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Modularizing your iOS apps
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Oleksandr Voronov
October 06, 2018
Programming
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140
Modularizing your iOS apps
CocoaHeads Kyiv #14 Workshop
https://youtu.be/TfOLDo-fp7k
Oleksandr Voronov
October 06, 2018
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Transcript
MODULARIZING YOUR IOS APPS WORKSHOP @aleks_voronov • CocoaHeadsKyiv#14
AGENDA @aleks_voronov • CocoaHeadsKyiv#14
REASONS @aleks_voronov • CocoaHeadsKyiv#14
TARGET TEAMS @aleks_voronov • CocoaHeadsKyiv#14
QUICKLY INTRODUCE NEW TEAM MEMBERS !" @aleks_voronov • CocoaHeadsKyiv#14
INDEPENDENT FEATURES @aleks_voronov • CocoaHeadsKyiv#14
COMPLEX CONTEXT @aleks_voronov • CocoaHeadsKyiv#14
REUSABLE COMPONENTS @aleks_voronov • CocoaHeadsKyiv#14
COMPILATION TIME* * Analyze your code first: -Xfrontend -warn-long-expression-type-checking=200 @aleks_voronov
• CocoaHeadsKyiv#14
! BENEFITS @aleks_voronov • CocoaHeadsKyiv#14
YOUR TEAM – YOUR RULES ▸ Own processes ▸ Own
development flow ▸ Less merge conflicts ▸ Only your changes @aleks_voronov • CocoaHeadsKyiv#14
SMALLER FEEDBACK CYCLE ⏱ @aleks_voronov • CocoaHeadsKyiv#14
EASIER TO TEST @aleks_voronov • CocoaHeadsKyiv#14
EASIER TO REASON ABOUT @aleks_voronov • CocoaHeadsKyiv#14
EASIER TO INTEGRATE IN DIFFERENT ENVIRONMENT @aleks_voronov • CocoaHeadsKyiv#14
! EXPERIMENTING ▸ Language ▸ System Design ▸ Technologies @aleks_voronov
• CocoaHeadsKyiv#14
DRAWBACKS @aleks_voronov • CocoaHeadsKyiv#14
INTEGRATIONS @aleks_voronov • CocoaHeadsKyiv#14
LESS INVOLVEMENT IN OTHER MODULES ! " @aleks_voronov • CocoaHeadsKyiv#14
HOT-PATCHING @aleks_voronov • CocoaHeadsKyiv#14
RESOURCES MANAGEMENT @aleks_voronov • CocoaHeadsKyiv#14
TIPS & TRICKS @aleks_voronov • CocoaHeadsKyiv#14
! WHERE TO START? ▸ Non Vital ▸ Least Dependent
(Analytics, Logging, Utils, Networking) ▸ Just Copy-Paste ▸ Gradually Integrate alongside Original Implementation ▸ Deprecating vs Removing @aleks_voronov • CocoaHeadsKyiv#14
WALKING SKELETON FIRST ☠ @aleks_voronov • CocoaHeadsKyiv#14
SLOWLY INTRODUCE IT TO YOUR TEAM @aleks_voronov • CocoaHeadsKyiv#14
LOCAL ⚔ REPO @aleks_voronov • CocoaHeadsKyiv#14
VERSIONING @aleks_voronov • CocoaHeadsKyiv#14
CODE REVIEW @aleks_voronov • CocoaHeadsKyiv#14
S O L I D ▸ Private / Internal by
Default ▸ Add / Open things ONLY when needed ▸ Composition vs Inheritance ▸ Invert Dependencies ▸ Extending vs Changing @aleks_voronov • CocoaHeadsKyiv#14
@aleks_voronov • CocoaHeadsKyiv#14
TOOLKIT @aleks_voronov • CocoaHeadsKyiv#14
GIT SUBMODULES @aleks_voronov • CocoaHeadsKyiv#14
SWIFT PACKAGE MANAGER @aleks_voronov • CocoaHeadsKyiv#14
CARTHAGE @aleks_voronov • CocoaHeadsKyiv#14
COCOAPODS @aleks_voronov • CocoaHeadsKyiv#14
! MONOLITH? @aleks_voronov • CocoaHeadsKyiv#14
SMALL PROJECT @aleks_voronov • CocoaHeadsKyiv#14
SMALL FEATURE ... @aleks_voronov • CocoaHeadsKyiv#14
SMALL FEATURE NOT REUSABLE UTILITY @aleks_voronov • CocoaHeadsKyiv#14
FEATURE & PROJECT ARE TIGHTLY COUPLED ! @aleks_voronov • CocoaHeadsKyiv#14
FEATURE STAGE DEVELOPMENT → SUPPORTING ! @aleks_voronov • CocoaHeadsKyiv#14
YOU’RE A SMALL STARTUP IN ITS EARLY STAGE @aleks_voronov •
CocoaHeadsKyiv#14
LET'S CODE! GITHUB.COM/COCOAHEADS-KYIV-14-WORKSHOP @aleks_voronov • CocoaHeadsKyiv#14
THANKS! @ALEKS_VORONOV @aleks_voronov • CocoaHeadsKyiv#14