format code (#884)

tools/goctl/model/sql/builderx/builder.go

@@ -122,7 +122,7 @@ func RawFieldNames(in interface{}, postgresSql ...bool) []string {
 }
 
 func PostgreSqlJoin(elems []string) string {
-	var b = new(strings.Builder)
+	b := new(strings.Builder)
 	for index, e := range elems {
 		b.WriteString(fmt.Sprintf("%s = $%d, ", e, index+1))
 	}

tools/goctl/model/sql/gen/keys.go

@@ -50,7 +50,7 @@ func genCacheKeys(table parser.Table) (Key, []Key) {
 	return primaryKey, uniqueKey
 }
 
-func genCacheKey(db stringx.String, table stringx.String, in []*parser.Field) Key {
+func genCacheKey(db, table stringx.String, in []*parser.Field) Key {
 	var (
 		varLeftJoin, varRightJon, fieldNameJoin Join
 		varLeft, varRight, varExpression        string

tools/goctl/model/sql/model/postgresqlmodel.go

@@ -7,16 +7,14 @@ import (
 	"github.com/tal-tech/go-zero/core/stores/sqlx"
 )
 
-var (
-	p2m = map[string]string{
-		"int8":    "bigint",
-		"numeric": "bigint",
-		"float8":  "double",
-		"float4":  "float",
-		"int2":    "smallint",
-		"int4":    "integer",
-	}
-)
+var p2m = map[string]string{
+	"int8":    "bigint",
+	"numeric": "bigint",
+	"float8":  "double",
+	"float4":  "float",
+	"int2":    "smallint",
+	"int4":    "integer",
+}
 
 // PostgreSqlModel gets table information from information_schema、pg_catalog
 type PostgreSqlModel struct {
@@ -173,7 +171,7 @@ func (m *PostgreSqlModel) getIndex(schema, table string) (map[string][]*DbIndex,
 	if err != nil {
 		return nil, err
 	}
-	var index = make(map[string][]*DbIndex)
+	index := make(map[string][]*DbIndex)
 	for _, e := range indexes {
 		if e.IsPrimary.Bool {
 			index[e.ColumnName.String] = append(index[e.ColumnName.String], &DbIndex{

tools/goctl/model/sql/parser/parser.go

@@ -47,7 +47,7 @@ type (
 )
 
 // Parse parses ddl into golang structure
-func Parse(filename string, database string) ([]*Table, error) {
+func Parse(filename, database string) ([]*Table, error) {
 	p := parser.NewParser()
 	tables, err := p.From(filename)
 	if err != nil {
@@ -146,7 +146,7 @@ func Parse(filename string, database string) ([]*Table, error) {
 
 		list = append(list, &Table{
 			Name:        stringx.From(e.Name),
-			Db: 		 stringx.From(database),
+			Db:          stringx.From(database),
 			PrimaryKey:  primaryKey,
 			UniqueIndex: uniqueIndex,
 			Fields:      fields,