i18n-element

# Changelog ## [5.0.0] 2021-9-29 ### Added - [Issue #95](https://github.com/t2ym/i18n-element/issues/95) Support lit-html@2.0.0 - Tests on Edge 93 and Safari 14 ### Changed ### Removed - Tests on IE, legacy Edge, and old Safari ### Fixed ## [4.1.6] 2020-3-30 ### Added ### Changed ### Removed ### Fixed - [Partially Fixed Issue #93](https://github.com/t2ym/i18n-element/issues/93) Make `BaseElements.I18nElement` a dynamic property ## [4.1.5] 2020-3-29 ### Added ### Changed ### Removed - Workaround for [Known Issue #92](https://github.com/t2ym/i18n-element/issues/92) in demo ### Fixed - [Issue #92](https://github.com/t2ym/i18n-element/issues/92) Skip updating `boundElement.lang` if it has already been synchronized with `<html lang>` ## [4.1.4] 2020-3-28 ### Added - Workaround for [Known Issue #92](https://github.com/t2ym/i18n-element/issues/92) in demo ### Changed - Update dependencies (gulp, polymerfire, etc.) and package-lock.json ### Removed ## [4.1.2] 2019-3-29 ### Added - [Issue #89](https://github.com/t2ym/i18n-element/issues/89) Automate cleanup and resume I18N features on disconnection and reconnection - Disconnected elements are garbage-collected if no references to them exist - Note: Each element must handle its own cleanup and resume tasks on disconnection and reconnection, respectively ### Changed ### Removed - `discard-on-disconnect` boolean attribute is no longer required and has no effects ## [4.1.0] 2019-3-28 ### Added - `discard-on-disconnect` boolean attribute to perform cleanup on disconnection - Cleanup targets: `boundElements`, `lang-updated` event listeners, `MutationObserver` for `<html lang>` attribute - `_i18nElementConnected` boolean property to store connection status of the element - `demo/clock/shadow-repeat.js`: (experimental) - Element repeater in Shadow DOM to avoid disconnection in selective drawing ### Changed ### Removed ### Fixed - [Issue #85](https://github.com/t2ym/i18n-element/issues/85) [super.render()] lang attribute flips to en with re-rendered elements ## [4.0.2] 2019-3-27 ### Added ### Changed - `boundElements` `Map` object stores `{ boundElement: boundElement, elements: elementsMapObject }` with the key `name` - `elementsMapObject` `Map` objects store maps from `this` element to `boundElementForThis` element ### Removed ## [4.0.1] 2019-3-27 ### Added - `static get observeHtmlLang()` can be overridden to set `this.observeHtmlLang` at `super()` constructor ### Changed - `this._fetchStatus` object is maintained per instance when `this.observeHtmlLang` is `false` ### Removed - Support of `this.observeHtmlLang = false` after `super()` call in `constructor()` ## [4.0.0] 2019-3-20 ### Added - `i18n-core.js` for preprocessed sources - `demo/gulpfile.js` to convert `import {} from "i18n-element/i18n.js"` to `import {} from "i18n-element/i18n-core.js"` - Use the flag `const useI18nCoreJs = true;` to enable the conversion - Depending on `wc-putty/polyfill.js` ### Changed - Depending on `i18n-behavior@^4.0.0` - Import `i18n-behavior/i18n-controller.js`, which is independent of Polymer library - Import `i18n-behavior/i18n-controller-core.js` for preprocessed sources ### Removed - Mandatory dependency on Polymer library - Polymer elements npm packages must depend on Polymer library by themselves to import `i18n-element.js` - Safari 9 support - polyfill.js ## [3.0.0] 2019-2-24 ### Added - Support `lit-html` I18N - Polymer 3.x in ES modules ### Changed ### Removed - Polymer 1.x/2.x support in HTML Imports - Bower support ## [2.0.0] ### Added - Polymer 2.x Class syntax - `i18n-dom-bind` - `Define = class` thin syntax