macro_template/lib.rs
1// Copyright 2026 FastLabs Developers
2//
3// Licensed under the Apache License, Version 2.0 (the "License");
4// you may not use this file except in compliance with the License.
5// You may obtain a copy of the License at
6//
7// http://www.apache.org/licenses/LICENSE-2.0
8//
9// Unless required by applicable law or agreed to in writing, software
10// distributed under the License is distributed on an "AS IS" BASIS,
11// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12// See the License for the specific language governing permissions and
13// limitations under the License.
14
15#![doc = include_str!(concat!(env!("OUT_DIR"), "/crate-docs.md"))]
16#![cfg_attr(docsrs, feature(doc_cfg))]
17#![deny(missing_docs)]
18
19mod expand;
20mod parse;
21
22/// Generates repeated Rust code from one or more table-driven input clauses.
23///
24/// See the crate-level documentation for the input syntax, splice behavior, and examples.
25#[proc_macro]
26pub fn template(input: proc_macro::TokenStream) -> proc_macro::TokenStream {
27 match expand::expand(input.into()) {
28 Ok(tokens) => tokens.into(),
29 Err(error) => error.to_compile_error().into(),
30 }
31}