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fix: add maximum preview limit under /proc virtual file system (#2355)

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三咲雅 · Misaki Masa 2025-02-17 15:20:50 +08:00 • committed by GitHub
parent 3ec832b9d8
commit 1ddbbfea71
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1 changed files with 20 additions and 7 deletions
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27
yazi-plugin/preset/plugins/empty.lua
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@ -12,10 +12,25 @@ function M:peek(job)
return self.msg(job, "Empty file")
end
local i, j, lines = 0, 0, {}
local file = io.open(path, "r")
if not file then
return self.msg(job, "Failed to open file")
end
local limit = job.area.h
local i, lines = 0, {}
local ok, err = pcall(function()
for line in io.lines(path) do
while true do
local chunk = file:read(4096)
if not chunk then
break
end
j = j + #chunk
if j > 5242880 then
return self.msg(job, "File too large")
end
for line in chunk:gmatch("[^\n]*\n?") do
i = i + 1
if i > job.skip + limit then
break
@ -23,11 +38,9 @@ function M:peek(job)
lines[#lines + 1] = line
end
end
end)
end
if not ok then
self.msg(job, err)
elseif job.skip > 0 and i < job.skip + limit then
if job.skip > 0 and i < job.skip + limit then
ya.manager_emit("peek", { math.max(0, i - limit), only_if = job.file.url, upper_bound = true })
else
ya.preview_widgets(job, { ui.Text(lines):area(job.area) })