A floating
vim.ui.input buffer that auto-resizes to fit its contents.
change stylua config
+180
-146
+6
.stylua.toml
+6
.stylua.toml
+15
-15
lua/lib/config.lua
+15
-15
lua/lib/config.lua
···
16
16
---@field max integer
17
17
18
18
return {
19
-
---@type multinput.Config
20
-
defaults = {
21
-
opts = { numbers = "multiline" },
22
-
padding = 5,
23
-
width = { min = 20, max = 60 },
24
-
height = { min = 1, max = 6 },
25
-
win = {
26
-
title = "Input: ",
27
-
style = "minimal",
28
-
focusable = true,
29
-
relative = "cursor",
30
-
col = -1,
31
-
height = 1,
32
-
},
33
-
},
19
+
---@type multinput.Config
20
+
defaults = {
21
+
opts = { numbers = "multiline" },
22
+
padding = 5,
23
+
width = { min = 20, max = 60 },
24
+
height = { min = 1, max = 6 },
25
+
win = {
26
+
title = "Input: ",
27
+
style = "minimal",
28
+
focusable = true,
29
+
relative = "cursor",
30
+
col = -1,
31
+
height = 1,
32
+
},
33
+
},
34
34
}
+129
-101
lua/lib/input.lua
+129
-101
lua/lib/input.lua
···
1
-
local utils = require("lib.utils")
1
+
local utils = require "lib.utils"
2
2
3
3
---@class multinput.Input
4
4
---@field config multinput.Config
···
8
8
local Input = {}
9
9
10
10
local defaults = {
11
-
opts = { numbers = "multiline" },
12
-
padding = 5,
13
-
width = { min = 10, max = 50 },
14
-
height = { min = 1, max = 8 },
15
-
win = {
16
-
title = "Input: ",
17
-
style = "minimal",
18
-
focusable = true,
19
-
relative = "cursor",
20
-
col = -1,
21
-
height = 1,
22
-
},
11
+
opts = { numbers = "multiline" },
12
+
padding = 5,
13
+
width = { min = 10, max = 50 },
14
+
height = { min = 1, max = 8 },
15
+
win = {
16
+
title = "Input: ",
17
+
style = "minimal",
18
+
focusable = true,
19
+
relative = "cursor",
20
+
col = -1,
21
+
height = 1,
22
+
},
23
23
}
24
24
25
25
local group = vim.api.nvim_create_augroup("multinput.nvim", { clear = true })
···
28
28
---@param opts any
29
29
---@param on_confirm fun(input?: string)
30
30
function Input:new(config, opts, on_confirm)
31
-
local i = {}
32
-
i.config = vim.tbl_deep_extend("force", defaults, config, { win = { title = opts.prompt or "Input: " } })
33
-
i.default = opts.default or ""
34
-
i.on_confirm = on_confirm or function() end
35
-
setmetatable(i, self)
36
-
self.__index = self
37
-
return i
31
+
local i = {}
32
+
i.config = vim.tbl_deep_extend(
33
+
"force",
34
+
defaults,
35
+
config,
36
+
{ win = { title = opts.prompt or "Input: " } }
37
+
)
38
+
i.default = opts.default or ""
39
+
i.on_confirm = on_confirm or function() end
40
+
setmetatable(i, self)
41
+
self.__index = self
42
+
return i
38
43
end
39
44
40
45
---@param default string
41
46
function Input:open(default)
42
-
local width =
43
-
utils.clamp(vim.fn.strdisplaywidth(default) + self.config.padding, self.config.width.min, self.config.width.max)
47
+
local width = utils.clamp(
48
+
vim.fn.strdisplaywidth(default) + self.config.padding,
49
+
self.config.width.min,
50
+
self.config.width.max
51
+
)
44
52
45
-
-- Position window relative to the cursor, such that it doesn't overlap with the cursor's line.
46
-
local curr_win = vim.api.nvim_get_current_win()
47
-
local cursor_row = vim.api.nvim_win_get_cursor(curr_win)[1]
48
-
local win_config = (cursor_row <= 3) and { anchor = "NW", row = 1, width = width }
49
-
or { anchor = "SW", row = 0, width = width }
50
-
self.config = vim.tbl_deep_extend("keep", self.config, { win = win_config })
53
+
-- Position window relative to the cursor, such that it doesn't overlap with the cursor's line.
