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Set the lit-html event context to this and add a @eventOptions decorator #244

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merged 4 commits into from
Oct 5, 2018
Merged

Set the lit-html event context to this and add a @eventOptions decorator #244

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8e3da7b
Add options to lit-html render() call.
justinfagnani Oct 4, 2018
5c754a0
Change type of Constructor type args to match TS mixin requirements.
justinfagnani Oct 4, 2018
47774b2
Add @eventOptions() decorator
justinfagnani Oct 5, 2018
f2e8b7b
Address review comments
justinfagnani Oct 5, 2018
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14 changes: 8 additions & 6 deletions CHANGELOG.md
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Expand Up @@ -12,14 +12,16 @@ and this project adheres to [Semantic Versioning](http://semver.org/).

## Unreleased

### Changed

### Added
* A `disconnectedCallback()` function was added (https://github.com/Polymer/lit-element/pull/213).

### Changed
* LitElement changed to a non-abstract class to be more compatible with the JavaScript mixin pattern
(https://github.com/Polymer/lit-element/issues/227).
([#227](https://github.com/Polymer/lit-element/issues/227)).
* Update lit-html dependency to ^0.12.0 ([#244](https://github.com/Polymer/lit-element/pull/244)),
* Passes the components `this` reference to lit-html as the `eventContext`, allowing unbound event listener methods. ([#244](https://github.com/Polymer/lit-element/pull/244)).
### Added
* A `disconnectedCallback()` method was added to UpdatingElement([#213](https://github.com/Polymer/lit-element/pull/213)).
* Added `@eventOptions()` decorator for setting event listener options on methods ([#244](https://github.com/Polymer/lit-element/pull/244)).
<!-- ### Removed -->
<!-- ### Fixed -->

## [0.6.1] - 2018-09-17

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2 changes: 1 addition & 1 deletion README.md
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Expand Up @@ -65,7 +65,7 @@ and renders declaratively using `lit-html`.
* expression: ``` html`<div>${this.disabled ? 'Off' : 'On'}</div>` ```
* property: ``` html`<x-foo .bar="${this.bar}"></x-foo>` ```
* attribute: ``` html`<div class="${this.color} special"></div>` ```
* event handler: ``` html`<button @click="${(e) => this._clickHandler(e)}"></button>` ```
* event handler: ``` html`<button @click="${this._clickHandler}"></button>` ```
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Worth mentioning (here or elsewhere) that listener is bound to element (since that's not standard lit-html)?

Also, worth showing a non-decorator pattern for options?

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Please show/add as many explanations and examples as possible on things like this! :)

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The README is about to be replaced with real docs.... It already didn't say how to set up event handlers correctly, so I think this at least isn't any worse.


## Getting started

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80 changes: 40 additions & 40 deletions package-lock.json
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2 changes: 1 addition & 1 deletion package.json
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Expand Up @@ -40,7 +40,7 @@
},
"typings": "lit-element.d.ts",
"dependencies": {
"lit-html": "^0.11.4"
"lit-html": "^0.12.0"
},
"publishConfig": {
"access": "public"
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