Enum ValidationErrorType 

pub enum ValidationErrorType {
    MissingRequiredArgument,
    MissingRequiredOption,
    UnknownOption,
    OptionMissingArgument,
    OptionUnexpectedArgument,
    InvalidArgumentType,
    UnknownSubcommand,
    TooManyArguments,
    TooFewArguments,
}

Types of validation errors.

Variants

MissingRequiredArgument

Required argument is missing.

MissingRequiredOption

Required option is missing.

UnknownOption

Unknown option provided.

OptionMissingArgument

Option requires an argument but none provided.

OptionUnexpectedArgument

Option provided but doesn’t take an argument.

InvalidArgumentType

Invalid argument type (e.g., number expected but string provided).

UnknownSubcommand

Unknown subcommand.

TooManyArguments

Too many arguments provided (non-variadic argument limit exceeded).

TooFewArguments

Too few arguments provided.

Trait Implementations

impl Clone for ValidationErrorType

fn clone(&self) -> ValidationErrorType

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for ValidationErrorType

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

Formats the value using the given formatter.

impl Serialize for ValidationErrorType

fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>

where __S: Serializer,

Serialize this value into the given Serde serializer.