Struct Diagnostic 

pub struct Diagnostic {
    pub severity: Severity,
    pub rule_id: String,
    pub message: String,
    pub file_path: PathBuf,
    pub span: Span,
    pub snippet: Option<String>,
    pub suggestion: Option<String>,
    pub notes: Vec<String>,
}

A diagnostic message (Clippy-compatible)

Fields

severity: Severity

Severity level

rule_id: String

Rule ID (e.g., “RL001”)

message: String

Primary message

file_path: PathBuf

Source file path

span: Span

Primary span

snippet: Option<String>

Code snippet with context

suggestion: Option<String>

Suggestion/help text

notes: Vec<String>

Additional notes

Implementations

impl Diagnostic

pub fn from_match_result( result: &MatchResult, file_path: impl Into<PathBuf>, primary_capture: Option<&str>, ) -> Option<Self>

Create a new diagnostic from a MatchResult

pub fn with_snippet(self, snippet: impl Into<String>) -> Self

Add a code snippet

pub fn with_note(self, note: impl Into<String>) -> Self

Add a note

pub fn format_clippy(&self) -> String

Format as Clippy-style output

pub fn format_json(&self) -> String

Format as JSON for tooling integration

Trait Implementations

impl Clone for Diagnostic

fn clone(&self) -> Diagnostic

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for Diagnostic

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

Formats the value using the given formatter.