demo-hack 0.0.4

Demo of proc-macro-hack
Documentation 
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#[macro_use]
extern crate proc_macro_hack;

// Allow the "unused" #[macro_use] because there is a different un-ignorable
// warning otherwise:
//
//    proc macro crates and `#[no_link]` crates have no effect without `#[macro_use]`
#[allow(unused_imports)]
#[macro_use]
extern crate demo_hack_impl;
#[doc(hidden)]
pub use demo_hack_impl::*;

proc_macro_expr_decl! {
    /// Add one to an expression.
    add_one! => add_one_impl
}

proc_macro_item_decl! {
    /// A function that always returns 2.
    two_fn! => two_fn_impl
}