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Fixed typos in src/string/isogram.rs #946

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Fixed typos in src/string/isogram.rs #946

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4 changes: 2 additions & 2 deletions src/string/isogram.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -56,7 +56,7 @@ fn count_letters(s: &str) -> Result<HashMap<char, usize>, IsogramError> {
/// # Return
///
/// - `Ok(true)` if all characters appear only once, or `Ok(false)` if any character appears more than once.
/// - `Err(IsogramError::NonAlphabeticCharacter) if the input contains any non-alphabetic characters.
/// - `Err(IsogramError::NonAlphabeticCharacter)` if the input contains any non-alphabetic characters.
pub fn is_isogram(s: &str) -> Result<bool, IsogramError> {
let letter_counts = count_letters(s)?;
Ok(letter_counts.values().all(|&count| count == 1))
Expand Down Expand Up @@ -89,7 +89,7 @@ mod tests {
isogram_sentences: ("The big dwarf only jumps", Ok(true)),
isogram_french: ("Lampez un fort whisky", Ok(true)),
isogram_portuguese: ("Velho traduz sim", Ok(true)),
isogram_spanis: ("Centrifugadlos", Ok(true)),
isogram_spanish: ("Centrifugadlos", Ok(true)),
invalid_isogram_with_repeated_char: ("hello", Ok(false)),
invalid_isogram_with_numbers: ("abc123", Err(IsogramError::NonAlphabeticCharacter)),
invalid_isogram_with_special_char: ("abc!", Err(IsogramError::NonAlphabeticCharacter)),
Expand Down