feat: add documentation

.editorconfig

@@ -6,7 +6,3 @@ end_of_line = lf
 indent_style = tab
 insert_final_newline = true
 trim_trailing_whitespace = true
-
-[*.lua]
-indent_size = 3
-indent_style = tab

Makefile

@@ -16,3 +16,13 @@ clean: clear_dependencies
 .PHONY: test
 test: install_dependencies
 	$(NVIM_HEADLESS) -c "call Test()"
+
+.PHONY: docs
+docs:
+	@echo "Generating documentation..."
+	@nvim --headless --noplugin -u ./scripts/minimal-init.lua -c "luafile scripts/minidoc.lua" -c "qa!"
+
+.PHONY: clean
+clean:
+	@echo "Removing temporary directories..."
+	@rm -rf "/tmp/nvim/site/pack/test/start/mini.doc"

doc/modes.txt

@@ -0,0 +1,72 @@
+*modes.nvim* Prismatic line decorations for the adventurous vim user
+*Modes*
+
+MIT License Copyright (c) mvllow
+
+==============================================================================
+
+Features:
+
+- Highlight UI elements based on the current mode.
+
+# Setup ~
+
+Modes setup can be called with your `config` table to modify default
+behaviour.
+
+See |Modes.config| for `config` options and default values.
+
+------------------------------------------------------------------------------
+                                                                *default_config*
+                                `default_config`
+Module config
+
+Default values:
+>lua
+  local default_config = {
+  	colors = {},
+  	line_opacity = {
+  		copy = 0.15,
+  		delete = 0.15,
+  		change = 0.15,
+  		format = 0.15,
+  		insert = 0.15,
+  		visual = 0.15,
+  	},
+  	set_cursor = true,
+  	set_cursorline = true,
+  	set_number = true,
+  	set_signcolumn = true,
+  	ignore = {
+  		'NvimTree',
+  		'lspinfo',
+  		'packer',
+  		'checkhealth',
+  		'help',
+  		'man',
+  		'TelescopePrompt',
+  		'TelescopeResults',
+  		'!minifiles',
+  	},
+  }
+<
+------------------------------------------------------------------------------
+                                                                 *H.highlight()*
+                             `H.highlight`({scene})
+highlights
+Parameters ~
+{scene} '`(default)`'|'copy'|'delete'|'change'|'format'|'insert'|'visual'
+
+------------------------------------------------------------------------------
+                                                                 *Modes.setup()*
+                             `Modes.setup`({opts})
+Module setup
+
+Parameters ~
+{config} `(table|nil)` Module config table. See |Modes.config|.
+
+Usage ~
+`require('modes').setup({})` (replace `{}` with your `config` table)
+
+
+ vim:tw=78:ts=8:noet:ft=help:norl:

doc/tags

@@ -0,0 +1,5 @@
+H.highlight()	modes.txt	/*H.highlight()*
+Modes	modes.txt	/*Modes*
+Modes.setup()	modes.txt	/*Modes.setup()*
+default_config	modes.txt	/*default_config*
+modes.nvim	modes.txt	/*modes.nvim*

lua/modes.lua

@@ -1,7 +1,33 @@
-local utils = require('modes.utils')
+--- *modes.nvim* Prismatic line decorations for the adventurous vim user
+--- *Modes*
+---
+--- MIT License Copyright (c) mvllow
+---
+--- ==============================================================================
+---
+--- Features:
+---
+--- - Highlight UI elements based on the current mode.
+---
+--- # Setup ~
+---
+--- Modes setup can be called with your `config` table to modify default
+--- behaviour.
+---
+--- See |Modes.config| for `config` options and default values.
+
+---@alias Scene 'copy'|'delete'|'insert'|'normal'|'replace'|'visual'
+
+local Modes = {}
+local H = {}
 
