wtools 0.2.20

Collection of general purpose tools for solving problems. Fundamentally extend the language without spoiling, so may be used solely or in conjunction with another module of such kind.
Documentation 
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//!
//! Helpers.
//!

/// Internal namespace.
pub( crate ) mod private
{

  // zzz : move here test tools

  // /// Pass only if callback fails either returning error or panicing.
  //
  // pub fn should_throw< R, F : FnOnce() -> anyhow::Result< R > >( f : F ) -> anyhow::Result< R >
  // {
  //   f()
  // }

  //

  // #[panic_handler]
  // fn panic( info : &core::panic::PanicInfo ) -> !
  // {
  //   println!( "{:?}", info );
  //   loop {}
  // }

  // pub use test_suite;
  // pub use test_suite_internals;
  // pub use index;

  ///
  /// Required to convert integets to floats.
  ///

  #[ macro_export ]
  macro_rules! num
  {

    () =>
    {
    };

    ( $num : expr ) =>
    {
      num_traits::cast::< _, T >( $num ).unwrap()
    };

    ( $( $num : expr ),+ ) =>
    {(
      $( num_traits::cast::< _, T >( $num ).unwrap() ),+
    )};

  }

  ///
  /// Test a file with documentation.
  ///

  #[ macro_export ]
  macro_rules! doc_file_test
  {
    ( $file:expr ) =>
    {
      #[ allow( unused_doc_comments ) ]
      #[ cfg( doctest ) ]
      #[ doc = include_str!( concat!( env!( "CARGO_MANIFEST_DIR" ), "/", $file ) ) ]
      extern { }
    };
  }

  pub use num;
  pub use doc_file_test;
}

//

meta_tools::mod_interface!
{
  prelude use
  {
    num,
    doc_file_test,
  };
}