fn from_str()

in z3tracer/src/syntax.rs [354:370]

• 17 lines of code
• 2 McCabe index (conditional complexity)

    fn from_str(value: &str) -> Result<Self, Error> {
        match value.find('!') {
            None => {
                let mut lexer = crate::lexer::Lexer::new(None, value.as_ref());
                lexer.read_ident().map_err(|e| lexer.make_error(e))
            }
            Some(pos) => {
                // The extended syntax `foo#4!7` is meant to be used for testing and debugging.
                let mut lexer = crate::lexer::Lexer::new(None, &value.as_bytes()[0..pos]);
                let mut id = lexer.read_ident().map_err(|e| lexer.make_error(e))?;
                id.version = value[pos + 1..]
                    .parse()
                    .map_err(|e| lexer.make_error(RawError::InvalidInteger(e)))?;
                Ok(id)
            }
        }
    }