ruby_inflector 0.0.10

use std::collections::HashSet;

use crate::case::class::to_class_case;

/// Demodulize a `&str`
///
/// ```
/// use ruby_inflector::string::demodulize::demodulize;
/// let mock_string: &str = "Bar";
/// let expected_string: String = "Bar".to_owned();
/// let asserted_string: String = demodulize(mock_string);
/// assert!(asserted_string == expected_string);
///
/// ```
/// ```
/// use ruby_inflector::string::demodulize::demodulize;
/// let mock_string: &str = "::Bar";
/// let expected_string: String = "Bar".to_owned();
/// let asserted_string: String = demodulize(mock_string);
/// assert!(asserted_string == expected_string);
///
/// ```
/// ```
/// use ruby_inflector::string::demodulize::demodulize;
/// let mock_string: &str = "Foo::Bar";
/// let expected_string: String = "Bar".to_owned();
/// let asserted_string: String = demodulize(mock_string);
/// assert!(asserted_string == expected_string);
///
/// ```
/// ```
/// use ruby_inflector::string::demodulize::demodulize;
/// let mock_string: &str = "Test::Foo::Bar";
/// let expected_string: String = "Bar".to_owned();
/// let asserted_string: String = demodulize(mock_string);
/// assert!(asserted_string == expected_string);
///
/// ```
pub fn demodulize(non_demodulize_string: &str) -> String {
    if non_demodulize_string.contains("::") {
        let split_string: Vec<&str> = non_demodulize_string.split("::").collect();
        to_class_case(split_string[split_string.len() - 1], &HashSet::new())
    } else {
        non_demodulize_string.to_owned()
    }
}