.travis.yml and don't use internal package

Author: golangcidev

.travis.yml

@@ -0,0 +1,6 @@
+sudo: false
+language: go
+go:
+  - 1.9.x
+  - 1.10.x
+script: make test

Makefile

@@ -1,3 +1,4 @@
 test:
+	go install ./cmd/...
 	golangci-lint run
 	go test -v -race ./...

cmd/golangci-lint/main.go

@@ -3,7 +3,7 @@ package main
 import (
 	"log"
 
-	"github.com/golangci/golangci-lint/internal/commands"
+	"github.com/golangci/golangci-lint/pkg/commands"
 	"github.com/sirupsen/logrus"
 )
 

internal/commands/executor.go renamed to pkg/commands/executor.go

@@ -2,12 +2,12 @@ package testdata
 
 var y int
 
-var unused int // ERROR "`unused` is unused"
+var unused int // nolint:megacheck // ERROR "`unused` is unused"
 
 func f(x int) {
 }
 
-func g(x int) { // ERROR "`g` is unused"
+func g(x int) { // nolint:megacheck // ERROR "`g` is unused"
 }
 
 func H(x int) {