Add errcheck check

check/errcheck.go

@@ -0,0 +1,27 @@
+package check
+
+// ErrCheck is the check for the go fmt command
+type ErrCheck struct {
+	Dir       string
+	Filenames []string
+}
+
+// Name returns the name of the display name of the command
+func (c ErrCheck) Name() string {
+	return "errcheck"
+}
+
+// Weight returns the weight this check has in the overall average
+func (c ErrCheck) Weight() float64 {
+	return .15
+}
+
+// Percentage returns the percentage of .go files that pass gofmt
+func (c ErrCheck) Percentage() (float64, []FileSummary, error) {
+	return GoTool(c.Dir, c.Filenames, []string{"gometalinter", "--deadline=180s", "--disable-all", "--enable=errcheck"})
+}
+
+// Description returns the description of gofmt
+func (c ErrCheck) Description() string {
+	return `<a href="https://github.com/kisielk/errcheck">errcheck</a> finds unchecked errors in go programs`
+}