drylib-procs 0.1.5

Rust macro-library for Don't Repeating Yourself
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35

extern crate proc_macro;

use proc_macro::TokenStream;

#[cfg(feature = "muts")]
mod muts;
#[cfg(feature = "clones")]
mod clones;

mod clones_prefix;

#[proc_macro]
#[cfg(feature = "clones")]
pub fn clones(input: TokenStream) -> TokenStream {
    use crate::clones::*;
    let ids = clones_parse_muts_(input.into_iter());
    TokenStream::from_iter(get_clones_(ids, false))
}

#[proc_macro]
#[cfg(feature = "mutclones")]
pub fn mutclones(input: TokenStream) -> TokenStream {
    use crate::clones::*;
    let ids = clones_parse_muts_(input.into_iter());
    TokenStream::from_iter(get_clones_(ids, true))
}

#[proc_macro]
#[cfg(feature = "muts")]
pub fn muts(input: TokenStream) -> TokenStream {
    use crate::muts::*;
    let (ids, ids_len, vals, vals_len) = muts_get_ids_vals_(&mut input.into_iter());
    assert_eq!(ids_len, vals_len, "The number of idents and values must be the same");
    TokenStream::from_iter(get_muts_(ids, vals))
}