feat: initial commit

main.go

@@ -0,0 +1,120 @@
+package main
+
+import (
+	"encoding/json"
+	"errors"
+	"io/ioutil"
+	"log"
+	"os"
+)
+
+type Doc struct {
+	Name   string `json:"name"`
+	Import string `json:"import"`
+	Help   string `json:"help"`
+
+	API Object `json:"api"`
+}
+
+func main() {
+	data, err := ioutil.ReadAll(os.Stdin)
+	if err != nil {
+		log.Fatalln(err)
+	}
+
+	var d Doc
+	if err := json.Unmarshal(data, &d); err != nil {
+		log.Fatalln(err)
+	}
+
+	if _, err := render(d); err != nil {
+		log.Fatalln(err)
+	}
+}
+
+type Object struct {
+	Name string `json:"-"`
+	Help string `json:"help"`
+
+	// children
+	Fields Fields `json:"fields"`
+}
+
+type Fields map[string]Field
+
+func (fPtr *Fields) UnmarshalJSON(data []byte) error {
+	if *fPtr == nil {
+		*fPtr = make(Fields)
+	}
+	f := *fPtr
+
+	tmp := make(map[string]Field)
+	if err := json.Unmarshal(data, &tmp); err != nil {
+		return err
+	}
+
+	for k, v := range tmp {
+		switch {
+		case v.Function != nil:
+			v.Function.Name = k
+		case v.Object != nil:
+			v.Object.Name = k
+		case v.Value != nil:
+			v.Value.Name = k
+		}
+		f[k] = v
+	}
+
+	return nil
+}
+
+// Field represents any field of an object.
+type Field struct {
+	// Function value
+	Function *Function `json:"function,omitempty"`
+	// Object value
+	Object *Object `json:"object,omitempty"`
+	// Any other value
+	Value *Value `json:"value,omitempty"`
+}
+
+func (o Field) MarshalJSON() ([]byte, error) {
+	if o.Function == nil && o.Object == nil && o.Value == nil {
+		return nil, errors.New("field has no value")
+	}
+
+	type fake Field
+	return json.Marshal(fake(o))
+}
+
+type Function struct {
+	Name string `json:"-"`
+	Help string `json:"help"`
+
+	Args []Argument `json:"args,omitempty"`
+}
+
+type Type string
+
+const (
+	TypeString = "string"
+	TypeNumber = "number"
+	TypeBool   = "boolean"
+	TypeObject = "object"
+	TypeArray  = "array"
+	TypeAny    = "any"
+	TypeFunc   = "function"
+)
+
+type Value struct {
+	Name string `json:"-"`
+	Help string `json:"help"`
+
+	Type Type `json:"type"`
+}
+
+type Argument struct {
+	Type    Type        `json:"type"`
+	Name    string      `json:"name"`
+	Default interface{} `json:"default"`
+}