diff options
Diffstat (limited to 'util/iterators.lua')
| -rw-r--r-- | util/iterators.lua | 22 |
1 files changed, 11 insertions, 11 deletions
diff --git a/util/iterators.lua b/util/iterators.lua index 868ba786..d453a694 100644 --- a/util/iterators.lua +++ b/util/iterators.lua @@ -29,10 +29,10 @@ function it.reverse(f, s, var) -- Then return our reverse one local i,max = 0, #results; - return function (results) + return function (_results) if i<max then i = i + 1; - return unpack(results[i]); + return unpack(_results[i]); end end, results; end @@ -48,8 +48,8 @@ end -- Iterate only over values in a table function it.values(t) local key, val; - return function (t) - key, val = next(t, key); + return function (_t) + key, val = next(_t, key); return val; end, t; end @@ -87,18 +87,18 @@ end -- Return the first n items an iterator returns function it.head(n, f, s, var) local c = 0; - return function (s, var) + return function (_s, _var) if c >= n then return nil; end c = c + 1; - return f(s, var); - end, s; + return f(_s, _var); + end, s, var; end -- Skip the first n items an iterator returns function it.skip(n, f, s, var) - for i=1,n do + for _ = 1, n do var = f(s, var); end return f, s, var; @@ -132,9 +132,9 @@ function it.filter(filter, f, s, var) local filter_value = filter; function filter(x) return x ~= filter_value; end end - return function (s, var) + return function (_s, _var) local ret; - repeat ret = pack(f(s, var)); + repeat ret = pack(f(_s, _var)); var = ret[1]; until var == nil or filter(unpack(ret, 1, ret.n)); return unpack(ret, 1, ret.n); @@ -154,7 +154,7 @@ end -- Convert the values returned by an iterator to an array function it.to_array(f, s, var) - local t, var = {}; + local t = {}; while true do var = f(s, var); if var == nil then break; end |