54
+
local curr_win = vim.api.nvim_get_current_win()
55
+
local cursor_row = vim.api.nvim_win_get_cursor(curr_win)[1]
56
+
local win_config = (cursor_row <= 3) and { anchor = "NW", row = 1, width = width }
57
+
or { anchor = "SW", row = 0, width = width }
58
+
self.config = vim.tbl_deep_extend("keep", self.config, { win = win_config })
51
59
52
-
-- Create buffer and floating window.
53
-
self.bufnr = vim.api.nvim_create_buf(false, true)
54
-
utils.set_options(
55
-
{ buftype = "prompt", bufhidden = "wipe", textwidth = self.config.width.max },
56
-
{ buf = self.bufnr }
57
-
)
58
-
vim.fn.prompt_setprompt(self.bufnr, "")
60
+
-- Create buffer and floating window.
61
+
self.bufnr = vim.api.nvim_create_buf(false, true)
62
+
utils.set_options(
63
+
{ buftype = "prompt", bufhidden = "wipe", textwidth = self.config.width.max },
64
+
{ buf = self.bufnr }
65
+
)
66
+
vim.fn.prompt_setprompt(self.bufnr, "")
59
67
60
-
self.winnr = vim.api.nvim_open_win(self.bufnr, true, self.config.win)
61
-
utils.set_options({ wrap = true, linebreak = true, winhighlight = "Search:None" }, { win = self.winnr })
68
+
self.winnr = vim.api.nvim_open_win(self.bufnr, true, self.config.win)
69
+
utils.set_options(
70
+
{ wrap = true, linebreak = true, winhighlight = "Search:None" },
71
+
{ win = self.winnr }
72
+
)
62
73
63
-
-- Write default value and put cursor at the end
64
-
vim.api.nvim_buf_set_text(self.bufnr, 0, 0, 0, 0, { default })
65
-
vim.cmd("startinsert")
66
-
vim.api.nvim_win_set_cursor(self.winnr, { 1, vim.str_utfindex(default, "utf-8") + 1 })
74
+
-- Write default value and put cursor at the end
75
+
vim.api.nvim_buf_set_text(self.bufnr, 0, 0, 0, 0, { default })
76
+
vim.cmd "startinsert"
77
+
vim.api.nvim_win_set_cursor(
78
+
self.winnr,
79
+
{ 1, vim.str_utfindex(default, "utf-8") + 1 }
80
+
)
67
81
68
-
self:resize()
69
-
self:autocmds()
70
-
self:mappings()
82
+
self:resize()
83
+
self:autocmds()
84
+
self:mappings()
71
85
end
72
86
73
87
---@param result string?
74
88
function Input:close(result)
75
-
vim.cmd("stopinsert")
76
-
vim.api.nvim_win_close(self.winnr, true)
77
-
self.on_confirm(result)
89
+
vim.cmd "stopinsert"
90
+
vim.api.nvim_win_close(self.winnr, true)
91
+
self.on_confirm(result)
78
92
end
79
93
80
94
function Input:resize()
81
-
local text = vim.api.nvim_buf_get_lines(self.bufnr, 0, -1, false)
82
-
local line = table.concat(text, "")
95
+
local text = vim.api.nvim_buf_get_lines(self.bufnr, 0, -1, false)
96
+
local line = table.concat(text, "")
83
97
84
-
if line == "" then
85
-
vim.api.nvim_win_set_width(
86
-
self.winnr,
87
-
utils.clamp(self.config.padding, self.config.width.min, self.config.width.max)
88
-
)
89
-
vim.api.nvim_win_set_height(self.winnr, 1)
90
-
return
91
-
end
98
+
if line == "" then
99
+
vim.api.nvim_win_set_width(
100
+
self.winnr,
101
+
utils.clamp(
102
+
self.config.padding,
103
+
self.config.width.min,
104
+
self.config.width.max
105
+
)
106
+
)
107
+
vim.api.nvim_win_set_height(self.winnr, 1)
108
+
return
109
+
end
92
110
93
-
local lines = utils.split_wrapped_lines(line, self.config.width.max)
111
+
local lines = utils.split_wrapped_lines(line, self.config.width.max)
94
112
95
-
local lens = vim.tbl_map(function(l)
96
-
return vim.fn.strdisplaywidth(l)
97
-
end, lines)
98
-
local width =
99
-
