rustHow to define error type in Rust
Error types in Rust are defined using the enum
keyword. An example of defining an error type is shown below:
enum ErrorType {
FileError,
NetworkError,
ParseError,
}
This code defines an ErrorType
enum with three variants: FileError
, NetworkError
, and ParseError
.
Explanation:
enum
: keyword used to define an enum typeErrorType
: name of the enum typeFileError
,NetworkError
,ParseError
: variants of the enum type, each representing a different type of error
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