ember.js | Conecto ergo sum.

Before Splats. Spoiler: it is all about tagless components

13 September 201612 September 2016 by Serabe

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There is a recurring question about components that appear in Slack: how can I pass different attributes to a component depending on a given object? As an example, people want to be able to do something like the object spread operator in ECMAScript. Object Spread Properties The TC39 proposal Object Rest/Spread Properties for ECMAScript gives …

The Path to Contextual Components: Contextual Components

4 March 20169 June 2016 by Serabe

Contextual components are introduced in Ember.js 2.3 to improve component composition and the usage of components for DSL. Contextual components bring three new features to Ember: The hash helper: this simple helper just returns a hash with the attributes passed to it. Closure components: similar to closure actions, a closure component encapsulates a component with …

The Path to Contextual Components: Understanding dynamic components

2 March 20164 March 2016 by Serabe

The component helper allows the user to render a component based on a given name. Given these two components: {{! app/templates/components/first-component }} This is first-component {{name}} {{! app/templates/components/second-component }} This is second-component {{name}} We can render dynamically any of them with the following invocation: {{component componentToRender name=’Sergio’}} The first parameter contains the name of the …

The Path to Contextual Components: Understanding positional parameters.

29 February 20164 March 2016 by Serabe

Ember.js 2.3 introduces a brand new feature: contextual components. This feature aims to better component composition and the usage of components for DSL. Before diving into this new feature, we will go through some of the details of current components invocation. In this post, we will see how positional params are used. Positional params Vs. …