Struct Diagnostic 

pub struct Diagnostic {
    pub severity: Severity,
    pub code: String,
    pub message: String,
    pub labels: Vec<Label>,
    pub notes: Vec<String>,
    pub fixes: Vec<Fix>,
}

A single compiler diagnostic shown to the user.

Every diagnostic has an error code (e.g. E0042), a title, at least one source span, and an optional suggestion.

Fields

severity: Severity

code: String

message: String

labels: Vec<Label>

notes: Vec<String>

fixes: Vec<Fix>

Suggested changes, shown as help: lines and offered as quick fixes (spec 3.4b §3).

Implementations

impl Diagnostic

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

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

pub fn with_label( self, span: Span, message: impl Into<String>, primary: bool, ) -> Self

pub fn with_primary_label(self, span: Span, message: impl Into<String>) -> Self

pub fn with_secondary_label( self, span: Span, message: impl Into<String>, ) -> Self

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

pub fn with_fix(self, fix: Fix) -> Self

Trait Implementations

impl Clone for Diagnostic

fn clone(&self) -> Self

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.