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Generator cleanup.

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This commit is contained in:
go-jet 2019-06-23 18:55:57 +02:00
parent ee5d526d26
commit a44bd85d32
22 changed files with 97 additions and 92 deletions
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2
README.md
View file

@ -1,4 +1,4 @@
# Jet Sql Builder for Postgresql(soon MySql and OracleSql)
# Jet - Sql Builder for Postgresql
[![CircleCI](https://circleci.com/gh/go-jet/jet/tree/develop.svg?style=svg&circle-token=97f255c6a4a3ab6590ea2e9195eb3ebf9f97b4a7)](https://circleci.com/gh/go-jet/jet/tree/develop)

10
cmd/generator/main.go → cmd/jetgen/main.go
View file

@ -3,7 +3,7 @@ package main
import (
"flag"
"fmt"
"github.com/go-jet/jet/generator"
"github.com/go-jet/jet/generator/postgresgen"
"os"
)
@ -38,7 +38,7 @@ func init() {
func main() {
genData := generator.GeneratorData{
genData := postgresgen.DBConnection{
Host: host,
Port: port,
User: user,
@ -50,14 +50,10 @@ func main() {
SchemaName: schemaName,
}
fmt.Println(destDir, genData)
err := generator.Generate(destDir, genData)
err := postgresgen.Generate(destDir, genData)
if err != nil {
fmt.Println(err.Error())
os.Exit(-1)
}
fmt.Println("SUCCESS")
}

8
delete_statement.go
View file

@ -72,18 +72,18 @@ func (d *deleteStatementImpl) DebugSql() (query string, err error) {
return DebugSql(d)
}
func (d *deleteStatementImpl) Query(db execution.Db, destination interface{}) error {
func (d *deleteStatementImpl) Query(db execution.DB, destination interface{}) error {
return Query(d, db, destination)
}
func (d *deleteStatementImpl) QueryContext(db execution.Db, context context.Context, destination interface{}) error {
func (d *deleteStatementImpl) QueryContext(db execution.DB, context context.Context, destination interface{}) error {
return QueryContext(d, db, context, destination)
}
func (d *deleteStatementImpl) Exec(db execution.Db) (res sql.Result, err error) {
func (d *deleteStatementImpl) Exec(db execution.DB) (res sql.Result, err error) {
return Exec(d, db)
}
func (d *deleteStatementImpl) ExecContext(db execution.Db, context context.Context) (res sql.Result, err error) {
func (d *deleteStatementImpl) ExecContext(db execution.DB, context context.Context) (res sql.Result, err error) {
return ExecContext(d, db, context)
}

2
execution/db.go
View file

@ -5,7 +5,7 @@ import (
"database/sql"
)
type Db interface {
type DB interface {
Exec(query string, args ...interface{}) (sql.Result, error)
ExecContext(ctx context.Context, query string, args ...interface{}) (sql.Result, error)
Query(query string, args ...interface{}) (*sql.Rows, error)

15
execution/execution.go
View file

@ -6,6 +6,7 @@ import (
"database/sql/driver"
"errors"
"fmt"
"github.com/go-jet/jet/execution/internal"
"github.com/serenize/snaker"
"reflect"
"strconv"
@ -13,7 +14,7 @@ import (
"time"
)
func Query(db Db, context context.Context, query string, args []interface{}, destinationPtr interface{}) error {
func Query(db DB, context context.Context, query string, args []interface{}, destinationPtr interface{}) error {
if destinationPtr == nil {
return errors.New("Destination is nil. ")
@ -54,7 +55,7 @@ func Query(db Db, context context.Context, query string, args []interface{}, des
}
}
func queryToSlice(db Db, ctx context.Context, query string, args []interface{}, slicePtr interface{}) error {
func queryToSlice(db DB, ctx context.Context, query string, args []interface{}, slicePtr interface{}) error {
if db == nil {
return errors.New("db is nil")
}
@ -494,15 +495,15 @@ func createScanValue(columnTypes []*sql.ColumnType) []interface{} {
return values
}
var nullFloatType = reflect.TypeOf(NullFloat32{})
var nullFloatType = reflect.TypeOf(internal.NullFloat32{})
var nullFloat64Type = reflect.TypeOf(sql.NullFloat64{})
var nullInt16Type = reflect.TypeOf(NullInt16{})
var nullInt32Type = reflect.TypeOf(NullInt32{})
var nullInt16Type = reflect.TypeOf(internal.NullInt16{})
var nullInt32Type = reflect.TypeOf(internal.NullInt32{})
var nullInt64Type = reflect.TypeOf(sql.NullInt64{})
var nullStringType = reflect.TypeOf(sql.NullString{})
var nullBoolType = reflect.TypeOf(sql.NullBool{})
var nullTimeType = reflect.TypeOf(NullTime{})
var nullByteArrayType = reflect.TypeOf(NullByteArray{})
var nullTimeType = reflect.TypeOf(internal.NullTime{})
var nullByteArrayType = reflect.TypeOf(internal.NullByteArray{})
func newScanType(columnType *sql.ColumnType) reflect.Type {
switch columnType.DatabaseTypeName() {

