Struct FieldError 

pub struct FieldError {
    pub field: String,
    pub code: String,
    pub message: String,
    pub params: Option<HashMap<String, Value>>,
}

A single field validation error.

Fields

field: String

The field name that failed validation

code: String

The validation rule code (e.g., “email”, “length”, “range”)

message: String

Human-readable error message

params: Option<HashMap<String, Value>>

Optional additional parameters (e.g., min/max values)

Implementations

impl FieldError

pub fn new( field: impl Into<String>, code: impl Into<String>, message: impl Into<String>, ) -> Self

Create a new field error.

pub fn with_params( field: impl Into<String>, code: impl Into<String>, message: impl Into<String>, params: HashMap<String, Value>, ) -> Self

Create a field error with parameters.

Trait Implementations

impl Clone for FieldError

fn clone(&self) -> FieldError

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for FieldError

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

Formats the value using the given formatter.

impl<'de> Deserialize<'de> for FieldError

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Serialize for FieldError

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

where __S: Serializer,

Serialize this value into the given Serde serializer.