git.r.bdr.sh - rbdr/blog/blob - src/main.rs

   1 // mod argument_parser;
   2 mod configuration;
   3 mod command;
   4 mod constants;
   5 mod gemini_parser;
   6 mod generator;
   7 mod metadata;
   8 mod post;
   9 mod template;
  10
  11 use std::iter::once;
  12 use std::env::args;
  13 use std::io::Result;
  14 use command::{available_commands, Command, help::Help};
  15 use configuration::Configuration;
  16
  17 fn main() -> Result<()> {
  18     let configuration = Configuration::new();
  19     let commands = available_commands();
  20     let arguments: Vec<String> = args().collect();
  21
  22     if let Some(command_name) = arguments.get(1) {
  23         if let Some(main_command) = commands.into_iter().find(|c| c.command() == command_name) {
  24             let before_commands = main_command.before_dependencies();
  25             let after_commands = main_command.after_dependencies();
  26
  27             let command_chain: Vec<Box<dyn Command>> = before_commands
  28                 .into_iter()
  29                 .chain(once(main_command))
  30                 .chain(after_commands.into_iter())
  31                 .collect();
  32
  33             for command in command_chain {
  34                 let result = command.execute(arguments.get(2), &configuration, command_name);
  35                 if let Err(_) = result {
  36                     return result;
  37                 }
  38             }
  39
  40             return Ok(())
  41         }
  42     }
  43
  44     Help::new().execute(None, &configuration, &"help".to_string())
  45 }