2
execution/null_types.go → execution/internal/null_types.go
View file

@ -1,4 +1,4 @@
package execution
package internal
import (
"database/sql/driver"

0
generator/metadata/meta_data.go → generator/internal/metadata/meta_data.go
View file

0
generator/postgres-metadata/column_info.go → generator/internal/metadata/postgres-metadata/column_info.go
View file

5
generator/postgres-metadata/enum_info.go → generator/internal/metadata/postgres-metadata/enum_info.go
View file

@ -2,8 +2,7 @@ package postgres_metadata
import (
"database/sql"
"fmt"
"github.com/go-jet/jet/generator/metadata"
"github.com/go-jet/jet/generator/internal/metadata"
)
type EnumInfo struct {
@ -63,7 +62,5 @@ ORDER BY n.nspname, t.typname, e.enumsortorder;`
})
}
fmt.Println("FOUND", len(ret), " enums")
return ret, nil
}

5
generator/postgres-metadata/schema_info.go → generator/internal/metadata/postgres-metadata/schema_info.go
View file

@ -2,8 +2,7 @@ package postgres_metadata
import (
"database/sql"
"fmt"
"github.com/go-jet/jet/generator/metadata"
"github.com/go-jet/jet/generator/internal/metadata"
)
type SchemaInfo struct {
@ -65,8 +64,6 @@ where table_catalog = $1 and table_schema = $2 and table_type = 'BASE TABLE';
ret = append(ret, tableInfo)
}
fmt.Println("FOUND", len(ret), "tables")
err = rows.Err()
if err != nil {

0
generator/postgres-metadata/table_info.go → generator/internal/metadata/postgres-metadata/table_info.go
View file

14
generator/utils.go → generator/internal/utils/utils.go
View file

@ -1,4 +1,4 @@
package generator
package utils
import (
"bytes"
@ -11,7 +11,7 @@ import (
"time"
)
func saveGoFile(dirPath, fileName string, text []byte) error {
func SaveGoFile(dirPath, fileName string, text []byte) error {
newGoFilePath := filepath.Join(dirPath, fileName) + ".go"
file, err := os.Create(newGoFilePath)
@ -36,7 +36,7 @@ func saveGoFile(dirPath, fileName string, text []byte) error {
return nil
}
func ensureDirPath(dirPath string) error {
func EnsureDirPath(dirPath string) error {
if _, err := os.Stat(dirPath); os.IsNotExist(err) {
err := os.MkdirAll(dirPath, os.ModePerm)
@ -48,7 +48,7 @@ func ensureDirPath(dirPath string) error {
return nil
}
func generateTemplate(templateText string, templateData interface{}) ([]byte, error) {
func GenerateTemplate(templateText string, templateData interface{}) ([]byte, error) {
t, err := template.New("sqlBuilderTableTemplate").Funcs(template.FuncMap{
"camelize": func(txt string) string {
@ -71,8 +71,8 @@ func generateTemplate(templateText string, templateData interface{}) ([]byte, er
return buf.Bytes(), nil
}
func cleanUpGeneratedFiles(dir string) error {
exist, err := dirExists(dir)
func CleanUpGeneratedFiles(dir string) error {
exist, err := DirExists(dir)
if err != nil {
return err
@ -89,7 +89,7 @@ func cleanUpGeneratedFiles(dir string) error {
return nil
}
func dirExists(path string) (bool, error) {
func DirExists(path string) (bool, error) {
_, err := os.Stat(path)
if err == nil {
return true, nil

