tomas.mirchev/nvim-tree.lua
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fix: help window header is minimum width (#2149)

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* help: window header is minimum width

* help: window header is minimum width
This commit is contained in:
Alexander Courtis 2023-04-18 15:30:44 +10:00 committed by GitHub
parent e99616bebe
commit 5b5373254f
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1 changed files with 13 additions and 4 deletions
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lua/nvim-tree/help.lua
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@ -82,8 +82,8 @@ end
--- @return table arrays of arguments 3-6 for nvim_buf_add_highlight()
--- @return number maximum length of text
local function compute()
local hl = { { "NvimTreeRootFolder", 0, 0, 18 } }
local width = 0
local head_lhs = "nvim-tree mappings"
local head_rhs = "exit: q"
-- formatted lhs and desc from active keymap
local mappings = vim.tbl_map(function(map)
@ -103,7 +103,16 @@ local function compute()
max_desc = math.max(#l.desc, max_desc)
end
local lines = { ("nvim-tree mappings%sexit: q"):format(string.rep(" ", max_desc + max_lhs - 23)) }
-- increase desc if lines are shorter than the header
max_desc = math.max(max_desc, #head_lhs + #head_rhs - max_lhs)
-- header, not padded
local hl = { { "NvimTreeRootFolder", 0, 0, #head_lhs } }
local lines =
{ ("%s%s%s"):format(head_lhs, string.rep(" ", max_desc + max_lhs - #head_lhs - #head_rhs + 2), head_rhs) }
local width = #lines[1]
-- mappings, left padded 1
local fmt = string.format(" %%-%ds %%-%ds", max_lhs, max_desc)
for i, l in ipairs(mappings) do
-- format in left aligned columns
@ -112,7 +121,7 @@ local function compute()
width = math.max(#line, width)
-- highlight lhs
table.insert(hl, { "NvimTreeFolderName", i, 0, #l.lhs + 1 })
table.insert(hl, { "NvimTreeFolderName", i, 1, #l.lhs + 1 })
end
return lines, hl, width