Update tengo vendor and load the stdlib. Fixes #789 (#792)

1 files changed, 13 insertions, 0 deletions

diff --git a/vendor/github.com/d5/tengo/compiler/instructions.go b/vendor/github.com/d5/tengo/compiler/instructions.go
index b04b2826..80c88d13 100644
--- a/vendor/github.com/d5/tengo/compiler/instructions.go
+++ b/vendor/github.com/d5/tengo/compiler/instructions.go
@@ -57,3 +57,16 @@ func FormatInstructions(b []byte, posOffset int) []string {
 
 	return out
 }
+
+func iterateInstructions(b []byte, fn func(pos int, opcode Opcode, operands []int) bool) {
+	for i := 0; i < len(b); i++ {
+		numOperands := OpcodeOperands[Opcode(b[i])]
+		operands, read := ReadOperands(numOperands, b[i+1:])
+
+		if !fn(i, b[i], operands) {
+			break
+		}
+
+		i += read
+	}
+}