-local M = {}
 local config = {}
+local utils = require('modes.utils')
+
+--- Module config
+---
+--- Default values:
+---@eval return MiniDoc.afterlines_to_code(MiniDoc.current.eval_section)
 local default_config = {
 	colors = {},
 	line_opacity = {
@@ -28,6 +54,8 @@ local default_config = {
 		'!minifiles',
 	},
 }
+--minidoc_afterlines_end
+--
 local winhighlight = {
 	default = {
 		CursorLine = 'CursorLine',
@@ -81,24 +109,24 @@ local in_ignored_buffer = function()
 		return config.ignore()
 	end
 	return not vim.tbl_contains(config.ignore, '!' .. vim.bo.filetype)
-		 and (vim.api.nvim_get_option_value('buftype', { buf = 0 }) ~= '' -- not a normal buffer
-			 or not vim.api.nvim_get_option_value('buflisted', { buf = 0 }) -- unlisted buffer
-			 or vim.tbl_contains(config.ignore, vim.bo.filetype))
+		and (vim.api.nvim_get_option_value('buftype', { buf = 0 }) ~= '' -- not a normal buffer
+			or not vim.api.nvim_get_option_value('buflisted', { buf = 0 }) -- unlisted buffer
+			or vim.tbl_contains(config.ignore, vim.bo.filetype))
 end
 
-M.reset = function()
-	M.highlight('default')
+H.reset = function()
+	H.highlight('default')
 	vim.cmd.redraw()
 end
 
-M.restore = function()
-	local scene = M.get_scene()
-	M.highlight(scene)
+H.restore = function()
+	local scene = H.get_scene()
+	H.highlight(scene)
 end
 
 ---Update highlights
 ---@param scene 'default'|'copy'|'delete'|'change'|'format'|'insert'|'visual'
-M.highlight = function(scene)
+H.highlight = function(scene)
 	if in_ignored_buffer() then
 		return
 	end
@@ -122,7 +150,7 @@ M.highlight = function(scene)
 	if not config.set_number then
 		winhl_map.CursorLineNr = nil
 	elseif not config.set_cursorline then
-		local detected_scene = M.get_scene()
+		local detected_scene = H.get_scene()
 		if scene == 'default' and detected_scene == 'visual' then
 			winhl_map.CursorLineNr = 'ModesVisualUnfocusedCursorLineNr'
 		end
@@ -167,7 +195,7 @@ M.highlight = function(scene)
 	end
 end
 
-M.get_scene = function()
+H.get_scene = function()
 	local mode = vim.api.nvim_get_mode().mode
 	if mode:match('[iR]') then
 		return 'insert'
@@ -179,7 +207,7 @@ M.get_scene = function()
 	return 'default'
 end
 
-M.define = function()
+H.define = function()
 	colors = {
 		bg = config.colors.bg or utils.get_bg('Normal', 'Normal'),
 		copy = config.colors.copy or utils.get_bg('ModesCopy', '#f5c359'),
@@ -278,7 +306,7 @@ M.define = function()
 	end
 end
 
-M.enable_managed_ui = function()
+H.enable_managed_ui = function()
 	if in_ignored_buffer() then
 		if config.set_cursorline then
 			vim.o.cursorline = false
@@ -294,11 +322,11 @@ M.enable_managed_ui = function()
 			vim.opt.guicursor:append('r-o:ModesOperator')
 		end
 
-		M.restore()
+		H.restore()
 	end
 end
 
-M.disable_managed_ui = function()
+H.disable_managed_ui = function()
 	if config.set_cursorline then
 		vim.o.cursorline = false
 	end
@@ -315,10 +343,15 @@ M.disable_managed_ui = function()
 		vim.o.guicursor = cursor
 	end
 
-	M.reset()
+	H.reset()
 end
 
-M.setup = function(opts)
+--- Module setup
+---
+---@param config table|nil Module config table. See |Modes.config|.
+---
+---@usage `require('modes').setup({})` (replace `{}` with your `config` table)
+Modes.setup = function(opts)
 	opts = vim.tbl_extend('keep', opts or {}, default_config)
 	if opts.focus_only then
 		vim.notify(
@@ -352,13 +385,13 @@ M.setup = function(opts)
 		}
 	end
 
-	M.define()
-	M.enable_managed_ui() -- ensure enabled initially
+	H.define()
+	H.enable_managed_ui() -- ensure enabled initially
 
