jackfiled
cf19f8197e
Reviewed-on: https://git.bupt-hpc.cn/jackfiled/CanonSharp/pulls/3 Co-authored-by: jackfiled <xcrenchangjun@outlook.com> Co-committed-by: jackfiled <xcrenchangjun@outlook.com>
28 lines
1.1 KiB
C#
28 lines
1.1 KiB
C#
using CanonSharp.Combinator.Abstractions;
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namespace CanonSharp.Combinator.Results;
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/// <summary>
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/// 实际实现的解析成功结果
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/// </summary>
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/// <param name="result">解析结果</param>
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/// <param name="state">解析成功之后的下一个输入流状态</param>
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/// <typeparam name="TToken">输入流类型</typeparam>
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/// <typeparam name="TState">输入流的状态类型</typeparam>
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/// <typeparam name="T">解析结果的类型</typeparam>
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internal sealed class InternalSuccessfulResult<TToken, TState, T>(T result, TState state)
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: ISuccessfulResult<TToken, T>
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where TState : IReadState<TToken, TState>
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{
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public T Value => result;
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public IParseResult<TToken, TResult> RunNext<TNext, TResult>(IParser<TToken, TNext> parser,
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Func<IParseResult<TToken, TNext>, IParseResult<TToken, TResult>> continuation)
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=> parser.Run(state, continuation);
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public IParseResult<TToken, TResult> Map<TResult>(Func<T, TResult> map)
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=> new InternalSuccessfulResult<TToken, TState, TResult>(map(Value), state);
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public override string ToString() => Value?.ToString() ?? string.Empty;
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}
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