From 032e28dc3d7bdb759bde879ba9f42a68ae23e25b Mon Sep 17 00:00:00 2001
From: Max Audron <audron@cocaine.farm>
Date: Wed, 1 Dec 2021 16:19:54 +0100
Subject: add sync proc macro

---
 derive/src/sync/mod.rs | 43 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 43 insertions(+)
 create mode 100644 derive/src/sync/mod.rs

(limited to 'derive/src/sync')

diff --git a/derive/src/sync/mod.rs b/derive/src/sync/mod.rs
new file mode 100644
index 0000000..40dea74
--- /dev/null
+++ b/derive/src/sync/mod.rs
@@ -0,0 +1,43 @@
+use quote::quote;
+use syn::{
+    self, bracketed,
+    parse::{Parse, ParseStream},
+    parse_macro_input,
+    punctuated::Punctuated,
+    token, Expr, Result, Token,
+};
+
+#[derive(Debug)]
+struct Sync {
+    name: Expr,
+    token: Token![,],
+    brace_token: token::Bracket,
+    fields: Punctuated<Expr, Token![,]>,
+}
+
+impl Parse for Sync {
+    fn parse(input: ParseStream) -> Result<Self> {
+        let content;
+        Ok(Sync {
+            name: input.parse()?,
+            token: input.parse()?,
+            brace_token: bracketed!(content in input),
+            fields: content.parse_terminated(Expr::parse)?,
+        })
+    }
+}
+
+pub fn sync(input: proc_macro::TokenStream) -> proc_macro::TokenStream {
+    let input = parse_macro_input!(input as Sync);
+    let name = input.name;
+    let values = input.fields.iter();
+
+    let gen = quote! {
+        self.send_sync(
+            #name,
+            vec![#(#values.into()),*],
+        )
+    };
+
+    gen.into()
+}
-- 
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