Struct proc_macro::Diagnostic

[+] Show declaration

pub struct Diagnostic { /* fields omitted */ }

🔬 This is a nightly-only experimental API. (proc_macro_diagnostic #54140)

[−] Expand description

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_diagnostic #54140)

Creates a new diagnostic with the given level and message.

pub fn spanned<S, T>(spans: S, level: Level, message: T) -> Diagnostic where
    S: MultiSpan,
    T: Into<String>, [−]

🔬 This is a nightly-only experimental API. (proc_macro_diagnostic #54140)

Creates a new diagnostic with the given level and message pointing to the given set of spans.

pub fn span_error<S, T>(self, spans: S, message: T) -> Diagnostic where
    S: MultiSpan,
    T: Into<String>, [−]

🔬 This is a nightly-only experimental API. (proc_macro_diagnostic #54140)

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

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

🔬 This is a nightly-only experimental API. (proc_macro_diagnostic #54140)

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

pub fn span_warning<S, T>(self, spans: S, message: T) -> Diagnostic where
    S: MultiSpan,
    T: Into<String>, [−]

🔬 This is a nightly-only experimental API. (proc_macro_diagnostic #54140)

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

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

🔬 This is a nightly-only experimental API. (proc_macro_diagnostic #54140)

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

pub fn span_note<S, T>(self, spans: S, message: T) -> Diagnostic where
    S: MultiSpan,
    T: Into<String>, [−]

🔬 This is a nightly-only experimental API. (proc_macro_diagnostic #54140)

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

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

🔬 This is a nightly-only experimental API. (proc_macro_diagnostic #54140)

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

pub fn span_help<S, T>(self, spans: S, message: T) -> Diagnostic where
    S: MultiSpan,
    T: Into<String>, [−]

🔬 This is a nightly-only experimental API. (proc_macro_diagnostic #54140)

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

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

🔬 This is a nightly-only experimental API. (proc_macro_diagnostic #54140)

Adds 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_diagnostic #54140)

Returns the diagnostic level for self.

pub fn set_level(&mut self, level: Level)[−]

🔬 This is a nightly-only experimental API. (proc_macro_diagnostic #54140)

Sets the level in self to level.

pub fn message(&self) -> &str[−]

🔬 This is a nightly-only experimental API. (proc_macro_diagnostic #54140)

Returns the message in self.

pub fn set_message<T: Into<String>>(&mut self, message: T)[−]

🔬 This is a nightly-only experimental API. (proc_macro_diagnostic #54140)

Sets the message in self to message.

pub fn spans(&self) -> &[Span][−]

🔬 This is a nightly-only experimental API. (proc_macro_diagnostic #54140)

Returns the Spans in self.

pub fn set_spans<S: MultiSpan>(&mut self, spans: S)[−]

🔬 This is a nightly-only experimental API. (proc_macro_diagnostic #54140)

Sets the Spans in self to spans.

pub fn children(&self) -> Children[−]

🔬 This is a nightly-only experimental API. (proc_macro_diagnostic #54140)

Returns an iterator over the children diagnostics of self.

pub fn emit(self)[−]

🔬 This is a nightly-only experimental API. (proc_macro_diagnostic #54140)

Emit the diagnostic.

Trait Implementations

impl Clone for Diagnostic[+]

[+] Show hidden undocumented items

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[+]

[+] Show hidden undocumented items

fn fmt(&self, f: &mut Formatter) -> Result[−]

Formats the value using the given formatter.