Method from_str

gql-cli/src/cli/commands.rs:187–194

(s: &str)

    type Err = String;

    fn from_str(s: &str) -> Result<Self, Self::Err> {
        match s.to_lowercase().as_str() {
            "table" => Ok(OutputFormat::Table),
            "json" => Ok(OutputFormat::Json),
            "csv" => Ok(OutputFormat::Csv),
            _ => Err(format!("Unknown output format: {}", s)),
        }
    }
}