From 504deee6088c2448fc3e91c94a1ba69ec92fb7ef Mon Sep 17 00:00:00 2001 From: gmarik Date: Sat, 15 Jul 2017 12:11:42 -0600 Subject: log: adds a Logger Output method Example Change-Id: Ia3e351169a4ebe6db5e5f37b668f23dc8c992c78 Reviewed-on: https://go-review.googlesource.com/48877 Run-TryBot: Ian Lance Taylor TryBot-Result: Gobot Gobot Reviewed-by: Ian Lance Taylor --- src/log/example_test.go | 26 +++++++++++++++++++++++--- 1 file changed, 23 insertions(+), 3 deletions(-) diff --git a/src/log/example_test.go b/src/log/example_test.go index 74385a3a0a..769d076e9d 100644 --- a/src/log/example_test.go +++ b/src/log/example_test.go @@ -11,11 +11,31 @@ import ( ) func ExampleLogger() { - var buf bytes.Buffer - logger := log.New(&buf, "logger: ", log.Lshortfile) + var ( + buf bytes.Buffer + logger = log.New(&buf, "logger: ", log.Lshortfile) + ) + logger.Print("Hello, log file!") fmt.Print(&buf) // Output: - // logger: example_test.go:16: Hello, log file! + // logger: example_test.go:19: Hello, log file! +} + +func ExampleLogger_Output() { + var ( + buf bytes.Buffer + logger = log.New(&buf, "INFO: ", log.Lshortfile) + + infof = func(info string) { + logger.Output(2, info) + } + ) + + infof("Hello world") + + fmt.Print(&buf) + // Output: + // INFO: example_test.go:36: Hello world } -- cgit v1.2.3-54-g00ecf