rotext_internal_macros 0.2.0

internal macros used by rotext.
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

use syn::{self, Token};

pub fn expect_key_value_path_pair(
    input: &syn::parse::ParseStream,
    key: &'static str,
) -> syn::Result<syn::Path> {
    let ident: syn::Ident = input.parse()?;
    if ident != key {
        return Err(input.error(format!("expect `{}`", key)));
    }
    let _: Token![=] = input.parse()?;
    let path: syn::Path = input.parse()?;
    let _: Token![,] = input.parse()?;

    Ok(path)
}

pub fn expect_key_value_ident_pair(
    input: &syn::parse::ParseStream,
    key: &'static str,
) -> syn::Result<syn::Ident> {
    let ident: syn::Ident = input.parse()?;
    if ident != key {
        return Err(input.error(format!("expect `{}`", key)));
    }
    let _: Token![=] = input.parse()?;
    let path: syn::Ident = input.parse()?;
    let _: Token![,] = input.parse()?;

    Ok(path)
}