From 8d2260e6585977d31456772d59c1a58fa593681d Mon Sep 17 00:00:00 2001
From: Boxiao Cao <caoboxiao@google.com>
Date: Thu, 4 Mar 2021 19:50:38 +0000
Subject: [PATCH] Add wasm initialization call in nodejs

---
 validator/js/nodejs/index.js | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/validator/js/nodejs/index.js b/validator/js/nodejs/index.js
index 6d1c1e33bb90..f23b5905e652 100755
--- a/validator/js/nodejs/index.js
+++ b/validator/js/nodejs/index.js
@@ -243,6 +243,18 @@ function Validator(scriptContents) {
   }
 }
 
+/**
+ * Initialize the validator.
+ * @return {Promise<undefined>!}
+ */
+Validator.prototype.init = function() {
+  if (this.sandbox.amp.validator.init) {
+    return this.sandbox.amp.validator.init();
+  } else {
+    return Promise.resolve(undefined);
+  }
+}
+
 /**
  * Validates the provided inputString; the htmlFormat can be 'AMP' or
  * 'AMP4ADS'; it defaults to 'AMP' if not specified.
@@ -440,6 +452,9 @@ function main() {
     }
   }
   getInstance(program.validator_js, program.userAgent)
+      .then(function(validator) {
+        return validator.init().then(() => validator);
+      })
       .then(function(validator) {
         Promise.all(inputs)
             .then(function(resolvedInputs) {