Escape From Alcatraz: The Brave New World of Xcode Extensions - iOSDevUK Aberystwyth, September 2016

My talk/rant about Xcode Extensions given at iOS Dev UK 2016.

Sample code: https://github.com/designatednerd/Xcode8ExtensionExample

1. ESCAPE FROM ALCATRAZ THE BRAVE NEW WORLD OF XCODE EXTENSIONS BY ELLEN SHAPIRO IOS DEV UK | ABERYSTWYTH, WALES | SEPTEMBER 2016 DESIGNATEDNERD.COM | SPOTHERO.COM | JUSTHUM.COM | @DESIGNATEDNERD
2. XCODE IS MY FRENEMY
12. XCODE AUTO-BASHER
13. XCODE GHOST !
17. EXTENSIONS!
18. EXTENSION GOOD NEWS
19. OFFICIALLY SUPPORTED
21. DOCUMENTED API
22. DOCUMENTED API *SORT OF
25. MAKING AN EXTENSION
26. 1. MAKE A HOST MAC APP
27. 2. ADD AN EXTENSION
30. XCSourceEditorExtension
31. XCSourceEditorCommand
32. sudo /usr/libexec/xpccachectl THEN TURN IT OFF AND ON AGAIN (ONLY ON 10.11 EL CAPITAN, NOT NEEDED ON 10.12 SIERRA)
35. TEMPTING THE DEMO GODS https://github.com/designatednerd/Xcode8ExtensionExample
36. DISTRIBUTION: LIKE ANY OTHER MAC APP
37. EXTENSION LIMITATIONS (ON A SCALE OF ! TO ")
38. !: EXTENSIONS ARE SANDBOXED AND CODE-SIGNED
39. !: NO DEFAULT KEY BINDINGS (USERS HAVE TO SET THEM UP INDIVIDUALLY)
40. ☹: MUST BE INVOKED BY THE USER
41. !: NO ACCESS TO FILE OR PROJECT STRUCTURE
42. !: CAN'T EMIT WARNINGS
43. DUMB THINGS I DID WHICH YOU SHOULD NOT DO
44. FORGOT TO UNINSTALL OLD PLUGIN TOOLS
48. FORGOT TO ENABLE CODE SIGNING
49. THOUGHT CHANGING THE BundleDisplayName WOULD CHANGE THE DISPLAYED NAME
51. !
53. !
54. LAUNCHED THE WRONG VERSION OF XCODE
58. OBLIGATORY SUMMARY SLIDE! ▸ Alcatraz is dead in Xcode 8. RIP. ▸ Xcode extensions are officially supported, and that's good. ▸ Xcode extensions must have a host macOS app, but that app doesn't actually have to do anything. ▸ Xcode extensions are pretty limited. File radars.
59. QUESTION TIME!
60. A FEW QUICK OVERVIEWS! http://www.russbishop.net/xcode-extensions https://littlebitesofcocoa.com/239-creating-an-xcode-source-editor- extension http://allblue.me/xcode/2016/06/28/Build-your-own-Xcode-8-source- editor-extension/ https://videos.raywenderlich.com/screencasts/ios-10-creating-an- xcode-8-extension [paid]
61. LINKS! ▸ WWDC 2016 Session 414: Using and extending the Xcode Source Editor: https://developer.apple.com/videos/play/wwdc2016/414/ ▸ Roundup of extensions as of mid-August 2016: https:// theswiftdev.com/2016/08/17/xcode-8-extensions/ ▸ Xcode Ghost details: https://en.wikipedia.org/wiki/XcodeGhost
62. RADARS TO DUPE! If you'd like any of this functionality, please dupe these radars: ▸ Allow callbacks anytime a file with a given extension is edited: http://www.openradar.me/26823522 ▸ No Default key bindings: http://www.openradar.me/28170032 ▸ Can't emit warnings: http://www.openradar.me/28170362