Optimize and maintain your project in Xcode.

A presentation by Bryn Bodayle

What is optimal?Quick compile times

Easy maintenance

Avoiding crashes

Fast and lean apps

We will cover.Compile time optimization

Compiler warnings and errors

Dependency management

Optimize compile time.

Use and eliminate warnings

Use asset catalogs

Clean out the garage

Use asset catalogs.

Migration tool is provided

Easy management and configuration

Compiles assets into binary format

Supports slicing in Xcode 7

Clean out the Garage

Extract IPA to check

Remove unused code and libraries

Remove unused assets

Use and eliminate warnings.Use lots of compiler flags

Disable at a small scale

Order of compiler flags matters

Fix every warning

Use these compiler flags.-Wall -Wextra -Werror -Wconversion -Wundef -Wdeprecated-implementations

-Wno-unused-parameter -Wfloat-equal -Wimplicit-retain-self -Wnewline-eof -Wshadow -Wsign-compare

For reference: http://f***ingclangwarnings.com

1. Disable inline.

#pragma clang diagnostic push #pragma clang diagnostic ignored "-Warc-performSelector-leaks" [self performSelector:selector]; #pragma clang diagnostic pop

2. Disable per file.

3. Disable project-wide.

Order of compiler flags matters.

Fix every warning.

Use CocoaPods.Stop it with submodules

Promotes healthy reuse

Easy version management

Questions?

CreditsStopwatch by Edward Boatman from the Noun Project

Presenter by Björn Andersson from the Noun Project

Garage by Lloyd Humphreys from the Noun Project