l10n-helper.js

// Copyright 2021 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

'use strict';

function isUIStringsIdentifier(node) {
  return node.type === 'Identifier' && node.name === 'UIStrings';
}

function isModuleScope(context, node) {
  const sourceCode = context.sourceCode ?? context.getSourceCode();
  return ((sourceCode.getScope ? sourceCode.getScope(node) : context.getScope()).type === 'module');
}

function isUIStringsVariableDeclarator(context, variableDeclarator) {
  if (!isModuleScope(context, variableDeclarator)) {
    return false;
  }

  if (!isUIStringsIdentifier(variableDeclarator.id)) {
    return false;
  }

  return variableDeclarator.init?.type === 'ObjectExpression';
}

exports.isUIStringsIdentifier = isUIStringsIdentifier;
exports.isUIStringsVariableDeclarator = isUIStringsVariableDeclarator;
exports.isModuleScope = isModuleScope;