Add logger dep

1 files changed, 50 insertions, 0 deletions

diff --git a/vendor/github.com/felix/logger/keyvalue.go b/vendor/github.com/felix/logger/keyvalue.go
new file mode 100644
index 0000000..244cb11
--- /dev/null
+++ b/vendor/github.com/felix/logger/keyvalue.go
@@ -0,0 +1,50 @@
+package logger
+
+import (
+	"fmt"
+	"io"
+	"strings"
+)
+
+// DefaultWriter implementation
+type DefaultWriter struct{}
+
+// New creates a new writer
+func NewDefaultWriter() *DefaultWriter {
+	return &DefaultWriter{}
+}
+
+// Write implements the logger.MessageWriter interface
+func (kv DefaultWriter) Write(w io.Writer, m Message) {
+	prefix := fmt.Sprintf("%s [%-5s]", m.Time, strings.ToUpper(m.Level.String()))
+	io.WriteString(w, prefix)
+	if m.Name != "" {
+		io.WriteString(w, " ")
+		io.WriteString(w, m.Name)
+		io.WriteString(w, ":")
+	}
+
+	offset := len(m.Fields) % 2
+	if offset != 0 {
+		io.WriteString(w, writeKV("message", m.Fields[0]))
+	}
+
+	for i := offset; i < len(m.Fields); i = i + 2 {
+		io.WriteString(w, writeKV(m.Fields[i], m.Fields[i+1]))
+	}
+}
+
+func writeKV(k, v interface{}) string {
+	return fmt.Sprintf(
+		" %s=%s",
+		maybeQuote(ToString(k)),
+		maybeQuote(ToString(v)),
+	)
+}
+
+func maybeQuote(s string) string {
+	if strings.ContainsAny(s, " \t\n\r") {
+		return fmt.Sprintf("%q", s)
+	}
+	return s
+}