sl: add an unpack() method

Signed-off-by: Tobias Ulmer <tu@emlix.com>

diff --git a/local/sl.lua b/local/sl.lua
index bf992c9f070ec9fde78341ba851fadff4757c7ff..d452b8a3c78aede5f15e675c8b796834f5c1e0ac 100644 (file)
--- a/local/sl.lua
+++ b/local/sl.lua
@@ -201,6 +201,13 @@ function sl.sl:totable_sorted()
     return t
 end
 
+--- Return string list in unpacked form. Useful when dealing with
+-- vectors, variadic functions, etc.
+-- @return All entries as individual return values, in sorted order.
+function sl.sl:unpack()
+    return unpack(self:totable_sorted())
+end
+
 return strict.lock(sl)
 
 -- vim:sw=4:sts=4:et: