dioxus_rsx/
expr_node.rs

1use crate::{DynIdx, PartialExpr};
2use quote::{quote, ToTokens, TokenStreamExt};
3use syn::parse::Parse;
4
5#[derive(PartialEq, Eq, Clone, Debug)]
6pub struct ExprNode {
7    pub expr: PartialExpr,
8    pub dyn_idx: DynIdx,
9}
10
11impl ExprNode {
12    pub fn span(&self) -> proc_macro2::Span {
13        self.expr.span()
14    }
15}
16
17impl Parse for ExprNode {
18    fn parse(input: syn::parse::ParseStream) -> syn::Result<Self> {
19        Ok(Self {
20            expr: input.parse()?,
21            dyn_idx: DynIdx::default(),
22        })
23    }
24}
25
26impl ToTokens for ExprNode {
27    fn to_tokens(&self, tokens: &mut proc_macro2::TokenStream) {
28        let expr = &self.expr;
29        tokens.append_all(quote! {
30            { let ___nodes = (#expr).into_dyn_node(); ___nodes }
31        })
32    }
33}
34
35#[test]
36fn no_commas() {
37    use prettier_please::PrettyUnparse;
38    let input = quote! {
39        div {
40            {label("Hello, world!")},
41        }
42    };
43
44    let _expr: crate::BodyNode = syn::parse2(input).unwrap();
45    println!("{}", _expr.to_token_stream().pretty_unparse());
46}
dioxus_rsx/expr_node.rs

dioxus_rsx/
expr_node.rs
