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util.go
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/
util.go
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package accessor
// Get finds a value from the object by the path.
func Get(i interface{}, path string) (interface{}, error) {
if path == "/" {
return i, nil
}
p, err := ParsePath(path)
if err != nil {
return nil, err
}
acc, err := NewAccessor(i)
if err != nil {
return nil, err
}
acc, err = acc.Get(p)
if err != nil {
return nil, err
}
return acc.Unwrap(), nil
}
// Update updates a value in the object by the path and returns updated object.
func Update(i interface{}, path string, value interface{}) (interface{}, error) {
if path == "/" {
return nil, NewInvalidPathError(path)
}
p, err := ParsePath(path)
if err != nil {
return nil, err
}
acc, err := NewAccessor(i)
if err != nil {
return nil, err
}
err = acc.Set(p, value)
if err != nil {
return nil, err
}
return acc.Unwrap(), nil
}