Change Fetch API library due to test failures and improve error message

package.json

@@ -35,11 +35,11 @@
   "homepage": "https://github.com/hed-standard/hed-javascript",
   "dependencies": {
     "buffer": "^6.0.3",
+    "cross-fetch": "^4.0.0",
     "date-and-time": "^0.14.2",
     "date-fns": "^2.17.0",
     "events": "^3.3.0",
     "lodash": "^4.17.21",
-    "node-fetch": "^3.3.2",
     "path": "^0.12.7",
     "pluralize": "^8.0.0",
     "semver": "^7.3.4",

tests/bids.spec.js

@@ -358,7 +358,7 @@ describe('BIDS datasets', () => {
               generateIssue('remoteSchemaLoadFailed', {
                 spec: JSON.stringify(new SchemaSpec('ts', '1.0.2', 'badlib')),
                 error:
-                  'Server responded to https://raw.githubusercontent.com/hed-standard/hed-schemas/main/library_schemas/badlib/hedxml/HED_badlib_1.0.2.xml with status code 404:\n404: Not Found',
+                  'Server responded to https://raw.githubusercontent.com/hed-standard/hed-schemas/main/library_schemas/badlib/hedxml/HED_badlib_1.0.2.xml with status code 404: Not Found',
               }),
               badDatasetDescriptions[0].file,
             ),
@@ -410,7 +410,7 @@ describe('BIDS datasets', () => {
               generateIssue('remoteSchemaLoadFailed', {
                 spec: JSON.stringify(new SchemaSpec('ts', '1.800.2', 'testlib')),
                 error:
-                  'Server responded to https://raw.githubusercontent.com/hed-standard/hed-schemas/main/library_schemas/testlib/hedxml/HED_testlib_1.800.2.xml with status code 404:\n404: Not Found',
+                  'Server responded to https://raw.githubusercontent.com/hed-standard/hed-schemas/main/library_schemas/testlib/hedxml/HED_testlib_1.800.2.xml with status code 404: Not Found',
               }),
               badDatasetDescriptions[8].file,
             ),
@@ -420,7 +420,7 @@ describe('BIDS datasets', () => {
               generateIssue('remoteSchemaLoadFailed', {
                 spec: JSON.stringify(new SchemaSpec('', '8.828.0', '')),
                 error:
-                  'Server responded to https://raw.githubusercontent.com/hed-standard/hed-schemas/main/standard_schema/hedxml/HED8.828.0.xml with status code 404:\n404: Not Found',
+                  'Server responded to https://raw.githubusercontent.com/hed-standard/hed-schemas/main/standard_schema/hedxml/HED8.828.0.xml with status code 404: Not Found',
               }),
               badDatasetDescriptions[9].file,
             ),

utils/files.js

@@ -1,5 +1,7 @@
 import fs from 'fs'
 
+import fetch, { Request } from 'cross-fetch'
+
 /**
  * Read a local file.
  *
@@ -24,7 +26,7 @@ export const readHTTPSFile = function (url) {
   const myRequest = new Request(url)
   return fetch(myRequest).then((response) => {
     if (!response.ok) {
-      throw new Error(`HTTP error! Status: ${response.status}`)
+      throw new Error(`Server responded to ${url} with status code ${response.status}: ${response.statusText}`)
     }
     return response.text()
   })