45 lines
1.4 KiB
Rust
45 lines
1.4 KiB
Rust
// pest. The Elegant Parser
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// Copyright (c) 2018 Dragoș Tiselice
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//
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// Licensed under the Apache License, Version 2.0
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// <LICENSE-APACHE or http://www.apache.org/licenses/LICENSE-2.0> or the MIT
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// license <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
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// option. All files in the project carrying such notice may not be copied,
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// modified, or distributed except according to those terms.
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macro_rules! insert_builtin {
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($builtin: expr, $name: ident, $pattern: expr) => {
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$builtin.push((stringify!($name), generate_rule!($name, $pattern)));
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};
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}
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macro_rules! insert_public_builtin {
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($builtin: expr, $name: ident, $pattern: expr) => {
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$builtin.push((stringify!($name), generate_public_rule!($name, $pattern)));
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};
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}
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macro_rules! generate_rule {
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($name: ident, $pattern: expr) => {
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quote! {
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#[inline]
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#[allow(dead_code, non_snake_case, unused_variables)]
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pub fn $name(state: Box<::pest::ParserState<Rule>>) -> ::pest::ParseResult<Box<::pest::ParserState<Rule>>> {
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$pattern
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}
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}
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}
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}
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macro_rules! generate_public_rule {
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($name: ident, $pattern: expr) => {
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quote! {
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#[inline]
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#[allow(dead_code, non_snake_case, unused_variables)]
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pub fn $name(state: Box<::pest::ParserState<Rule>>) -> ::pest::ParseResult<Box<::pest::ParserState<Rule>>> {
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$pattern
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}
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}
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}
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}
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