Function smart_read::read_string

source · 
pub fn read_string(input: &mut Input) -> BoxResult<String>
Expand description

Utility function, mostly for internal use

Examples found in repository?
examples/custom_readline.rs (line 27)
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	fn try_read_line(&self, mut read_data: TryReadArgs<Self::Output>) -> smart_read::BoxResult<Self::Output> {
		assert!(read_data.default.is_none());
		let prompt = read_data.prompt.unwrap_or_else(
			|| format!("Enter a password (must have {}+ characters and have {}+ digits): ", self.min_len, self.min_digits)
		);
		loop {
			
			print!("{prompt}");
			let password = read_string(&mut read_data.input)?;
			
			if password.len() < 10 {
				println!("Password must have at least 10 characters");
				continue;
			}
			if password.chars().filter(|c| c.is_digit(10)).count() < 1 {
				println!("Password must have at least 1 digit");
				continue;
			}
			
			return Ok(password)
			
		}
	}