Struct ProblemDetail 

pub struct ProblemDetail {
    pub type_uri: String,
    pub title: String,
    pub status: u16,
    pub detail: Option<String>,
    pub instance: Option<String>,
    pub extensions: HashMap<String, Value>,
}

RFC 7807 Problem Details for HTTP APIs.

Provides a standardized error response format with Content-Type: application/problem+json.

Example

ProblemDetail::new(404, "Resource Not Found")
    .with_detail("Todo with id 42 was not found")
    .with_instance("/api/todos/42")
    .with_extension("trace_id", "abc123")

Fields

type_uri: String

A URI reference identifying the problem type (default: “about:blank”).

title: String

A short, human-readable summary of the problem type.

status: u16

The HTTP status code.

detail: Option<String>

A human-readable explanation specific to this occurrence.

instance: Option<String>

A URI reference identifying the specific occurrence.

extensions: HashMap<String, Value>

Additional properties (trace_id, transition, axon, etc.).

Implementations

impl ProblemDetail

pub fn new(status: u16, title: impl Into<String>) -> Self

Create a new ProblemDetail with status and title.

pub fn with_type_uri(self, uri: impl Into<String>) -> Self

Set the problem type URI.

pub fn with_detail(self, detail: impl Into<String>) -> Self

Set the detail message.

pub fn with_instance(self, instance: impl Into<String>) -> Self

Set the instance URI.

pub fn with_extension( self, key: impl Into<String>, value: impl Into<Value>, ) -> Self

Add an extension property.

Trait Implementations

impl Clone for ProblemDetail

fn clone(&self) -> ProblemDetail

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for ProblemDetail

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

Formats the value using the given formatter.

impl<'de> Deserialize<'de> for ProblemDetail

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

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl IntoResponse for ProblemDetail

fn into_response(self) -> HttpResponse

impl Serialize for ProblemDetail

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

where __S: Serializer,

Serialize this value into the given Serde serializer.