chore: fix typos (openresty#59)

Author: tiwarivikash

lib/resty/limit/conn.lua

@@ -72,7 +72,7 @@ function _M.incoming(self, key, commit)
     end
 
     if conn > max then
-        -- make the exessive connections wait
+        -- make the excessive connections wait
         return self.unit_delay * floor((conn - 1) / max), conn
     end
 

lib/resty/limit/req.md

@@ -161,7 +161,7 @@ this method returns a proper delay (in seconds) for the current request so that
 the `rate` threshold as if it came a bit later rather than now.
 
     In addition, this method
-also returns a second return value indicating the number of excessive reqeusts per second
+also returns a second return value indicating the number of excessive requests per second
 at this point (including the current request). This 2nd return value can be used to monitor the
 unadjusted incoming request rate.
 3. If the request exceeds the `rate` + `burst` limit, then this method returns `nil` and

lib/resty/limit/traffic.md

@@ -154,7 +154,7 @@ state information returned by each of the concrete limiter object.
 of the [resty.limit.req](lib/resty/limit/req.md) class return the current number of excessive
 requests per second (if exceeding the rate threshold) while instances of the [resty.limit.conn](lib/resty/conn.md) class return the current concurrency level.
 
-    When missing or set to `nil`, this method does not bother outputing any state information.
+    When missing or set to `nil`, this method does not bother outputting any state information.
 
 This method returns the delay in seconds (the caller should sleep before processing
 the current request) across all the concrete limiter objects specified upon each

t/conn.t

@@ -78,7 +78,7 @@ failed to limit conn: rejected
 
 
 
-=== TEST 2: a single key (somtimes not commit, and no leaving)
+=== TEST 2: a single key (sometimes not commit, and no leaving)
 --- http_config eval
 "
 $::HttpConfig