From 41ba6c78688a6a35b23cf60b0fe496691158b536 Mon Sep 17 00:00:00 2001
From: astarinmymind <58123480+astarinmymind@users.noreply.github.com>
Date: Sun, 10 Jan 2021 09:24:41 -0800
Subject: [PATCH] Updating parse to handle array arguments  (#22)

* update parse to handle array arguments
* added additional tests for parse signature that includes an array parameter
Co-authored-by: Kyle Ribordy <hello@ribordy.tech>
---
 src/index.ts  |  2 +-
 test/index.js | 11 +++++++++++
 2 files changed, 12 insertions(+), 1 deletion(-)

diff --git a/src/index.ts b/src/index.ts
index 4d9dcc0..4c67a28 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -60,7 +60,7 @@ export class MethodRegistry {
     }
 
     if (rawName) {
-      const match = signature.match(new RegExp(`${rawName[1]}\\(+([a-z1-9,()]+)\\)`, 'u'));
+      const match = signature.match(new RegExp(`${rawName[1]}\\(+([a-z1-9,()\\[\\]]+)\\)`, 'u'));
       let matches;
       let args: { type: string }[] = [];
       if (match) {
diff --git a/test/index.js b/test/index.js
index ab2751b..e878857 100644
--- a/test/index.js
+++ b/test/index.js
@@ -129,3 +129,14 @@ test('parse signature that includes a tuple as the last param', function (t) {
   t.equal(parsed.args[4].type, 'bytes');
   t.end();
 });
+
+test('parse signature that includes an array param', function (t) {
+  const sig = 'method(uint256[],string)';
+  const parsed = registry.parse(sig);
+
+  t.equal(parsed.name, 'Method');
+  t.equal(parsed.args.length, 2);
+  t.equal(parsed.args[0].type, 'uint256[]');
+  t.equal(parsed.args[1].type, 'string');
+  t.end();
+});