Struct PatternPredicate 

pub struct PatternPredicate<'db>(/* private fields */);

Implementations

impl PatternPredicate<'static>

pub fn ingredient(db: &dyn Database) -> &IngredientImpl<Self>

impl<'db> PatternPredicate<'db>

pub fn new<Db_>( db: &'db Db_, program_file: ProgramFile<'db>, file_scope: FileScopeId, subject: Expression<'db>, kind: PatternPredicateKind<'db>, guard: Option<Expression<'db>>, previous_predicate: Option<Box<PatternPredicate<'db>>>, ) -> Self

where Db_: ?Sized + Database,

pub fn program_file<Db_>(self, db: &'db Db_) -> ProgramFile<'db>

where Db_: ?Sized + Database,

pub fn file_scope<Db_>(self, db: &'db Db_) -> FileScopeId

where Db_: ?Sized + Database,

pub fn subject<Db_>(self, db: &'db Db_) -> Expression<'db>

where Db_: ?Sized + Database,

pub fn kind<Db_>(self, db: &'db Db_) -> &'db PatternPredicateKind<'db>

where Db_: ?Sized + Database,

pub fn guard<Db_>(self, db: &'db Db_) -> Option<Expression<'db>>

where Db_: ?Sized + Database,

pub fn previous_predicate<Db_>( self, db: &'db Db_, ) -> <Option<Box<PatternPredicate<'db>>> as SalsaAsDeref>::AsDeref<'db>

where Db_: ?Sized + Database,

A reference to the pattern of the previous match case

impl<'_db> PatternPredicate<'_db>

pub fn default_debug_fmt(this: Self, f: &mut Formatter<'_>) -> Result

where for<'db> ProgramFile<'db>: Debug, for<'db> FileScopeId: Debug, for<'db> Expression<'db>: Debug, for<'db> PatternPredicateKind<'db>: Debug, for<'db> Option<Expression<'db>>: Debug, for<'db> Option<Box<PatternPredicate<'db>>>: Debug,

Default debug formatting for this struct (may be useful if you define your own Debug impl)

impl<'db> PatternPredicate<'db>

pub fn file(self, db: &'db dyn Db) -> File

pub fn python_file(self, db: &'db dyn Db) -> PythonFile<'db>

pub fn scope(self, db: &'db dyn Db) -> ScopeId<'db>

pub fn program(self, db: &'db dyn Db) -> Program<'db>

Trait Implementations

impl AsId for PatternPredicate<'_>

fn as_id(&self) -> Id

impl<'db> Clone for PatternPredicate<'db>

fn clone(&self) -> PatternPredicate<'db>

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Configuration for PatternPredicate<'static>

const LOCATION: Location

const DEBUG_NAME: &'static str = "PatternPredicate"

The debug name of the tracked struct.

const TRACKED_FIELD_NAMES: &'static [&'static str]

The debug names of any tracked fields.

const TRACKED_FIELD_INDICES: &'static [usize]

The relative indices of any tracked fields.

const PERSIST: bool = false

Whether this struct should be persisted with the database.

type Fields<'db> = (ProgramFile<'db>, FileScopeId, Expression<'db>, PatternPredicateKind<'db>, Option<Expression<'db>>, Option<Box<PatternPredicate<'db>>>)

A (possibly empty) tuple of the fields for this struct.

type Revisions = [AtomicRevision; 0]

type Struct<'db> = PatternPredicate<'db>

fn untracked_fields(fields: &Self::Fields<'_>) -> impl Hash

fn new_revisions(current_revision: Revision_) -> Self::Revisions

Create a new value revision array where each element is set to current_revision.

fn update_fields<'db>( current_revision: Revision_, revisions: &Self::Revisions, old_fields: &mut Self::Fields<'db>, new_fields: Self::Fields<'db>, ) -> bool

Update the field data and, if the value has changed, the appropriate entry in the revisions array (tracked fields only).

fn heap_size(value: &Self::Fields<'_>) -> Option<usize>

Returns the size of any heap allocations in the output value, in bytes.

fn serialize<S: Serializer>( fields: &Self::Fields<'_>, serializer: S, ) -> Result<S::Ok, S::Error>

Serialize the fields using serde.

fn deserialize<'de, D: Deserializer<'de>>( deserializer: D, ) -> Result<Self::Fields<'static>, D::Error>

Deserialize the fields using serde.

impl<'db> Copy for PatternPredicate<'db>

impl Debug for PatternPredicate<'_>

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

Formats the value using the given formatter.

impl<'db> Eq for PatternPredicate<'db>

impl<'db> FromId for PatternPredicate<'db>

fn from_id(id: Id) -> Self

impl GetSize for PatternPredicate<'_>

fn get_stack_size() -> usize

Determines how may bytes this object occupies inside the stack.

fn get_heap_size(&self) -> usize

Determines how many bytes this object occupies inside the heap.

fn get_heap_size_with_tracker<T>(&self, tracker: T) -> (usize, T)

where T: GetSizeTracker,

Determines how many bytes this object occupies inside the heap while using a tracker.

fn get_size(&self) -> usize

Determines the total size of the object.

fn get_size_with_tracker<T>(&self, tracker: T) -> (usize, T)

where T: GetSizeTracker,

Determines the total size of the object while using a tracker.

impl<'db> HasJar for PatternPredicate<'db>

const KIND: JarKind = zalsa_::JarKind::Struct

The [JarKind] for Self::Jar.

type Jar = JarImpl<PatternPredicate<'static>>

The [Jar] associated with this ingredient.

impl<'db> Hash for PatternPredicate<'db>

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

Feeds this value into the given Hasher.

fn hash_slice<H>(data: &[Self], state: &mut H)

where H: Hasher, Self: Sized,

Feeds a slice of this type into the given Hasher.

impl<'db> PartialEq for PatternPredicate<'db>

fn eq(&self, other: &PatternPredicate<'db>) -> bool

Equality operator ==.

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

Inequality operator !=.

impl SalsaStructInDb for PatternPredicate<'_>

const LEAF_TYPE_IDS: &'static [ConstTypeId]

The type IDs of all concrete (leaf) salsa struct types that this type can contain.

type MemoIngredientMap = MemoIngredientSingletonIndex

fn lookup_ingredient_index(aux: &Zalsa) -> IngredientIndices

Lookup or create ingredient indices.

fn entries(zalsa: &Zalsa) -> impl Iterator<Item = DatabaseKeyIndex> + '_

Returns the IDs of any instances of this struct in the database.

fn cast(id: Id, type_id: TypeId) -> Option<Self>

Plumbing to support nested salsa supertypes.

unsafe fn memo_table( zalsa: &Zalsa, id: Id, current_revision: Revision, ) -> MemoTableWithTypes<'_>

Return the memo table associated with id.

impl SalsaValue for PatternPredicate<'_>

impl Send for PatternPredicate<'_>

impl<'db> StructuralPartialEq for PatternPredicate<'db>

impl Sync for PatternPredicate<'_>

impl TrackedStructInDb for PatternPredicate<'_>

fn database_key_index(zalsa: &Zalsa, id: Id) -> DatabaseKeyIndex

Converts the identifier for this tracked struct into a DatabaseKeyIndex.