58
generator/generator.go → generator/postgresgen/generator.go
View file

@ -1,16 +1,17 @@
package generator
package postgresgen
import (
"database/sql"
"fmt"
"github.com/go-jet/jet/generator/metadata"
"github.com/go-jet/jet/generator/postgres-metadata"
"github.com/go-jet/jet/generator/internal/metadata"
"github.com/go-jet/jet/generator/internal/metadata/postgres-metadata"
"github.com/go-jet/jet/generator/internal/utils"
_ "github.com/lib/pq"
"path"
"path/filepath"
)
type GeneratorData struct {
type DBConnection struct {
Host string
Port string
User string
@ -22,11 +23,13 @@ type GeneratorData struct {
SchemaName string
}
func Generate(destDir string, genData GeneratorData) error {
func Generate(destDir string, genData DBConnection) error {
connectionString := fmt.Sprintf("host=%s port=%s user=%s password=%s dbname=%s sslmode=%s %s",
genData.Host, genData.Port, genData.User, genData.Password, genData.DBName, genData.SslMode, genData.Params)
fmt.Println("Connecting to postgres database: " + connectionString)
db, err := sql.Open("postgres", connectionString)
if err != nil {
return err
@ -39,69 +42,80 @@ func Generate(destDir string, genData GeneratorData) error {
return err
}
err = cleanUpGeneratedFiles(path.Join(destDir, genData.DBName, genData.SchemaName))
if err != nil {
return err
}
fmt.Println("Retrieving schema information...")
schemaInfo, err := postgres_metadata.GetSchemaInfo(db, genData.DBName, genData.SchemaName)
if err != nil {
return err
}
fmt.Println(" FOUND", len(schemaInfo.TableInfos), " table(s), ", len(schemaInfo.EnumInfos), " enum(s)")
fmt.Println("Cleaning up destination directory...")
err = utils.CleanUpGeneratedFiles(path.Join(destDir, genData.DBName, genData.SchemaName))
if err != nil {
return err
}
fmt.Println("Generating table sql builder files...")
err = generate(schemaInfo, destDir, "table", sqlBuilderTableTemplate, schemaInfo.TableInfos)
if err != nil {
return err
}
//err = generateDataModel(schemaInfo, destDir)
fmt.Println("Generating table model files...")
err = generate(schemaInfo, destDir, "model", dataModelTemplate, schemaInfo.TableInfos)
if err != nil {
return err
}
err = generate(schemaInfo, destDir, "model", enumModelTemplate, schemaInfo.EnumInfos)
if err != nil {
return err
}
if len(schemaInfo.EnumInfos) > 0 {
fmt.Println("Generating enum sql builder files...")
err = generate(schemaInfo, destDir, "enum", enumTypeTemplate, schemaInfo.EnumInfos)
if err != nil {
return err
}
fmt.Println("Generating enum model files...")
err = generate(schemaInfo, destDir, "model", enumModelTemplate, schemaInfo.EnumInfos)
if err != nil {
return err
}
}
fmt.Println("Done")
return nil
}
func generate(schemaInfo postgres_metadata.SchemaInfo, dirPath, packageName string, template string, metaDataList []metadata.MetaData) error {
modelDirPath := filepath.Join(dirPath, schemaInfo.DatabaseName, schemaInfo.Name, packageName)
err := ensureDirPath(modelDirPath)
err := utils.EnsureDirPath(modelDirPath)
if err != nil {
return err
}
autoGenWarning, err := generateTemplate(autoGenWarningTemplate, nil)
autoGenWarning, err := utils.GenerateTemplate(autoGenWarningTemplate, nil)
if err != nil {
return err
}
for _, metaData := range metaDataList {
text, err := generateTemplate(template, metaData)
text, err := utils.GenerateTemplate(template, metaData)
if err != nil {
return err
}
err = saveGoFile(modelDirPath, metaData.Name(), append(autoGenWarning, text...))
err = utils.SaveGoFile(modelDirPath, metaData.Name(), append(autoGenWarning, text...))
if err != nil {
return err

2
generator/templates.go → generator/postgresgen/templates.go
View file

@ -1,4 +1,4 @@
package generator
package postgresgen
var autoGenWarningTemplate = `
//

