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[rbdr/blog] / src / command / help.rs
1 use std::io::Result;
2
3 pub struct Help;
4
5 impl Help {
6 pub fn new() -> Self {
7 Help
8 }
9 }
10
11 impl super::Command for Help {
12 fn before_dependencies(&self) -> Vec<Box<dyn super::Command>> {
13 vec![]
14 }
15
16 fn execute(&self, input: Option<&String>) -> Result<()> {
17 println!("Help: {:?}!", input);
18 return Ok(())
19 }
20
21 fn after_dependencies(&self) -> Vec<Box<dyn super::Command>> {
22 vec![]
23 }
24
25 fn command(&self) -> &'static str {
26 "help"
27 }
28
29 fn help(&self) -> &'static str {
30 "\t\t\t\tPrints this help"
31 }
32 }