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#354 another reversion

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This commit is contained in:
Mikayla Fischler 2023-10-13 23:53:15 -04:00
parent 8412270772
commit 73ceed0f60
1 changed files with 3 additions and 2 deletions
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5
scada-common/util.lua
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@ -66,9 +66,10 @@ function util.println_ts(message) print(os.date(p_time) .. tostring(message)) en
---@param val any
---@return string
function util.strval(val)
if type(val) == "string" then return val end
local t = type(val)
if t == "string" then return val end
-- this depends on Lua short-circuiting the or check for metatables (note: metatables won't have metatables)
if (type(val) == "table" and (getmetatable(val) == nil or getmetatable(val).__tostring == nil)) or type(val) == "function" then
if (t == "table" and (getmetatable(val) == nil or getmetatable(val).__tostring == nil)) or t == "function" then
return table.concat{"[", tostring(val), "]"}
else return tostring(val) end
end