pub fn reader(path: impl AsRef<Path>) -> Reader ⓘExpand description
Create an object to read from a file.
The path argument specifies the path to the file to read from. It may be
either a Path, a string, or any other type that can be converted (using
AsRef) to a Path. The file must already exist.
Panics if there is no file at path, or the file cannot be opened.