Merge pull request #36 from sparksuite/fix-window-reference-error

Fix reference error to `window` object in Node.js environments

package.json

@@ -1,6 +1,6 @@
 {
 	"name": "w3c-css-validator",
-	"version": "1.0.1",
+	"version": "1.0.2",
 	"description": "Easily validate CSS using W3C's public CSS validator service",
 	"main": "dist/index.js",
 	"types": "dist/index.d.ts",

src/retrieve-validation/index.ts

@@ -20,7 +20,7 @@ export interface W3CCSSValidatorResponse {
 
 // Function that detects the appropriate HTTP request client and returns a response accordingly
 const retrieveValidation = async (url: string): Promise<W3CCSSValidatorResponse['cssvalidation']> => {
-	if (typeof window?.fetch === 'function') {
+	if (typeof window !== 'undefined' && typeof window?.fetch === 'function') {
 		return await retrieveInBrowser(url);
 	}
 

tests/node/index.test.js

@@ -1,4 +1,3 @@
 // Make sure it runs in Node.js outside the context of Jest
 //  -> Jest injects global variables into the runtime environment, which can alter behavior
-// require('w3c-css-validator').validateText('.foo { text-align: center; }');
-console.log('Test');
+require('w3c-css-validator').validateText('.foo { text-align: center; }');