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generator.go
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/
generator.go
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package generator
import (
"bytes"
goformat "go/format"
"strings"
"text/template"
"github.com/zeromicro/go-zero/core/logx"
"github.com/zeromicro/go-zero/tools/goctl/api/spec"
"github.com/zeromicro/go-zero/tools/goctl/api/util"
"github.com/zeromicro/go-zero/tools/goctl/util/format"
"github.com/zeromicro/go-zero/tools/goctl/util/pathx"
)
type (
fileGenConfig struct {
dir string
subDir string
filename string
templateName string
builtinTemplate string
data interface{}
}
groupBase struct {
groupName string
dirPath string
pkgName string
}
)
func genFile(c fileGenConfig) error {
fp, created, err := util.MaybeCreateFile(c.dir, c.subDir, c.filename)
if err != nil {
return err
}
if !created {
return nil
}
defer fp.Close()
// 暂时不支持自定义模板
text := c.builtinTemplate
t := template.Must(template.New(c.templateName).Parse(text))
buffer := new(bytes.Buffer)
err = t.Execute(buffer, c.data)
if err != nil {
return err
}
code := formatCode(buffer.String())
_, err = fp.WriteString(code)
return err
}
func formatCode(code string) string {
ret, err := goformat.Source([]byte(code))
if err != nil {
return code
}
return string(ret)
}
// parseGroupName 解析 Group 所属的 subDir 和 pkgName
func parseGroupName(groupName, defaultDir, defaultPkgName string) (i groupBase) {
if groupName == "" {
i.groupName = ""
i.dirPath = defaultDir
i.pkgName = defaultPkgName
return
}
fmtName, err := format.FileNamingFormat(dirFmt, groupName)
logx.Must(err)
i.groupName = groupName
i.dirPath = pathx.JoinPackages(defaultDir, fmtName)
i.pkgName = fmtName[strings.LastIndex(fmtName, "/")+1:]
return
}
func getHandlerBaseName(route spec.Route) string {
handler := route.Handler
handler = strings.TrimSpace(handler)
handler = strings.TrimSuffix(handler, "handler")
handler = strings.TrimSuffix(handler, "Handler")
return handler
}
func getLogicName(route spec.Route) string {
return getHandlerBaseName(route) + "Logic"
}
func getHandlerName(route spec.Route) string {
return getHandlerBaseName(route) + "Handle"
}
func getTypesImportAlias(pkg groupBase) string {
if pkg.dirPath == typesPacket {
return ""
}
return pkg.pkgName + typePkgAlias + " "
}
func getTypesUseAlias(pkg groupBase) string {
if pkg.dirPath == typesPacket {
return typesPacket + "."
}
return pkg.pkgName + typePkgAlias + "."
}
func parseComment(r spec.Route) string {
if r.AtDoc.Text != "" {
return strings.Trim(r.AtDoc.Text, "\"")
}
if len(r.HandlerDoc) != 0 {
str := ""
for _, d := range r.HandlerDoc {
str += strings.ReplaceAll(strings.ReplaceAll(strings.ReplaceAll(strings.ReplaceAll(d, "/", ""), "*", ""), "\n", ""), "\t", "")
}
return str
}
return ""
}