Function smart_read::read_string

source · 
pub fn read_string() -> BoxResult<String>
Expand description

small utility function, mostly for internal use

Examples found in repository?
examples/custom_readline.rs (line 23)
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	fn try_read_line(&self, prompt: Option<String>, default: Option<String>) -> smart_read::BoxResult<Self::Output> {
		assert!(default.is_none());
		let prompt = 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()?;
			
			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)
			
		}
	}