1 files changed, 38 insertions, 0 deletions

diff --git a/vendor/github.com/hashicorp/hcl/lex.go b/vendor/github.com/hashicorp/hcl/lex.go
new file mode 100644
index 0000000..d9993c2
--- /dev/null
+++ b/vendor/github.com/hashicorp/hcl/lex.go
@@ -0,0 +1,38 @@
+package hcl
+
+import (
+        "unicode"
+        "unicode/utf8"
+)
+
+type lexModeValue byte
+
+const (
+        lexModeUnknown lexModeValue = iota
+        lexModeHcl
+        lexModeJson
+)
+
+// lexMode returns whether we're going to be parsing in JSON
+// mode or HCL mode.
+func lexMode(v []byte) lexModeValue {
+        var (
+                r      rune
+                w      int
+                offset int
+        )
+
+        for {
+                r, w = utf8.DecodeRune(v[offset:])
+                offset += w
+                if unicode.IsSpace(r) {
+                        continue
+                }
+                if r == '{' {
+                        return lexModeJson
+                }
+                break
+        }
+
+        return lexModeHcl
+}