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Issus #1836: add view.debounce_delay, avoid some unnecessary reloads #1855

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Issus #1836: add view.debounce_delay, avoid some unnecessary reloads #1855

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6 changes: 6 additions & 0 deletions doc/nvim-tree-lua.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -190,6 +190,7 @@ Subsequent calls to setup will replace the previous configuration.
view = {
adaptive_size = false,
centralize_selection = false,
debounce_delay = 15,
width = 30,
hide_root_folder = false,
side = "left",
Expand Down Expand Up @@ -680,6 +681,11 @@ Window / buffer setup.
initially centralized, see |zz|.
Type: `boolean`, Default: `false`

*nvim-tree.view.debounce_delay*
Idle milliseconds between BufReadPost, BufUnload and update.
The last BufReadPost or BufUnload will be focused, others are discarded.
Type: `number`, Default: `15` (ms)

*nvim-tree.view.hide_root_folder*
Hide the path of the current working directory on top of the tree.
Type: `boolean`, Default: `false`
Expand Down
9 changes: 7 additions & 2 deletions lua/nvim-tree.lua
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Expand Up @@ -368,7 +368,9 @@ local function setup_autocommands(opts)
(filters.config.filter_no_buffer or renderer.config.highlight_opened_files ~= "none")
and vim.bo[data.buf].buftype == ""
then
reloaders.reload_explorer()
utils.debounce("BufReadPost:filter_buffer", view.debounce_delay, function()
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One context should work well.

reloaders.reload_explorer()
end)
end
end,
})
Expand All @@ -380,7 +382,9 @@ local function setup_autocommands(opts)
(filters.config.filter_no_buffer or renderer.config.highlight_opened_files ~= "none")
and vim.bo[data.buf].buftype == ""
then
reloaders.reload_explorer(nil, data.buf)
utils.debounce("BufUnload:filter_buffer", view.debounce_delay, function()
reloaders.reload_explorer(nil, data.buf)
end)
end
end,
})
Expand Down Expand Up @@ -499,6 +503,7 @@ local DEFAULT_OPTS = { -- BEGIN_DEFAULT_OPTS
view = {
adaptive_size = false,
centralize_selection = false,
debounce_delay = 15,
width = 30,
hide_root_folder = false,
side = "left",
Expand Down
1 change: 1 addition & 0 deletions lua/nvim-tree/view.lua
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Original file line number Diff line number Diff line change
Expand Up @@ -483,6 +483,7 @@ function M.setup(opts)
local options = opts.view or {}
M.View.adaptive_size = options.adaptive_size
M.View.centralize_selection = options.centralize_selection
M.View.debounce_delay = options.debounce_delay
M.View.side = (options.side == "right") and "right" or "left"
M.View.width = options.width
M.View.height = options.height
Expand Down