fix: Update to eslint9

eslint.config.js

@@ -0,0 +1,23 @@
+import { addExtensions, browserConfig, setDirectoryConfigs, testingConfig } from 'eslint-config-brightspace';
+
+export default [
+	...addExtensions(setDirectoryConfigs(
+		browserConfig,
+		{
+			'test': testingConfig
+		}
+	), ['js']),
+	{
+		files: ['helpers/getLocalizeResources.js'],
+
+		rules: {
+			'no-console': 0,
+		},
+	},
+	{
+		files: ['lang/*.js'],
+		rules: {
+			'quotes': 0
+		}
+	}
+];

helpers/getLocalizeResources.js

@@ -234,7 +234,7 @@ async function shouldUseBatchFetch() {
 		// subsequent page navigation.
 
 		return Boolean(documentLocaleSettings.oslo.batch) && 'CacheStorage' in window;
-	} catch (err) {
+	} catch {
 		return false;
 	}
 

lib/PluralRules.js

@@ -52,11 +52,9 @@ class PluralRules extends Intl.PluralRules {
 			this.#localeData = localeData[this.#locale];
 		}
 	}
-
 	resolvedOptions() {
 		return { ...super.resolvedOptions(), ...this.#localeData?.options[this.#type] };
 	}
-
 	select(n) {
 		if (this.#localeData) {
 			return this.#localeData.select(n, this.#type === 'ordinal');

lib/common.js

@@ -208,7 +208,7 @@ class DocumentLocaleSettings {
 		if (this._htmlElem.hasAttribute(attrName)) {
 			try {
 				return JSON.parse(this._htmlElem.getAttribute(attrName));
-			} catch (e) {
+			} catch {
 				// swallow exception
 			}
 		}

lib/localize.js

@@ -35,7 +35,6 @@ const noAllowedTagsRegex = getDisallowedTagsRegex([]);
 export const getLocalizeClass = (superclass = class {}) => class LocalizeClass extends superclass {
 
 	static documentLocaleSettings = getDocumentLocaleSettings();
-
 	static setLocalizeMarkup(localizeMarkup) {
 		this.#localizeMarkup ??= localizeMarkup;
 	}
@@ -48,12 +47,10 @@ export const getLocalizeClass = (superclass = class {}) => class LocalizeClass e
 		this.#connected = true;
 		this.#localeChangeCallback();
 	}
-
 	disconnect() {
 		LocalizeClass.documentLocaleSettings.removeChangeListener(this.#localeChangeCallback);
 		this.#connected = false;
 	}
-
 	localize(name, replacements) {
 
 		const { language, value } = this.localize.resources?.[name] ?? {};
@@ -132,7 +129,6 @@ export const getLocalizeClass = (superclass = class {}) => class LocalizeClass e
 	#resourcesPromise;
 
 	__resourcesLoadedPromise = new Promise(r => this.#resolveResourcesLoaded = r);
-
 	static _generatePossibleLanguages(config) {
 
 		if (config?.useBrowserLangs) return navigator.languages.map(e => e.toLowerCase()).concat('en');
@@ -145,7 +141,6 @@ export const getLocalizeClass = (superclass = class {}) => class LocalizeClass e
 
 		return Array.from(new Set([ ...langs, 'en-us', 'en' ]));
 	}
-
 	static _getAllLocalizeResources(config = this.localizeConfig) {
 		const resourcesLoadedPromises = [];
 		const superCtor = Object.getPrototypeOf(this);
@@ -172,7 +167,6 @@ export const getLocalizeClass = (superclass = class {}) => class LocalizeClass e
 		}
 		return Promise.all(resourcesLoadedPromises);
 	}
-
 	static async _getLocalizeResources(langs, { importFunc, osloCollection, useBrowserLangs }) {
 
 		if (importFunc === undefined) return;
@@ -203,7 +197,6 @@ export const getLocalizeClass = (superclass = class {}) => class LocalizeClass e
 			}
 		}
 	}
-
 	_hasResources() {
 		if (this.constructor.localizeConfig) {
 			return this.constructor.localizeConfig !== undefined ||