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feat: dir_display_limit #89

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feat: dir_display_limit #89

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4b0b6d6
feat: dir_display_limit
kawre Sep 2, 2023
13f1a6b
feat: ellipsis symbol to indicate directories being limited
kawre Sep 13, 2023
1eb90d5
Merge branch 'utilyre:main' into feature/dir_display_limit
kawre Sep 13, 2023
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8 changes: 8 additions & 0 deletions lua/barbecue/config/template.lua
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Original file line number Diff line number Diff line change
Expand Up @@ -41,6 +41,14 @@ local M = {
---@type boolean
show_dirname = true,

---Limits the number of directories to display.
---Any number below 1 disables this feature.
---
---NOTE: Requires show_dirname to be enabled
---
---@type integer
dir_display_limit = 0,

---Whether to display file name.
---
---@type boolean
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34 changes: 22 additions & 12 deletions lua/barbecue/ui/components.lua
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Original file line number Diff line number Diff line change
Expand Up @@ -18,40 +18,50 @@ function M.dirname(bufnr)
local dirname =
vim.fn.fnamemodify(filename, config.user.modifiers.dirname .. ":h")

if dirname == "." then return {} end

---@type barbecue.Entry[]
local entries = {}

if dirname == "." then return {} end
if dirname:sub(1, 1) == "/" then
local protocol_start_index = dirname:find("://")
if protocol_start_index ~= nil then
local protocol = dirname:sub(1, protocol_start_index + 2)
table.insert(
entries,
Entry.new({
"/",
protocol,
highlight = theme.highlights.dirname,
})
)

dirname = dirname:sub(protocol_start_index + 3)
end

local protocol_start_index = dirname:find("://")
if protocol_start_index ~= nil then
local protocol = dirname:sub(1, protocol_start_index + 2)
local dirs = vim.list_extend(
dirname:sub(1, 1) == "/" and { "/" } or {},
vim.split(dirname, PATH_SEPARATOR, { trimempty = true })
)

local dir_display_limit = config.user.dir_display_limit
local dirs_start_index = (
dir_display_limit >= 1 and #dirs - dir_display_limit or 0
) + 1

if dirs_start_index > 1 then
table.insert(
entries,
Entry.new({
protocol,
config.user.symbols.ellipsis,
highlight = theme.highlights.dirname,
})
)

dirname = dirname:sub(protocol_start_index + 3)
end

local dirs = vim.split(dirname, PATH_SEPARATOR, { trimempty = true })
for _, dir in ipairs(dirs) do
for i = math.max(dirs_start_index, 1), #dirs, 1 do
table.insert(
entries,
Entry.new({
dir,
dirs[i],
highlight = theme.highlights.dirname,
})
)
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