# Change Log All notable changes to this project will be documented in this file. The format is based on [Keep a Changelog](http://keepachangelog.com/) and this project adheres to [Semantic Versioning](http://semver.org/). ## [1.3.0] - 2020-08-19 ### Changed * Set the "type" field in package.json to "module. ([#1146](https://github.com/Polymer/lit-html/pull/1146)) ### Added * Added support for [Trusted Types](https://github.com/WICG/trusted-types). This support uses a policy named 'lit-html' for parsing the static parts of html literals, and ensures that we pass trusted type values through to the DOM when used in bindings. ([#1153](https://github.com/Polymer/lit-html/pull/1153)) * Export the `shadyTemplateFactory` from `lib/shady-render.js` ([#1135](https://github.com/Polymer/lit-html/pull/1135)) ## [1.2.1] - 2020-03-19 ### Fixed * Added TypeScript type declarations for older versions of TypeScript. We're currently testing back to TS 3.4. We can't commit to never breaking TypeScript builds, but we'll be supporting older versions as best we can. ## [1.2.0] - 2020-03-18 ### Added * Added `unsafeSVG` directive to bind SVG source inside SVGs. ([#304](https://github.com/Polymer/lit-html/issues/304)) * Added `templateContent()` directive for stamping out the contents of an HTML template into a text binding. ([#1058](https://github.com/Polymer/lit-html/issues/1058)) * Added the `live()` directive. ([#877](https://github.com/Polymer/lit-html/issues/877)) ### Fixed * Fixed a bug where `classMap` and `styleMap` directives wouldn't render mutated objects. ([#972](https://github.com/Polymer/lit-html/issues/972)) * Fixed a bug where ifDefined() would set an attribute even when the value didn't change. ([#890](https://github.com/Polymer/lit-html/issues/890)) * Change `classMap` directive to set classes correctly on SVGs ([#1070](https://github.com/Polymer/lit-html/issues/1070)). ## [1.1.2] - 2019-08-12 ### Fixed * Fixed a bug where bindings in comments could be written as text in some cases. ([#926](https://github.com/Polymer/lit-html/issues/926)) ## [1.1.1] - 2019-07-09 ### Changed * `render` and `shady-render` now both accept any value that is renderable by `NodePart`. ([#910](https://github.com/Polymer/lit-html/issues/910)) ## [1.1.0] - 2019-05-20 ### Changed * Many small performance enhancements. * Private names are now named with a `__` prefix ([#859](https://github.com/Polymer/lit-html/issues/859)). ### Added * Setup continuous benchmarking with Tachometer ([#887](https://github.com/Polymer/lit-html/issues/887)). ### Fixed * Prevent empty styles from causing exceptions or breaking rendering when using `shady-render` ([#760](https://github.com/Polymer/lit-html/issues/760)). * Primitive values in attributes are now always simply stringified, regardless of whether they are iterable. ([#830](https://github.com/Polymer/lit-html/pull/830)) * Adopt and upgrade template fragments after processing for parts ([#831](https://github.com/Polymer/lit-html/issues/831)). * Fixed bindings with attribute-like expressions preceeding them ([#855](https://github.com/Polymer/lit-html/issues/855)). * Fixed errors with bindings in HTML comments ([#882](https://github.com/Polymer/lit-html/issues/882)). ## [1.0.0] - 2019-02-05 ### Changed * Tons of docs updates ([#746](https://github.com/Polymer/lit-html/pull/746)), ([#675](https://github.com/Polymer/lit-html/pull/675)), ([#724](https://github.com/Polymer/lit-html/pull/724)), ([#753](https://github.com/Polymer/lit-html/pull/753)), ([#764](https://github.com/Polymer/lit-html/pull/764)), ([#763](https://github.com/Polymer/lit-html/pull/763)), ([#765](https://github.com/Polymer/lit-html/pull/765)), ([#767](https://github.com/Polymer/lit-html/pull/767)), ([#768](https://github.com/Polymer/lit-html/pull/768)), ([#734](https://github.com/Polymer/lit-html/pull/734)), ([#771](https://github.com/Polymer/lit-html/pull/771)), ([#766](https://github.com/Polymer/lit-html/pull/766)), ([#773](https://github.com/Polymer/lit-html/pull/773)), ([#770](https://github.com/Polymer/lit-html/pull/770)), ([#769](https://github.com/Polymer/lit-html/pull/769)), ([#777](https://github.com/Polymer/lit-html/pull/777)), ([#776](https://github.com/Polymer/lit-html/pull/776)), ([#754](https://github.com/Polymer/lit-html/pull/754)), ([#779](https://github.com/Polymer/lit-html/pull/779)) ### Added * Global version of `lit-html` on window ([#790](https://github.com/Polymer/lit-html/pull/790)). ### Fixed * Removed use of `any` outside of test code ([#741](https://github.com/Polymer/lit-html/pull/741)). ## [1.0.0-rc.2] - 2019-01-09 ### Changed * Performance improvements to template processing. ([#690](https://github.com/Polymer/lit-html/pull/690)) ### Added * Added the `nothing` sentinel value which can be used to clear a part. ([#673](https://github.com/Polymer/lit-html/pull/673)) ### Fixed * Fixed #702: a bug with the `unsafeHTML` directive when changing between unsafe and other values. ([#703](https://github.com/Polymer/lit-html/pull/703)) * Fixed #708: a bug with the `until` directive where placeholders could overwrite resolved Promises. ([#721](https://github.com/Polymer/lit-html/pull/721)) ## [1.0.0-rc.1] - 2018-12-13 ### Fixed * Documentation updates. * Fixed typing for template_polyfill `createElement` call. ## [0.14.0] - 2018-11-30 ### Changed * `until()` can now take any number of sync or async arguments. ([#555](https://github.com/Polymer/lit-html/pull/555)) * [Breaking] `guard()` supports multiple dependencies. If the first argument to `guard()` is an array, the array items are checked for equality to previous values. ([#666](https://github.com/Polymer/lit-html/pull/666)) * [Breaking] Renamed `classMap.js` and `styleMap.js` files to kebab-case. ([#644](https://github.com/Polymer/lit-html/pull/644)) ### Added * Added `cache()` directive. ([#646](https://github.com/Polymer/lit-html/pull/646)) * Removed Promise as a supposed node-position value type. ([#555](https://github.com/Polymer/lit-html/pull/555)) * Added a minimal `