From 5623db1090bae819e12dcf58ed492cc3bac87e05 Mon Sep 17 00:00:00 2001
From: Joel Beckmeyer <joel@beckmeyer.us>
Date: Mon, 14 Sep 2026 07:47:18 -0400
Subject: [PATCH] skip heavyweight plugins on termux

---
 dot_config/nvim/init.lua        | 60 ++++++++++++++++++---------------
 dot_config/nvim/lua/plugins.lua | 16 ++++++---
 2 files changed, 45 insertions(+), 31 deletions(-)

diff --git a/dot_config/nvim/init.lua b/dot_config/nvim/init.lua
index 536ab6b..c6dbc20 100644
--- a/dot_config/nvim/init.lua
+++ b/dot_config/nvim/init.lua
@@ -22,20 +22,22 @@ vim.keymap.set('n', '<C-L>', '<C-W><C-L>')
 vim.keymap.set('', '<C-c>', '"+y<CR>')
 
 -- coc.nvim - remap <cr> to make it confirm completion.
-vim.keymap.set('i', '<cr>', function()
-	if vim.fn['coc#pum#visible']() == 1 then return vim.fn['coc#pum#confirm']() end
-	return '<cr>'
-end, { expr=true })
+if not vim.g.is_termux then
+	vim.keymap.set('i', '<cr>', function()
+		if vim.fn['coc#pum#visible']() == 1 then return vim.fn['coc#pum#confirm']() end
+		return '<cr>'
+	end, { expr=true })
 
--- coc.nvim - use <Tab> / <S-Tab> to navigate completion list
-vim.keymap.set('i', '<Tab>', function()
-	if vim.fn['coc#pum#visible']() == 1 then return vim.fn['coc#pum#next'](1) end
-	return '<Tab>'
-end, { expr=true })
-vim.keymap.set('i', '<S-Tab>', function()
-	if vim.fn['coc#pum#visible']() == 1 then return vim.fn['coc#pum#prev'](1) end
-	return '<S-Tab>'
-end, { expr=true })
+	-- coc.nvim - use <Tab> / <S-Tab> to navigate completion list
+	vim.keymap.set('i', '<Tab>', function()
+		if vim.fn['coc#pum#visible']() == 1 then return vim.fn['coc#pum#next'](1) end
+		return '<Tab>'
+	end, { expr=true })
+	vim.keymap.set('i', '<S-Tab>', function()
+		if vim.fn['coc#pum#visible']() == 1 then return vim.fn['coc#pum#prev'](1) end
+		return '<S-Tab>'
+	end, { expr=true })
+end
 
 -- Code search? https://news.ycombinator.com/item?id=41739452
 vim.keymap.set('n', 'gv', '<c-w>v<cmd>lua vim.lsp.buf.definition()<CR>', opts)
@@ -53,22 +55,26 @@ vim.api.nvim_create_autocmd(
 )
 
 -- treesitter
-require'nvim-treesitter.configs'.setup {
-  highlight = {
-    enable = true,
-    -- Setting this to true will run `:h syntax` and tree-sitter at the same time.
-    -- Set this to `true` if you depend on 'syntax' being enabled (like for indentation).
-    -- Using this option may slow down your editor, and you may see some duplicate highlights.
-    -- Instead of true it can also be a list of languages
-    additional_vim_regex_highlighting = false,
-  },
-  indent = {
-    enable = true
-  }
-}
+if not vim.g.is_termux then
+	require'nvim-treesitter.configs'.setup {
+	  highlight = {
+	    enable = true,
+	    -- Setting this to true will run `:h syntax` and tree-sitter at the same time.
+	    -- Set this to `true` if you depend on 'syntax' being enabled (like for indentation).
+	    -- Using this option may slow down your editor, and you may see some duplicate highlights.
+	    -- Instead of true it can also be a list of languages
+	    additional_vim_regex_highlighting = false,
+	  },
+	  indent = {
+	    enable = true
+	  }
+	}
+end
 
 -- Install coc extensions
-vim.g.coc_global_extensions = {'coc-json', 'coc-lua', 'coc-pyright', 'coc-rust-analyzer', 'coc-yaml', 'coc-eslint'}
+if not vim.g.is_termux then
+	vim.g.coc_global_extensions = {'coc-json', 'coc-lua', 'coc-pyright', 'coc-rust-analyzer', 'coc-yaml', 'coc-eslint'}
+end
 
 -- Turn on nice things
 vim.opt.clipboard:append("unnamedplus")
diff --git a/dot_config/nvim/lua/plugins.lua b/dot_config/nvim/lua/plugins.lua
index 0f31f9b..748cd2c 100644
--- a/dot_config/nvim/lua/plugins.lua
+++ b/dot_config/nvim/lua/plugins.lua
@@ -7,12 +7,22 @@ end
 -- Only required if you have packer configured as `opt`
 vim.cmd [[packadd packer.nvim]]
 
+-- Skip heavyweight plugins (LSP completion, treesitter) on resource-constrained
+-- environments like Termux, where they're slow/flaky to install and build and
+-- generally unnecessary for quick edits. Termux sets $TERMUX_VERSION natively.
+local is_termux = os.getenv('TERMUX_VERSION') ~= nil
+vim.g.is_termux = is_termux
+
 return require('packer').startup(function(use)
   -- Packer can manage itself
   use 'wbthomason/packer.nvim'
 
-  -- LSP / COMPLETION --
-  use {'neoclide/coc.nvim', branch = "release"}
+  if not is_termux then
+    -- LSP / COMPLETION --
+    use {'neoclide/coc.nvim', branch = "release"}
+
+    use {'nvim-treesitter/nvim-treesitter', run = ':TSUpdate'}
+  end
 
   -- automatically adjust tab based on current file
   use 'tpope/vim-sleuth'
@@ -25,8 +35,6 @@ return require('packer').startup(function(use)
 
   use 'lukas-reineke/indent-blankline.nvim'
 
-  use {'nvim-treesitter/nvim-treesitter', run = ':TSUpdate'}
-
   -- Automatically set up your configuration after cloning packer.nvim
   -- Put this at the end after all plugins
   if packer_bootstrap then