8
insert_statement.go
View file

@ -146,18 +146,18 @@ func (i *insertStatementImpl) Sql() (sql string, args []interface{}, err error)
return
}
func (i *insertStatementImpl) Query(db execution.Db, destination interface{}) error {
func (i *insertStatementImpl) Query(db execution.DB, destination interface{}) error {
return Query(i, db, destination)
}
func (i *insertStatementImpl) QueryContext(db execution.Db, context context.Context, destination interface{}) error {
func (i *insertStatementImpl) QueryContext(db execution.DB, context context.Context, destination interface{}) error {
return QueryContext(i, db, context, destination)
}
func (i *insertStatementImpl) Exec(db execution.Db) (res sql.Result, err error) {
func (i *insertStatementImpl) Exec(db execution.DB) (res sql.Result, err error) {
return Exec(i, db)
}
func (i *insertStatementImpl) ExecContext(db execution.Db, context context.Context) (res sql.Result, err error) {
func (i *insertStatementImpl) ExecContext(db execution.DB, context context.Context) (res sql.Result, err error) {
return ExecContext(i, db, context)
}

8
lock_statement.go
View file

@ -93,18 +93,18 @@ func (l *lockStatementImpl) Sql() (query string, args []interface{}, err error)
return
}
func (l *lockStatementImpl) Query(db execution.Db, destination interface{}) error {
func (l *lockStatementImpl) Query(db execution.DB, destination interface{}) error {
return Query(l, db, destination)
}
func (l *lockStatementImpl) QueryContext(db execution.Db, context context.Context, destination interface{}) error {
func (l *lockStatementImpl) QueryContext(db execution.DB, context context.Context, destination interface{}) error {
return QueryContext(l, db, context, destination)
}
func (l *lockStatementImpl) Exec(db execution.Db) (sql.Result, error) {
func (l *lockStatementImpl) Exec(db execution.DB) (sql.Result, error) {
return Exec(l, db)
}
func (l *lockStatementImpl) ExecContext(db execution.Db, context context.Context) (res sql.Result, err error) {
func (l *lockStatementImpl) ExecContext(db execution.DB, context context.Context) (res sql.Result, err error) {
return ExecContext(l, db, context)
}

8
select_statement.go
View file

@ -289,18 +289,18 @@ func (s *selectLockImpl) serialize(statement statementType, out *queryData, opti
return nil
}
func (s *selectStatementImpl) Query(db execution.Db, destination interface{}) error {
func (s *selectStatementImpl) Query(db execution.DB, destination interface{}) error {
return Query(s, db, destination)
}
func (s *selectStatementImpl) QueryContext(db execution.Db, context context.Context, destination interface{}) error {
func (s *selectStatementImpl) QueryContext(db execution.DB, context context.Context, destination interface{}) error {
return QueryContext(s, db, context, destination)
}
func (s *selectStatementImpl) Exec(db execution.Db) (res sql.Result, err error) {
func (s *selectStatementImpl) Exec(db execution.DB) (res sql.Result, err error) {
return Exec(s, db)
}
func (s *selectStatementImpl) ExecContext(db execution.Db, context context.Context) (res sql.Result, err error) {
func (s *selectStatementImpl) ExecContext(db execution.DB, context context.Context) (res sql.Result, err error) {
return ExecContext(s, db, context)
}

8
set_statement.go
View file

@ -203,18 +203,18 @@ func (s *setStatementImpl) DebugSql() (query string, err error) {
return DebugSql(s)
}
func (s *setStatementImpl) Query(db execution.Db, destination interface{}) error {
func (s *setStatementImpl) Query(db execution.DB, destination interface{}) error {
return Query(s, db, destination)
}
func (s *setStatementImpl) QueryContext(db execution.Db, context context.Context, destination interface{}) error {
func (s *setStatementImpl) QueryContext(db execution.DB, context context.Context, destination interface{}) error {
return QueryContext(s, db, context, destination)
}
func (s *setStatementImpl) Exec(db execution.Db) (res sql.Result, err error) {
func (s *setStatementImpl) Exec(db execution.DB) (res sql.Result, err error) {
return Exec(s, db)
}
func (s *setStatementImpl) ExecContext(db execution.Db, context context.Context) (res sql.Result, err error) {
func (s *setStatementImpl) ExecContext(db execution.DB, context context.Context) (res sql.Result, err error) {
return ExecContext(s, db, context)
}

