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util.format: Tweak serialization of %q formatted entries

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Improves serialization of function references especially, the built-in
default handling of that in util.serialization is not the most
informative.  Now, along with the function metatable from util.startup,
the actual function can be found by filename and line number.
This commit is contained in:
Kim Alvefur 2023-03-26 00:18:05 +01:00
parent 026b2d6e88
commit 328447c2b1
1 changed files with 8 additions and 1 deletions
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9
util/format.lua
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@ -10,7 +10,14 @@ local unpack = table.unpack;
local pack = table.pack;
local valid_utf8 = require "prosody.util.encodings".utf8.valid;
local type = type;
local dump = require "prosody.util.serialization".new("debug");
local dump = require"prosody.util.serialization".new({
preset = "compact";
fallback = function(v, why)
return "_[[" .. (why or tostring(v)) .. "]] ";
end;
fatal = false;
maxdepth = 5;
});
local num_type = math.type;
-- In Lua 5.3+ these formats throw an error if given a float