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local core = require "core"
local command = require "core.command"
local function exec(cmd, keep_newline)
local fp = io.popen(cmd, "r")
local res = fp:read("*a")
fp:close()
return keep_newline and res or res:gsub("%\n$", "")
end
local function printfb_quote(str)
local sub = {
["\\"] = "\\\\",
[string.char(0)] = "\\0000",
["'"] = "'\\''",
}
return "'" .. str:gsub(".", sub) .. "'"
end
command.add("core.docview", {
["exec:insert"] = function()
core.command_view:enter("Insert Result Of Command", function(cmd)
core.active_view.doc:text_input(exec(cmd))
end)
end,
["exec:replace"] = function()
core.command_view:enter("Replace With Result Of Command", function(cmd)
core.active_view.doc:replace(function(str)
return exec(
"printf %b " .. printfb_quote(str:gsub("%\n$", "") .. "\n") .. " | " .. cmd,
str:find("%\n$")
)
end)
end)
end,
})
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