Struct JsonDiagnostic 

pub struct JsonDiagnostic {
    pub code: String,
    pub message: String,
    pub severity: &'static str,
    pub spans: Vec<JsonSpan>,
    pub suggestions: Vec<JsonSuggestion>,
    pub notes: Vec<String>,
    pub helps: Vec<String>,
}

A diagnostic formatted for JSON output.

This structure is designed to be compatible with common editor protocols (LSP, cargo’s JSON format) while containing all information needed for rich diagnostic display.

Fields

code: String

Error or warning code (e.g., “E0206”).

message: String

The diagnostic message.

severity: &'static str

Severity level: “error” or “warning”.

spans: Vec<JsonSpan>

Primary and secondary spans with labels.

suggestions: Vec<JsonSuggestion>

Suggested fixes that can be applied.

notes: Vec<String>

Additional notes providing context.

helps: Vec<String>

Additional help messages.

Implementations

impl JsonDiagnostic

pub fn to_json(&self) -> String

Serialize this diagnostic to a JSON string.

Trait Implementations

impl Debug for JsonDiagnostic

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

Formats the value using the given formatter.