From f5d080dcf7aec19850d021c22ee111f7b827279d Mon Sep 17 00:00:00 2001
From: Jordan Eldredge <jordan@jordaneldredge.com>
Date: Fri, 19 Jul 2019 21:30:17 -0700
Subject: [PATCH] Don't leak data from constants outside of the
 parserEventually we will get rid of the object in constants, so we don't want
 others to expect this data to be here.

---
 experiments/modern/src/maki-interpreter/parser.js | 9 ++-------
 1 file changed, 2 insertions(+), 7 deletions(-)

diff --git a/experiments/modern/src/maki-interpreter/parser.js b/experiments/modern/src/maki-interpreter/parser.js
index cc425a96..ccbdb31b 100644
--- a/experiments/modern/src/maki-interpreter/parser.js
+++ b/experiments/modern/src/maki-interpreter/parser.js
@@ -220,18 +220,13 @@ function parseComand({ start, makiFile, length, pos }) {
     pos,
     opcode,
     arg: null,
-    command: COMMANDS[opcode],
   };
 
-  if (command.command == null) {
-    throw new Error(`Unknown opcode "${opcode}"`);
-  }
-
-  if (command.command.arg == null) {
+  const argType = COMMANDS[opcode].arg;
+  if (argType == null) {
     return command;
   }
 
-  const argType = command.command.arg;
   let arg = null;
   switch (argType) {
     case "var": {