Fix unused variables and useless pending test

lua/zettelkasten/init.lua

@@ -10,7 +10,7 @@ local action = require 'zettelkasten.action'
 -- table.
 -- Recurses into subdirectories if recursive argument is true.
 function ZK.get_zettel_list(path, recursive)
-    return ls.get_anchors_and_paths(path, recursive or false, ZK.options)
+    return ls.get_anchors_and_paths(path, recursive or false)
 end
 
 -- Return a valid zettelkasten anchor for the current time,

lua/zettelkasten/link.lua

@@ -53,7 +53,8 @@ function L.create(anchor, text, style)
     return parsers[style].style_func(anchor, text, o.zettel().extension)
 end
 
--- Returns a correctly formatted link to a new zettel (without anchor).
+-- Returns a correctly formatted link to a new zettel (a zettel which does not
+-- possess an anchor yet).
 -- Takes an optional link text which will be added to the link.
 -- Takes an optional style according to which the link will be transformed.
 function L.new(text, style)

lua/zettelkasten/list.lua

@@ -13,7 +13,6 @@ local function cleanPath(path)
 end
 
 -- TODO transform paths:
---    * to absolute value (e.g. ~ to home, scandir needs absolute)
 --    * to ensure / at the end (or no /) gets taken into account
 function ls.get_anchors_and_paths(path, recursive)
     -- TODO check for duplicates and warn user

lua/zettelkasten/list_spec.lua

@@ -136,9 +136,6 @@ describe("get_anchors_and_paths", function()
                     ls.get_anchors_and_paths('mydirectory', false, vim.g))
 
     end)
-
-    it("should default to the zettel root dir",
-       function() pending("not implemented") end)
 end)
 
 describe("get_zettel", function()

lua/zettelkasten/options.lua

@@ -42,7 +42,7 @@ end
 local function get_options(defaults)
     local options = {}
     local def = defaults
-    for opt, v in pairs(def) do
+    for opt, _ in pairs(def) do
 
         -- check for vim options set (globally or buffer), otherwise use default value
         options[opt] = vim.g[def[opt].vimname] or vim.b[def[opt].vimname] or