Enum DailyParseError 

pub enum DailyParseError {
    EmptyPath,
    InvalidExtension(String),
    InvalidStartDate(String),
    InvalidEndDate(String),
    InvalidTimestamp,
    Io(Error),
    Polars(PolarsError),
}

日线解析错误。

Variants

EmptyPath

输入路径为空。

InvalidExtension(String)

输入文件扩展名不是 .dat 或 .DAT。

InvalidStartDate(String)

起始日期字符串无法按 YYYYMMDD 解析。

InvalidEndDate(String)

结束日期字符串无法按 YYYYMMDD 解析。

InvalidTimestamp

文件中的时间戳值非法或超出预期范围。

Io(Error)

底层文件读取或字节解析失败。

Polars(PolarsError)

Polars 侧构建 DataFrame 失败。

Trait Implementations

impl Debug for DailyParseError

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Display for DailyParseError

fn fmt(&self, __formatter: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Error for DailyParseError

fn source(&self) -> Option<&(dyn Error + 'static)>

Returns the lower-level source of this error, if any.

fn description(&self) -> &str

👎Deprecated since 1.42.0:

use the Display impl or to_string()

fn cause(&self) -> Option<&dyn Error>

👎Deprecated since 1.33.0:

replaced by Error::source, which can support downcasting

fn provide<'a>(&'a self, request: &mut Request<'a>)

🔬This is a nightly-only experimental API. (error_generic_member_access)

Provides type-based access to context intended for error reports.

impl From<DailyParseError> for DataDirError

fn from(source: DailyParseError) -> Self

Converts to this type from the input type.

impl From<Error> for DailyParseError

fn from(source: Error) -> Self

Converts to this type from the input type.

impl From<PolarsError> for DailyParseError

fn from(source: PolarsError) -> Self

Converts to this type from the input type.