proc-macro-kwargs 0.3.1

Keyword argument parsing for function-like proc-macros
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

//! Keyword argument parsing for function-like procedural macros.
//!
//! **WARNING**: This crate has been renamed to `macro-kwargs`.
#![deny(missing_docs)]
#![deprecated(note = "Renamed to `macro-kwargs`")]
pub use proc_macro_kwargs_derive::MacroKeywordArgs;

pub mod args;
pub mod parse;

pub use args::MacroKeywordArgs;
pub use parse::MacroArg;

/// Combine multiple `syn` errors into a single error struct
///
/// Panics if the specified vector is empty.
///
/// NOTE: This is an internal implementation detail
#[doc(hidden)]
pub fn combine_errors(errors: Vec<syn::Error>) -> syn::Error {
    let mut iter = errors.into_iter();
    let mut error = iter.next().expect("empty Vec");
    for extra in iter {
        error.combine(extra);
    }
    error
}