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authorKim Alvefur <zash@zash.se>2021-03-23 23:55:33 +0100
committerKim Alvefur <zash@zash.se>2021-03-23 23:55:33 +0100
commit13185a16ae4306fc13a45713381f0487c8e11526 (patch)
tree46e6d1dbb27bfd51c507667324223216d0b2c58b /util/datamapper.lua
parent2ae58ee422d6ed8aee0efe99139c5b19790d104f (diff)
downloadprosody-13185a16ae4306fc13a45713381f0487c8e11526.tar.gz
prosody-13185a16ae4306fc13a45713381f0487c8e11526.zip
util.datamapper: Fix error on attempt to coerce nil to something
Turns falsy values into nil instead of nothing, which ensures this function always has 1 return value, or table.insert({}) complains. Would still happen on some unexpected input, but that's actually a good thing.
Diffstat (limited to 'util/datamapper.lua')
-rw-r--r--util/datamapper.lua3
1 files changed, 3 insertions, 0 deletions
diff --git a/util/datamapper.lua b/util/datamapper.lua
index 7aa916bc..68c09434 100644
--- a/util/datamapper.lua
+++ b/util/datamapper.lua
@@ -13,6 +13,9 @@ local function toboolean(s)
end
local function totype(t, s)
+ if not s then
+ return nil
+ end
if t == "string" then
return s
elseif t == "boolean" then