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* ✨ feat: proto to kcl_schema Signed-off-by: xiaok29 <1526783667@qq.com> * fix:add bool float type Signed-off-by: xiaok29 <1526783667@qq.com> * fix:line breaks on different platforms Signed-off-by: xiaok29 <1526783667@qq.com> * fix:line breaks on different platforms Signed-off-by: xiaok29 <1526783667@qq.com> * perf:use writeString splicing Signed-off-by: xiaok29 <1526783667@qq.com> * Update pkg/tools/gen/genkcl_proto.go Co-authored-by: Peefy <xpf6677@163.com> Signed-off-by: xiaok29 <1526783667@qq.com> * feat:read enum type Signed-off-by: xiaok29 <1526783667@qq.com> --------- Signed-off-by: xiaok29 <1526783667@qq.com> Co-authored-by: Peefy <xpf6677@163.com>
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,161 @@ | ||
| package gen | ||
|
|
||
| import ( | ||
| "bufio" | ||
| "bytes" | ||
| "fmt" | ||
| "io" | ||
| "runtime" | ||
| "strconv" | ||
| "strings" | ||
|
|
||
| "github.com/emicklei/proto" | ||
| ) | ||
|
|
||
| var defaultFieldTypeMap = map[string]string{ | ||
| "uint32": "int", | ||
| "uint64": "int", | ||
| "int32": "int", | ||
| "int64": "int", | ||
| "sint32": "int", | ||
| "sint64": "int", | ||
| "string": "str", | ||
| "google.protobuf.Any": "any", | ||
| "bool": "bool", | ||
| "float": "float", | ||
| "double": "float", | ||
| } | ||
|
|
||
| // genKclFromProtoData | ||
| func (k *kclGenerator) genKclFromProtoData(w io.Writer, filename string, src interface{}) error { | ||
| lineBreak := "\n" | ||
| if runtime.GOOS == "windows" { | ||
| lineBreak = "\r\n" | ||
| } | ||
|
|
||
| code, err := readSource(filename, src) | ||
| if err != nil { | ||
| return err | ||
| } | ||
|
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| parser := proto.NewParser(bytes.NewBuffer(code)) | ||
| definitions, err := parser.Parse() | ||
| if err != nil { | ||
| return fmt.Errorf(`error parsing proto file %v: %v`, filename, err) | ||
| } | ||
|
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| fieldTypeMap := k.genFieldTypeMap(definitions) | ||
| builder := bufio.NewWriter(w) | ||
| for _, definition := range definitions.Elements { | ||
| message, ok := definition.(*proto.Message) | ||
| if !ok { | ||
| continue | ||
| } | ||
|
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| builder.WriteString("schema ") | ||
| builder.WriteString(message.Name) | ||
| builder.WriteString(":") | ||
| builder.WriteString(lineBreak) | ||
|
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| for _, element := range message.Elements { | ||
| switch field := element.(type) { | ||
| case *proto.NormalField: | ||
| builder.WriteString(" ") | ||
| builder.WriteString(field.Name) | ||
| if field.Optional { | ||
| builder.WriteString("?") | ||
| } | ||
| builder.WriteString(": ") | ||
|
|
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| if field.Repeated { | ||
| builder.WriteString("[") | ||
| } | ||
|
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| fieldType, err := getFieldType(fieldTypeMap, field.Type) | ||
| if err != nil { | ||
| return err | ||
| } | ||
| builder.WriteString(fieldType) | ||
|
|
||
| if field.Repeated { | ||
| builder.WriteString("]") | ||
| } | ||
| builder.WriteString(lineBreak) | ||
|
|
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| case *proto.MapField: | ||
| builder.WriteString(" ") | ||
| builder.WriteString(field.Name) | ||
| builder.WriteString(": {") | ||
| keyType, err := getFieldType(fieldTypeMap, field.KeyType) | ||
| if err != nil { | ||
| return err | ||
| } | ||
| builder.WriteString(keyType) | ||
| builder.WriteString(":") | ||
| fieldType, err := getFieldType(fieldTypeMap, field.Type) | ||
| if err != nil { | ||
| return err | ||
| } | ||
| builder.WriteString(fieldType) | ||
| builder.WriteString("}") | ||
| builder.WriteString(lineBreak) | ||
| } | ||
| } | ||
|
|
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| builder.WriteString(lineBreak) | ||
| } | ||
|
|
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| if err = builder.Flush(); err != nil { | ||
| return err | ||
| } | ||
|
|
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| return nil | ||
| } | ||
|
|
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| // GenFieldTypeMap | ||
| func (k *kclGenerator) genFieldTypeMap(definitions *proto.Proto) map[string]string { | ||
