remove unused deps, force newer syn, some lint fixes (#1095)

* chore(deps): remove unused dep from csharp bindgen

Signed-off-by: Victor Adossi <vadossi@cosmonic.com>

* chore(deps): remove unused dep from moonbit bindgen

Signed-off-by: Victor Adossi <vadossi@cosmonic.com>

* chore(deps): remove unused dep from markdown bindgen

Signed-off-by: Victor Adossi <vadossi@cosmonic.com>

* chore(deps): update syn dep to avoid regression

This commit addresses the regression noted upstream in `proc-macro2`
by way of `syn` (see dtolnay/proc-macro2 #484)

Signed-off-by: Victor Adossi <vadossi@cosmonic.com>

* chore(csharp): fix some lint warnings in csharp bindgen

Signed-off-by: Victor Adossi <vadossi@cosmonic.com>

---------

Signed-off-by: Victor Adossi <vadossi@cosmonic.com>

Cargo.toml

@@ -30,7 +30,7 @@ pulldown-cmark = { version = "0.9", default-features = false }
 clap = { version = "4.3.19", features = ["derive"] }
 indexmap = "2.0.0"
 prettyplease = "0.2.20"
-syn = { version = "2.0", features = ["printing"] }
+syn = { version = "2.0.89", features = ["printing"] }
 
 wasmparser = "0.220.0"
 wasm-encoder = "0.220.0"

crates/csharp/Cargo.toml

@@ -16,7 +16,6 @@ doctest = false
 test = false
 
 [dependencies]
-wasm-encoder = { workspace = true }
 wit-bindgen-core = { workspace = true }
 wit-component = { workspace = true }
 wit-parser = { workspace = true }

crates/csharp/src/lib.rs

@@ -124,6 +124,7 @@ pub struct CSharp {
     opts: Opts,
     name: String,
     usings: HashSet<String>,
+    #[allow(unused)]
     interop_usings: HashSet<String>,
     return_area_size: usize,
     return_area_align: usize,
@@ -198,6 +199,7 @@ impl CSharp {
         }
     }
 
+    #[allow(unused)]
     fn require_interop_using(&mut self, using_ns: &str) {
         if !self.interop_usings.contains(using_ns) {
             let using_ns_string = using_ns.to_string();
@@ -2691,7 +2693,7 @@ impl Bindgen for FunctionBindgen<'_, '_> {
                 ));
             }
 
-            Instruction::ListLower { element, realloc } => {
+            Instruction::ListLower { element, .. } => {
                 let Block {
                     body,
                     results: block_results,

crates/markdown/Cargo.toml

@@ -20,4 +20,3 @@ heck = { workspace = true }
 pulldown-cmark = { workspace = true }
 clap = { workspace = true, optional = true }
 wit-bindgen-core = { workspace = true }
-wit-component = { workspace = true }

crates/moonbit/Cargo.toml

@@ -14,8 +14,6 @@ through the `wit-bindgen-cli` crate.
 [dependencies]
 anyhow = { workspace = true }
 wit-bindgen-core = { workspace = true }
-wit-component = { workspace = true }
-wasm-metadata = { workspace = true }
 heck = { workspace = true }
 clap = { workspace = true, optional = true }