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MODULARIZING YOUR IOS APPS WORKSHOP @aleks_voronov • CocoaHeadsKyiv#14

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AGENDA @aleks_voronov • CocoaHeadsKyiv#14

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REASONS @aleks_voronov • CocoaHeadsKyiv#14

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TARGET TEAMS @aleks_voronov • CocoaHeadsKyiv#14

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QUICKLY INTRODUCE NEW TEAM MEMBERS !" @aleks_voronov • CocoaHeadsKyiv#14

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INDEPENDENT FEATURES @aleks_voronov • CocoaHeadsKyiv#14

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COMPLEX CONTEXT @aleks_voronov • CocoaHeadsKyiv#14

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REUSABLE COMPONENTS @aleks_voronov • CocoaHeadsKyiv#14

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COMPILATION TIME* * Analyze your code first: -Xfrontend -warn-long-expression-type-checking=200 @aleks_voronov • CocoaHeadsKyiv#14

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! BENEFITS @aleks_voronov • CocoaHeadsKyiv#14

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YOUR TEAM – YOUR RULES ▸ Own processes ▸ Own development flow ▸ Less merge conflicts ▸ Only your changes @aleks_voronov • CocoaHeadsKyiv#14

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SMALLER FEEDBACK CYCLE ⏱ @aleks_voronov • CocoaHeadsKyiv#14

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EASIER TO TEST @aleks_voronov • CocoaHeadsKyiv#14

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EASIER TO REASON ABOUT @aleks_voronov • CocoaHeadsKyiv#14

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EASIER TO INTEGRATE IN DIFFERENT ENVIRONMENT @aleks_voronov • CocoaHeadsKyiv#14

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! EXPERIMENTING ▸ Language ▸ System Design ▸ Technologies @aleks_voronov • CocoaHeadsKyiv#14

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DRAWBACKS @aleks_voronov • CocoaHeadsKyiv#14

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INTEGRATIONS @aleks_voronov • CocoaHeadsKyiv#14

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LESS INVOLVEMENT IN OTHER MODULES ! " @aleks_voronov • CocoaHeadsKyiv#14

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HOT-PATCHING @aleks_voronov • CocoaHeadsKyiv#14

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RESOURCES MANAGEMENT @aleks_voronov • CocoaHeadsKyiv#14

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TIPS & TRICKS @aleks_voronov • CocoaHeadsKyiv#14

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! 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

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WALKING SKELETON FIRST ☠ @aleks_voronov • CocoaHeadsKyiv#14

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SLOWLY INTRODUCE IT TO YOUR TEAM @aleks_voronov • CocoaHeadsKyiv#14

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LOCAL ⚔ REPO @aleks_voronov • CocoaHeadsKyiv#14

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VERSIONING @aleks_voronov • CocoaHeadsKyiv#14

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CODE REVIEW @aleks_voronov • CocoaHeadsKyiv#14

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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

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@aleks_voronov • CocoaHeadsKyiv#14

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TOOLKIT @aleks_voronov • CocoaHeadsKyiv#14

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GIT SUBMODULES @aleks_voronov • CocoaHeadsKyiv#14

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SWIFT PACKAGE MANAGER @aleks_voronov • CocoaHeadsKyiv#14

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CARTHAGE @aleks_voronov • CocoaHeadsKyiv#14

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COCOAPODS @aleks_voronov • CocoaHeadsKyiv#14

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! MONOLITH? @aleks_voronov • CocoaHeadsKyiv#14

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SMALL PROJECT @aleks_voronov • CocoaHeadsKyiv#14

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SMALL FEATURE ... @aleks_voronov • CocoaHeadsKyiv#14

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SMALL FEATURE NOT REUSABLE UTILITY @aleks_voronov • CocoaHeadsKyiv#14

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FEATURE & PROJECT ARE TIGHTLY COUPLED ! @aleks_voronov • CocoaHeadsKyiv#14

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FEATURE STAGE DEVELOPMENT → SUPPORTING ! @aleks_voronov • CocoaHeadsKyiv#14

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YOU’RE A SMALL STARTUP IN ITS EARLY STAGE @aleks_voronov • CocoaHeadsKyiv#14

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LET'S CODE! GITHUB.COM/COCOAHEADS-KYIV-14-WORKSHOP @aleks_voronov • CocoaHeadsKyiv#14

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THANKS! @ALEKS_VORONOV @aleks_voronov • CocoaHeadsKyiv#14