fix: accept editions

Author: drudrum

src/utils/getFilenameFromUrl.js

@@ -54,8 +54,8 @@ export default function getFilenameFromUrl(context, url) {
       }
 
       if (
-        !context.outputFileSystem.existsSync(filename) &&
-        options.historyApiFallback
+        options.historyApiFallback &&
+        !context.outputFileSystem.existsSync(filename)
       ) {
         filename = path.join(outputPath);
       }

test/__snapshots__/validation-options.test.js.snap.webpack5

@@ -20,6 +20,18 @@ exports[`validation should throw an error on the "headers" option with "true" va
     * options.headers should be an instance of function."
 `;
 
+exports[`validation should throw an error on the "historyApiFallback" option with "10" value 1`] = `
+"Invalid options object. Dev Middleware has been initialized using an options object that does not match the API schema.
+ - options.historyApiFallback should be a boolean.
+   -> When using the HTML5 History API, the index.html page will likely have to be served in place of any 404 responses. Enable historyApiFallback by setting it to true"
+`;
+
+exports[`validation should throw an error on the "historyApiFallback" option with "foo" value 1`] = `
+"Invalid options object. Dev Middleware has been initialized using an options object that does not match the API schema.
+ - options.historyApiFallback should be a boolean.
+   -> When using the HTML5 History API, the index.html page will likely have to be served in place of any 404 responses. Enable historyApiFallback by setting it to true"
+`;
+
 exports[`validation should throw an error on the "index" option with "{}" value 1`] = `
 "Invalid options object. Dev Middleware has been initialized using an options object that does not match the API schema.
  - options.index should be one of these:

test/validation-options.test.js

@@ -37,7 +37,7 @@ describe("validation", () => {
     },
     historyApiFallback: {
       success: [true],
-      failure: [],
+      failure: ["foo", 10],
     },
     serverSideRender: {
       success: [true],