fn payload()

in lambda-http/src/ext.rs [248:271]
23 lines of code
4 McCabe index (conditional complexity)

    fn payload<D>(&self) -> Result<Option<D>, PayloadError>
    where
        for<'de> D: Deserialize<'de>,
    {
        self.headers()
            .get(http::header::CONTENT_TYPE)
            .map(|ct| match ct.to_str() {
                Ok(content_type) => {
                    if content_type.starts_with("application/x-www-form-urlencoded") {
                        return serde_urlencoded::from_bytes::<D>(self.body().as_ref())
                            .map_err(PayloadError::WwwFormUrlEncoded)
                            .map(Some);
                    } else if content_type.starts_with("application/json") {
                        return serde_json::from_slice::<D>(self.body().as_ref())
                            .map_err(PayloadError::Json)
                            .map(Some);
                    }

                    Ok(None)
                }
                _ => Ok(None),
            })
            .unwrap_or_else(|| Ok(None))
    }