1 files changed, 32 insertions, 0 deletions
diff --git a/scripts/fnl/lib.fnl b/scripts/fnl/lib.fnl
new file mode 100644
index 0000000..100b447
--- /dev/null
+++ b/scripts/fnl/lib.fnl
@@ -0,0 +1,32 @@
+(local M {})
+
+(lambda M.contains? [tbl elem]
+  (not= nil (table.index-of tbl elem)))
+
+(lambda M.index-of [tbl elem]
+  (each [idx value (pairs tbl)]
+    (when (= value elem) (lua "return idx")))
+  nil)
+
+(lambda M.exec [cmd args]
+  (var argstr "")
+  (each [_ arg (ipairs args)]
+    (set argstr (.. argstr " \"" (string.gsub arg "\"" "\\\"") "\"")))
+  (local code (os.execute (.. cmd argstr))))
+
+(lambda M.read-lines [filepath]
+  (local file (io.open filepath :r))
+  (if file
+      (do
+        (local lines [])
+        (each [line (file:lines)] (table.insert lines line))
+        (file:close)
+        lines)
+      []))
+
+(lambda M.write-lines [filepath lines]
+  (local file (io.open filepath :w))
+  (file:write (table.concat lines "\n"))
+  (file:close))
+
+M