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In Search of the Single Source of Truth @JINA // DEVCONFU // JŪRMALA // 2014

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@jina

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Senior Product Designer

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— NATE FORTIN “A fractured process makes for a fractured user experience.”

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Style Guides are all the rage …AND THEY HAVE COME A LONG WAY.

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2004 // PDF Style Guide

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PDFs are a pain to maintain. HEY, THAT RHYMES.

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2007–2008 // Wordpress Style Guide

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alistapart.com/article/writingainterfacestyleguide

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Design & Brand Standards Front-end Development Standards Keeping Style Guides Current & Useful

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Wordpress was only slightly easier. …AND NOBODY EXCEPT ME WOULD UPDATE IT.

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2010–2011 // Living Style Guide with Sass

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No content

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Engine Yard App Cloud Style Guide, Early 2011

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ZOMG!

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Engine Yard App Cloud Style Guide, Early 2011

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Sass & Style Guides are awesome together!

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blog.engineyard.com/2011/front-end-maintainability-with-sass-and-style-guides

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Make Documentation a regular part of your work ow. 01 //

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Don’t try to document everything at once. YOU’LL LIKELY GIVE UP.

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Document going forward.

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Making something new? Document it.

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Revising something? Refactor it. Then document it.

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During design & code reviews, make sure decisions are documented.

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2012–2013 // Living Style Guide with Sass for Web App & Site Github Wiki for iOS & Android

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Do CSS Style Guide, Late 2013

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Do Responsive Layout Guide, Early 2013

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For mobile, changes to colors & sizes were a nightmare to update. PHOTOSHOP ⟶"DROPBOX ⟶"WIKI ⟶"☹

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Document your ideal CSS Architecture. 02 //

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vendor/ dependencies/ base/ components/ regions/ helpers/ responsive/ tools/ } my ideal css architecture

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Make a UI Library. 03 //

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oocss.org

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ux.mailchimp.com/patterns

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Create pages

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Create systems

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bradfrostweb.com/blog/post/atomic-web-design

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01 // Base HTML elements 02 // Modular components 03 // Page regions 04 // Layout system

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Show the object with all of its associated states.

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developer.android.com/design

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developer.android.com/design/building-blocks/seek-bars

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Show the code you want people to use, not the nal output.

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Add development tools for rapid development and testing. 04 //

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starbucks.com/static/reference/styleguide

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starbucks.com/static/reference/styleguide/layout_promo_e.aspx

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starbucks.com/static/reference/styleguide/layout_promo_e.aspx

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starbucks.com/static/reference/styleguide/layout_promo_e.aspx

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starbucks.com/static/reference/styleguide/layout_promo_e.aspx

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starbucks.com/static/reference/styleguide/layout_promo_e.aspx

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starbucks.com/static/reference/styleguide/layout_promo_e.aspx

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Try a responsive sandbox during development.

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Do Responsive Layout Guide, Early 2013

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Keep documentation current & useful. 05 //

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jacobrask.github.io/styledocco

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2013 // Living Style Guide with Sass + ERB & YAML

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sass-lang.com

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sass-lang.com/styleguide

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github.com/mattkersley/Responsive-Design-Testing

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sass-lang.com/styleguide/responsive-test

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We open sourced the website. Anyone can contribute to design.

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What if a new color gets added? THE STYLE GUIDE NEEDS TO BE UPDATED, TOO.

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Can the CSS & Style Guide both share the same attributes in one single con guration?

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Single Source of Truth

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Don’t Repeat Yourself

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colors: - name: hopbush hex: "c69" - name: bouquet hex: "b37399" - name: venus hex: "998099" - name: patina hex: "699" - name: nebula hex: "d2e1dd" - name: white hex: "fff" <% data.color.colors.each do |swatch| %> $<%= swatch.name %>: #<%= swatch.hex %>; <% end %> data/color.yml _color.scss.erb

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colors: - name: hopbush hex: "c69" - name: bouquet hex: "b37399" - name: venus hex: "998099" - name: patina hex: "699" - name: nebula hex: "d2e1dd" - name: white hex: "fff" %ul.swatches - for swatch in data.color.colors %li{class: "swatch-" + swatch.name} %pre %code = "$" + swatch.name %br/ = "#" + swatch.hex data/color.yml _color.haml

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Sass Color Style Guide

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2014 // Living Style Guide & Prototype with Sass & Angular as Spec + Living Variables System for All Devices & Platforms

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sfdc-styleguide.herokuapp.com

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Prototypes Aura (our web framework) Native iOS Native Android Native Windows

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How do we keep our colors, spacing, & sizes consistent?

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Theo BY SALESFORCE UX // OPEN SOURCING // COMING VERY SOON!

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Theo: theme tokenizer with JSON input Sass Stylus LESS Aura plist XML {

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sfdc-styleguide.herokuapp.com

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@SalesforceUX

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dribbble.com/salesforce

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sass-lang.com

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@TeamSassDesign

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dribbble.com/TeamSassDesign

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themixinsf.com

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susy.oddbird.net

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artinmycoffee.com

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— GUSTAVE FLAUBERT “Be regular and orderly in your life so that you may be violent and original in your work.”

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T W I T T E R , D R I B B B L E , I N STAG RA M , & G I T H U B @jina