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TAKING YOUR
PATTERN LIBRARY
TO THE NEXT LEVEL
David Furnes
@dfurnes
TAKING YOUR
PATTERN LIBRARY
TO THE NEXT LEVEL
Image Credit: NASA
your pattern library
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It’s a _______________
__________: built using ___,
distributed as an _________,
documented using ___, and
published on ___________.
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It’s a library of interface
components: built using ___,
distributed as an _________,
documented using ___, and
published on ___________.
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It’s a library of interface
components: built using Sass,
distributed as an _________,
documented using ___, and
published on ___________.
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It’s a library of interface
components: built using Sass,
distributed as an npm module,
documented using ___, and
published on ___________.
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It’s a library of interface
components: built using Sass,
distributed as an npm module,
documented using KSS, and
published on ___________.
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It’s a library of interface
components: built using Sass,
distributed as an npm module,
documented using KSS, and
published on GitHub Pages.
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.figure.-left
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6.6.2
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^6.6.0 ^6.5.0 ^5.0.0
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6.6.2 6.6.2 5.3.4
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PROCESS
PROCESS
YOUR OWN TOOLKIT
YOUR OWN TOOLKIT
THE FUTURE
THE FUTURE
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PROCESS
PROCESS
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PROCESS
Make development easier.
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PNC Bank buttons, courtesy of Brad Frost
http://bradfrost.com/blog/post/interface-inventory/
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PROCESS
Make design easier.
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PROCESS
Mocks suck.
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PROCESS
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PROCESS
Make talking about
design easier.
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PROCESS
It’s like an API for
your style sheets.
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PROCESS
Make on boarding easier.
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Your pattern library is
a tool for building
a healthy process.
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YOUR OWN
TOOLKIT
YOUR OWN
TOOLKIT
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YOUR OWN
TOOLKIT
Build your own
Bootstrap.
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YOUR OWN
TOOLKIT
Your Project
Complexity
Project Size
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YOUR OWN
TOOLKIT
Handle complexity
over time.
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YOUR OWN
TOOLKIT
DRY
SOLID
KISS
YAGNI
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DRY
SOLID
KISS
YAGNI
Don’t repeat yourself.
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DRY
SOLID
KISS
YAGNI
You Ain’t Gonna Need It
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SOLID
DRY
SOLID
KISS
YAGNI
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DRY
SOLID
KISS
YAGNI
Single Responsibility
Principle
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YOUR OWN
TOOLKIT
SINGLE RESPONSIBILITY PRINCIPLE
"The single responsibility principle states that
every class should have a single responsibility,
and that responsibility should be entirely
encapsulated by the class.”
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YOUR OWN
TOOLKIT
SINGLE RESPONSIBILITY PRINCIPLE
Identify responsibility.
1
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YOUR OWN
TOOLKIT
SINGLE RESPONSIBILITY PRINCIPLE
Identify responsibility.
1
The media object is
responsible for
layout.
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YOUR OWN
TOOLKIT
SINGLE RESPONSIBILITY PRINCIPLE
Separate responsibilities.
2
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{…}
{…}
{…}
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{…figures}
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{…figures}
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…
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YOUR OWN
TOOLKIT
GTFO
Get the filter out! Clean up cigarette butt litter.
Prove It #TheSexiestWordsShare the hottest ways to ask for consent without killing the mood.
Prove ItSlide 64
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YOUR OWN
TOOLKIT
SINGLE RESPONSIBILITY PRINCIPLE
Compose.
3
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{…tiles}
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…
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YOUR OWN
TOOLKIT
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Build less, but
better things.
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THE FUTURE
THE FUTURE
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THE FUTURE
IS NOW
THE FUTURE
IS NOW
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THE FUTURE
IS NOW
React
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THE FUTURE
IS NOW
"React is all about building reusable
components. In fact, with React the only thing
you do is build components. Since they're so
encapsulated, components make code reuse,
testing, and separation of concerns easy."
– “Why React”, http://facebook.github.io/react/docs/why-react.html
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THE FUTURE
IS NOW
Build components,
not pages.
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THE FUTURE
IS NOW
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THE FUTURE
IS NOW
Hello, Full-Stack Engineers!
Hello, Full-Stack Engineers!
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THE FUTURE
IS NOW
Hello, Full-Stack Engineers!
⚠ Required ‘image’ was not supplied in Figure.
Hello, Full-Stack Engineers!
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THE FUTURE
IS NOW
Modules w/
dependencies
Compiled bundles
Webpack
MODULE BUNDLER
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THE FUTURE
IS NOW
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THE FUTURE
IS NOW
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THE FUTURE
IS NOW
Build documentation into
your components.
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THE FUTURE
IS NOW
Example Button
Button.propTypes = {
kind: PropTypes.oneOf(Object.keys(styles))
};
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THE FUTURE
IS NOW
Example Button
Button.propTypes = {
kind: PropTypes.oneOf([‘base’, ‘primary’, ‘secondary’])
};
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THE FUTURE
IS NOW
Example Button
Button.propTypes = {
kind: PropTypes.oneOf([‘base’, ‘primary’, ‘secondary’])
};
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THE FUTURE
IS NOW
⚠ Warning
Example Button
Button.propTypes = {
kind: PropTypes.oneOf([‘base’, ‘primary’, ‘secondary’])
};
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THE FUTURE
IS NOW
Example Button
Example Button
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THE FUTURE
IS NOW
http://dfurn.es/css-modules
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THE FUTURE
IS NOW
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THE FUTURE
IS NOW
Web Components
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THE FUTURE
IS NOW
ds-button { border-radius: 4px; padding: 12px; }
.primary { background: #23b7fb; font-size: 24px; }
.secondary { background: #444; font-size: 18px; }
document.registerElement('ds-button', {
prototype: Object.create(HTMLButtonElement.prototype),
extends: ‘button’,
createdCallback: {
value: function() {
var t = document.querySelector(‘#button-template’);
var clone = document.importNode(t.content, true);
this.createShadowRoot().appendChild(clone);
}
}
});
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THE FUTURE
IS NOW
Example Button
Example Button
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THE FUTURE
IS NOW
Web Components
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THE FUTURE
IS NOW
polymer-project.org
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Your pattern library is
a tool for building
a healthy process.
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Build less, but
better things.
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Build things that help
you build things.
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David Furnes
@dfurnes