Loosen platform requirements for Dependencies library

Sources/ComposableArchitecture/Effect.swift

@@ -134,20 +134,15 @@ extension Effect where Failure == Never {
               #if DEBUG
                 var errorDump = ""
                 customDump(error, to: &errorDump, indent: 4)
-                runtimeWarning(
+                runtimeWarn(
                   """
-                  An 'Effect.task' returned from "%@:%d" threw an unhandled error. …
+                  An "Effect.task" returned from "\(fileID):\(line)" threw an unhandled error. …
 
-                  %@
+                  \(errorDump)
 
-                  All non-cancellation errors must be explicitly handled via the 'catch' parameter \
-                  on 'Effect.task', or via a 'do' block.
+                  All non-cancellation errors must be explicitly handled via the "catch" parameter \
+                  on "Effect.task", or via a "do" block.
                   """,
-                  [
-                    "\(fileID)",
-                    line,
-                    errorDump,
-                  ],
                   file: file,
                   line: line
                 )
@@ -221,20 +216,15 @@ extension Effect where Failure == Never {
               #if DEBUG
                 var errorDump = ""
                 customDump(error, to: &errorDump, indent: 4)
-                runtimeWarning(
+                runtimeWarn(
                   """
-                  An 'Effect.run' returned from "%@:%d" threw an unhandled error. …
+                  An "Effect.run" returned from "\(fileID):\(line)" threw an unhandled error. …
 
-                  %@
+                  \(errorDump)
 
-                  All non-cancellation errors must be explicitly handled via the 'catch' parameter \
-                  on 'Effect.run', or via a 'do' block.
+                  All non-cancellation errors must be explicitly handled via the "catch" parameter \
+                  on "Effect.run", or via a "do" block.
                   """,
-                  [
-                    "\(fileID)",
-                    line,
-                    errorDump,
-                  ],
                   file: file,
                   line: line
                 )

Sources/ComposableArchitecture/Effects/TaskResult.swift

@@ -213,21 +213,20 @@ extension TaskResult: Equatable where Success: Equatable {
     case let (.failure(lhs), .failure(rhs)):
       return _isEqual(lhs, rhs) ?? {
         #if DEBUG
-          if TaskResultDebugging.emitRuntimeWarnings, type(of: lhs) == type(of: rhs) {
-            runtimeWarning(
+          let lhsType = type(of: lhs)
+          if TaskResultDebugging.emitRuntimeWarnings, lhsType == type(of: rhs) {
+            let lhsTypeName = typeName(lhsType)
+            runtimeWarn(
               """
-              '%1$@' is not equatable. …
+              "\(lhsTypeName)" is not equatable. …
 
-              To test two values of this type, it must conform to the 'Equatable' protocol. For \
+              To test two values of this type, it must conform to the "Equatable" protocol. For \
               example:
 
-                  extension %1$@: Equatable {}
+                  extension \(lhsTypeName): Equatable {}
 
-              See the documentation of 'TaskResult' for more information.
-              """,
-              [
-                "\(type(of: lhs))",
-              ]
+              See the documentation of "TaskResult" for more information.
+              """
             )
           }
         #endif
@@ -252,19 +251,17 @@ extension TaskResult: Hashable where Success: Hashable {
       } else {
         #if DEBUG
           if TaskResultDebugging.emitRuntimeWarnings {
-            runtimeWarning(
+            let errorType = typeName(type(of: error))
+            runtimeWarn(
               """
-              '%1$@' is not hashable. …
+              "\(errorType)" is not hashable. …
 
-              To hash a value of this type, it must conform to the 'Hashable' protocol. For example:
+              To hash a value of this type, it must conform to the "Hashable" protocol. For example:
 
-                  extension %1$@: Hashable {}
+                  extension \(errorType): Hashable {}
 
-              See the documentation of 'TaskResult' for more information.
-              """,
-              [
-                "\(type(of: error))",
-              ]
+              See the documentation of "TaskResult" for more information.
+              """
             )
           }
         #endif

Sources/ComposableArchitecture/Internal/Deprecations.swift

@@ -1071,15 +1071,15 @@ extension AnyReducer {
         return .none
       }
       if index >= parentState[keyPath: toElementsState].endIndex {
-        runtimeWarning(
+        runtimeWarn(
           """
-          A "forEach" reducer at "%@:%d" received an action when state contained no element at \
-          that index. …
+          A "forEach" reducer at "\(fileID):\(line)" received an action when state contained no \
+          element at that index. …
 
