Struct Diagnostic

pub struct Diagnostic {
    level: Level,
    message: String,
    spans: Vec<Span>,
    children: Vec<Diagnostic>,
}

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

A structure representing a diagnostic message and associated children messages.

Fields

level: Level

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

message: String

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

spans: Vec<Span>

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

children: Vec<Diagnostic>

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

Implementations

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 diagnostics message to self with the Level::Error level, and 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::Error level, and 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 diagnostics message to self with the Level::Warning level, and 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::Warning level, and 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 diagnostics message to self with the Level::Note level, and 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::Note level, and 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 diagnostics message to self with the Level::Help level, and 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::Help level, and 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

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.

Layout

Note: Most layout information is completely unstable and may even differ between compilations. The only exception is types with certain repr(...) attributes. Please see the Rust Reference's “Type Layout” chapter for details on type layout guarantees.

Size: 80 bytes