fn split_first_space<'a>(s: String) -> Result<(String, String), ()> {
    let mut split_index = 0;
    // Iterate over characters in the string and update split_index
    for (i, c) in s.clone().chars().enumerate() {
        split_index = i;

        // If the character is whitespace, break
        match c {
            ' ' | '\t' | '\n' => break,
            _ => {}
        }
    }

    // If split_index is the last index in the string, return Err(())
    if split_index >= s.to_string().len() - 1 {
        return Err(())
    }
    // Otherwise, return the first and second half from the split index
    let head = &s.as_str()[..split_index];
    let tail = &s.as_str()[split_index..];
    return Ok((head.trim().to_string(), tail.trim().to_string()))
}
/// This function splits a string into two pieces at the first
/// instance of whitespace. If there is no white space in the string,
/// The function returns Err(()).
This function splits a string into two pieces at the first
instance of whitespace. If there is no white space in the string,
The function returns Err(()).
This function splits a string into two pieces at the first instance of whitespace . If there is no white space in the string The function returns Err (( )) .
fn split_first_space<'a>(s: String) -> Result<(String, String), ()> {
    let mut split_index = 0;
    // Iterate over characters in the string and update split_index
    for (i, c) in s.clone().chars().enumerate() {
        split_index = i;
        // If the character is whitespace, break
        match c {
            ' ' | '\t' | '\n' => break,
            _ => {}
        }
    }
    // If split_index is the last index in the string, return Err(())
    if split_index >= s.to_string().len() - 1 {
        return Err(())
    }
    // Otherwise, return the first and second half from the split index
    let head = &s.as_str()[..split_index];
    let tail = &s.as_str()[split_index..];
    return Ok((head.trim().to_string(), tail.trim().to_string()))
}
fn split_first_space < ' a > ( s : String ) -> Result < ( String , String ) , ( ) > { let mut split_index = 0 ; // Iterate over characters in the string and update split_index for ( i , c ) in s . clone ( ) . chars ( ) . enumerate ( ) { split_index = i ; // If the character is whitespace, break match c { ' ' | '\t' | '\n' => break , _ => { } } } // If split_index is the last index in the string, return Err(()) if split_index >= s . to_string ( ) . len ( ) - 1 { return Err ( ( ) ) } // Otherwise, return the first and second half from the split index let head = & s . as_str ( ) [ .. split_index ] ; let tail = & s . as_str ( ) [ split_index .. ] ; return Ok ( ( head . trim ( ) . to_string ( ) , tail . trim ( ) . to_string ( ) ) ) }
This function splits a string into two pieces at the first
instance of whitespace.
This function splits a string into two pieces at the first instance of whitespace .
s
String
s
String