feature(table): Add slice function

dabrady · Aug 30, 2020 · ead33fc · ead33fc
1 parent bcaab4a
commit ead33fc
Showing 1 changed file with 12 additions and 0 deletions.
diff --git a/table.lua b/table.lua
@@ -230,5 +230,17 @@ function module.uniq(t)
   return _t
 end
 
+-- Returns a subset of the given table consisting of entries matching the given list of keys.
+function module.slice(t, keys)
+  if not keys then
+    return
+  end
+
+  local _t = {}
+  for _,v in ipairs(keys) do _t[v] = t[v] end
+
+  return _t
+end
+
 -----------
 return module