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DocTag

Struct DocTag 

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struct DocTag<'a> {
    default: bool,
    lines: Vec<&'a str>,
}
Expand description

One roxygen tag of a class’s docs: its #' lines, the first opening the tag (#' @name ...), or the lines before the first tag. default marks a generated line (CLASS_DEFAULT_PREFIX, stripped from lines).

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§default: bool§lines: Vec<&'a str>

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impl<'a> DocTag<'a>

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fn parse(text: &'a str) -> Vec<Self>

The tags of text, a run of roxygen lines: a tag runs from its #' @tag line to the next one, as roxygen2 reads it.

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fn default_line(line: &'a str) -> Option<Self>

A head’s generated default line, as a one-line tag; None for any other line.

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fn name(&self) -> &'a str

The tag’s name (title for #' @title ...), or "" before the first tag.

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fn value(&self) -> String

The tag’s text after its name, continuation lines included.

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fn replaces(&self, default: &DocTag<'_>) -> bool

Whether this tag replaces the generated default (a tag of the same name; for @param and @field, naming the same argument or field, and @inheritParams for any @param).

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impl<'a> Clone for DocTag<'a>

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fn clone(&self) -> Self

Returns a duplicate of the value. Read more
1.0.0 (const: unstable) · Source§

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

Performs copy-assignment from source. Read more
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impl<'a> PartialEq for DocTag<'a>

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

Equality operator ==. Read more
1.0.0 (const: unstable) · Source§

fn ne(&self, other: &Rhs) -> bool

Inequality operator !=. Read more
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impl<'a> StructuralPartialEq for DocTag<'a>

Auto Trait Implementations§

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impl<'a> Freeze for DocTag<'a>

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impl<'a> RefUnwindSafe for DocTag<'a>

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impl<'a> Send for DocTag<'a>

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impl<'a> Sync for DocTag<'a>

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impl<'a> Unpin for DocTag<'a>

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impl<'a> UnsafeUnpin for DocTag<'a>

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impl<'a> UnwindSafe for DocTag<'a>

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> 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> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dest. Read more
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impl<T> ConsumingFallible for T
where T: Clone,

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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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

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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> RClone for T
where T: Clone,

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fn r_clone(&self) -> T

Create a deep copy of this value.
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#[doc(hidden)]
unsafe extern "C" fn __RClone_r_clone_shim( data: *mut c_void, argc: i32, argv: *const SEXP, ) -> SEXP
where Self: Sized + RClone + IntoR,

Method shim for RClone::r_clone. Read more
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impl<T> SizeHint for T
where T: ?Sized,

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default fn lower_bound(&self) -> usize

🔬This is a nightly-only experimental API. (core_io_internals)
Returns a lower bound on the number of elements this container-like item contains. For example, an array [u8; 12] could return any value between 0 and 12 inclusively as a correct implementation. Read more
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default fn upper_bound(&self) -> Option<usize>

🔬This is a nightly-only experimental API. (core_io_internals)
Returns an upper bound on the number of elements this container-like item contains if it can be determined, otherwise None. Read more
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final fn size_hint(&self) -> (usize, Option<usize>)

🔬This is a nightly-only experimental API. (core_io_internals)
Returns an estimate for the number of elements this container like type contains. Read more
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impl<T> SizedTypeProperties for T

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#[doc(hidden)]
const SIZE: usize = _

🔬This is a nightly-only experimental API. (sized_type_properties)
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#[doc(hidden)]
const ALIGN: usize = _

🔬This is a nightly-only experimental API. (sized_type_properties)
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#[doc(hidden)]
const ALIGNMENT: Alignment = _

🔬This is a nightly-only experimental API. (ptr_alignment_type)
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#[doc(hidden)]
const IS_ZST: bool = _

🔬This is a nightly-only experimental API. (sized_type_properties)
true if this type requires no storage. false if its size is greater than zero. Read more
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#[doc(hidden)]
const LAYOUT: Layout = _

🔬This is a nightly-only experimental API. (sized_type_properties)
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#[doc(hidden)]
const MAX_SLICE_LEN: usize = _

🔬This is a nightly-only experimental API. (sized_type_properties)
The largest safe length for a [Self]. Read more
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impl<T> ToOwned for T
where T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = !

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, !>

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

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

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.

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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: 32 bytes