Method repeat

wasm-pdk/example/src/lib.rs:67–72

(&self, n: i64)

    }

    pub fn repeat(&self, n: i64) -> Result<String> {
        if n < 0 {
            return Err(Error::Value("repeat count must be non-negative".to_string()));
        }
        Ok(self.parts.join("-").repeat(n as usize))
    }

    pub fn total_len(&self) -> i64 {
        self.parts.iter().map(|p| p.len() as i64).sum()