Remove trailing comma from ObjectProperty require (#719)

Author: trivikr

.changeset/pretty-tips-cry.md

@@ -0,0 +1,5 @@
+---
+"aws-sdk-js-codemod": patch
+---
+
+Remove trailing comma from ObjectProperty require

src/transforms/v2-to-v3/__fixtures__/misc/trailing-comma.require.input.js

@@ -0,0 +1,5 @@
+const AWS = require("aws-sdk");
+
+const client = new AWS.DynamoDB({
+  region: "us-west-2",
+});

src/transforms/v2-to-v3/__fixtures__/misc/trailing-comma.require.output.js

@@ -0,0 +1,5 @@
+const { DynamoDB } = require("@aws-sdk/client-dynamodb");
+
+const client = new DynamoDB({
+  region: "us-west-2",
+});

src/transforms/v2-to-v3/utils/getFormattedSourceString.ts

@@ -7,7 +7,11 @@ export const getFormattedSourceString = (source: string) =>
     .replace(
       /\{\n {2}([\w,\n ]+)\n\} = require\((['"])@aws-sdk/g,
       (_, identifiers, quote) =>
-        `{ ${identifiers.split(",\n  ").join(", ")} } = require(${quote}@aws-sdk`
+        `{ ${identifiers
+          .split(",")
+          .map((str: string) => str.trimLeft())
+          .filter((str: string) => str !== "")
+          .join(", ")} } = require(${quote}@aws-sdk`
     )
     // Remove extra newlines between require declarations.
     .replace(