16
statement.go
View file

@ -14,11 +14,11 @@ type Statement interface {
DebugSql() (query string, err error)
Query(db execution.Db, destination interface{}) error
QueryContext(db execution.Db, context context.Context, destination interface{}) error
Query(db execution.DB, destination interface{}) error
QueryContext(db execution.DB, context context.Context, destination interface{}) error
Exec(db execution.Db) (sql.Result, error)
ExecContext(db execution.Db, context context.Context) (sql.Result, error)
Exec(db execution.DB) (sql.Result, error)
ExecContext(db execution.DB, context context.Context) (sql.Result, error)
}
func DebugSql(statement Statement) (string, error) {
@ -38,7 +38,7 @@ func DebugSql(statement Statement) (string, error) {
return debugSqlQuery, nil
}
func Query(statement Statement, db execution.Db, destination interface{}) error {
func Query(statement Statement, db execution.DB, destination interface{}) error {
query, args, err := statement.Sql()
if err != nil {
@ -48,7 +48,7 @@ func Query(statement Statement, db execution.Db, destination interface{}) error
return execution.Query(db, context.Background(), query, args, destination)
}
func QueryContext(statement Statement, db execution.Db, context context.Context, destination interface{}) error {
func QueryContext(statement Statement, db execution.DB, context context.Context, destination interface{}) error {
query, args, err := statement.Sql()
if err != nil {
@ -58,7 +58,7 @@ func QueryContext(statement Statement, db execution.Db, context context.Context,
return execution.Query(db, context, query, args, destination)
}
func Exec(statement Statement, db execution.Db) (res sql.Result, err error) {
func Exec(statement Statement, db execution.DB) (res sql.Result, err error) {
query, args, err := statement.Sql()
if err != nil {
@ -68,7 +68,7 @@ func Exec(statement Statement, db execution.Db) (res sql.Result, err error) {
return db.Exec(query, args...)
}
func ExecContext(statement Statement, db execution.Db, context context.Context) (res sql.Result, err error) {
func ExecContext(statement Statement, db execution.DB, context context.Context) (res sql.Result, err error) {
query, args, err := statement.Sql()
if err != nil {

2
tests/chinook_db_test.go
View file

@ -91,7 +91,7 @@ func TestJoinEverything(t *testing.T) {
Customer struct { // customer data for invoice
model.Customer
Employee *struct {
Employee *struct { // employee data for customer if exists
model.Employee
Manager *model.Employee

4
tests/init/init.go
View file

@ -3,7 +3,7 @@ package main
import (
"database/sql"
"fmt"
"github.com/go-jet/jet/generator"
postgres_generator "github.com/go-jet/jet/generator/postgresgen"
"github.com/go-jet/jet/tests/dbconfig"
"io/ioutil"
)
@ -33,7 +33,7 @@ func main() {
_, err = db.Exec(string(testSampleSql))
err = generator.Generate("./.test_files", generator.GeneratorData{
err = postgres_generator.Generate("./.test_files", postgres_generator.DBConnection{
Host: dbconfig.Host,
Port: "5432",
User: dbconfig.User,

8
update_statement.go
View file

@ -139,18 +139,18 @@ func (u *updateStatementImpl) DebugSql() (query string, err error) {
return DebugSql(u)
}
func (u *updateStatementImpl) Query(db execution.Db, destination interface{}) error {
func (u *updateStatementImpl) Query(db execution.DB, destination interface{}) error {
return Query(u, db, destination)
}
func (u *updateStatementImpl) QueryContext(db execution.Db, context context.Context, destination interface{}) error {
func (u *updateStatementImpl) QueryContext(db execution.DB, context context.Context, destination interface{}) error {
return QueryContext(u, db, context, destination)
}
func (u *updateStatementImpl) Exec(db execution.Db) (res sql.Result, err error) {
func (u *updateStatementImpl) Exec(db execution.DB) (res sql.Result, err error) {
return Exec(u, db)
}
func (u *updateStatementImpl) ExecContext(db execution.Db, context context.Context) (res sql.Result, err error) {
func (u *updateStatementImpl) ExecContext(db execution.DB, context context.Context) (res sql.Result, err error) {
return ExecContext(u, db, context)
}