pub struct EarlyContext<'a> {
    pub builder: LintLevelsBuilder<'a, TopDown>,
    pub buffered: LintBuffer,
}
Expand description

Context for lint checking of the AST, after expansion, before lowering to HIR.

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§builder: LintLevelsBuilder<'a, TopDown>§buffered: LintBuffer

Implementations§

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impl<'a> EarlyContext<'a>

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pub(crate) fn new(
sess: &'a Session,
warn_about_weird_lints: bool,
lint_store: &'a LintStore,
registered_tools: &'a RegisteredTools,
buffered: LintBuffer
) -> EarlyContext<'a>

Trait Implementations§

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impl LintContext for EarlyContext<'_>

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fn sess(&self) -> &Session

Gets the overall compiler Session object.

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type PassObject = Box<dyn EarlyLintPass + 'static, Global>

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fn lints(&self) -> &LintStore

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fn lookup<S: Into<MultiSpan>>(
&self,
lint: &'static Lint,
span: Option<S>,
msg: impl Into<DiagnosticMessage>,
decorate: impl for<'a, 'b> FnOnce(&'b mut DiagnosticBuilder<'a, ()>) -> &'b mut DiagnosticBuilder<'a, ()>
)

Emit a lint at the appropriate level, with an optional associated span. Read more
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fn get_lint_level(&self, lint: &'static Lint) -> Level

This returns the lint level for the given lint at the current location.
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fn lookup_with_diagnostics(
&self,
lint: &'static Lint,
span: Option<impl Into<MultiSpan>>,
msg: impl Into<DiagnosticMessage>,
decorate: impl for<'a, 'b> FnOnce(&'b mut DiagnosticBuilder<'a, ()>) -> &'b mut DiagnosticBuilder<'a, ()>,
diagnostic: BuiltinLintDiagnostics
)

Emit a lint at the appropriate level, with an optional associated span and an existing diagnostic. Read more
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fn emit_spanned_lint<S: Into<MultiSpan>>(
&self,
lint: &'static Lint,
span: S,
decorator: impl for<'a> DecorateLint<'a, ()>
)

Emit a lint at span from a lint struct (some type that implements DecorateLint, typically generated by #[derive(LintDiagnostic)]).
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fn struct_span_lint<S: Into<MultiSpan>>(
&self,
lint: &'static Lint,
span: S,
msg: impl Into<DiagnosticMessage>,
decorate: impl for<'a, 'b> FnOnce(&'b mut DiagnosticBuilder<'a, ()>) -> &'b mut DiagnosticBuilder<'a, ()>
)

Emit a lint at the appropriate level, with an associated span. Read more
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fn emit_lint(
&self,
lint: &'static Lint,
decorator: impl for<'a> DecorateLint<'a, ()>
)

Emit a lint from a lint struct (some type that implements DecorateLint, typically generated by #[derive(LintDiagnostic)]).
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fn lint(
&self,
lint: &'static Lint,
msg: impl Into<DiagnosticMessage>,
decorate: impl for<'a, 'b> FnOnce(&'b mut DiagnosticBuilder<'a, ()>) -> &'b mut DiagnosticBuilder<'a, ()>
)

Emit a lint at the appropriate level, with no associated span. Read more
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fn fulfill_expectation(&self, expectation: LintExpectationId)

This function can be used to manually fulfill an expectation. This can be used for lints which contain several spans, and should be suppressed, if either location was marked with an expectation. Read more

Auto Trait Implementations§

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impl<'a> !RefUnwindSafe for EarlyContext<'a>

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impl<'a> !Send for EarlyContext<'a>

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impl<'a> !Sync for EarlyContext<'a>

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impl<'a> Unpin for EarlyContext<'a>

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impl<'a> !UnwindSafe for EarlyContext<'a>

Blanket Implementations§

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

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for Twhere
T: ?Sized,

const: unstable · source§

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for Twhere
T: ?Sized,

const: unstable · source§

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§

fn from(t: T) -> T

Returns the argument unchanged.

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

const: unstable · source§

fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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

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type Error = Infallible

The type returned in the event of a conversion error.
const: unstable · source§

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

Performs the conversion.
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impl<T, U> TryInto<U> for Twhere
U: TryFrom<T>,

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

The type returned in the event of a conversion error.
const: unstable · source§

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

Performs the conversion.

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: 120 bytes