operators

package
v1.3.0 Latest Latest
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 Go to latest Published: Aug 28, 2026 License: Apache-2.0 Imports: 14 Imported by: 0

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Index

Constants

This section is empty.

Variables

This section is empty.

Functions

func OperatorIDToTableName 

func OperatorIDToTableName(operatorID id.Operator) doltdb.TableName

OperatorIDToTableName returns the ID in a format that's better for user consumption.

Types

type Collection 

type Collection struct {
	objinterface.RootObjectMap
}

Collection contains a collection of operators.

func LoadOperators 

func LoadOperators(ctx context.Context, root objinterface.RootValue) (*Collection, error)

LoadOperators loads the operators collection from the given root.

func NewCollection 

func NewCollection(rom objinterface.RootObjectMap) *Collection

NewCollection returns a new Collection.

func (*Collection) AddOperator 

func (pgo *Collection) AddOperator(ctx context.Context, o Operator) error

AddOperator adds a new operator.

func (*Collection) DeserializeRootObject 

func (pgo *Collection) DeserializeRootObject(ctx context.Context, data []byte) (objinterface.RootObject, error)

DeserializeRootObject implements the interface objinterface.Collection.

func (*Collection) DiffRootObjects 

func (pgo *Collection) DiffRootObjects(ctx context.Context, fromHash string, ours objinterface.RootObject, theirs objinterface.RootObject, ancestor objinterface.RootObject) ([]objinterface.RootObjectDiff, objinterface.RootObject, error)

DiffRootObjects implements the interface objinterface.Collection.

func (*Collection) DropOperator 

func (pgo *Collection) DropOperator(ctx context.Context, operatorIDs ...id.Operator) error

DropOperator drops an existing operator.

func (*Collection) DropRootObject 

func (pgo *Collection) DropRootObject(ctx context.Context, identifier id.Id) error

DropRootObject implements the interface objinterface.Collection.

func (*Collection) GetFieldType 

func (pgo *Collection) GetFieldType(ctx context.Context, fieldName string) *pgtypes.DoltgresType

GetFieldType implements the interface objinterface.Collection.

func (*Collection) GetID 

func (pgo *Collection) GetID() objinterface.RootObjectID

GetID implements the interface objinterface.Collection.

func (*Collection) GetOperator 

func (pgo *Collection) GetOperator(ctx context.Context, operatorID id.Operator) (Operator, error)

GetOperator returns the operator with the given ID. Returns an Operator with an invalid ID if it cannot be found (Operator.ID.IsValid() == false).

func (*Collection) GetRootObject 

func (pgo *Collection) GetRootObject(ctx context.Context, identifier id.Id) (objinterface.RootObject, bool, error)

GetRootObject implements the interface objinterface.Collection.

func (*Collection) HandleMerge 

func (*Collection) HandleMerge(ctx context.Context, mro merge.MergeRootObject) (doltdb.RootObject, *merge.MergeStats, error)

HandleMerge implements the interface objinterface.Collection.

func (*Collection) HasOperator 

func (pgo *Collection) HasOperator(ctx context.Context, operatorID id.Operator) bool

HasOperator returns whether the given operator exists.

func (*Collection) HasRootObject 

func (pgo *Collection) HasRootObject(ctx context.Context, identifier id.Id) (bool, error)

HasRootObject implements the interface objinterface.Collection.

func (*Collection) IDToTableName 

func (pgo *Collection) IDToTableName(identifier id.Id) doltdb.TableName

IDToTableName implements the interface objinterface.Collection.

func (*Collection) IterAll 

func (pgo *Collection) IterAll(ctx context.Context, callback func(rootObj objinterface.RootObject) (stop bool, err error)) error

IterAll implements the interface objinterface.Collection.

func (*Collection) IterIDs 

func (pgo *Collection) IterIDs(ctx context.Context, callback func(identifier id.Id) (stop bool, err error)) error

IterIDs implements the interface objinterface.Collection.

func (*Collection) IterateOperators 

func (pgo *Collection) IterateOperators(ctx context.Context, callback func(o Operator) (stop bool, err error)) error

IterateOperators iterates over all operators in the collection.

func (*Collection) LoadCollection 

func (*Collection) LoadCollection(ctx context.Context, root objinterface.RootValue) (objinterface.Collection, error)

LoadCollection implements the interface objinterface.Collection.

func (*Collection) PutRootObject 

func (pgo *Collection) PutRootObject(ctx context.Context, rootObj objinterface.RootObject) error

PutRootObject implements the interface objinterface.Collection.

func (*Collection) RenameRootObject 

func (pgo *Collection) RenameRootObject(ctx context.Context, oldName id.Id, newName id.Id) error

RenameRootObject implements the interface objinterface.Collection.

func (*Collection) ResolveName 

func (pgo *Collection) ResolveName(ctx context.Context, name doltdb.TableName) (doltdb.TableName, id.Id, error)

ResolveName implements the interface objinterface.Collection.

func (*Collection) ResolveNameFromObjects 

func (*Collection) ResolveNameFromObjects(ctx context.Context, name doltdb.TableName, rootObjects []objinterface.RootObject) (doltdb.TableName, id.Id, error)

ResolveNameFromObjects implements the interface objinterface.Collection.

func (*Collection) ResolveOperator 

func (pgo *Collection) ResolveOperator(ctx context.Context, schemaNames []string, symbol string, leftType id.Type, rightType id.Type) (Operator, bool, error)

ResolveOperator returns the operator matching the given symbol and operand types, searching the given schemas in order and allowing unknown operand types to match any type. Returns false if no operator matches.

func (*Collection) Serializer 

func (*Collection) Serializer() objinterface.RootObjectSerializer

Serializer implements the interface objinterface.Collection.

func (*Collection) TableNameToID 

func (pgo *Collection) TableNameToID(name doltdb.TableName) id.Id

TableNameToID implements the interface objinterface.Collection.

func (*Collection) UpdateField 

func (pgo *Collection) UpdateField(ctx context.Context, rootObject objinterface.RootObject, fieldName string, newValue any) (objinterface.RootObject, error)

UpdateField implements the interface objinterface.Collection.

type Operator 

type Operator struct {
	ID         id.Operator
	Function   id.Function
	ReturnType id.Type
	Commutator string
	Negator    string
	Hashes     bool
	Merges     bool
}

Operator represents a user-defined operator.

func DeserializeOperator 

func DeserializeOperator(ctx context.Context, data []byte) (Operator, error)

DeserializeOperator returns the Operator that was serialized in the byte slice. Returns an empty Operator (invalid ID) if data is nil or empty.

func (Operator) GetID 

func (operator Operator) GetID() id.Id

GetID implements the interface objinterface.RootObject.

func (Operator) GetRootObjectID 

func (operator Operator) GetRootObjectID() objinterface.RootObjectID

GetRootObjectID implements the interface objinterface.RootObject.

func (Operator) HashOf 

func (operator Operator) HashOf(ctx context.Context) (hash.Hash, error)

HashOf implements the interface objinterface.RootObject.

func (Operator) Name 

func (operator Operator) Name() doltdb.TableName

Name implements the interface objinterface.RootObject.

func (Operator) Serialize 

func (operator Operator) Serialize(ctx context.Context) ([]byte, error)

Serialize returns the Operator as a byte slice. If the Operator is invalid, then this returns a nil slice.

Source Files

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