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ScopedMetadata

Struct ScopedMetadata 

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pub struct ScopedMetadata<'a> {
    pub items: Vec<(MatchPower, &'a MetadataSet)>,
}
Expand description

A collection of MetadataSets which match a given scope selector, sorted by the strength of the match

§Examples

// given the following two scoped metadata collections:

let one_selector = "source.my_lang";
let one_items = json!({
    "increaseIndentPattern": "one increase",
    "decreaseIndentPattern": "one decrease",
});

let two_selector = "other.thing";
let two_items = json!({
    "increaseIndentPattern": "two increase",
});

// both of which match this scope stack:

let query_scope = ScopeStack::from_str("source.my_lang other.thing").unwrap();
let scoped = metadata.metadata_for_scope(query_scope.as_slice());

// the better match is used when it has a field,
assert!(scoped.increase_indent("two increase"));

// and the other match is used when it does not.
assert!(scoped.decrease_indent("one decrease"));

Fields§

§items: Vec<(MatchPower, &'a MetadataSet)>

Implementations§

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impl<'a> ScopedMetadata<'a>

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pub fn unindented_line(&self, line: &str) -> bool

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pub fn decrease_indent(&self, line: &str) -> bool

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pub fn increase_indent(&self, line: &str) -> bool

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pub fn bracket_increase(&self, line: &str) -> bool

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pub fn disable_indent_next_line(&self, line: &str) -> bool

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pub fn line_comment(&self) -> Option<&str>

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pub fn block_comment(&self) -> Option<(&str, &str)>

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pub fn is_empty(&self) -> bool

Trait Implementations§

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impl<'a> Clone for ScopedMetadata<'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> Debug for ScopedMetadata<'a>

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

Formats the value using the given formatter. Read more

Auto Trait Implementations§

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impl<'a> Freeze for ScopedMetadata<'a>

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impl<'a> RefUnwindSafe for ScopedMetadata<'a>

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impl<'a> Send for ScopedMetadata<'a>

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impl<'a> Sync for ScopedMetadata<'a>

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impl<'a> Unpin for ScopedMetadata<'a>

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impl<'a> UnsafeUnpin for ScopedMetadata<'a>

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impl<'a> UnwindSafe for ScopedMetadata<'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> 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> 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.