vendor: include source for tools

This change vendors the source for all our build, formatting, and
linting tools. Generated by running "dep ensure".

1 files changed, 15 insertions, 0 deletions

diff --git a/vendor/github.com/kisielk/gotool/go16-18.go b/vendor/github.com/kisielk/gotool/go16-18.go
new file mode 100644
index 0000000..f25cec1
--- /dev/null
+++ b/vendor/github.com/kisielk/gotool/go16-18.go
@@ -0,0 +1,15 @@
+// +build go1.6,!go1.9
+
+package gotool
+
+import (
+	"go/build"
+	"path/filepath"
+	"runtime"
+)
+
+var gorootSrc = filepath.Join(runtime.GOROOT(), "src")
+
+func shouldIgnoreImport(p *build.Package) bool {
+	return p == nil || len(p.InvalidGoFiles) == 0
+}