j nix package

readme.md

@@ -340,6 +340,7 @@ Content-Type: application/json
 `haskell`,
 `husk`,
 `iverilog`,
+`j`,
 `japt`,
 `java`,
 `javascript`,

runtimes/default.nix

@@ -63,4 +63,5 @@ args: {
     "jvm-scala" = import ./jvm-scala.nix args;
     "llvm_ir" = import ./llvm_ir.nix args;
     "mono-basic" = import ./mono-basic.nix args;
+    "j" = import ./j.nix args;
 }

runtimes/j.nix

@@ -0,0 +1,43 @@
+{pkgs, piston, ...}:
+let
+    pkg = pkgs.j;
+in piston.mkRuntime {
+    language = "j";
+    version = pkg.version;
+
+    aliases = [
+        "ijs"
+    ];
+
+    run = ''
+    ${pkg}/bin/jconsole "$@"
+    '';
+
+    tests = [
+        (piston.mkTest {
+            files = {
+                "test.ijs" = ''
+                    echo'OK'
+                '';
+            };
+            args = [];
+            stdin = "";
+            packages = [];
+            main = "test.ijs";
+        })
+
+        (piston.mkTest {
+            files = {
+                "test.ijs" = ''
+                    stdout each |. 2}. ARGV
+                '';
+            };
+            args = ["K" "O"];
+            stdin = "";
+            packages = [];
+            main = "test.ijs";
+        })
+    ];
+}
+
+