             Action:
-              %@
+              \(debugCaseOutput(action))
             Index:
-              %d
+              \(index)
 
           This is generally considered an application logic error, and can happen for a few \
           reasons:
@@ -1101,12 +1101,6 @@ extension AnyReducer {
           when its state contains an element at this index. In SwiftUI applications, use \
           "ForEachStore".
           """,
-          [
-            "\(fileID)",
-            line,
-            debugCaseOutput(action),
-            index,
-          ],
           file: file,
           line: line
         )

Sources/ComposableArchitecture/Internal/RuntimeWarnings.swift

@@ -1,15 +1,50 @@
+@_transparent
+@usableFromInline
+@inline(__always)
+func runtimeWarn(
+  _ message: @autoclosure () -> String,
+  category: String? = "ComposableArchitecture",
+  file: StaticString? = nil,
+  line: UInt? = nil
+) {
+  #if DEBUG
+    let message = message()
+    let category = category ?? "Runtime Warning"
+    if _XCTIsTesting {
+      if let file = file, let line = line {
+        XCTFail(message, file: file, line: line)
+      } else {
+        XCTFail(message)
+      }
+    } else {
+      #if canImport(os)
+        os_log(
+          .fault,
+          dso: dso,
+          log: OSLog(subsystem: "com.apple.runtime-issues", category: category),
+          "%@",
+          message
+        )
+      #else
+        fputs("\(formatter.string(from: Date())) [\(category)] \(message)\n", stderr)
+      #endif
+    }
+  #endif
+}
+
 #if DEBUG
-  import os
   import XCTestDynamicOverlay
 
-  // NB: Xcode runtime warnings offer a much better experience than traditional assertions and
-  //     breakpoints, but Apple provides no means of creating custom runtime warnings ourselves.
-  //     To work around this, we hook into SwiftUI's runtime issue delivery mechanism, instead.
-  //
-  // Feedback filed: https://gist.github.com/stephencelis/a8d06383ed6ccde3e5ef5d1b3ad52bbc
-  @usableFromInline
-  let rw = (
-    dso: { () -> UnsafeMutableRawPointer in
+  #if canImport(os)
+    import os
+
+    // NB: Xcode runtime warnings offer a much better experience than traditional assertions and
+    //     breakpoints, but Apple provides no means of creating custom runtime warnings ourselves.
+    //     To work around this, we hook into SwiftUI's runtime issue delivery mechanism, instead.
+    //
+    // Feedback filed: https://gist.github.com/stephencelis/a8d06383ed6ccde3e5ef5d1b3ad52bbc
+    @usableFromInline
+    let dso = { () -> UnsafeMutableRawPointer in
       let count = _dyld_image_count()
       for i in 0..<count {
         if let name = _dyld_get_image_name(i) {
@@ -22,33 +57,15 @@
         }
       }
       return UnsafeMutableRawPointer(mutating: #dsohandle)
-    }(),
-    log: OSLog(subsystem: "com.apple.runtime-issues", category: "ComposableArchitecture")
-  )
-#endif
+    }()
+  #else
+    import Foundation
 
-@_transparent
-@usableFromInline
-@inline(__always)
-func runtimeWarning(
-  _ message: @autoclosure () -> StaticString,
-  _ args: @autoclosure () -> [CVarArg] = [],
-  file: StaticString? = nil,
-  line: UInt? = nil
-) {
-  #if DEBUG
-    let message = message()
-    if _XCTIsTesting {
-      if let file = file, let line = line {
-        XCTFail(String(format: "\(message)", arguments: args()), file: file, line: line)
-      } else {
-        XCTFail(String(format: "\(message)", arguments: args()))
-      }
-    } else {
-      unsafeBitCast(
-        os_log as (OSLogType, UnsafeRawPointer, OSLog, StaticString, CVarArg...) -> Void,
-        to: ((OSLogType, UnsafeRawPointer, OSLog, StaticString, [CVarArg]) -> Void).self
-      )(.fault, rw.dso, rw.log, message, args())
-    }
+    @usableFromInline
+    let formatter: DateFormatter = {
+      let formatter = DateFormatter()
+      formatter.dateFormat = "yyyy-MM-dd HH:MM:SS.sssZ"
+      return formatter
+    }()
   #endif
-}
+#endif