swc_common::comments

Struct NoopComments

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pub struct NoopComments;
Expand description

Implementation of Comments which does not store any comments.

Trait Implementations§

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impl Clone for NoopComments

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fn clone(&self) -> NoopComments

Returns a copy of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Comments for NoopComments

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fn add_leading(&self, _: BytePos, _: Comment)

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fn add_leading_comments(&self, _: BytePos, _: Vec<Comment>)

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fn has_leading(&self, _: BytePos) -> bool

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fn move_leading(&self, _: BytePos, _: BytePos)

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fn take_leading(&self, _: BytePos) -> Option<Vec<Comment>>

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fn get_leading(&self, _: BytePos) -> Option<Vec<Comment>>

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fn add_trailing(&self, _: BytePos, _: Comment)

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fn add_trailing_comments(&self, _: BytePos, _: Vec<Comment>)

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fn has_trailing(&self, _: BytePos) -> bool

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fn move_trailing(&self, _: BytePos, _: BytePos)

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fn take_trailing(&self, _: BytePos) -> Option<Vec<Comment>>

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fn get_trailing(&self, _: BytePos) -> Option<Vec<Comment>>

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fn add_pure_comment(&self, _: BytePos)

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fn has_flag(&self, _: BytePos, _: &str) -> bool

This method is used to check if a comment with the given flag exist. Read more
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fn with_leading<F, Ret>(&self, pos: BytePos, f: F) -> Ret
where Self: Sized, F: FnOnce(&[Comment]) -> Ret,

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fn with_trailing<F, Ret>(&self, pos: BytePos, f: F) -> Ret
where Self: Sized, F: FnOnce(&[Comment]) -> Ret,

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impl Debug for NoopComments

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

Formats the value using the given formatter. Read more
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impl Default for NoopComments

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fn default() -> NoopComments

Returns the “default value” for a type. Read more
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impl Hash for NoopComments

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fn hash<__H: Hasher>(&self, state: &mut __H)

Feeds this value into the given Hasher. Read more
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fn hash_slice<H>(data: &[Self], state: &mut H)
where H: Hasher, Self: Sized,

Feeds a slice of this type into the given Hasher. Read more
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impl PartialEq for NoopComments

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fn eq(&self, other: &NoopComments) -> bool

Tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl Copy for NoopComments

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impl Eq for NoopComments

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impl StructuralPartialEq for NoopComments

Auto Trait Implementations§

Blanket Implementations§

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impl<T> Any for T
where 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> ArchivePointee for T

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type ArchivedMetadata = ()

The archived version of the pointer metadata for this type.
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fn pointer_metadata( _: &<T as ArchivePointee>::ArchivedMetadata, ) -> <T as Pointee>::Metadata

Converts some archived metadata to the pointer metadata for itself.
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impl<T> Borrow<T> for T
where T: ?Sized,

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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,

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

Mutably borrows from an owned value. Read more
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impl<T> CallHasher for T
where T: Hash + ?Sized,

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default fn get_hash<H, B>(value: &H, build_hasher: &B) -> u64
where H: Hash + ?Sized, B: BuildHasher,

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

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unsafe fn clone_to_uninit(&self, dst: *mut T)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dst. Read more
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impl<C> CommentsExt for C
where C: Comments,

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fn with_leading<F, Ret>(&self, pos: BytePos, op: F) -> Ret
where F: FnOnce(&[Comment]) -> Ret,

👎Deprecated since 0.13.5: helper methods are merged into Comments itself
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fn with_trailing<F, Ret>(&self, pos: BytePos, op: F) -> Ret
where F: FnOnce(&[Comment]) -> Ret,

👎Deprecated since 0.13.5: helper methods are merged into Comments itself
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impl<T> Conv for T

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fn conv<T>(self) -> T
where Self: Into<T>,

Converts self into T using Into<T>. Read more
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impl<F, W, T, D> Deserialize<With<T, W>, D> for F
where W: DeserializeWith<F, T, D>, D: Fallible + ?Sized, F: ?Sized,

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fn deserialize( &self, deserializer: &mut D, ) -> Result<With<T, W>, <D as Fallible>::Error>

Deserializes using the given deserializer
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fn equivalent(&self, key: &K) -> bool

Checks if this value is equivalent to the given key. Read more
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fn equivalent(&self, key: &K) -> bool

Compare self to key and return true if they are equal.
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fn fmt_binary(self) -> FmtBinary<Self>
where Self: Binary,

Causes self to use its Binary implementation when Debug-formatted.
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fn fmt_display(self) -> FmtDisplay<Self>
where Self: Display,

Causes self to use its Display implementation when Debug-formatted.
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fn fmt_lower_exp(self) -> FmtLowerExp<Self>
where Self: LowerExp,

Causes self to use its LowerExp implementation when Debug-formatted.
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fn fmt_lower_hex(self) -> FmtLowerHex<Self>
where Self: LowerHex,

Causes self to use its LowerHex implementation when Debug-formatted.
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fn fmt_octal(self) -> FmtOctal<Self>
where Self: Octal,

Causes self to use its Octal implementation when Debug-formatted.
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fn fmt_pointer(self) -> FmtPointer<Self>
where Self: Pointer,

Causes self to use its Pointer implementation when Debug-formatted.
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fn fmt_upper_exp(self) -> FmtUpperExp<Self>
where Self: UpperExp,

Causes self to use its UpperExp implementation when Debug-formatted.
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fn fmt_upper_hex(self) -> FmtUpperHex<Self>
where Self: UpperHex,

Causes self to use its UpperHex implementation when Debug-formatted.
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fn fmt_list(self) -> FmtList<Self>
where &'a Self: for<'a> IntoIterator,

Formats each item in a sequence. Read more
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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T> Instrument for T

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fn instrument(self, span: Span) -> Instrumented<Self>

Instruments this type with the provided [Span], returning an Instrumented wrapper. Read more
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Instruments this type with the current Span, returning an Instrumented wrapper. Read more
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where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

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Converts self into a Left variant of Either<Self, Self> if into_left is true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more
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where F: FnOnce(&Self) -> bool,

Converts self into a Left variant of Either<Self, Self> if into_left(&self) returns true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more
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where T: ?Sized,

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where Self: Sized,

Pipes by value. This is generally the method you want to use. Read more
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where R: 'a,

Borrows self and passes that borrow into the pipe function. Read more
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where R: 'a,

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where Self: Borrow<B>, B: 'a + ?Sized, R: 'a,

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where Self: BorrowMut<B>, B: 'a + ?Sized, R: 'a,

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where Self: AsRef<U>, U: 'a + ?Sized, R: 'a,

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where Self: Deref<Target = T>, T: 'a + ?Sized, R: 'a,

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type Metadata = ()

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fn tap(self, func: impl FnOnce(&Self)) -> Self

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Mutable access to a value. Read more
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where Self: Borrow<B>, B: ?Sized,

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where Self: BorrowMut<B>, B: ?Sized,

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Calls .tap() only in debug builds, and is erased in release builds.
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where Self: AsRef<R>, R: ?Sized,

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where Self: Deref<Target = T>, T: ?Sized,

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type Owned = T

The resulting type after obtaining ownership.
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