Merge pull request #3765 from TomSweeneyRedHat/dev/tsweeney/buildahvendor

Vendor Buildah 1.10.1

1 files changed, 65 insertions, 0 deletions

diff --git a/vendor/github.com/pquerna/ffjson/inception/writerstack.go b/vendor/github.com/pquerna/ffjson/inception/writerstack.go
new file mode 100644
index 000000000..1521961c9
--- /dev/null
+++ b/vendor/github.com/pquerna/ffjson/inception/writerstack.go
@@ -0,0 +1,65 @@
+package ffjsoninception
+
+import "strings"
+
+// ConditionalWrite is a stack containing a number of pending writes
+type ConditionalWrite struct {
+	Queued []string
+}
+
+// Write will add a string to be written
+func (w *ConditionalWrite) Write(s string) {
+	w.Queued = append(w.Queued, s)
+}
+
+// DeleteLast will delete the last added write
+func (w *ConditionalWrite) DeleteLast() {
+	if len(w.Queued) == 0 {
+		return
+	}
+	w.Queued = w.Queued[:len(w.Queued)-1]
+}
+
+// Last will return the last added write
+func (w *ConditionalWrite) Last() string {
+	if len(w.Queued) == 0 {
+		return ""
+	}
+	return w.Queued[len(w.Queued)-1]
+}
+
+// Flush will return all queued writes, and return
+// "" (empty string) in nothing has been queued
+// "buf.WriteByte('" + byte + "')" + '\n' if one bute has been queued.
+// "buf.WriteString(`" + string + "`)" + "\n" if more than one byte has been queued.
+func (w *ConditionalWrite) Flush() string {
+	combined := strings.Join(w.Queued, "")
+	if len(combined) == 0 {
+		return ""
+	}
+
+	w.Queued = nil
+	if len(combined) == 1 {
+		return "buf.WriteByte('" + combined + "')" + "\n"
+	}
+	return "buf.WriteString(`" + combined + "`)" + "\n"
+}
+
+func (w *ConditionalWrite) FlushTo(out string) string {
+	out += w.Flush()
+	return out
+}
+
+// WriteFlush will add a string and return the Flush result for the queue
+func (w *ConditionalWrite) WriteFlush(s string) string {
+	w.Write(s)
+	return w.Flush()
+}
+
+// GetQueued will return the current queued content without flushing.
+func (w *ConditionalWrite) GetQueued() string {
+	t := w.Queued
+	s := w.Flush()
+	w.Queued = t
+	return s
+}