["value"],
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AssignmentPattern: ["left"],
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ArrayPattern: ["elements"],
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ObjectPattern: ["properties"],
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VariableDeclaration: ["declarations"],
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VariableDeclarator: ["id"]
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};
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