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 +1,21 @@
+// 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 unary
+
+// Init initializes all unary operators in this package.
+func Init() {
+	initUnaryMinus()
+	initUnaryPlus()
+}
@@ -0,0 +1,119 @@
+// 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 unary
+
+import (
+	"github.com/cockroachdb/apd/v3"
+	"github.com/dolthub/go-mysql-server/sql"
+
+	"github.com/dolthub/doltgresql/postgres/parser/duration"
+
+	"github.com/dolthub/doltgresql/server/functions/framework"
+	pgtypes "github.com/dolthub/doltgresql/server/types"
+)
+
+// These functions can be gathered using the following query from a Postgres 15 instance:
+// SELECT * FROM pg_operator o WHERE o.oprname = '-' AND o.oprleft = 0 ORDER BY o.oprcode::varchar;
+
+// initUnaryMinus registers the functions to the catalog.
+func initUnaryMinus() {
+	framework.RegisterUnaryFunction(framework.Operator_UnaryMinus, float4um)
+	framework.RegisterUnaryFunction(framework.Operator_UnaryMinus, float8um)
+	framework.RegisterUnaryFunction(framework.Operator_UnaryMinus, int2um)
+	framework.RegisterUnaryFunction(framework.Operator_UnaryMinus, int4um)
+	framework.RegisterUnaryFunction(framework.Operator_UnaryMinus, int8um)
+	framework.RegisterUnaryFunction(framework.Operator_UnaryMinus, interval_um)
+	framework.RegisterUnaryFunction(framework.Operator_UnaryMinus, numeric_uminus)
+}
+
+// float4um represents the PostgreSQL function of the same name, taking the same parameters.
+var float4um = framework.Function1{
+	Name:       "float4um",
+	Return:     pgtypes.Float32,
+	Parameters: [1]*pgtypes.DoltgresType{pgtypes.Float32},
+	Strict:     true,
+	Callable: func(ctx *sql.Context, _ [2]*pgtypes.DoltgresType, val1 any) (any, error) {
+		return -(val1.(float32)), nil
+	},
+}
+
+// float8um represents the PostgreSQL function of the same name, taking the same parameters.
+var float8um = framework.Function1{
+	Name:       "float8um",
+	Return:     pgtypes.Float64,
+	Parameters: [1]*pgtypes.DoltgresType{pgtypes.Float64},
+	Strict:     true,
+	Callable: func(ctx *sql.Context, _ [2]*pgtypes.DoltgresType, val1 any) (any, error) {
+		return -(val1.(float64)), nil
+	},
+}
+
+// int2um represents the PostgreSQL function of the same name, taking the same parameters.
+var int2um = framework.Function1{
+	Name:       "int2um",
+	Return:     pgtypes.Int16,
+	Parameters: [1]*pgtypes.DoltgresType{pgtypes.Int16},
+	Strict:     true,
+	Callable: func(ctx *sql.Context, _ [2]*pgtypes.DoltgresType, val1 any) (any, error) {
+		return -(val1.(int16)), nil
+	},
+}
+
+// int4um represents the PostgreSQL function of the same name, taking the same parameters.
+var int4um = framework.Function1{
+	Name:       "int4um",
+	Return:     pgtypes.Int32,
+	Parameters: [1]*pgtypes.DoltgresType{pgtypes.Int32},
+	Strict:     true,
+	Callable: func(ctx *sql.Context, _ [2]*pgtypes.DoltgresType, val1 any) (any, error) {
+		return -(val1.(int32)), nil
+	},
+}
+
+// int8um represents the PostgreSQL function of the same name, taking the same parameters.
+var int8um = framework.Function1{
+	Name:       "int8um",
+	Return:     pgtypes.Int64,
+	Parameters: [1]*pgtypes.DoltgresType{pgtypes.Int64},
+	Strict:     true,
+	Callable: func(ctx *sql.Context, _ [2]*pgtypes.DoltgresType, val1 any) (any, error) {
+		return -(val1.(int64)), nil
+	},
+}
+
+// interval_um represents the PostgreSQL function of the same name, taking the same parameters.
+var interval_um = framework.Function1{
+	Name:       "interval_um",
+	Return:     pgtypes.Interval,
+	Parameters: [1]*pgtypes.DoltgresType{pgtypes.Interval},
+	Strict:     true,
+	Callable: func(ctx *sql.Context, _ [2]*pgtypes.DoltgresType, val1 any) (any, error) {
+		dur := val1.(duration.Duration)
+		return dur.Mul(-1), nil
+	},
+}
+
+// numeric_uminus represents the PostgreSQL function of the same name, taking the same parameters.
