mirror of
https://github.com/neovim/neovim.git
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5f9e828008
Problem: No builtin api to load and display images. Solution: Introduce vim.ui.img. Only supports kitty graphics protocol, currently.
53 lines
1.5 KiB
Lua
53 lines
1.5 KiB
Lua
local M = {}
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local health = vim.health
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local function system(cmd)
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local result = vim.system(cmd, { text = true }):wait()
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if not result then -- Workaround https://github.com/neovim/neovim/issues/37922
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return false, 'command failed'
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end
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return result.code == 0, vim.trim(('%s\n%s'):format(result.stdout, result.stderr))
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end
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local function get_tmux_option(option)
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local cmd = { 'tmux', 'show-option', '-qvg', option } -- try global scope
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local ok, out = system(cmd)
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local val = vim.fn.substitute(out, [[\v(\s|\r|\n)]], '', 'g')
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if not ok then
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health.error(('command failed: %s\n%s'):format(vim.inspect(cmd), out))
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return 'error'
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elseif val == '' then
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cmd = { 'tmux', 'show-option', '-qvgs', option } -- try session scope
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ok, out = system(cmd)
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val = vim.fn.substitute(out, [[\v(\s|\r|\n)]], '', 'g')
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if not ok then
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health.error(('command failed: %s\n%s'):format(vim.inspect(cmd), out))
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return 'error'
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end
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end
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return val
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end
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function M.check()
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health.start('vim.ui.img')
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if not vim.env.TMUX or vim.fn.executable('tmux') == 0 then
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health.ok('no terminal multiplexer detected')
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return
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end
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local passthrough = get_tmux_option('allow-passthrough')
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if passthrough ~= 'error' then
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if passthrough == 'on' or passthrough == 'all' then
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health.ok('allow-passthrough: ' .. passthrough)
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else
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health.error(
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'`allow-passthrough` is not enabled. Images will not be displayed.',
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{ 'Add to ~/.tmux.conf:\nset-option -g allow-passthrough on' }
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)
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end
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end
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end
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return M
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