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29 lines
575 B
29 lines
575 B
3 years ago
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use std::error::Error;
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use std::fs;
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pub struct Config {
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pub query: String,
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pub filename: String,
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}
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impl Config {
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pub fn new(args: &[String]) -> Result<Config, &'static str> {
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if args.len() < 3 {
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return Err("not enough arguments");
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}
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let query = args[1].clone();
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let filename = args[2].clone();
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Ok(Config { query, filename })
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}
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}
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pub fn run(config: Config) -> Result<(), Box<dyn Error>> {
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let contents = fs::read_to_string(config.filename)?;
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println!("With text:\n{}", contents);
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Ok(())
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}
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