Function nu_engine::script::process_script

pub fn process_script(
    script_text: &str, 
    ctx: &EvaluationContext, 
    redirect_stdin: bool, 
    span_offset: usize, 
    cli_mode: bool
) -> LineResult

Process the line by parsing the text to turn it into commands, classify those commands so that we understand what is being called in the pipeline, and then run this pipeline