//! Using this feature, when calling a command with an invalid name, the error text will contain
//! a sentence with a correction, e.g. if you type:
//!
//! ```shell
//! cargo run --features on_unknown_suggest --example wca_suggest .echoooo
//! ```
//!
//! you will see the message:
//!
//! ```text
//! Validation error. Can not identify a command.
//! Details: Command not found. Maybe you mean `.echo`?
//! ```
//!
//! Otherwise
//!
//! ```text
//! Validation error. Can not identify a command.
//! Details: Command not found. Please use `.` command to see the list of available commands.
//! ```
//!

use wca::{ CommandsAggregator, Type, VerifiedCommand };

fn main()
{

  let ca = CommandsAggregator::former()
  .command( "echo" )
    .hint( "prints all subjects and properties" )
    .subject().kind( Type::String ).optional( true ).end()
    .property( "property" ).hint( "simple property" ).kind( Type::String ).optional( true ).end()
    .routine( | o : VerifiedCommand |
    {
      println!( "= Args\n{:?}\n\n= Properties\n{:?}\n", o.args, o.props );
    })
    .end()
  .perform();

  let args = std::env::args().skip( 1 ).collect::< Vec< String > >();
  match ca.perform( args.join( " " ) )
  {
    Ok( _ ) => {}
    Err( err ) => println!( "{err}" ),
  };

}