Merge commit 'df60b0d9c1903ca4cdb1e928b04ea1203aa28ad2'

* commit 'df60b0d9c1903ca4cdb1e928b04ea1203aa28ad2':
  Support Catalyst (pinterest#272)
  Fix the grammar in an assertion failure message (pinterest#270)
  Remove the unused CI directory (pinterest#265)
  Fix up analyze for github CI (pinterest#264)
  Check fileURL outside of the locked scope (pinterest#262)
  Optimization `PINMemoryCache` trim to date (pinterest#252)
  Use correct class name in NSAssert() messages (pinterest#263)
  Remove Danger from the project (pinterest#261)
  Link to master branch workflow from the CI badge
  Test that the "remove object" blocks are called (pinterest#258)
  Fix GitHub Actions CI badge
  Switch to GitHub Actions for CI (pinterest#259)
  Discrepancy between Header Comment and Implementation (pinterest#257)

# Conflicts:
#	Makefile
#	PINCache.xcodeproj/project.pbxproj
#	Tests/PINCacheTests.m

.github/workflows/ci.yaml

@@ -0,0 +1,51 @@
+---
+name: CI
+
+on:
+  push:
+    branches:
+      - master
+      - 'releases/*'
+  pull_request:
+    branches:
+      - master
+
+jobs:
+  build:
+    name: Build
+    runs-on: macOS-latest
+    strategy:
+      matrix:
+        platform: ['iOS Simulator,name=iPhone 8']
+    steps:
+      - uses: actions/checkout@v1
+      - name: Analyze and Test
+        run: |
+          xcodebuild clean analyze test \
+            -destination "platform=${{ matrix.platform }}" \
+            -sdk "iphonesimulator" \
+            -project PINCache.xcodeproj \
+            -scheme PINCache \
+            ONLY_ACTIVE_ARCH=NO \
+            CODE_SIGNING_REQUIRED=NO \
+            CLANG_ANALYZER_OUTPUT=plist-html \
+            CLANG_ANALYZER_OUTPUT_DIR="$(pwd)/clang" \
+           | xcpretty
+          if [[ -n `find $(pwd)/clang -name "*.html"` ]] ; then rm -rf $(pwd)/clang; exit 1; fi
+          rm -rf $(pwd)/clang
+  cocoapods:
+    name: CocoaPods
+    runs-on: macOS-latest
+    steps:
+      - uses: actions/checkout@v1
+      - name: Lint
+        run: pod lib lint
+  carthage:
+    name: Carthage
+    runs-on: macOS-latest
+    steps:
+      - uses: actions/checkout@v1
+      - name: Update
+        run: carthage update --no-use-binaries --no-build
+      - name: Build
+        run: carthage build --no-skip-current

CHANGELOG.md

@@ -2,7 +2,9 @@
 
 * Add your own contributions to the next release on the line below this with your name.
 
+- [performance] Optimization `PINMemoryCache` trim to date. [#252](https://github.com/pinterest/PINCache/pull/252)
 - [performance] Optimize `PINMemoryCache` remove objects when receive memory warning notification. [#251](https://github.com/pinterest/PINCache/pull/251)
+- [new] Migrated to GitHub Actions for continuous integration. [#259](https://github.com/pinterest/PINCache/pull/259)
 
 ## 3.0.1 -- Beta 8
 - [fix] Initing PINCache with TTL enabled should enable TTL on PINMemoryCache. [#246](https://github.com/pinterest/PINCache/pull/246)

README.md

@@ -2,7 +2,7 @@
 
 [![CocoaPods](https://img.shields.io/cocoapods/v/PINCache.svg)](http://cocoadocs.org/docsets/PINCache/)
 [![Carthage compatible](https://img.shields.io/badge/Carthage-compatible-4BC51D.svg?style=flat)](https://github.com/Carthage/Carthage)
-[![Build status](https://badge.buildkite.com/03e247305c96c3371f2ff2766e9c8c1efdd5fdb3a7eceaff43.svg?branch=master&style=flat)](https://buildkite.com/pinterest/pincache)
+[![Build status](https://github.com/pinterest/PINCache/workflows/CI/badge.svg)](https://github.com/pinterest/PINCache/actions?query=workflow%3ACI+branch%3Amaster)
 
 ## Fast, non-deadlocking parallel object cache for iOS and OS X.
 

Source/PINDiskCache.h

@@ -26,7 +26,7 @@ typedef NS_ENUM(NSInteger, PINDiskCacheError) {
 /**
  A callback block which provides the cache, key and object as arguments
  */
-typedef void (^PINDiskCacheObjectBlock)(PINDiskCache *cache, NSString *key, id <NSCoding>  _Nullable object);
+typedef void (^PINDiskCacheObjectBlock)(PINDiskCache *cache, NSString *key, id <NSCoding> _Nullable object);
 
 /**
  A callback block which provides the key and fileURL of the object
@@ -155,15 +155,15 @@ PIN_SUBCLASSING_RESTRICTED
 
 /**
  The maximum number of bytes allowed on disk. This value is checked every time an object is set, if the written
- size exceeds the limit a trim call is queued. Defaults to `0.0`, meaning no practical limit.
+ size exceeds the limit a trim call is queued. Defaults to 50MB.
  