+var numeric_uminus = framework.Function1{
+	Name:       "numeric_uminus",
+	Return:     pgtypes.Numeric,
+	Parameters: [1]*pgtypes.DoltgresType{pgtypes.Numeric},
+	Strict:     true,
+	Callable: func(ctx *sql.Context, _ [2]*pgtypes.DoltgresType, val1 any) (any, error) {
+		dec := val1.(*apd.Decimal)
+		res := new(apd.Decimal)
+		return res.Neg(dec), nil
+	},
+}
@@ -0,0 +1,101 @@
+// 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 unary
+
+import (
+	"github.com/dolthub/go-mysql-server/sql"
+
+	"github.com/dolthub/doltgresql/server/functions/framework"
+	pgtypes "github.com/dolthub/doltgresql/server/types"
+)
+
+// These functions can be gathered using the following query from a Postgres 15 instance:
+// SELECT * FROM pg_operator o WHERE o.oprname = '+' AND o.oprleft = 0 ORDER BY o.oprcode::varchar;
+
+// initUnaryPlus registers the functions to the catalog.
+func initUnaryPlus() {
+	framework.RegisterUnaryFunction(framework.Operator_UnaryPlus, float4up)
+	framework.RegisterUnaryFunction(framework.Operator_UnaryPlus, float8up)
+	framework.RegisterUnaryFunction(framework.Operator_UnaryPlus, int2up)
+	framework.RegisterUnaryFunction(framework.Operator_UnaryPlus, int4up)
+	framework.RegisterUnaryFunction(framework.Operator_UnaryPlus, int8up)
+	framework.RegisterUnaryFunction(framework.Operator_UnaryPlus, numeric_uplus)
+}
+
+// float4up represents the PostgreSQL function of the same name, taking the same parameters.
+var float4up = framework.Function1{
+	Name:       "float4up",
+	Return:     pgtypes.Float32,
+	Parameters: [1]*pgtypes.DoltgresType{pgtypes.Float32},
+	Strict:     true,
+	Callable: func(ctx *sql.Context, _ [2]*pgtypes.DoltgresType, val1 any) (any, error) {
+		return val1, nil
+	},
+}
+
+// float8up represents the PostgreSQL function of the same name, taking the same parameters.
+var float8up = framework.Function1{
+	Name:       "float8up",
+	Return:     pgtypes.Float64,
+	Parameters: [1]*pgtypes.DoltgresType{pgtypes.Float64},
+	Strict:     true,
+	Callable: func(ctx *sql.Context, _ [2]*pgtypes.DoltgresType, val1 any) (any, error) {
+		return val1, nil
+	},
+}
+
+// int2up represents the PostgreSQL function of the same name, taking the same parameters.
+var int2up = framework.Function1{
+	Name:       "int2up",
+	Return:     pgtypes.Int16,
+	Parameters: [1]*pgtypes.DoltgresType{pgtypes.Int16},
+	Strict:     true,
+	Callable: func(ctx *sql.Context, _ [2]*pgtypes.DoltgresType, val1 any) (any, error) {
+		return val1, nil
+	},
+}
+
+// int4up represents the PostgreSQL function of the same name, taking the same parameters.
+var int4up = framework.Function1{
+	Name:       "int4up",
+	Return:     pgtypes.Int32,
+	Parameters: [1]*pgtypes.DoltgresType{pgtypes.Int32},
+	Strict:     true,
+	Callable: func(ctx *sql.Context, _ [2]*pgtypes.DoltgresType, val1 any) (any, error) {
+		return val1, nil
+	},
+}
+
+// int8up represents the PostgreSQL function of the same name, taking the same parameters.
+var int8up = framework.Function1{
+	Name:       "int8up",
+	Return:     pgtypes.Int64,
+	Parameters: [1]*pgtypes.DoltgresType{pgtypes.Int64},
+	Strict:     true,
+	Callable: func(ctx *sql.Context, _ [2]*pgtypes.DoltgresType, val1 any) (any, error) {
+		return val1, nil
+	},
+}
+
+// numeric_uplus represents the PostgreSQL function of the same name, taking the same parameters.
+var numeric_uplus = framework.Function1{
+	Name:       "numeric_uplus",
+	Return:     pgtypes.Numeric,
+	Parameters: [1]*pgtypes.DoltgresType{pgtypes.Numeric},
+	Strict:     true,
+	Callable: func(ctx *sql.Context, _ [2]*pgtypes.DoltgresType, val1 any) (any, error) {
+		return val1, nil
+	},
+}