Added lume.remove() and tests

lume.lua

@@ -158,6 +158,23 @@ function lume.push(t, ...)
 end
 
 
+function lume.remove(t, x) 
+  local iter = getiter(t)
+  for i, v in iter(t) do
+    if v == x then
+      if isarray(t) then
+        table.remove(t, i)
+        break
+      else
+        t[i] = nil
+        break
+      end
+    end
+  end
+  return x
+end
+
+
 function lume.shuffle(t)
   local rtn = {}
   for i = 1, #t do

test/test_lume.lua

@@ -117,6 +117,18 @@ tests["lume.push"] = function()
   testeq(t, { 1, 2, 3, 4, 5, 6, 7 })
 end
 
+-- lume.remove
+tests["lume.remove"] = function()
+  local t = { 1, 2, 3, 4, 5 }
+  lume.remove(t, 3)
+  testeq(t, { 1, 2, 4, 5  })
+  lume.remove(t, 1)
+  testeq(t, { 2, 4, 5 })
+  lume.remove(t, 5)
+  testeq(t, { 2, 4 })
+  local m = { a = 1, b = 2, c = 3 }
+end
+
 -- lume.shuffle
 tests["lume.shuffle"] = function()
   local t = {1, 2, 3, 4, 5}