Enable dot repeat

.github/workflows/tests.yml

@@ -13,7 +13,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        neovim_version: ['v0.8.0', 'v0.9.0', 'v0.10.0', 'v0.11.0', 'nightly']
+        neovim_version: ['v0.8.0', 'v0.9.0', 'v0.10.0', 'v0.11.0', 'v0.12.0', 'nightly']
 
     steps:
       - uses: actions/checkout@v4

lua/decipher/motion.lua

@@ -3,36 +3,26 @@ local motion = {}
 local selection = require("decipher.selection")
 
 --- If the type describes a motion or not
----@param type string | nil
+---@param type string?
 ---@return boolean
 local function is_motion_type(type)
     return type == "block" or type == "char" or type == "line"
 end
 
 --- Operator function for encode/decoding motions
----@param maybe_motion? string either the type of motion or nil for the initial call
----@param handler fun(): nil the motion function to call when the motion is completed
+---@param maybe_motion string? either the type of motion or nil for the initial call
+---@param handler fun()        the motion function to call when the motion is completed
 local function _decipher_motion(maybe_motion, handler)
     -- If we did not receive a motion type, it is a codec name and we set up
     -- the operatorfunc for the g@ motion operator. Otherwise, the user
-    -- completed the motion operator and we call decipher.encode_motion
+    -- completed the motion operator and we encode/decode
     if not is_motion_type(maybe_motion) then
-        local old_operatorfunc = vim.go.operatorfunc
-
         -- Use a global function for the operatorfunc until the global option
         -- supports accepting a lua function: https://github.com/neovim/neovim/issues/14157
-        _G._decipher_operatorfunc = function(_motion)
-            -- Restore the old operatorfunc and remove the global function
-            vim.go.operatorfunc = old_operatorfunc
-            _G._decipher_operatorfunc = nil
-
-            _decipher_motion(_motion, handler)
-        end
+        _G._decipher_operatorfunc = handler
 
         vim.go.operatorfunc = "v:lua._decipher_operatorfunc"
         vim.api.nvim_feedkeys("g@", "n", false)
-    else
-        handler()
     end
 end
 

tests/dot_repeat_spec.lua

@@ -0,0 +1,12 @@
+local vader = require("decipher.util.vader")
+local given, normal, expect = vader.given, vader.normal, vader.expect
+
+describe("dot repeat", function()
+    it("supports dot repeat", function()
+        given("bGlnaHQgdw==\nbGlnaHQgdw==", function(context)
+            normal("gg0griwj.")
+
+            expect({ "light w", "light w" }, context.buffer)
+        end)
+    end)
+end)