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drewdeponte/example_generic_iterator_type_problem.rs

Created September 6, 2017 22:30
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example_generic_iterator_type_problem.rs
fn get_possible_files_from_glob<T: Iterator<Item=Option<String>>>() -> Result<T, glob::PatternError> {
glob("**/*").map(|paths| paths.flat_map(identity).filter(|path| path.is_file()).map(|path_buf| path_buf.to_str()))
}
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