fn parse_url()

in src/azure/builder.rs [645:707]
60 lines of code
8 McCabe index (conditional complexity)

    fn parse_url(&mut self, url: &str) -> Result<()> {
        let parsed = Url::parse(url).map_err(|source| {
            let url = url.into();
            Error::UnableToParseUrl { url, source }
        })?;

        let host = parsed
            .host_str()
            .ok_or_else(|| Error::UrlNotRecognised { url: url.into() })?;

        let validate = |s: &str| match s.contains('.') {
            true => Err(Error::UrlNotRecognised { url: url.into() }),
            false => Ok(s.to_string()),
        };

        match parsed.scheme() {
            "az" | "adl" | "azure" => self.container_name = Some(validate(host)?),
            "abfs" | "abfss" => {
                // abfs(s) might refer to the fsspec convention abfs://<container>/<path>
                // or the convention for the hadoop driver abfs[s]://<file_system>@<account_name>.dfs.core.windows.net/<path>
                if parsed.username().is_empty() {
                    self.container_name = Some(validate(host)?);
                } else if let Some(a) = host.strip_suffix(".dfs.core.windows.net") {
                    self.container_name = Some(validate(parsed.username())?);
                    self.account_name = Some(validate(a)?);
                } else if let Some(a) = host.strip_suffix(".dfs.fabric.microsoft.com") {
                    self.container_name = Some(validate(parsed.username())?);
                    self.account_name = Some(validate(a)?);
                    self.use_fabric_endpoint = true.into();
                } else {
                    return Err(Error::UrlNotRecognised { url: url.into() }.into());
                }
            }
            "https" => match host.split_once('.') {
                Some((a, "dfs.core.windows.net")) | Some((a, "blob.core.windows.net")) => {
                    self.account_name = Some(validate(a)?);
                    if let Some(container) = parsed.path_segments().unwrap().next() {
                        self.container_name = Some(validate(container)?);
                    }
                }
                Some((a, "dfs.fabric.microsoft.com")) | Some((a, "blob.fabric.microsoft.com")) => {
                    self.account_name = Some(validate(a)?);
                    // Attempt to infer the container name from the URL
                    // - https://onelake.dfs.fabric.microsoft.com/<workspaceGUID>/<itemGUID>/Files/test.csv
                    // - https://onelake.dfs.fabric.microsoft.com/<workspace>/<item>.<itemtype>/<path>/<fileName>
                    //
                    // See <https://learn.microsoft.com/en-us/fabric/onelake/onelake-access-api>
                    if let Some(workspace) = parsed.path_segments().unwrap().next() {
                        if !workspace.is_empty() {
                            self.container_name = Some(workspace.to_string())
                        }
                    }
                    self.use_fabric_endpoint = true.into();
                }
                _ => return Err(Error::UrlNotRecognised { url: url.into() }.into()),
            },
            scheme => {
                let scheme = scheme.into();
                return Err(Error::UnknownUrlScheme { scheme }.into());
            }
        }
        Ok(())
    }