chore: import upstream snapshot with attribution

2026-07-13 12:32:25 +08:00
commit e014feafe1
2285 changed files with 1131979 additions and 0 deletions
@@ -0,0 +1,96 @@
+// Copyright 2024 Dolthub, Inc.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package types
+
+import (
+	"gopkg.in/src-d/go-errors.v1"
+
+	"github.com/dolthub/doltgresql/core/id"
+
+	"github.com/dolthub/go-mysql-server/sql"
+)
+
+// ErrDomainDoesNotAllowNullValues is returned when given value is NULL and a domain is non-nullable.
+var ErrDomainDoesNotAllowNullValues = errors.NewKind(`domain %s does not allow null values`)
+
+// ErrDomainValueViolatesCheckConstraint is returned when given value violates a domain check.
+var ErrDomainValueViolatesCheckConstraint = errors.NewKind(`value for domain %s violates check constraint "%s"`)
+
+// NewDomainType creates new instance of domain DoltgresType. The `Array` field is created in an unresolved state, and
+// should be resolved immediately after creation.
+func NewDomainType(
+	ctx *sql.Context,
+	asType *DoltgresType,
+	defaultExpr string,
+	notNull bool,
+	checks []*sql.CheckDefinition,
+	arrayID, internalID id.Type,
+) *DoltgresType {
+	return &DoltgresType{
+		ID:                  internalID,
+		TypLength:           asType.TypLength,
+		PassedByVal:         asType.PassedByVal,
+		TypType:             TypeType_Domain,
+		TypCategory:         asType.TypCategory,
+		IsPreferred:         asType.IsPreferred,
+		IsDefined:           true,
+		Delimiter:           ",",
+		RelID:               id.Null,
+		SubscriptFunc:       toFuncID("-"),
+		Elem:                internalNullType,
+		Array:               NewUnresolvedDoltgresTypeFromID(arrayID),
+		InputFunc:           toFuncID("domain_in", toInternal("cstring"), toInternal("oid"), toInternal("int4")),
+		OutputFunc:          asType.OutputFunc,
+		ReceiveFunc:         toFuncID("domain_recv", toInternal("internal"), toInternal("oid"), toInternal("int4")),
+		SendFunc:            asType.SendFunc,
+		ModInFunc:           asType.ModInFunc,
+		ModOutFunc:          asType.ModOutFunc,
+		AnalyzeFunc:         toFuncID("-"),
+		Align:               asType.Align,
+		Storage:             asType.Storage,
+		NotNull:             notNull,
+		BaseTypeType:        asType,
+		TypMod:              -1,
+		NDims:               0,
+		TypCollation:        id.NullCollation,
+		DefaulBin:           "",
+		Default:             defaultExpr,
+		Acl:                 nil,
+		Checks:              checks,
+		attTypMod:           -1,
+		CompareFunc:         asType.CompareFunc,
+		SerializationFunc:   nil,
+		DeserializationFunc: deserializeTypeDomain,
+	}
+}
+
+// deserializeTypeDomain handles deserialization from the Dolt serialized format to our standard representation used by
+// expressions and nodes.
+func deserializeTypeDomain(ctx *sql.Context, t *DoltgresType, data []byte) (any, error) {
+	return t.BaseTypeType.DeserializeValue(ctx, data)
+	// TODO: DELETE ME UNDERNEATH
+	/*typeColl, err := GetTypesCollectionFromContext(ctx)
+	if err != nil {
+		return nil, err
+	}
+	baseType, err := typeColl.GetType(ctx, t.BaseTypeID)
+	if err != nil {
+		return nil, err
+	}
+	if baseType == nil {
+		return nil, ErrTypeDoesNotExist.New(t.BaseTypeID.TypeName())
+	}
+	return baseType.DeserializeValue(ctx, data)*/
+}