basic records support

core/values.go

@@ -777,7 +777,30 @@ func (v *RecordValue) Type() ValueType {
 }
 
 func (v *RecordValue) String() string {
-	return ""
+	sb := strings.Builder{}
+
+	sb.WriteString("(")
+
+	n := 0
+	for prop, value := range v.Entries {
+		if n != 0 {
+			sb.WriteString(", ")
+		}
+
+		sb.WriteString(prop)
+		sb.WriteString(": ")
+		sb.WriteString(value.DebugString())
+
+		n += 1
+	}
+
+	if n == 1 {
+		sb.WriteString(",")
+	}
+
+	sb.WriteString(")")
+
+	return sb.String()
 }
 
 func (v *RecordValue) DebugString() string {