From 9c5ca66a76b76f3dddfc29e4c3111d0f7855d770 Mon Sep 17 00:00:00 2001
From: Mike <mibberson@3merge.ca>
Date: Fri, 7 Feb 2020 15:01:55 -0500
Subject: [PATCH 1/2] v2.2.1

---
 package.json | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/package.json b/package.json
index d6aa00d..b6d6fb7 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "comparisons",
-  "version": "2.2.0",
+  "version": "2.2.1",
   "main": "lib/index.js",
   "license": "MIT",
   "jest": {

From e5aa40f34d618b3f07ea33622b0081aaed986620 Mon Sep 17 00:00:00 2001
From: Mike <mibberson@3merge.ca>
Date: Wed, 11 Mar 2020 18:03:49 -0400
Subject: [PATCH 2/2] feat: serialized array for  ops

---
 lib/__tests__/comparison.test.js |  2 +-
 lib/index.js                     | 19 ++++++++++++-------
 lib/utils.js                     |  8 +++++++-
 3 files changed, 20 insertions(+), 9 deletions(-)

diff --git a/lib/__tests__/comparison.test.js b/lib/__tests__/comparison.test.js
index 19adebc..40e9445 100644
--- a/lib/__tests__/comparison.test.js
+++ b/lib/__tests__/comparison.test.js
@@ -2,7 +2,7 @@ const sift = require('sift').default;
 const Comparison = require('..');
 
 const exp = [
-  'foo=bar',
+  'foo=bar,quuz',
   'age<30',
   'age>=21',
   'language=EN',
diff --git a/lib/index.js b/lib/index.js
index 283046d..0e5a1bd 100644
--- a/lib/index.js
+++ b/lib/index.js
@@ -9,6 +9,7 @@ const {
   isLessThanOrEqualTo,
   isEmpty,
   cast,
+  isSerialized,
 } = require('./utils');
 
 const ops = {
@@ -21,6 +22,9 @@ const ops = {
 };
 
 const getAssignment = {
+  'in': (v) => ({
+    $in: v,
+  }),
   'equals': cast,
   'isEmpty': cast,
   'isLessThan': (v) => ({
@@ -78,13 +82,14 @@ class Comparison {
 
   query() {
     return {
-      $and: this.eligible.reduce(
-        (a, [key, value, fn]) =>
-          a.concat({
-            [key]: getAssignment[fn.name](value),
-          }),
-        [],
-      ),
+      $and: this.eligible.reduce((a, [key, value, fn]) => {
+        const v = isSerialized(value) ? value.split(',') : value;
+        const name = Array.isArray(v) ? 'in' : fn.name;
+
+        return a.concat({
+          [key]: getAssignment[name](v),
+        });
+      }, []),
     };
   }
 
diff --git a/lib/utils.js b/lib/utils.js
index d8c6bc3..3fb8416 100644
--- a/lib/utils.js
+++ b/lib/utils.js
@@ -64,9 +64,12 @@ const runCompare = (a, b, locale) =>
   });
 
 const equals = (a, b, locale) => {
+  const comp = (v) => runCompare(a, v, locale) === 0;
   if (b === '*') return a !== '' && a !== undefined && a !== null;
+  if (typeof b === 'string' && b.includes(','))
+    return b.split(',').some(comp);
 
-  return runCompare(a, b, locale) === 0;
+  return comp(b);
 };
 
 const doesNotEqual = (a, b, locale) => runCompare(a, b, locale) !== 0;
@@ -104,6 +107,8 @@ const cast = (v) => {
 const isEmpty = (v) =>
   v === undefined || v === null || v === 'undefined' || v === 'null';
 
+const isSerialized = (v) => typeof v === 'string' && v.includes(',');
+
 module.exports = {
   equals,
   doesNotEqual,
@@ -114,4 +119,5 @@ module.exports = {
   isEmpty,
   validate,
   cast,
+  isSerialized,
 };