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GrammarFormatProfile

Struct GrammarFormatProfile 

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pub struct GrammarFormatProfile { /* private fields */ }
Expand description

Capability profile for one grammar notation.

The embedded LanguageProfile carries the support-or-fallback invariant used by the document fidelity matrix. equivalent_constructs marks supported constructs whose round trip is semantically equivalent but not byte/canonical-form lossless.

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impl GrammarFormatProfile

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pub const fn new(format: &'static str, profile: LanguageProfile) -> Self

Creates a grammar format profile around a LanguageProfile.

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pub fn with_lossless_construct(self, construct: impl Into<String>) -> Self

Returns this profile with a lossless construct.

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pub fn with_equivalent_construct(self, construct: impl Into<String>) -> Self

Returns this profile with an equivalent construct.

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pub fn with_lossy_fallback( self, construct: impl Into<String>, fallback: impl Into<String>, ) -> Self

Returns this profile with a documented lossy fallback for a construct.

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pub const fn format(&self) -> &'static str

Canonical format label for this profile.

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pub const fn language_profile(&self) -> &LanguageProfile

Underlying language profile.

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pub const fn fallbacks(&self) -> &BTreeMap<String, String>

Lossy fallback table keyed by construct id.

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pub const fn equivalent_constructs(&self) -> &BTreeSet<String>

Constructs represented through equivalent spelling or normalization.

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pub fn supports_construct(&self, construct: &str) -> bool

Whether this format represents a construct without a lossy fallback.

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pub fn construct_fallback(&self, construct: &str) -> Option<&str>

Documented lossy fallback for a construct this format cannot represent natively.

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pub fn construct_fidelity( &self, construct: &str, ) -> Option<GrammarFidelityLevel>

Fidelity level for a construct, or None when the construct is outside this profile’s vocabulary.

Trait Implementations§

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impl Clone for GrammarFormatProfile

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fn clone(&self) -> GrammarFormatProfile

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 Debug for GrammarFormatProfile

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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 PartialEq for GrammarFormatProfile

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

Tests for self and other values to be equal, and is used by ==.
1.0.0 (const: unstable) · Source§

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 Eq for GrammarFormatProfile

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impl StructuralPartialEq for GrammarFormatProfile

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impl<T> Any for T
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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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type ArchivedMetadata = ()

The archived version of the pointer metadata for this type.
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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
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impl<Q, K> Equivalent<K> for Q
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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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impl<Q, K> Equivalent<K> for Q
where Q: Eq + ?Sized, K: Borrow<Q> + ?Sized,

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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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impl<Q, K> Equivalent<K> for Q
where Q: Eq + ?Sized, K: Borrow<Q> + ?Sized,

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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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