  */
 @property (assign) NSUInteger byteLimit;
 
 /**
  The maximum number of seconds an object is allowed to exist in the cache. Setting this to a value
  greater than `0.0` will start a recurring GCD timer with the same period that calls <trimToDate:>.
- Setting it back to `0.0` will stop the timer. Defaults to `0.0`, meaning no limit.
+ Setting it back to `0.0` will stop the timer. Defaults to 30 days.
  
  */
 @property (assign) NSTimeInterval ageLimit;

Source/PINDiskCache.m

@@ -111,7 +111,7 @@ @implementation PINDiskCache
 - (void)dealloc
 {
     __unused int result = pthread_mutex_destroy(&_mutex);
-    NSCAssert(result == 0, @"Failed to destroy lock in PINMemoryCache %p. Code: %d", (void *)self, result);
+    NSCAssert(result == 0, @"Failed to destroy lock in PINDiskCache %p. Code: %d", (void *)self, result);
     pthread_cond_destroy(&_diskWritableCondition);
     pthread_cond_destroy(&_diskStateKnownCondition);
 }
@@ -185,19 +185,19 @@ - (instancetype)initWithName:(NSString *)name
               operationQueue:(PINOperationQueue *)operationQueue
                     ttlCache:(BOOL)ttlCache
 {
-    if (!name)
+    if (!name) {
         return nil;
-
+    }
 
     NSAssert(((!serializer && !deserializer) || (serializer && deserializer)),
              @"PINDiskCache must be initialized with a serializer AND deserializer.");
 
     NSAssert(((!keyEncoder && !keyDecoder) || (keyEncoder && keyDecoder)),
-              @"PINDiskCache must be initialized with a encoder AND decoder.");
+              @"PINDiskCache must be initialized with an encoder AND decoder.");
 
     if (self = [super init]) {
         __unused int result = pthread_mutex_init(&_mutex, NULL);
-        NSAssert(result == 0, @"Failed to init lock in PINMemoryCache %@. Code: %d", self, result);
+        NSAssert(result == 0, @"Failed to init lock in PINDiskCache %@. Code: %d", self, result);
 
         _name = [name copy];
         _prefix = [prefix copy];
@@ -666,10 +666,13 @@ - (BOOL)_locked_setAgeLimit:(NSTimeInterval)ageLimit forURL:(NSURL *)fileURL
 - (BOOL)removeFileAndExecuteBlocksForKey:(NSString *)key
 {
     NSURL *fileURL = [self encodedFileURLForKey:key];
-
+    if (!fileURL) {
+        return NO;
+    }
+
     // We only need to lock until writable at the top because once writable, always writable
     [self lockForWriting];
-        if (!fileURL || ![[NSFileManager defaultManager] fileExistsAtPath:[fileURL path]]) {
+        if (![[NSFileManager defaultManager] fileExistsAtPath:[fileURL path]]) {
             [self unlock];
             return NO;
         }

Source/PINMemoryCache.m

@@ -191,23 +191,19 @@ - (void)removeObjectAndExecuteBlocksForKey:(NSString *)key
 - (void)trimMemoryToDate:(NSDate *)trimDate
 {
     [self lock];
-        NSArray *keysSortedByCreatedDate = [_createdDates keysSortedByValueUsingSelector:@selector(compare:)];
         NSDictionary *createdDates = [_createdDates copy];
         NSDictionary *ageLimits = [_ageLimits copy];
     [self unlock];
 
-    for (NSString *key in keysSortedByCreatedDate) { // oldest objects first
-        NSDate *createdDate = createdDates[key];
+    [createdDates enumerateKeysAndObjectsUsingBlock:^(NSString * _Nonnull key, NSDate * _Nonnull createdDate, BOOL * _Nonnull stop) {
         NSTimeInterval ageLimit = [ageLimits[key] doubleValue];
-        if (!createdDate || ageLimit > 0.0)
-            continue;
-
+        if (!createdDate || ageLimit > 0.0) {
+            return;
+        }
         if ([createdDate compare:trimDate] == NSOrderedAscending) { // older than trim date
             [self removeObjectAndExecuteBlocksForKey:key];
-        } else {
-            break;
         }
-    }
+    }];
 }
 
 - (void)removeExpiredObjects