Enum mentat_query_algebrizer::EmptyBecause

pub enum EmptyBecause {
    CachedAttributeHasNoValues {
        entity: Entid,
        attr: Entid,
    },
    CachedAttributeHasNoEntity {
        value: TypedValue,
        attr: Entid,
    },
    ConflictingBindings {
        var: Variable,
        existing: TypedValue,
        desired: TypedValue,
    },
    TypeMismatch {
        var: Variable,
        existing: ValueTypeSet,
        desired: ValueTypeSet,
    },
    KnownTypeMismatch {
        left: ValueTypeSet,
        right: ValueTypeSet,
    },
    NoValidTypes(Variable),
    NonAttributeArgument,
    NonInstantArgument,
    NonNumericArgument,
    NonEntityArgument,
    NonStringFulltextValue,
    NonFulltextAttribute(Entid),
    UnresolvedIdent(Keyword),
    InvalidAttributeIdent(Keyword),
    InvalidAttributeEntid(Entid),
    InvalidBinding(Column, TypedValue),
    ValueTypeMismatch(ValueType, TypedValue),
    AttributeLookupFailed,
}

Variants

CachedAttributeHasNoValues

Fields of CachedAttributeHasNoValues

entity: Entid
attr: Entid

CachedAttributeHasNoEntity

Fields of CachedAttributeHasNoEntity

value: TypedValue
attr: Entid

ConflictingBindings

Fields of ConflictingBindings

var: Variable
existing: TypedValue
desired: TypedValue

TypeMismatch

Fields of TypeMismatch

var: Variable
existing: ValueTypeSet
desired: ValueTypeSet

KnownTypeMismatch

Fields of KnownTypeMismatch

left: ValueTypeSet
right: ValueTypeSet

NoValidTypes(Variable)NonAttributeArgumentNonInstantArgumentNonNumericArgumentNonEntityArgumentNonStringFulltextValueNonFulltextAttribute(Entid)UnresolvedIdent(Keyword)InvalidAttributeIdent(Keyword)InvalidAttributeEntid(Entid)InvalidBinding(Column, TypedValue)ValueTypeMismatch(ValueType, TypedValue)AttributeLookupFailed

Trait Implementations

impl PartialEq for EmptyBecause

fn eq(&self, __arg_0: &EmptyBecause) -> bool

This method tests for self and other values to be equal, and is used by ==.

fn ne(&self, __arg_0: &EmptyBecause) -> bool

This method tests for !=.

impl Clone for EmptyBecause

fn clone(&self) -> EmptyBecause

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Debug for EmptyBecause

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

Formats the value using the given formatter.