diff options
Diffstat (limited to 'src/func.rs')
| -rw-r--r-- | src/func.rs | 27 |
1 files changed, 15 insertions, 12 deletions
diff --git a/src/func.rs b/src/func.rs index bb2862d2..09870895 100644 --- a/src/func.rs +++ b/src/func.rs @@ -1,20 +1,20 @@ //! Tools for building custom functions. -use crate::Feedback; -use crate::syntax::span::{Span, Spanned}; -use crate::syntax::parsing::{parse, ParseState}; -use crate::syntax::tree::SyntaxTree; - /// Useful things for creating functions. pub mod prelude { pub use crate::layout::prelude::*; pub use crate::layout::Command::{self, *}; - pub use crate::syntax::prelude::*; pub use crate::style::*; - pub use super::{OptionExt, parse_maybe_body, expect_no_body}; + pub use crate::syntax::prelude::*; + pub use super::{expect_no_body, parse_maybe_body, OptionExt}; } -/// Extra methods on [`Options`](Option) used for function argument parsing. +use crate::syntax::parsing::{parse, ParseState}; +use crate::syntax::span::{Span, Spanned}; +use crate::syntax::tree::SyntaxTree; +use crate::Feedback; + +/// Extra methods on `Option`s used for function argument parsing. pub trait OptionExt<T>: Sized { /// Calls `f` with `val` if this is `Some(val)`. fn with(self, f: impl FnOnce(T)); @@ -62,8 +62,8 @@ pub fn expect_no_body(body: Option<Spanned<&str>>, f: &mut Feedback) { /// Implement a custom function concisely. /// /// # Examples -/// Look at the source code of the [`library`](crate::library) module for -/// examples on how the macro works. +/// Look at the source code of the `library` module for examples on how the +/// macro works. #[macro_export] macro_rules! function { // Entry point. @@ -85,7 +85,7 @@ macro_rules! function { // Parse trait. (@parse($($a:tt)*) parse(default) $($r:tt)*) => { - function!(@parse($($a)*) parse(_h, _b, _c, _f, _m) {Default::default() } $($r)*); + function!(@parse($($a)*) parse(_h, _b, _c, _f, _m) { Default::default() } $($r)*); }; (@parse($($a:tt)*) parse($h:ident, $b:ident, $c:ident, $f:ident) $($r:tt)* ) => { function!(@parse($($a)*) parse($h, $b, $c, $f, _metadata) $($r)*); @@ -104,7 +104,10 @@ macro_rules! function { #[allow(unused)] mut call: $crate::syntax::parsing::FuncCall, #[allow(unused)] $state: &$crate::syntax::parsing::ParseState, #[allow(unused)] $metadata: Self::Meta, - ) -> $crate::Pass<Self> where Self: Sized { + ) -> $crate::Pass<Self> + where + Self: Sized, + { let mut feedback = $crate::Feedback::new(); #[allow(unused)] let $header = &mut call.header; #[allow(unused)] let $body = call.body; |