 	---Reset normal highlight
 	vim.api.nvim_create_autocmd('ModeChanged', {
 		pattern = '*:n,*:ni*',
-		callback = M.reset,
+		callback = H.reset,
 	})
 
 	---Set operator highlights
@@ -367,52 +400,52 @@ M.setup = function(opts)
 		callback = function()
 			local operator = vim.v.operator
 			if operator == 'y' then
-				M.highlight('copy')
+				H.highlight('copy')
 			elseif operator == 'd' then
-				M.highlight('delete')
+				H.highlight('delete')
 			elseif operator == 'c' then
-				M.highlight('change')
+				H.highlight('change')
 			elseif operator:match('[=!><g]') then
-				M.highlight('format')
+				H.highlight('format')
 			end
 		end,
 	})
 
 	---Set highlights when colorscheme changes
 	vim.api.nvim_create_autocmd('ColorScheme', {
 		pattern = '*',
-		callback = M.define,
+		callback = H.define,
 	})
 
 	---Set insert highlight
 	vim.api.nvim_create_autocmd('InsertEnter', {
 		pattern = '*',
 		callback = function()
-			M.highlight('insert')
+			H.highlight('insert')
 		end,
 	})
 
 	---Set visual highlight
 	vim.api.nvim_create_autocmd('ModeChanged', {
 		pattern = '*:[vVsS\x16\x13]',
 		callback = function()
-			M.highlight('visual')
+			H.highlight('visual')
 		end,
 	})
 
 	---Enable managed UI for current window
 	vim.api.nvim_create_autocmd({ 'WinEnter', 'FocusGained' }, {
 		pattern = '*',
 		callback = function()
-			vim.schedule(M.enable_managed_ui)
+			vim.schedule(H.enable_managed_ui)
 		end,
 	})
 
 	---Disable managed UI
 	vim.api.nvim_create_autocmd({ 'WinLeave', 'FocusLost' }, {
 		pattern = '*',
-		callback = M.disable_managed_ui,
+		callback = H.disable_managed_ui,
 	})
 end
 
-return M
+return Modes

readme.md

@@ -5,13 +5,13 @@
 ## Usage
 
 ```lua
-use({
-	'mvllow/modes.nvim',
-	tag = 'v0.2.1',
+{
+	"mvllow/modes.nvim",
+	tag = "v0.2.1",
 	config = function()
-		require('modes').setup()
+		require("modes").setup()
 	end
-})
+}
 ```
 
 ![modes.nvim](https://user-images.githubusercontent.com/1474821/127896095-6da221cf-3327-4eed-82be-ce419bdf647c.gif)
@@ -53,7 +53,7 @@ require('modes').setup({
 	-- Disable modes highlights for specified filetypes
 	-- or enable with prefix "!" if otherwise disabled (please PR common patterns)
 	-- Can also be a function fun():boolean that disables modes highlights when true
-	ignore = { 'NvimTree', 'TelescopePrompt', '!minifiles' }
+	ignore = { "NvimTree", "TelescopePrompt", "!minifiles" }
 })
 ```
 
@@ -75,9 +75,21 @@ require('modes').setup({
 _Workaround:_
 
 ```lua
-require('which-key').setup({
+require("which-key").setup({
         triggers_blacklist = {
                 n = { "d", "y" }
         }
 })
 ```
+
+## Contributing
+
+Pull requests are welcome and appreciated!
+
+### Generating documentation
+
+Run `make docs` or inside of Neovim, with [mini.doc](https://github.com/echasnovski/mini.doc) in your runtimepath:
+
+```lua
+:luafile scripts/minidoc.lua
+```

scripts/minidoc.lua

@@ -0,0 +1,17 @@
+local minidoc = require("mini.doc")
+
+if _G.MiniDoc == nil then
+	minidoc.setup()
+end
+
+local hooks = vim.deepcopy(minidoc.default_hooks)
+
+hooks.write_pre = function(lines)
+	-- Remove first two lines with `======` and `------` delimiters to comply
+	-- with `:h local-additions` template
+	table.remove(lines, 1)
+	table.remove(lines, 1)
+	return lines
+end
+
+minidoc.generate({ "lua/modes.lua" }, "doc/modes.txt", { hooks = hooks })