Changed . token to _dot

This change allows the dotfiles to work with chezmoi (e.g: on windows)
and improves grepability with neovim/telescope

dot_config/nushell/nu_scripts/sourced/todo.nu

@@ -0,0 +1,78 @@
+# (See TODO.md for more details)
+
+# This first command looks for the file with the todo list and
+# prints it to the screen.
+def --env printer [] {
+    let contents = (
+        # if you haven't setup this environment var,
+        # replace `$env.TODO` with the path to your 
+        # `todo.txt`
+        open $env.TODO
+          | split row "\n"
+          | take (($in | length) - 1)
+          | each {|$it, n| $"($n + 1) (ansi red)->(ansi reset) ($it)"}
+          | str join "\n"
+    )
+
+   # change the message to print what you want
+   if $contents == "" {
+     echo $"\n(ansi lgb)Everything's been done!!! Yay!!!(ansi reset)\n"
+   } else {
+     echo $"\n(ansi lgb)You promised to do these(ansi reset)\n($contents)"
+   }
+}
+
+printer  # don't forget to call it here, so that it gets run automatically
+
+# This command is used to update you todo-list, and should ideally be
+# sourced in your `config.nu`
+def todo [
+    --edit(-e)           # edit todo manually
+    --add(-a): string    # add item
+    --remove(-r): int    # remove an item using its number
+    --clear(-c)          # clear the list
+] {
+    def get_todo [] {
+        # if you haven't setup this environment var,
+        # replace `$env.TODO` with the path to your 
+        # `todo.txt`
+        open $env.TODO  
+            | split row "\n"
+            | take (($in | length) - 1)
+    }
+
+    def todo_add [todo: string] {
+        get_todo 
+            | reverse
+            | $in ++ [$todo]
+            | reverse
+            | save $env.TODO -f
+    }
+
+    def todo_rm [num: int] {
+        get_todo
+            | reverse
+            # change ($num - 1) to $num to have zero-based indexing
+            | filter {|it, n| $n != ($num - 1) }
+            | reverse
+            | save $env.TODO -f
+    }
+
+    if $edit {
+        clear
+        vim $env.TODO         # replace `vim` with your favorite editor
+    } else if ($add != null) {
+        clear
+        todo_add $add | todo
+    } else if ($remove != null) {
+        clear
+        todo_rm $remove | todo
+    } else if $clear { 
+        clear
+        # change the message to print what you want
+        "" | save $env.TODO -f | echo $"(ansi lgb)todo cleared!!!"
+    } else {
+        clear
+        printer
+    }
+}