| fieldTypeMap := make(map[string]string) | ||
| for key, value := range defaultFieldTypeMap { | ||
| fieldTypeMap[key] = value | ||
| } | ||
|
|
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| for _, definition := range definitions.Elements { | ||
| switch visitee := definition.(type) { | ||
| case *proto.Message: | ||
| fieldTypeMap[visitee.Name] = visitee.Name | ||
| case *proto.Enum: | ||
| var builder strings.Builder | ||
| elementsLen := len(visitee.Elements) - 1 | ||
| for i, e := range visitee.Elements { | ||
| v, ok := e.(*proto.EnumField) | ||
| if !ok { | ||
| continue | ||
| } | ||
|
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| value := fmt.Sprintf(`"%v"`, v.Name) | ||
| if k.opts.UseIntegersForNumbers { | ||
| value = strconv.Itoa(v.Integer) | ||
| } | ||
|
|
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| builder.WriteString(value) | ||
| if elementsLen > i { | ||
| builder.WriteString(` | `) | ||
| } | ||
|
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| fieldTypeMap[v.Name] = v.Name | ||
| } | ||
| fieldTypeMap[visitee.Name] = builder.String() | ||
| } | ||
| } | ||
|
|
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| return fieldTypeMap | ||
| } | ||
|
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| func getFieldType(fieldTypeMap map[string]string, fieldType string) (string, error) { | ||
| value, ok := fieldTypeMap[fieldType] | ||
| if !ok { | ||
| return "", fmt.Errorf(`this "%v" is not currently supported`, fieldType) | ||
| } | ||
|
|
||
| return value, nil | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,36 @@ | ||
| schema Person: | ||
| name: str | ||
| age: int | ||
| friends: [str] | ||
| movies: {str:Movie} | ||
| employee?: employee | ||
| company: Company | ||
| star_int?: int | ||
| star_map: {str:str} | ||
| inter: any | ||
|
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| schema Movie: | ||
| desc: str | ||
| size: int | ||
| kind: str | ||
| unknown1: any | ||
| unknown2: any | ||
|
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| schema employee: | ||
| name: str | ||
| age: int | ||
| friends: [str] | ||
| movies: {str:Movie} | ||
| bank_card: int | ||
| nationality: str | ||
| salary: float | ||
| age_double: float | ||
| is_married: bool | ||
| gender: "unknown" | "male" | "female" | ||
| gender_opt?: "unknown" | "male" | "female" | ||
|
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| schema Company: | ||
| name: str | ||
| employees: [employee] | ||
| persons?: Person | ||
|
|
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,54 @@ | ||
| syntax = "proto3"; | ||
| package test; | ||
| option go_package = "test"; | ||
|
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| import "google/protobuf/any.proto"; | ||
|
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|
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| message Person{ | ||
| string name = 1; | ||
| int64 age = 2; | ||
| repeated string friends = 3; | ||
| map<string,Movie> movies = 4; | ||
| optional employee employee = 6; | ||
| Company company = 7; | ||
| optional int32 star_int = 8; | ||
| map<string,string> star_map = 9; | ||
| google.protobuf.Any inter = 10; | ||
| } | ||
|
|
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| message Movie{ | ||
| string desc = 1; | ||
| int32 size = 2; | ||
| string kind = 3; | ||
| google.protobuf.Any unknown1 = 4; | ||
| google.protobuf.Any unknown2 = 5; | ||
| } | ||
|
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|
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| message employee{ | ||
| string name = 1; | ||
| uint32 age = 2; | ||
| repeated string friends = 3; | ||
| map<string,Movie> movies = 4; | ||
| int32 bank_card = 5; | ||
| string nationality = 6; | ||
| float salary = 7; | ||
| double age_double = 8; | ||
| bool is_married = 9; | ||
| gender gender = 10; | ||
| optional gender gender_opt = 10; | ||
| } | ||
|
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|
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| message Company{ | ||
| string name = 1; | ||
| repeated employee employees = 2; | ||
| optional Person persons = 3; | ||
| } | ||
|
|
||
| enum gender{ | ||
| unknown = 0; | ||
| male = 1; | ||
| female = 2; | ||
| } |
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