support exclude patterns

internal/commands/run.go

@@ -53,6 +53,8 @@ func (e *Executor) initRun() {
 	runCmd.Flags().StringSliceVarP(&rc.DisabledLinters, "disable", "D", []string{}, "Disable specific linter")
 	runCmd.Flags().BoolVar(&rc.EnableAllLinters, "enable-all", false, "Enable all linters")
 	runCmd.Flags().BoolVar(&rc.DisableAllLinters, "disable-all", false, "Disable all linters")
+
+	runCmd.Flags().StringSliceVarP(&rc.ExcludePatterns, "exclude", "e", config.DefaultExcludePatterns, "Exclude issue by regexp")
 }
 
 func (e Executor) executeRun(cmd *cobra.Command, args []string) {
@@ -92,7 +94,8 @@ func (e Executor) executeRun(cmd *cobra.Command, args []string) {
 		runner := pkg.SimpleRunner{
 			Processors: []processors.Processor{
 				processors.MaxLinterIssuesPerFile{},
-				//processors.UniqByLineProcessor{},
+				processors.UniqByLineProcessor{},
+				processors.NewExcludeProcessor(fmt.Sprintf("(%s)", strings.Join(e.cfg.Run.ExcludePatterns, "|"))),
 				processors.NewPathPrettifier(),
 			},
 		}

pkg/config/config.go

@@ -12,6 +12,8 @@ const (
 
 var OutFormats = []string{OutFormatColoredLineNumber, OutFormatLineNumber, OutFormatJSON}
 
+var DefaultExcludePatterns = []string{"should have comment", "comment on exported method"}
+
 type Common struct {
 	IsVerbose      bool
 	CPUProfilePath string
@@ -44,6 +46,8 @@ type Run struct {
 	DisabledLinters   []string
 	EnableAllLinters  bool
 	DisableAllLinters bool
+
+	ExcludePatterns []string
 }
 
 type Config struct {

pkg/golinters/linters_test.go

@@ -45,6 +45,6 @@ func installBinary(t *testing.T) {
 
 func testOneSource(t *testing.T, sourcePath string) {
 	goErrchkBin := filepath.Join(runtime.GOROOT(), "test", "errchk")
-	cmd := exec.Command(goErrchkBin, binName, "run", sourcePath)
+	cmd := exec.Command(goErrchkBin, binName, "run", "--enable-all", sourcePath)
 	runGoErrchk(cmd, t)
 }

pkg/golinters/testdata/golint.go

@@ -1,3 +1,15 @@
 package testdata
 
 var go_lint string // ERROR "don't use underscores in Go names; var go_lint should be goLint"
+
+func ExportedFuncWithNoComment() {
+}
+
+var ExportedVarWithNoComment string
+
+type ExportedStructWithNoComment struct{}
+
+type ExportedInterfaceWithNoComment interface{}
+
+// Bad comment // ERROR "comment on exported function ExportedFuncWithBadComment should be of the form .ExportedFuncWithBadComment \.\.\.."
+func ExportedFuncWithBadComment() {}