utils.clamp(math.max(unpack(lens)) + self.config.padding, self.config.width.min, self.config.width.max + #lines)
100
-
vim.api.nvim_win_set_width(self.winnr, width)
113
+
local lens = vim.tbl_map(function(l)
114
+
return vim.fn.strdisplaywidth(l)
115
+
end, lines)
116
+
local width = utils.clamp(
117
+
math.max(unpack(lens)) + self.config.padding,
118
+
self.config.width.min,
119
+
self.config.width.max + #lines
120
+
)
121
+
vim.api.nvim_win_set_width(self.winnr, width)
101
122
102
-
local height = utils.clamp(#lines, self.config.height.min, self.config.height.max)
103
-
vim.api.nvim_win_set_height(self.winnr, height)
123
+
local height = utils.clamp(#lines, self.config.height.min, self.config.height.max)
124
+
vim.api.nvim_win_set_height(self.winnr, height)
104
125
105
-
if self.config.opts.numbers == "always" or (self.config.opts.numbers == "multiline" and height > 1) then
106
-
utils.set_option_if_globally_enabled("number", self.winnr)
107
-
utils.set_option_if_globally_enabled("relativenumber", self.winnr)
108
-
end
126
+
if
127
+
self.config.opts.numbers == "always"
128
+
or (self.config.opts.numbers == "multiline" and height > 1)
129
+
then
130
+
utils.set_option_if_globally_enabled("number", self.winnr)
131
+
utils.set_option_if_globally_enabled("relativenumber", self.winnr)
132
+
end
109
133
110
-
if
111
-
vim.api.nvim_get_option_value("number", { win = self.winnr })
112
-
or vim.api.nvim_get_option_value("relativenumber", { win = self.winnr })
113
-
then
114
-
vim.api.nvim_win_set_width(self.winnr, width + utils.get_linenr_width())
115
-
end
134
+
if
135
+
vim.api.nvim_get_option_value("number", { win = self.winnr })
136
+
or vim.api.nvim_get_option_value("relativenumber", { win = self.winnr })
137
+
then
138
+
vim.api.nvim_win_set_width(self.winnr, width + utils.get_linenr_width())
139
+
end
116
140
end
117
141
118
142
function Input:autocmds()
119
-
vim.api.nvim_create_autocmd({ "TextChanged", "TextChangedI" }, {
120
-
group = group,
121
-
buffer = self.bufnr,
122
-
callback = function()
123
-
self:resize()
124
-
end,
125
-
})
143
+
vim.api.nvim_create_autocmd({ "TextChanged", "TextChangedI" }, {
144
+
group = group,
145
+
buffer = self.bufnr,
146
+
callback = function()
147
+
self:resize()
148
+
end,
149
+
})
126
150
end
127
151
128
152
function Input:mappings()
129
-
---@param mode string|string[]
130
-
---@param lhs string
131
-
---@param rhs string|function
132
-
local function map(mode, lhs, rhs)
133
-
vim.keymap.set(mode, lhs, rhs, { buffer = self.bufnr })
134
-
end
153
+
---@param mode string|string[]
154
+
---@param lhs string
155
+
---@param rhs string|function
156
+
local function map(mode, lhs, rhs)
157
+
vim.keymap.set(mode, lhs, rhs, { buffer = self.bufnr })
158
+
end
135
159
136
-
map({ "n", "i", "v" }, "<cr>", function()
137
-
self:close(vim.api.nvim_buf_get_lines(self.bufnr, 0, 1, false)[1])
138
-
end)
139
-
map({ "i" }, "<a-cr>", function()
140
-
vim.api.nvim_feedkeys(vim.api.nvim_replace_termcodes("<cr>", true, false, true), "n", true)
141
-
end)
160
+
map({ "n", "i", "v" }, "<cr>", function()
161
+
self:close(vim.api.nvim_buf_get_lines(self.bufnr, 0, 1, false)[1])
162
+
end)
163
+
map({ "i" }, "<a-cr>", function()
164
+
vim.api.nvim_feedkeys(
165
+
vim.api.nvim_replace_termcodes("<cr>", true, false, true),
166
+
"n",
167
+
true
168
+
)
169
+
end)
142
170
143
-
map("n", "<esc>", function()
144
-
self:close()
