Making Good Decisions About Javascript Dependencies

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Making Good Decisions About Javascript Dependencies Radoslav Stankov 01/08/2019

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Radoslav Stankov @rstankov http://rstankov.com http://github.com/rstankov

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https://speakerdeck.com/rstankov

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...imagine starting a new project !

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" JavaScript Fatigue

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What framework to use? How to manage state? How to fetch data? Which router to use? Which calendar component to use? Which chart component to use?  ... #

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Agenda

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$ Dependency types % Picking dependencies

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Dependency types

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Medium easy  to change Big Medium Small Medium Small Small Small Small Small hard to change simple complex * totally unscientiﬁc chart &

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Medium easy  to change Big Medium Small Medium Small Small Small Small Small hard to change simple complex * totally unscientiﬁc chart &

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What framework to use? How to manage state? How to fetch data? Which router to use? Which calendar component to use? Which chart component to use?  ... #

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What framework to use? How to manage state? How to fetch data? Which router to use? Which calendar component to use? Which chart component to use?  ... #

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What ecosystem to choose? How to manage state? How to fetch data? Which router to use? Which calendar component use? Which chart component use?  ... #

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What ecosystem to choose? How to manage state? How to fetch data? Which router to use? Which calendar component use? Which chart component use?  ... #

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History of JS Ecosystem

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History of JS Ecosystem 2005

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History of JS Ecosystem 2005 2006

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History of JS Ecosystem 2005 2010 2006

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History of JS Ecosystem 2005 2010 2006

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History of JS Ecosystem 2005 2013 2010 2006

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History of JS Ecosystem 2005 2019 2013 2010 2006

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What ecosystem to choose? How to manage state? How to fetch data? Which router to use? Which calendar component use? Which chart component use?  ... #

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What ecosystem to choose? How to manage state? How to fetch data? Which router to use? Which calendar component use? Which chart component use?  ... #

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Medium easy  to change Big Medium Small Medium Small Small Small Small Small hard to change simple complex * totally unscientiﬁc chart &

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History of React Ecosystem 2013 2019

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History of React Ecosystem 2013 2019 2014

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History of React Ecosystem 2013 2019 2014 2015

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History of React Ecosystem 2013 2019 2014 2015

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History of React Ecosystem 2013 2019 2014 2015 2016

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History of React Ecosystem 2013 2019 2014 2015 2016 Concepts

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History of React Ecosystem 2013 2019 2014 2015 2016 Libraries

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History of React Ecosystem 2013 2019 2014 2015 2016

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What ecosystem to choose? How to manage state? How to fetch data? Which router to use? Which calendar component use? Which chart component use?  ... #

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Medium easy  to change Big Medium Small Medium Small Small Small Small Small hard to change simple complex * totally unscientiﬁc chart &

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Picking Dependencies

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⏹ Do we really need it? ⏹ Can something we already have do the task we are searching for? ⏹ Can we implement this ourselves? ⏹ Is this properly maintained? ⏹ Is it well documented? ⏹ When was the last version? ⏹ When was the last commit? ⏹ How often does it get a new version? ⏹ Does it have CHANGELOG? ⏹ Were there breaking changes recently? ⏹ Does it have security issues past or present? ⏹ How many dependencies does it come from? ⏹ What the dependency size? ⏹ What is its license? ⏹ Do you use this in any other project? ✅ Questions