forked from pacedotdev/oto
/
example.go
57 lines (54 loc) · 1.34 KB
/
example.go
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package parser
import (
"encoding/json"
"fmt"
)
// Example generates an object that is a realistic example
// of this object.
// Examples are read from the docs.
// This is experimental.
func (d *Definition) Example(o Object) (map[string]interface{}, error) {
obj := make(map[string]interface{})
for _, field := range o.Fields {
if field.Type.IsObject {
subobj, err := d.Object(field.Type.CleanObjectName)
if err != nil {
if err == ErrNotFound {
continue
}
return nil, fmt.Errorf("Object(%q): %w", field.Type.CleanObjectName, err)
}
if subobj.Name == o.Name {
obj[field.NameLowerSnake] = struct{}{}
continue
}
example, err := d.Example(*subobj)
if err != nil {
return nil, err
}
obj[field.NameLowerSnake] = example
if field.Type.Multiple {
// turn it into an array
obj[field.NameLowerSnake] = []interface{}{obj[field.NameLowerSnake]}
}
continue
}
obj[field.NameLowerSnake] = field.Example
if field.Type.Multiple {
// turn it into an array
obj[field.NameLowerSnake] = []interface{}{field.Example, field.Example, field.Example}
}
}
return obj, nil
}
func (d *Definition) ExampleJSON(o Object) ([]byte, error) {
data, err := d.Example(o)
if err != nil {
return nil, err
}
dataJSON, err := json.Marshal(data)
if err != nil {
return nil, err
}
return dataJSON, nil
}