From b315e3173010d6d0cc9886af96df3c293627576d Mon Sep 17 00:00:00 2001
From: Freddie Haddad <6127369+freddiehaddad@users.noreply.github.com>
Date: Sun, 19 Nov 2023 14:19:12 -0800
Subject: [PATCH] feat: missing icon keys will be set to the default (#49)
 (#51)

It is now possible to specify part of the icon table fields for file
providers (i.e. file_type). The missing fields will resort to default
values.
---
 lua/feline/generator.lua      |  2 +-
 lua/feline/providers/file.lua | 23 ++++++++++++++---------
 2 files changed, 15 insertions(+), 10 deletions(-)

diff --git a/lua/feline/generator.lua b/lua/feline/generator.lua
index 581495e..07ed962 100644
--- a/lua/feline/generator.lua
+++ b/lua/feline/generator.lua
@@ -463,7 +463,7 @@ local function parse_component(gen, component, use_short_provider, winid, sectio
 
     local right_sep_str = parse_sep_list(gen, component.right_sep, hl.bg, is_component_empty)
 
-    icon = parse_icon(gen, component.icon or icon, hl, is_component_empty)
+    icon = parse_icon(gen, icon or component.icon, hl, is_component_empty)
 
     return string.format(
         '%s%s%%#%s#%s%s',
diff --git a/lua/feline/providers/file.lua b/lua/feline/providers/file.lua
index 905e650..426c5c8 100644
--- a/lua/feline/providers/file.lua
+++ b/lua/feline/providers/file.lua
@@ -81,18 +81,21 @@ function M.file_info(component, opts)
     local readonly_str, modified_str, icon
 
     -- Avoid loading nvim-web-devicons if an icon is provided already
-    if not component.icon then
+    if not component.icon or type(component.icon) == 'table' then
         local icon_str, icon_color = require('nvim-web-devicons').get_icon_color(
             fn.expand('%:t'),
             nil, -- extension is already computed by nvim-web-devicons
             { default = true }
         )
 
-        icon = { str = icon_str }
+        local default_icon = {}
+        default_icon.str = icon_str
 
         if opts.colored_icon == nil or opts.colored_icon then
-            icon.hl = { fg = icon_color }
+            default_icon.hl = { fg = icon_color }
         end
+
+        icon = vim.tbl_deep_extend('keep', component.icon or {}, default_icon)
     end
 
     local filename = api.nvim_buf_get_name(0)
@@ -168,23 +171,25 @@ function M.file_type(component, opts)
     local filetype = bo.filetype
     local icon
 
-    -- Avoid loading nvim-web-devicons if an icon is provided already
     if opts.filetype_icon then
-        if not component.icon then
+        if not component.icon or type(component.icon) == 'table' then
             local icon_str, icon_color = require('nvim-web-devicons').get_icon_color(
                 fn.expand('%:t'),
                 nil, -- extension is already computed by nvim-web-devicons
                 { default = true }
             )
 
-            icon = { str = icon_str }
+            local default_icon = {}
+            default_icon.str = icon_str
 
             if opts.colored_icon ~= false then
-                icon.hl = { fg = icon_color }
+                default_icon.hl = { fg = icon_color }
             end
-        end
 
-        filetype = ' ' .. filetype
+            icon = vim.tbl_deep_extend('keep', component.icon or {}, default_icon)
+
+            filetype = ' ' .. filetype
+        end
     end
 
     if opts.case == 'titlecase' then