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mod worker;
mod options;
mod compile;
mod transform;
mod printable_error;
use crate::worker::process;
use crate::options::get_options;
const HELP: &str = r#"
γsv: standardize and process CSV files
Syntax:
cat original.csv | ysv configuration.yaml > result.csv
Error messages are printed to stderr.
To get errors in JSON format for integration with other tools:
cat original.csv | ysv configuration.yaml > result.csv
"#;
fn is_help(args: &Vec<String>) -> bool {
args.get(1).map(
|argument_value| argument_value.as_str() == "--help"
).unwrap_or(
false,
)
}
pub fn run(args: Vec<String>) -> Result<(), String> {
if is_help(&args) {
eprintln!("{}", HELP);
Ok(())
} else {
let options = get_options(args)?;
process(options)
}
}