doc: updated README.md

FEATURES.md

@@ -127,8 +127,8 @@
 - [ ] Last search register (`/`)
 
 ### Undo/Redo
-- [ ] `u` - Undo
-- [ ] `ctrl+r` - Redo
+- [x] `u` - Undo
+- [x] `ctrl+r` - Redo
 - [ ] `.` - Repeat last change
 - [ ] `U` - Undo all changes on line
 
@@ -228,18 +228,20 @@
 
 ## Text Objects
 
+### Implemented
+
+- [x] `iw` / `aw` - Inner/around word
+- [x] `iW` / `aW` - Inner/around WORD
+- [x] `is` / `as` - Inner/around sentence
+- [x] `ip` / `ap` - Inner/around paragraph
+- [x] `i"` / `a"` - Inner/around double quotes
+- [x] `i'` / `a'` - Inner/around single quotes
+- [x] `` i` `` / `` a` `` - Inner/around backticks
+- [x] `i(` / `a(` - Inner/around parentheses
+- [x] `i[` / `a[` - Inner/around brackets
+- [x] `i{` / `a{` - Inner/around braces
+- [x] `i<` / `a<` - Inner/around angle brackets
 ### Not Implemented
-- [ ] `iw` / `aw` - Inner/around word
-- [ ] `iW` / `aW` - Inner/around WORD
-- [ ] `is` / `as` - Inner/around sentence
-- [ ] `ip` / `ap` - Inner/around paragraph
-- [ ] `i"` / `a"` - Inner/around double quotes
-- [ ] `i'` / `a'` - Inner/around single quotes
-- [ ] `` i` `` / `` a` `` - Inner/around backticks
-- [ ] `i(` / `a(` - Inner/around parentheses
-- [ ] `i[` / `a[` - Inner/around brackets
-- [ ] `i{` / `a{` - Inner/around braces
-- [ ] `i<` / `a<` - Inner/around angle brackets
 - [ ] `it` / `at` - Inner/around tag
 
 ---
@@ -371,7 +373,8 @@ Buffers are in-memory representations of files. A buffer exists for each open fi
 ### Display
 - [x] Line numbers
 - [x] Cursor position tracking
-- [x] Viewport/scrolling
+- [x] Viewport/scrolling (Y)
+- [ ] Viewport/scrolling (X)
 - [x] ScrollOff setting
 - [x] Relative line numbers
 - [ ] Cursor line highlight

internal/input/keymap.go

@@ -123,6 +123,7 @@ func NewVisualKeymap() *Keymap {
 			"e":  motion.MoveForwardWordEnd{Count: 1},
 			"E":  motion.MoveForwardWORDEnd{Count: 1},
 			"b":  motion.MoveBackwardWord{Count: 1},
+			// TODO: O and o. These are fun ones! Should be simple too
 		},
 		operators: map[string]action.Operator{
 			"d": operator.DeleteOperator{},