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// SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
package convert
import (
"fmt"
"reflect"
"github.com/spdx/tools-golang/spdx/common"
)
// FromPtr accepts a document or a document pointer and returns the direct struct reference
func FromPtr(doc common.AnyDocument) common.AnyDocument {
value := reflect.ValueOf(doc)
for value.Type().Kind() == reflect.Ptr {
value = value.Elem()
}
return value.Interface()
}
func IsPtr(obj common.AnyDocument) bool {
t := reflect.TypeOf(obj)
if t.Kind() == reflect.Interface {
t = t.Elem()
}
return t.Kind() == reflect.Ptr
}
func Describe(o interface{}) string {
value := reflect.ValueOf(o)
typ := value.Type()
prefix := ""
for typ.Kind() == reflect.Ptr {
prefix += "*"
value = value.Elem()
typ = value.Type()
}
str := limit(fmt.Sprintf("%+v", value.Interface()), 300)
name := fmt.Sprintf("%s.%s%s", typ.PkgPath(), prefix, typ.Name())
return fmt.Sprintf("%s: %s", name, str)
}
func limit(text string, length int) string {
if length <= 0 || len(text) <= length+3 {
return text
}
r := []rune(text)
r = r[:length]
return string(r) + "..."
}
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