Merge pull request #31 from tomberek/lambda_same

lambda: keep on same line

flake.nix

@@ -14,10 +14,8 @@
     treefmt.inputs.nixpkgs.follows = "nixpkgs";
   };
   outputs =
-    inputs:
-    inputs.flakeUtils.lib.eachSystem [ "x86_64-darwin" "x86_64-linux" ] (
-      system:
-      let
+    inputs: inputs.flakeUtils.lib.eachSystem [ "x86_64-darwin" "x86_64-linux" ] (
+      system: let
         nixpkgs = import inputs.nixpkgs { inherit system; };
         cargoToml = builtins.fromTOML (builtins.readFile ./Cargo.toml);
         treefmt = inputs.treefmt.defaultPackage.${system};

src/rules/lambda.rs

@@ -84,8 +84,7 @@ pub fn rule(
             {
                 steps.push_back(crate::builder::Step::Whitespace);
             } else {
-                steps.push_back(crate::builder::Step::NewLine);
-                steps.push_back(crate::builder::Step::Pad);
+                steps.push_back(crate::builder::Step::Whitespace);
             }
             steps.push_back(crate::builder::Step::FormatWider(child.element));
         }

tests/cases/lambda/out

@@ -15,8 +15,7 @@
     d
   )
   (
-    a:
-    { }:
+    a: { }:
     /*
      c
      */
@@ -35,8 +34,7 @@
     /*
      b
      */
-    :
-    d
+    : d
   )
   (
     a
@@ -51,8 +49,7 @@
   )
   (aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa: aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa)
   (
-    aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa:
-    aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa
+    aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa: aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa
   )
   (
     { pkgs ? import ./.. { }