Struct proc_macro::Diagnostic

pub struct Diagnostic { /* fields omitted */ }

🔬 This is a nightly-only experimental API. (proc_macro #38356)

A structure representing a diagnostic message and associated children messages.

Methods

impl Diagnostic

pub fn new<T: Into<String>>(level: Level, message: T) -> Diagnostic

🔬 This is a nightly-only experimental API. (proc_macro #38356)

Create a new diagnostic with the given level and message.

pub fn spanned<T: Into<String>>(     span: Span,     level: Level,     message: T ) -> Diagnostic

🔬 This is a nightly-only experimental API. (proc_macro #38356)

Create a new diagnostic with the given level and message pointing to the given span.

pub fn span_error<T: Into<String>>(self, span: Span, message: T) -> Diagnostic

🔬 This is a nightly-only experimental API. (proc_macro #38356)

Add a new child diagnostic message to self with the level identified by this methods name with the given span and message.

pub fn error<T: Into<String>>(self, message: T) -> Diagnostic

🔬 This is a nightly-only experimental API. (proc_macro #38356)

Add a new child diagnostic message to self with the level identified by this method's name with the given message.

pub fn span_warning<T: Into<String>>(self, span: Span, message: T) -> Diagnostic

🔬 This is a nightly-only experimental API. (proc_macro #38356)

Add a new child diagnostic message to self with the level identified by this methods name with the given span and message.

pub fn warning<T: Into<String>>(self, message: T) -> Diagnostic

🔬 This is a nightly-only experimental API. (proc_macro #38356)

Add a new child diagnostic message to self with the level identified by this method's name with the given message.

pub fn span_note<T: Into<String>>(self, span: Span, message: T) -> Diagnostic

🔬 This is a nightly-only experimental API. (proc_macro #38356)

Add a new child diagnostic message to self with the level identified by this methods name with the given span and message.

pub fn note<T: Into<String>>(self, message: T) -> Diagnostic

🔬 This is a nightly-only experimental API. (proc_macro #38356)

Add a new child diagnostic message to self with the level identified by this method's name with the given message.

pub fn span_help<T: Into<String>>(self, span: Span, message: T) -> Diagnostic

🔬 This is a nightly-only experimental API. (proc_macro #38356)

Add a new child diagnostic message to self with the level identified by this methods name with the given span and message.

pub fn help<T: Into<String>>(self, message: T) -> Diagnostic

🔬 This is a nightly-only experimental API. (proc_macro #38356)

Add a new child diagnostic message to self with the level identified by this method's name with the given message.

pub fn level(&self) -> Level

🔬 This is a nightly-only experimental API. (proc_macro #38356)

Returns the diagnostic level for self.

pub fn emit(self)

🔬 This is a nightly-only experimental API. (proc_macro #38356)

Emit the diagnostic.

Trait Implementations

impl Clone for Diagnostic

fn clone(&self) -> Diagnostic

Returns a copy 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.