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Edit File: retrievers.js

"use strict";

exports.__esModule = true;

var _create = require("babel-runtime/core-js/object/create");

var _create2 = _interopRequireDefault(_create);

exports.getBindingIdentifiers = getBindingIdentifiers;
exports.getOuterBindingIdentifiers = getOuterBindingIdentifiers;

var _index = require("./index");

var t = _interopRequireWildcard(_index);

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

function getBindingIdentifiers(node, duplicates, outerOnly) {
  var search = [].concat(node);
  var ids = (0, _create2.default)(null);

while (search.length) {
    var id = search.shift();
    if (!id) continue;

var keys = t.getBindingIdentifiers.keys[id.type];

if (t.isIdentifier(id)) {
      if (duplicates) {
        var _ids = ids[id.name] = ids[id.name] || [];
        _ids.push(id);
      } else {
        ids[id.name] = id;
      }
      continue;
    }

if (t.isExportDeclaration(id)) {
      if (t.isDeclaration(id.declaration)) {
        search.push(id.declaration);
      }
      continue;
    }

if (outerOnly) {
      if (t.isFunctionDeclaration(id)) {
        search.push(id.id);
        continue;
      }

if (t.isFunctionExpression(id)) {
        continue;
      }
    }

if (keys) {
      for (var i = 0; i < keys.length; i++) {
        var key = keys[i];
        if (id[key]) {
          search = search.concat(id[key]);
        }
      }
    }
  }

return ids;
}

getBindingIdentifiers.keys = {
  DeclareClass: ["id"],
  DeclareFunction: ["id"],
  DeclareModule: ["id"],
  DeclareVariable: ["id"],
  InterfaceDeclaration: ["id"],
  TypeAlias: ["id"],
  OpaqueType: ["id"],

CatchClause: ["param"],
  LabeledStatement: ["label"],
  UnaryExpression: ["argument"],
  AssignmentExpression: ["left"],

ImportSpecifier: ["local"],
  ImportNamespaceSpecifier: ["local"],
  ImportDefaultSpecifier: ["local"],
  ImportDeclaration: ["specifiers"],

ExportSpecifier: ["exported"],
  ExportNamespaceSpecifier: ["exported"],
  ExportDefaultSpecifier: ["exported"],

FunctionDeclaration: ["id", "params"],
  FunctionExpression: ["id", "params"],

ClassDeclaration: ["id"],
  ClassExpression: ["id"],

RestElement: ["argument"],
  UpdateExpression: ["argument"],

RestProperty: ["argument"],
  ObjectProperty: ["value"],

AssignmentPattern: ["left"],
  ArrayPattern: ["elements"],
  ObjectPattern: ["properties"],

VariableDeclaration: ["declarations"],
  VariableDeclarator: ["id"]
};

function getOuterBindingIdentifiers(node, duplicates) {
  return getBindingIdentifiers(node, duplicates, true);
}

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