Enum ValidationError

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pub enum ValidationError {
    UnknownOption {
        command: String,
        option: String,
        suggestions: Vec<String>,
    },
    InvalidValue {
        option: String,
        value: String,
        reason: String,
    },
    OptionConflict {
        option: String,
        conflicts_with: String,
    },
    MissingRequirement {
        option: String,
        required: String,
    },
    DeprecatedOption {
        option: String,
        message: String,
    },
    MissingValue {
        option: String,
    },
    UnexpectedValue {
        option: String,
        value: String,
    },
    ProviderError {
        message: String,
    },
}

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UnknownOption

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§command: String
§option: String
§suggestions: Vec<String>
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InvalidValue

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§option: String
§value: String
§reason: String
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OptionConflict

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§option: String
§conflicts_with: String
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MissingRequirement

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§option: String
§required: String
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DeprecatedOption

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§option: String
§message: String
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MissingValue

Fields

§option: String
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UnexpectedValue

Fields

§option: String
§value: String
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ProviderError

Fields

§message: String

Implementations§

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impl ValidationError

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pub fn unknown_option( command: impl Into<String>, option: impl Into<String>, suggestions: Vec<String>, ) -> Self

Create an unknown option error with suggestions

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pub fn invalid_value( option: impl Into<String>, value: impl Into<String>, reason: impl Into<String>, ) -> Self

Create an invalid value error

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pub fn conflict( option: impl Into<String>, conflicts_with: impl Into<String>, ) -> Self

Create a conflict error

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pub fn missing_requirement( option: impl Into<String>, required: impl Into<String>, ) -> Self

Create a missing requirement error

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pub fn deprecated(option: impl Into<String>, message: impl Into<String>) -> Self

Create a deprecated option error

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pub fn format_with_suggestions(&self) -> String

Get formatted error message with suggestions

Trait Implementations§

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impl Clone for ValidationError

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fn clone(&self) -> ValidationError

Returns a duplicate of the value. Read more
1.0.0 · Source§

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

Performs copy-assignment from source. Read more
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impl Debug for ValidationError

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

Formats the value using the given formatter. Read more
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impl Display for ValidationError

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

Formats the value using the given formatter. Read more
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impl Error for ValidationError

1.30.0 · Source§

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

Returns the lower-level source of this error, if any. Read more
1.0.0 · Source§

fn description(&self) -> &str

👎Deprecated since 1.42.0: use the Display impl or to_string()
1.0.0 · Source§

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

👎Deprecated since 1.33.0: replaced by Error::source, which can support downcasting
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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. Read more

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Blanket Implementations§

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impl<T> Any for T
where T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<T> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dest. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T, U> Into<U> for T
where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T> ToOwned for T
where T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T> ToString for T
where T: Display + ?Sized,

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fn to_string(&self) -> String

Converts the given value to a String. Read more
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.