Automate iOS release (#445)

Summary:
This PR sets up Circle CI to publish pods when github release is made. This PR also updates the Flipper-Folly pod as it didn't build on 32 bit architecture, because `thread_local` was not supported.

Automated publish of cocoapods through Circle CI.
Pull Request resolved: https://github.com/facebook/flipper/pull/445

Reviewed By: danielbuechele

Differential Revision: D15333975

Pulled By: priteshrnandgaonkar

fbshipit-source-id: 7db68efeeebbe344213917f10f9f3ce4132e8cbc

.circleci/config.yml

@@ -20,7 +20,6 @@ jobs:
           command: |
             yes | sdkmanager "platforms;android-27" || true
             ./gradlew :android:assembleRelease && scripts/publish-android-snapshot.sh
-
   release:
     executor: default-executor
     docker:
@@ -32,6 +31,24 @@ jobs:
           command: |
             yes | sdkmanager "platforms;android-27" || true
             ./gradlew :android:assembleRelease && scripts/publish-android-release.sh
+  publish-pods:
+    macos:
+      xcode: "10.2.1"
+    steps:
+      - checkout
+      - run: curl https://cocoapods-specs.circleci.com/fetch-cocoapods-repo-from-s3.sh | bash -s cf
+      - run:
+          name: "Pod version"
+          command: |
+            pod --version
+      - run:
+          name: "Push Flipper Pod"
+          command: |
+            pod trunk push ./Flipper.podspec --use-libraries --allow-warnings --verbose --skip-import-validation
+      - run:
+          name: "Push FlipperKit Pod"
+          command: |
+            pod trunk push ./FlipperKit.podspec --use-libraries --allow-warnings --verbose --skip-import-validation --swift-version=4.2
 
 workflows:
   version: 2
@@ -47,3 +64,9 @@ workflows:
               only: /^v.*/
             branches:
               ignore: /.*/
+      - publish-pods:
+          filters:
+            tags:
+              only: /^v.*/
+            branches:
+              ignore: /.*/

Flipper.podspec

@@ -12,13 +12,14 @@ Pod::Spec.new do |spec|
   spec.public_header_files = 'xplat/Flipper/*.h','xplat/utils/*.h'
   spec.source_files = 'xplat/Flipper/*.{h,cpp,m,mm}','xplat/Flipper/utils/*.{h,cpp,m,mm}'
   spec.libraries = "stdc++"
-  spec.dependency 'Flipper-Folly', '1.3.0'
+  spec.dependency 'Flipper-Folly', '~> 1.3'
   spec.dependency 'Flipper-RSocket', '0.10.4'
   spec.compiler_flags = '-DFLIPPER_OSS=1 -DFB_SONARKIT_ENABLED=1 -DFOLLY_NO_CONFIG -DFOLLY_MOBILE=1 -DFOLLY_USE_LIBCPP=1 -DFOLLY_HAVE_LIBGFLAGS=0 -DFOLLY_HAVE_LIBJEMALLOC=0 -DFOLLY_HAVE_PREADV=0 -DFOLLY_HAVE_PWRITEV=0 -DFOLLY_HAVE_TFO=0 -DFOLLY_USE_SYMBOLIZER=0 -Wall
     -std=c++14
     -Wno-global-constructors'
   spec.platforms = { :ios => "8.0" }
   spec.pod_target_xcconfig = { "USE_HEADERMAP" => "NO",
+                               "ARCHS" => "${ARCHS_STANDARD_64_BIT}",
                                "CLANG_CXX_LANGUAGE_STANDARD" => "c++14",
                                "HEADER_SEARCH_PATHS" => "\"$(PODS_TARGET_SRCROOT)\" \"$(PODS_ROOT)/boost-for-react-native\" \"$(PODS_ROOT)/Flipper-RSocket\" \"$(PODS_ROOT)/DoubleConversion\"" }
 end

FlipperKit.podspec

@@ -46,7 +46,7 @@ Pod::Spec.new do |spec|
   spec.subspec 'FBCxxUtils' do |ss|
     ss.header_dir = 'FBCxxUtils'
     ss.compiler_flags = folly_compiler_flags
-    ss.dependency 'Flipper-Folly', '1.3.0'
+    ss.dependency 'Flipper-Folly', '~> 1.3'
     ss.source_files = 'iOS/FlipperKit/FBCxxUtils/**/*.{h,mm}'
     # We set these files as private headers since they only need to be accessed
     # by other FlipperKit source files

iOS/Podspecs/Flipper-Folly.podspec

@@ -1,6 +1,6 @@
 Pod::Spec.new do |spec|
   spec.name = 'Flipper-Folly'
-  spec.version = '1.3.0'
+  spec.version = '1.3.4'
   spec.license = { :type => 'Apache License, Version 2.0' }
   spec.homepage = 'https://github.com/facebook/folly'
   spec.summary = 'An open-source C++ library developed and used at Facebook.'
@@ -152,10 +152,10 @@ Pod::Spec.new do |spec|
                               "folly/futures/*.h",
                               "folly/futures/detail/*.h"
 
-  spec.pod_target_xcconfig = {  "USE_HEADERMAP": "NO",
+  spec.pod_target_xcconfig = {  "USE_HEADERMAP" => "NO",
-                                "ONLY_ACTIVE_ARCH": "YES",
+                                "ARCHS" => "${ARCHS_STANDARD_64_BIT}",
-                                "CLANG_CXX_LANGUAGE_STANDARD": "c++11",
+                                "CLANG_CXX_LANGUAGE_STANDARD" => "c++11",
-                                "HEADER_SEARCH_PATHS": "\"$(PODS_TARGET_SRCROOT)\" \"$(PODS_ROOT)/boost-for-react-native\" \"$(PODS_ROOT)/DoubleConversion\""
+                                "HEADER_SEARCH_PATHS" => "\"$(PODS_TARGET_SRCROOT)\" \"$(PODS_ROOT)/boost-for-react-native\" \"$(PODS_ROOT)/DoubleConversion\""
                               }
   # Pinning to the same version as React.podspec.
   spec.platforms = { :ios => "8.0"}