Struct proc_macro::Diagnostic

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pub struct Diagnostic { /* private fields */ }

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

Expand description

A structure representing a diagnostic message and associated children messages.

Implementations

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impl Diagnostic

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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.

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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.

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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.

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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.

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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.

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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.

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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.

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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.

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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.

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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.

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pub fn level(&self) -> Level

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

Returns the diagnostic level for self.

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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.

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pub fn message(&self) -> &str

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

Returns the message in self.

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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.

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pub fn spans(&self) -> &[Span ]

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

Returns the Spans in self.

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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.

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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.

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pub fn emit(self)

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

Emit the diagnostic.

Trait Implementations

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impl Clone for Diagnostic

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fn clone(&self) -> Diagnostic

Returns a copy of the value. Read more

1.0.0 · source

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

Performs copy-assignment from source. Read more

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impl Debug for Diagnostic

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

Formats the value using the given formatter. Read more

Auto Trait Implementations

impl RefUnwindSafe for Diagnostic

impl !Send for Diagnostic

impl !Sync for Diagnostic

impl Unpin for Diagnostic

impl UnwindSafe for Diagnostic

Blanket Implementations

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impl<T> Any for T where
T: 'static + ?Sized,

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pub fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

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impl<T> Borrow<T> for T where
T: ?Sized,

const: unstable · source

pub fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

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impl<T> BorrowMut<T> for T where
T: ?Sized,

const: unstable · source

pub fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more

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impl<T> From<T> for T

const: unstable · source

pub fn from(t: T) -> T

Performs the conversion.

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impl<T, U> Into for T where
U: From<T>,

const: unstable · source

pub fn into(self) -> U

Performs the conversion.

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impl<T> ToOwned for T where
T: Clone,

type Owned = T

The resulting type after obtaining ownership.

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pub fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more

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pub fn clone_into(&self, target: &mut T)

🔬 This is a nightly-only experimental API. (toowned_clone_into #41263)

Uses borrowed data to replace owned data, usually by cloning. Read more

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impl<T, U> TryFrom for T where
U: Into<T>,

type Error = Infallible

The type returned in the event of a conversion error.

const: unstable · source

pub fn try_from(value: U) -> Result<T, <T as TryFrom>::Error>

Performs the conversion.

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impl<T, U> TryInto for T where
U: TryFrom<T>,

type Error = >::Error

The type returned in the event of a conversion error.

const: unstable · source

pub fn try_into(self) -> Result<U, >::Error>

Performs the conversion.

Struct proc_macro::Diagnostic

Implementations

impl Diagnostic

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

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

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

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

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

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

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

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

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

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

pub fn level(&self) -> Level

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

pub fn message(&self) -> &str

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

pub fn spans(&self) -> &[Span]

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

pub fn children(&self) -> Children<'_>

pub fn emit(self)

Trait Implementations

impl Clone for Diagnostic

fn clone(&self) -> Diagnostic

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

impl Debug for Diagnostic

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

Auto Trait Implementations

impl RefUnwindSafe for Diagnostic

impl !Send for Diagnostic

impl !Sync for Diagnostic

impl Unpin for Diagnostic

impl UnwindSafe for Diagnostic

Blanket Implementations

impl<T> Any for T where T: 'static + ?Sized,

pub fn type_id(&self) -> TypeId

impl<T> Borrow<T> for T where T: ?Sized,

pub fn borrow(&self) -> &T

impl<T> BorrowMut<T> for T where T: ?Sized,

pub fn borrow_mut(&mut self) -> &mut T

impl<T> From<T> for T

pub fn from(t: T) -> T

impl<T, U> Into<U> for T where U: From<T>,

pub fn into(self) -> U

impl<T> ToOwned for T where T: Clone,

type Owned = T

pub fn to_owned(&self) -> T

pub fn clone_into(&self, target: &mut T)

impl<T, U> TryFrom<U> for T where U: Into<T>,

type Error = Infallible

pub fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

impl<T, U> TryInto<U> for T where U: TryFrom<T>,

type Error = <U as TryFrom<T>>::Error

pub fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

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

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

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

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

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

pub fn spans(&self) -> &[Span ]

impl<T> Any for T where
T: 'static + ?Sized,

impl<T> Borrow<T> for T where
T: ?Sized,

impl<T> BorrowMut<T> for T where
T: ?Sized,

impl<T, U> Into<U> for T where
U: From<T>,

impl<T> ToOwned for T where
T: Clone,

impl<T, U> TryFrom<U> for T where
U: Into<T>,

impl<T, U> TryInto<U> for T where
U: TryFrom<T>,