fix: filter on .gleam files only

gleam.toml

@@ -1,5 +1,5 @@
 name = "gserde"
-version = "1.2.0"
+version = "1.2.1"
 
 # Fill out these fields if you intend to generate HTML documentation or publish
 # your project to the Hex package manager.

src/gserde.gleam

@@ -25,7 +25,7 @@ pub fn gen(req: Request) {
   #(
     req,
     [ser, de]
-    |> string.join("\n\n"),
+      |> string.join("\n\n"),
   )
 }
 
@@ -40,7 +40,9 @@ pub fn main() {
   }
   fswalk.builder()
   |> fswalk.with_path("src")
-  |> fswalk.with_entry_filter(fswalk.only_files)
+  |> fswalk.with_entry_filter(fn(it) {
+    string.ends_with(it.filename, ".gleam") && fswalk.only_files(it)
+  })
   |> fswalk.walk
   |> fswalk.map(fn(v) { expect(v, "failed to walk").filename })
   |> fswalk.each(fn(f) { process_single(f, is_debug) })
@@ -104,12 +106,12 @@ pub fn process_single(src_filename: String, is_debug) {
       simplifile.write(
         to: dest_filename,
         contents: [
-          "import gleam/json",
-          "import gleam/dynamic",
-          "import " <> src_module_name,
-          filecontent,
-        ]
-        |> string.join("\n"),
+            "import gleam/json",
+            "import gleam/dynamic",
+            "import " <> src_module_name,
+            filecontent,
+          ]
+          |> string.join("\n"),
       )
       |> result.unwrap(Nil)
   }

src/internal/codegen/modules.gleam

@@ -32,8 +32,8 @@ pub fn merge(m1: Mod, m2: Mod) {
     functions: list.concat([m1.functions, m2.functions]),
     types: list.concat([m1.types, m2.types]),
     imports: list.concat([m1.imports, m2.imports])
-    |> set.from_list
-    |> set.to_list,
+      |> set.from_list
+      |> set.to_list,
   )
 }
 

src/internal/codegen/statements.gleam

@@ -142,7 +142,7 @@ pub fn call(name: String, arguments: List(GleamStatement)) {
   FunctionCall(
     name,
     arguments
-    |> map(UseArg),
+      |> map(UseArg),
   )
 }
 

src/internal/deserializer.gleam

@@ -48,7 +48,7 @@ fn gen_decoder(typ, req: Request) {
       gens.call(
         "dynamic.tuple" <> string.lowercase(m_tuple),
         parts
-        |> list.map(fn(part) { gen_decoder(part, req) }),
+          |> list.map(fn(part) { gen_decoder(part, req) }),
       )
     }
     x -> {