Use Go 1.13 errors instead of xerrors

float8.go

@@ -3,11 +3,11 @@ package pgtype
 import (
 	"database/sql/driver"
 	"encoding/binary"
+	"fmt"
 	"math"
 	"strconv"
 
 	"github.com/jackc/pgio"
-	errors "golang.org/x/xerrors"
 )
 
 type Float8 struct {
@@ -50,28 +50,28 @@ func (dst *Float8) Set(src interface{}) error {
 		if int64(f64) == value {
 			*dst = Float8{Float: f64, Status: Present}
 		} else {
-			return errors.Errorf("%v cannot be exactly represented as float64", value)
+			return fmt.Errorf("%v cannot be exactly represented as float64", value)
 		}
 	case uint64:
 		f64 := float64(value)
 		if uint64(f64) == value {
 			*dst = Float8{Float: f64, Status: Present}
 		} else {
-			return errors.Errorf("%v cannot be exactly represented as float64", value)
+			return fmt.Errorf("%v cannot be exactly represented as float64", value)
 		}
 	case int:
 		f64 := float64(value)
 		if int(f64) == value {
 			*dst = Float8{Float: f64, Status: Present}
 		} else {
-			return errors.Errorf("%v cannot be exactly represented as float64", value)
+			return fmt.Errorf("%v cannot be exactly represented as float64", value)
 		}
 	case uint:
 		f64 := float64(value)
 		if uint(f64) == value {
 			*dst = Float8{Float: f64, Status: Present}
 		} else {
-			return errors.Errorf("%v cannot be exactly represented as float64", value)
+			return fmt.Errorf("%v cannot be exactly represented as float64", value)
 		}
 	case string:
 		num, err := strconv.ParseFloat(value, 64)
@@ -161,7 +161,7 @@ func (dst *Float8) Set(src interface{}) error {
 		if originalSrc, ok := underlyingNumberType(src); ok {
 			return dst.Set(originalSrc)
 		}
-		return errors.Errorf("cannot convert %v to Float8", value)
+		return fmt.Errorf("cannot convert %v to Float8", value)
 	}
 
 	return nil
@@ -204,7 +204,7 @@ func (dst *Float8) DecodeBinary(ci *ConnInfo, src []byte) error {
 	}
 
 	if len(src) != 8 {
-		return errors.Errorf("invalid length for float4: %v", len(src))
+		return fmt.Errorf("invalid length for float4: %v", len(src))
 	}
 
 	n := int64(binary.BigEndian.Uint64(src))
@@ -256,7 +256,7 @@ func (dst *Float8) Scan(src interface{}) error {
 		return dst.DecodeText(nil, srcCopy)
 	}
 
-	return errors.Errorf("cannot scan %T", src)
+	return fmt.Errorf("cannot scan %T", src)
 }
 
 // Value implements the database/sql/driver Valuer interface.