71 lines
1.6 KiB
Lua
71 lines
1.6 KiB
Lua
--- @since 25.5.28
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local M = {}
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local function fail(job, s) ya.preview_widget(job, ui.Text.parse(s):area(job.area):wrap(ui.Wrap.YES)) end
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function M:peek(job)
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local child, err = Command("sh")
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:arg({ "-c", job.args[1], "sh", tostring(job.file.url) })
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:env("w", job.area.w)
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:env("h", job.area.h)
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:stdout(Command.PIPED)
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:stderr(Command.PIPED)
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:spawn()
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if not child then
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return fail(job, "sh: " .. err)
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end
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local limit = job.area.h
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local i, outs, errs = 0, {}, {}
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repeat
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local next, event = child:read_line()
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if event == 1 then
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errs[#errs + 1] = next
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elseif event ~= 0 then
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break
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end
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i = i + 1
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if i > job.skip then
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outs[#outs + 1] = next
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end
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until i >= job.skip + limit
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child:start_kill()
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if #errs > 0 then
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fail(job, table.concat(errs, ""))
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elseif job.skip > 0 and i < job.skip + limit then
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ya.emit("peek", { math.max(0, i - limit), only_if = job.file.url, upper_bound = true })
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else
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ya.preview_widget(job, M.format(job, outs))
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end
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end
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function M:seek(job) require("code"):seek(job) end
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function M.format(job, lines)
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local format = job.args.format
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if format ~= "url" then
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local s = table.concat(lines, ""):gsub("\t", string.rep(" ", rt.preview.tab_size))
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return ui.Text.parse(s):area(job.area)
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end
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for i = 1, #lines do
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lines[i] = lines[i]:gsub("[\r\n]+$", "")
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local icon = File({
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url = Url(lines[i]),
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cha = Cha { kind = lines[i]:sub(-1) == "/" and 1 or 0 },
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}):icon()
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if icon then
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lines[i] = ui.Line { ui.Span(" " .. icon.text .. " "):style(icon.style), lines[i] }
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end
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end
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return ui.Text(lines):area(job.area)
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end
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return M
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