/// <summary>
/// 宣言部の確認
/// </summary>
/// <param name="targetInstance">対象のインスタンス</param>
/// <param name="expectedList">パラメータの期待値<</param>
private void CheckDeclarationsCount(IItemFor targetInstance, string expectedType, List <string> expectedList)
{
// 期待値とローカルフィールドの数が同じか確認
Assert.Equal(expectedList.Count, targetInstance.Declarations.Count);
// 宣言部の型の確認
var actualType = string.Empty;
if (targetInstance.Types.Any())
{
Assert.Single(targetInstance.Types);
actualType = targetInstance.Types.Single().Name;
}
Assert.Equal(expectedType, actualType);
// ローカルフィールドの数を取得
var existsCount = 0;
for (var index = 0; index < targetInstance.Declarations.Count; index++)
{
var expectedTargets =
expectedList.Where(item => item == GetExpressionsToString(targetInstance.Declarations[index]));
if (expectedTargets.Any())
{
existsCount++;
}
}
Assert.Equal(existsCount, targetInstance.Declarations.Count);
}
/// <summary>
/// 変換メソッド:for
/// </summary>
/// <param name="item">C#解析結果</param>
/// <param name="config">設定情報</param>
/// <param name="indent">インデント数</param>
/// <param name="otherScripts">その他のスクリプト(内部クラスなど)</param>
/// <returns>TypeScript変換結果</returns>
private string Convert(IItemFor item, Config config, int indent, List <string> otherScripts)
{
var result = new StringBuilder();
var indentSpace = GetIndentSpace(indent);
// コメント
result.Append(GetTypeScriptComments(item, indentSpace));
// 定義
var declarations = GetDeclarations(item);
var letKeyword = item.IsVar ? "let " : string.Empty;
var incrementors = item.Incrementors.Select(incrementor => ExpressionsToString(incrementor));
result.AppendLine($"{indentSpace}for ({letKeyword}{string.Join(", ", declarations)}; {ExpressionsToString(item.Conditions)}; {string.Join(", ", incrementors)}) {{");
// メンバー追加
foreach (var member in item.Members)
{
result.Append(ConvertUtility.Convert(member, config, indent + 1, otherScripts));
}
result.AppendLine($"{indentSpace}}}");
return(result.ToString());
}
/// <summary>
/// 計算部の確認
/// </summary>
/// <param name="targetInstance">対象のインスタンス</param>
/// <param name="expectedList">パラメータの期待値<</param>
private void CheckIncrementorsCount(IItemFor targetInstance, List <string> expectedList)
{
// 数が同じか確認
Assert.Equal(expectedList.Count, targetInstance.Incrementors.Count);
// 対象を文字列に変換
var actualList = targetInstance.Incrementors.Select(item => GetExpressionsToString(item));
// 同じリストか確認
Assert.Equal(expectedList, actualList);
}
/// <summary>
/// ローカルフィールド群に型情報を追加
/// </summary>
/// <param name="item">反復処理(for)インスタンス</param>
/// <returns>ローカルフィールド情報</returns>
private List <string> GetDeclarations(IItemFor item)
{
var result = new List <string>();
foreach (var declaration in item.Declarations)
{
if (!item.IsVar)
{
// ローカルフィールド宣言ではない場合、そのまますべてを文字列に置き換える
result.Add($"{ExpressionsToString(declaration)}");
continue;
}
// イコールキーワードで各要素に分割
var equalKeywordIndex = declaration.FindIndex(exp => exp.Name == "=");
var localField = declaration.GetRange(0, equalKeywordIndex);
var valueList = declaration.GetRange(equalKeywordIndex + 1, declaration.Count - equalKeywordIndex - 1);
// 型情報取得
var declarationTypes = valueList.Select(exp => exp.TypeName);
var declarationType = GetTypeScriptType(declarationTypes.First());
if (declarationType == declarationTypes.First())
{
declarationType = string.Empty;
}
else
{
declarationType = $": {declarationType}";
}
// 再結合して式を作成
result.Add($"{ExpressionsToString(localField)}{declarationType} = {ExpressionsToString(valueList)}");
}
return(result);
}
