Merge pull request #185 from escritorio-gustavo/quiet-serde

Add `quiet-serde` feature flag

macros/Cargo.toml

@@ -10,6 +10,7 @@ repository = "https://github.com/Aleph-Alpha/ts-rs"
 
 [features]
 serde-compat = ["termcolor"]
+quiet-serde = []
 
 [lib]
 proc-macro = true

macros/src/utils.rs

@@ -99,7 +99,10 @@ pub fn parse_serde_attrs<'a, A: TryFrom<&'a Attribute, Error = Error>>(
         .flat_map(|attr| match A::try_from(attr) {
             Ok(attr) => Some(attr),
             Err(_) => {
+                #[cfg(not(feature = "quiet-serde"))]
                 use quote::ToTokens;
+
+                #[cfg(not(feature = "quiet-serde"))]
                 warning::print_warning(
                     "failed to parse serde attribute",
                     format!("{}", attr.to_token_stream()),
@@ -121,6 +124,7 @@ mod warning {
 
     // Sadly, it is impossible to raise a warning in a proc macro.
     // This function prints a message which looks like a compiler warning.
+    #[allow(unused)]
     pub fn print_warning(
         title: impl Display,
         content: impl Display,

ts-rs/Cargo.toml

@@ -29,6 +29,7 @@ default = ["serde-compat"]
 indexmap-impl = ["indexmap"]
 ordered-float-impl = ["ordered-float"]
 heapless-impl = ["heapless"]
+quiet-serde = ["ts-rs-macros/quiet-serde"]
 
 [dev-dependencies]
 serde = { version = "1.0", features = ["derive"] }