Enum SchemaInferError 

pub enum SchemaInferError {
    FileNotFound(String),
    UnsupportedFormat(String),
    ParseError(String),
}

Error type for schema inference operations.

Variants

FileNotFound(String)

File does not exist or cannot be opened.

UnsupportedFormat(String)

File extension is not supported (.csv, .json, .ndjson, .parquet).

ParseError(String)

Failed to parse file header or infer schema.

Trait Implementations

impl Clone for SchemaInferError

fn clone(&self) -> SchemaInferError

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for SchemaInferError

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

Formats the value using the given formatter.

impl Display for SchemaInferError

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

Formats the value using the given formatter.

impl Error for SchemaInferError

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.