add snax.self and snax.exit

lualib/snax.lua

@@ -132,6 +132,14 @@ function snax.kill(obj, ...)
 	skynet_call(obj.handle, "snax", t.system.exit, ...)
 end
 
+function snax.self()
+	return snax.bind(skynet.self(), SERVICE_NAME)
+end
+
+function snax.exit(...)
+	snax.kill(snax.self(), ...)
+end
+
 local function test_result(ok, ...)
 	if ok then
 		return ...

test/pingserver.lua

@@ -1,5 +1,6 @@
 local skynet = require "skynet"
 local queue = require "skynet.queue"
+local snax = require "snax"
 
 local i = 0
 local hello = "hello"
@@ -32,6 +33,10 @@ function accept.hello()
 	end)
 end
 
+function accept.exit(...)
+	snax.exit(...)
+end
+
 function response.error()
 	error "throw an error"
 end

test/testping.lua

@@ -31,6 +31,6 @@ end
 		print(string.format("%s\tcount:%d time:%f", name, v.count, v.time))
 	end
 
-	print(snax.kill(ps,"exit"))
+	print(ps.post.exit("exit")) -- == snax.kill(ps, "exit")
 	skynet.exit()
 end)