refactor(wezterm): major library improvements

.config/nvim/lua/core/options.lua

@@ -80,7 +80,7 @@ M.setup = function()
     opt.completeopt = 'menuone,noselect'
 
     -- Set max text width
-    opt.textwidth = 120
+    opt.textwidth = 80
 
     -- Highlight cursor line
     opt.cursorline = true

.config/wezterm/config/fonts.lua

@@ -1,4 +1,5 @@
 local wezterm = require("wezterm")
+local lib = require("wlib")
 
 return {
     -- use_cap_height_to_scale_fallback_fonts = true,
@@ -23,5 +24,9 @@ return {
         -- <built-in>, BuiltIn
         "Last Resort High-Efficiency",
     }),
+    font_dirs = {
+        lib.determine_home_path() .. "/.config/fonts",
+    },
+    font_locator = "ConfigDirsOnly",
     font_size = 14,
 }

.config/wezterm/config/keybinds.lua

@@ -1,7 +1,7 @@
 local wezterm = require("wezterm")
 
 return {
-    -- disable_default_key_bindings = true,
+    disable_default_key_bindings = true,
     leader = { key = "a", mods = "CTRL", timeout_milliseconds = 100000 },
     keys = {
         { key = "r", mods = "SUPER", action = "ReloadConfiguration" },

.config/wezterm/lib.lua

@@ -1,15 +0,0 @@
-local mergeable_table = {}
-
-function mergeable_table.merge(...)
-    local ret = {}
-    for _, tbl in ipairs({ ... }) do
-        for k, v in pairs(tbl) do
-            ret[k] = v
-        end
-    end
-    return ret
-end
-
-return {
-    mergeable_table = mergeable_table,
-}

.config/wezterm/wezterm.lua

@@ -1,4 +1,4 @@
-local mergeable_table = require("lib").mergeable_table
+local Table = require("wlib").new_table()
 
 -- NOTE: Should be merged
 local events = require("config.events")
@@ -9,5 +9,5 @@ local rendering = require("config.rendering")
 local keybinds = require("config.keybinds")
 local misc = require("config.misc")
 
-local config = mergeable_table.merge(events, fonts, theme, tabbar, misc, rendering, keybinds)
+local config = Table.merge(events, fonts, theme, tabbar, misc, rendering, keybinds)
 return config

.config/wezterm/wlib.lua

@@ -0,0 +1,89 @@
+local os = require("os")
+local M = {}
+
+--- Creates a new custom table that allows
+--- usage of lua's `table` attributes
+---
+--- This is done really oddly such that we create a local table instance for
+--- each invocation, but also get methods for each new table in a lua style
+---
+---@return table
+function M.new_table()
+    local t = {}
+
+    --- Dump a table into a json-ish string format,
+    --- shamelessly taken from https://stackoverflow.com/a/27028488
+    ---@param o table
+    local function dump(o)
+        if type(o) == "table" then
+            local s = "{\n"
+            for k, v in pairs(o) do
+                if type(k) ~= "number" then
+                    k = '"' .. k .. '"'
+                end
+                s = s .. "  [" .. k .. "] = " .. dump(v) .. ",\n"
+            end
+            return s .. "} "
+        else
+            return tostring(o)
+        end
+    end
+
+    --- Simple wrapper around dump function
+    ---@return string
+    function t.dump()
+        return dump(t)
+    end
+
+    --- Allows the combining of multiple tables, where the last table given has the highest
+    --- priority (it overrides the keys of other tables)
+    ---@vararg table
+    ---@return table
+    function t.merge(...)
+        local ret = {}
+        for _, tbl in ipairs({ ... }) do
+            for k, v in pairs(tbl) do
+                ret[k] = v
+            end
+        end
+        return ret
+    end
+
+    return t
+end
+
+--- Returns the path to the users home, note this string needs to be regularized as
+--- this is used on both windows and unix.
+--- @return string
+function M.determine_home_path()
+    -- This helps give a better error message
+    -- if we are unable to find their home dir
+    -- from a environment variable
+    local checked_env_vars = M.new_table()
+
+    -- Attempt to get UNIX home
+    local unix_home_var = "HOM"
+    local unix_home = os.getenv(unix_home_var)
+    table.insert(checked_env_vars, unix_home_var)
+    -- This style is chosen as a guard so it's easier
+    -- to extend in the future
+    if unix_home then
+        return unix_home
+    end
+
+    -- Attempt to get Windows home
+    local win_home_drive = os.getenv("HOMEDRIVE")
+    local win_home = os.getenv("HOMEPATH")
+    if win_home then
+        return win_home_drive .. win_home
+    end
+
+    -- NOTE: This will error if it cannot determine the home path
+    error(
+        "Unable to determine user's home directory, checked environment variables:\n\n"
+        .. checked_env_vars.dump()
+        .. "\n\n"
+    )
+end
+
+return M