Initial commit of Hammerspoon config

Spoons/Seal.spoon/seal_rot13.lua

@@ -0,0 +1,48 @@
+local obj = {}
+obj.__index = obj
+obj.__name = "seal_rot13"
+
+function obj:commands()
+  return {
+    rot13 = {
+      cmd = "rot13",
+      fn = obj.rot13,
+      name = "ROT13",
+      description = "Apply ROT13 substitution cipher"
+    }
+  }
+end
+
+function obj:bare()
+  return nil
+end
+
+function obj.rot13(query)
+  -- ROT13 implementation taken from https://rosettacode.org/wiki/Rot-13#Lua
+  local a = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz"
+  local b = "NOPQRSTUVWXYZABCDEFGHIJKLMnopqrstuvwxyzabcdefghijklm"
+  local rot13Text =
+    query:gsub(
+    "%a",
+    function(c)
+      return b:sub(a:find(c))
+    end
+  )
+
+  return {
+    {
+      text = rot13Text,
+      subText = "Copy result to clipboard",
+      plugin = obj.__name,
+      type = "copyToClipboard"
+    }
+  }
+end
+
+function obj.completionCallback(rowInfo)
+  if rowInfo["type"] == "copyToClipboard" then
+    hs.pasteboard.setContents(rowInfo["text"])
+  end
+end
+
+return obj