CandleExpressionCondition

CandleExpressionCondition

public CandleExpressionCondition(IFileSystem fileSystem, string expression)

candleExpressionCondition = CandleExpressionCondition(fileSystem, expression)

创建实例 。

fileSystem

文件系统。

expression

表达式

Expression

public string Expression { get; private set; }

value = candleExpressionCondition.Expression
candleExpressionCondition.Expression = value

表达相.

IsEmpty

public bool IsEmpty { get; }

value = candleExpressionCondition.IsEmpty

公式没有存在 。

CheckCondition

public bool CheckCondition(ReadOnlySpan<ICandleMessage> candles, int candleIndex)

result = candleExpressionCondition.CheckCondition(candles, candleIndex)

检查是否满足了给定的蜡烛的条件 。

candles

蜡烛来检查状况

candleIndex

蜡烛阵列中的蜡烛索引.

返回值: 检查结果。

LoadAsync

public Task LoadAsync(SettingsStorage storage, CancellationToken cancellationToken)

result = candleExpressionCondition.LoadAsync(storage, cancellationToken)

Asynchronously loads the state of the object from the specified SettingsStorage.

storage

The SettingsStorage instance from which to load the data.

cancellationToken

A token to monitor for cancellation requests.

返回值: A task that represents the asynchronous load operation.

PrepareAsync

public ValueTask PrepareAsync(CancellationToken cancellationToken)

result = candleExpressionCondition.PrepareAsync(cancellationToken)

Compile Expression, so that the condition can be evaluated. Repeated calls do nothing.

cancellationToken

CancellationToken

返回值: ValueTask

SaveAsync

public Task SaveAsync(SettingsStorage storage, CancellationToken cancellationToken)

result = candleExpressionCondition.SaveAsync(storage, cancellationToken)

Asynchronously saves the state of the object to the specified SettingsStorage.

storage

The SettingsStorage instance to which to save the data.

cancellationToken

A token to monitor for cancellation requests.

返回值: A task that represents the asynchronous save operation.

ToString

public override string ToString()

result = candleExpressionCondition.ToString()

转换为行代表.

返回值: 弦乐表演.

Variables

public static readonly Variable[] Variables

value = CandleExpressionCondition.Variables

烛花公式变量.