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generate.go
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generate.go
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package generator
import (
"fmt"
"strings"
"github.com/dave/jennifer/jen"
"github.com/emp1re/goverter-test/builder"
"github.com/emp1re/goverter-test/config"
)
// Config the generate config.
type Config struct {
WorkingDir string
BuildConstraint string
}
// BuildSteps that'll used for generation.
var BuildSteps = []builder.Builder{
&builder.UseUnderlyingTypeMethods{},
&builder.SkipCopy{},
&builder.Agg{},
&builder.ItemToListRule{},
&builder.BasicTargetPointerRule{},
&builder.Pointer{},
&builder.SourcePointer{},
&builder.TargetPointer{},
&builder.Basic{},
&builder.Struct{},
&builder.List{},
&builder.Map{},
}
// Generate generates a jen.File containing converters.
func Generate(converters []*config.Converter, c Config) (map[string][]byte, error) {
manager := &fileManager{Files: map[string]*managedFile{}}
for _, v := range converters {
fmt.Println("v", v)
}
for _, converter := range converters {
jenFile, err := manager.Get(converter, c)
if err != nil {
return nil, err
}
if err := generateConverter(converter, c, jenFile); err != nil {
return nil, err
}
}
return manager.renderFiles()
}
func generateConverter(converter *config.Converter, c Config, f *jen.File) error {
gen := setupGenerator(converter)
cv := converter.Methods
for _, method := range cv {
if len(method.RawFieldSettings) != 0 {
split := strings.Split(method.RawFieldSettings[0], " ")
switch split[0] {
case "agg":
//if err := validateMethods(gen.lookup); err != nil {
// return err
//}
default:
if err := validateMethods(gen.lookup); err != nil {
return err
}
}
}
}
if len(converter.Comments) > 0 {
f.Comment(strings.Join(converter.Comments, "\n"))
}
f.Type().Id(converter.Name).Struct()
if err := gen.buildMethods(f); err != nil {
return err
}
return nil
}