145
-
end)
171
+
map("n", "<esc>", function()
172
+
self:close()
173
+
end)
146
174
147
-
map("n", "q", function()
148
-
self:close()
149
-
end)
175
+
map("n", "q", function()
176
+
self:close()
177
+
end)
150
178
end
151
179
152
180
return Input
+25
-25
lua/lib/utils.lua
+25
-25
lua/lib/utils.lua
···
3
3
---@param options table<string, any>
4
4
---@param opts vim.api.keyset.option
5
5
function M.set_options(options, opts)
6
-
for k, v in pairs(options) do
7
-
vim.api.nvim_set_option_value(k, v, opts)
8
-
end
6
+
for k, v in pairs(options) do
7
+
vim.api.nvim_set_option_value(k, v, opts)
8
+
end
9
9
end
10
10
11
11
---@param option string
12
12
---@param winnr integer
13
13
function M.set_option_if_globally_enabled(option, winnr)
14
-
if vim.api.nvim_get_option_value(option, { scope = "global" }) then
15
-
vim.api.nvim_set_option_value(option, true, { win = winnr })
16
-
end
14
+
if vim.api.nvim_get_option_value(option, { scope = "global" }) then
15
+
vim.api.nvim_set_option_value(option, true, { win = winnr })
16
+
end
17
17
end
18
18
19
19
---@param value number
···
21
21
---@param max number
22
22
---@return number
23
23
function M.clamp(value, min, max)
24
-
return math.min(math.max(value, min), max)
24
+
return math.min(math.max(value, min), max)
25
25
end
26
26
27
27
---@param text string
28
28
---@param width integer
29
29
---@return string[]
30
30
function M.split_wrapped_lines(text, width)
31
-
if text == "" then
32
-
return {}
33
-
end
31
+
if text == "" then
32
+
return {}
33
+
end
34
34
35
-
---@type string[]
36
-
local lines = {}
37
-
local textlen = vim.fn.strchars(text, true)
35
+
---@type string[]
36
+
local lines = {}
37
+
local textlen = vim.fn.strchars(text, true)
38
38
39
-
local i = 0
40
-
while i < textlen do
41
-
local len = i + width <= textlen and width or textlen - i
42
-
local new_line = vim.fn.strcharpart(text, i, len)
39
+
local i = 0
40
+
while i < textlen do
41
+
local len = i + width <= textlen and width or textlen - i
42
+
local new_line = vim.fn.strcharpart(text, i, len)
43
43
44
-
table.insert(lines, new_line)
45
-
i = i + len
46
-
end
44
+
table.insert(lines, new_line)
45
+
i = i + len
46
+
end
47
47
48
-
return lines
48
+
return lines
49
49
end
50
50
51
51
function M.get_linenr_width()
52
-
local line_count = vim.api.nvim_buf_line_count(0)
53
-
local line_digits = math.floor(math.log10(math.max(1, line_count))) + 1
54
-
local numberwidth_opt = vim.opt.numberwidth:get()
55
-
return math.max(line_digits, numberwidth_opt)
52
+
local line_count = vim.api.nvim_buf_line_count(0)
53
+
local line_digits = math.floor(math.log10(math.max(1, line_count))) + 1
54
+
local numberwidth_opt = vim.opt.numberwidth:get()
55
+
return math.max(line_digits, numberwidth_opt)
56
56
end
57
57
58
58
return M
+5
-5
lua/multinput.lua
+5
-5
lua/multinput.lua
···
1
-
local Input = require("lib.input")
1
+
local Input = require "lib.input"
2
2
3
3
local M = {}
4
4
5
5
---@param config? multinput.Config
6
6
function M.setup(config)
7
-
vim.ui.input = function(opts, on_confirm)
8
-
local input = Input:new(config or {}, opts or {}, on_confirm)
9
-
input:open(opts.default or "")
10
-
end
7
+
vim.ui.input = function(opts, on_confirm)
8
+
local input = Input:new(config or {}, opts or {}, on_confirm)
9
+
input:open(opts.default or "")
10
+
end
11
11
end
12
12
13
13
return M