整理代码

Zframework/profile.lua

@@ -20,13 +20,9 @@ function profile.hooker(event, line, info)
 	info = info or getInfo(2, 'fnS')
 	local f = info.func
 	-- ignore the profiler itself
-	if _internal[f] or info.what ~= "Lua" then
-		return
-	end
+	if _internal[f] or info.what ~= "Lua" then return end
 	-- get the function name if available
-	if info.name then
-		_labeled[f] = info.name
-	end
+	if info.name then _labeled[f] = info.name end
 	-- find the line definition
 	if not _defined[f] then
 		_defined[f] = info.short_src .. ":" .. info.linedefined
@@ -49,13 +45,6 @@ function profile.hooker(event, line, info)
 	end
 end
 
---- Sets a clock function to be used by the profiler.
--- @param f Clock function that returns a number
-function profile.setclock(f)
-	assert(type(f) == "function", "clock must be a function")
-	clock = f
-end
-
 --- Starts collecting data.
 function profile.start()
 	if rawget(_G, 'jit') then
@@ -92,24 +81,15 @@ end
 
 --- Resets all collected data.
 function profile.reset()
-	for f in next,_ncalls do
-		_ncalls[f] = 0
-	end
-	for f in next,_telapsed do
-		_telapsed[f] = 0
-	end
-	for f in next,_tcalled do
-		_tcalled[f] = nil
-	end
+	for f in next, _ncalls do _ncalls[f] = 0 end
+	for f in next, _telapsed do _telapsed[f] = 0 end
+	for f in next, _tcalled do _tcalled[f] = nil end
 	collectgarbage('collect')
 end
 
 function profile.comp(a, b)
 	local dt = _telapsed[b] - _telapsed[a]
-	if dt == 0 then
-		return _ncalls[b] < _ncalls[a]
-	end
-	return dt < 0
+	return dt == 0 and _ncalls[b] < _ncalls[a] or dt < 0
 end
 
 --- Iterates all functions that have been called since the profile was started.
@@ -182,9 +162,7 @@ end
 
 -- store all internal profiler functions
 for _, v in next, profile do
-	if type(v) == "function" then
-		_internal[v] = true
-	end
+	if type(v) == "function" then _internal[v] = true end
 end
 
 return profile