Add string split function to string type

2 files changed, 6 insertions, 6 deletions

diff --git a/client.lua b/client.lua
index 7a2001b..cdfc099 100644
--- a/client.lua
+++ b/client.lua
@@ -93,7 +93,7 @@ function Client:getrooms()
 
    local rooms = {}
    for _,line in ipairs(r) do
-      line = split(line, ' ')
+      line = line:split(' ')
       table.insert(rooms, line[2])
    end
 
@@ -146,7 +146,7 @@ function Client:_move(kind, dx, dy)
       return nil
    end
 
-   r = split(r[1], ' ')
+   r = r[1]:split(' ')
    if r[1] ~= 'Y' then
       return false
    end
diff --git a/util.lua b/util.lua
index 12f57c1..711e841 100644
--- a/util.lua
+++ b/util.lua
@@ -19,14 +19,14 @@ function string:startswith(pattern)
    return self:sub(1, pattern:len()) == pattern
 end
 
-function split(s, delim)
+function string:split(delim)
    local out = {}
    local last = 1
 
-   for i = 1, #s do
-      local c = s:sub(i, i)
+   for i = 1, #self do
+      local c = self:sub(i, i)
       if c == delim then
-         table.insert(out, s:sub(last, i - 1))
+         table.insert(out, self:sub(last, i - 1))
          last = i + 1
       end
    end