Struct DiagnosticBuilder 

pub struct DiagnosticBuilder { /* private fields */ }

Builder for constructing Diagnostic instances.

All methods are builder-pattern (consume and return Self). Call build to finalize into an immutable Diagnostic.

Implementations

impl DiagnosticBuilder

pub fn level(self, level: Level) -> DiagnosticBuilder

Sets the severity level.

pub fn message(self, msg: impl Into<String>) -> DiagnosticBuilder

Sets the diagnostic message.

pub fn span(self, spans: impl MultiSpan) -> DiagnosticBuilder

Sets the source span(s). Accepts a Span, Vec<Span>, or &[Span].

pub fn add(self, child: impl Into<DiagnosticBuilder>) -> DiagnosticBuilder

Adds a child diagnostic. Accepts a DiagnosticBuilder (built automatically) or a Diagnostic (via Into<DiagnosticBuilder>).

pub fn build(self) -> Diagnostic

Finalizes the builder into an immutable Diagnostic.

Trait Implementations

impl Clone for DiagnosticBuilder

fn clone(&self) -> DiagnosticBuilder

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for DiagnosticBuilder

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

Formats the value using the given formatter.

impl Default for DiagnosticBuilder

fn default() -> DiagnosticBuilder

Returns the “default value” for a type.

impl From<Diagnostic> for DiagnosticBuilder

fn from(d: Diagnostic) -> DiagnosticBuilder

Converts to this type from the input type.