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[Infra] Bump swift-tools-version in Package.swift #15026

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[Infra] Bump swift-tools-version in Package.swift #15026

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438c98e
[Infra] Bump swift-tools-version in Package.swift
ncooke3 Jun 23, 2025
8766783
Use Context.environment
ncooke3 Jun 24, 2025
27e5e2d
improvement
ncooke3 Jun 24, 2025
d099378
more improvements
ncooke3 Jun 24, 2025
3611240
more more improvement
ncooke3 Jun 24, 2025
3e12933
Merge branch 'main' into nc/14638
ncooke3 Jun 24, 2025
b4f2958
changelog entry
ncooke3 Jun 24, 2025
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2 changes: 2 additions & 0 deletions FirebaseCore/CHANGELOG.md
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Original file line number Diff line number Diff line change
Expand Up @@ -29,6 +29,8 @@
To start using the new SDK, import the `FirebaseAI` module and use the
top-level `FirebaseAI` class. See details in the [migration guide
](https://firebase.google.com/docs/ai-logic/migrate-to-latest-sdk).
- [changed] **Breaking change** The Firebase Swift package now requires the
Swift 6.0 toolchain (Xcode 16.2+).

# Firebase 11.15.0
- [fixed] Remove c99 as the required C language standard. (#14950)
Expand Down
55 changes: 40 additions & 15 deletions Package.swift
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Original file line number Diff line number Diff line change
@@ -1,4 +1,4 @@
// swift-tools-version:5.9
// swift-tools-version:6.0
// The swift-tools-version declares the minimum version of Swift required to
// build this package.

Expand All @@ -16,7 +16,6 @@
// See the License for the specific language governing permissions and
// limitations under the License.

import class Foundation.ProcessInfo
import PackageDescription

let firebaseVersion = "12.0.0"
Expand Down Expand Up @@ -521,7 +520,9 @@ let package = Package(
"ObjC", "Public",
],
resources: [.process("Resources/PrivacyInfo.xcprivacy")],
swiftSettings: Context.environment["FIREBASE_CI"] != nil ? [.define("FIREBASE_CI")] : [],
swiftSettings: [
.swiftLanguageMode(SwiftLanguageMode.v5),
],
linkerSettings: [
.linkedFramework("Security"),
.linkedFramework("SafariServices", .when(platforms: [.iOS])),
Expand Down Expand Up @@ -572,7 +573,10 @@ let package = Package(
.target(
name: "FirebaseAuthCombineSwift",
dependencies: ["FirebaseAuth"],
path: "FirebaseCombineSwift/Sources/Auth"
path: "FirebaseCombineSwift/Sources/Auth",
swiftSettings: [
.swiftLanguageMode(SwiftLanguageMode.v5),
]
),
.target(
name: "FirebaseFirestoreCombineSwift",
Expand Down Expand Up @@ -799,7 +803,10 @@ let package = Package(
.target(
name: "FirebaseFunctionsCombineSwift",
dependencies: ["FirebaseFunctions"],
path: "FirebaseCombineSwift/Sources/Functions"
path: "FirebaseCombineSwift/Sources/Functions",
swiftSettings: [
.swiftLanguageMode(SwiftLanguageMode.v5),
]
),
.testTarget(
name: "FunctionsCombineUnit",
Expand Down Expand Up @@ -852,7 +859,10 @@ let package = Package(
.target(
name: "FirebaseInAppMessaging",
dependencies: ["FirebaseInAppMessagingInternal"],
path: "FirebaseInAppMessaging/Swift/Source"
path: "FirebaseInAppMessaging/Swift/Source",
swiftSettings: [
.swiftLanguageMode(SwiftLanguageMode.v5),
]
),

.target(
Expand Down Expand Up @@ -890,6 +900,9 @@ let package = Package(
],
cSettings: [
.define("FIRMLModelDownloader_VERSION", to: firebaseVersion),
],
swiftSettings: [
.swiftLanguageMode(SwiftLanguageMode.v5),
]
),
.testTarget(
Expand Down Expand Up @@ -1074,7 +1087,10 @@ let package = Package(
"FirebaseSharedSwift",
],
path: "FirebaseRemoteConfig/Swift",
resources: [.process("Resources/PrivacyInfo.xcprivacy")]
resources: [.process("Resources/PrivacyInfo.xcprivacy")],
swiftSettings: [
.swiftLanguageMode(SwiftLanguageMode.v5),
]
),
.testTarget(
name: "RemoteConfigFakeConsole",
Expand Down Expand Up @@ -1198,7 +1214,10 @@ let package = Package(
.product(name: "GTMSessionFetcherCore", package: "gtm-session-fetcher"),
.product(name: "GULEnvironment", package: "GoogleUtilities"),
],
path: "FirebaseStorage/Sources"
path: "FirebaseStorage/Sources",
swiftSettings: [
.swiftLanguageMode(SwiftLanguageMode.v5),
]
),
.testTarget(
name: "FirebaseStorageUnit",
Expand Down Expand Up @@ -1386,7 +1405,7 @@ func googleAppMeasurementDependency() -> Package.Dependency {

// Point SPM CI to the tip of main of https://github.com/google/GoogleAppMeasurement so that the
// release process can defer publishing the GoogleAppMeasurement tag until after testing.
if ProcessInfo.processInfo.environment["FIREBASECI_USE_LATEST_GOOGLEAPPMEASUREMENT"] != nil {
if Context.environment["FIREBASECI_USE_LATEST_GOOGLEAPPMEASUREMENT"] != nil {
return .package(url: appMeasurementURL, branch: "main")
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@ncooke3 ncooke3 Jun 24, 2025 •
edited
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This is unrelated to the Swift tools version bump. This API was added to the PackageDescription module in Swift 5.6, and seems slightly cleaner (e.g. importing ProcessInfo is unneeded).

}

Expand All @@ -1398,7 +1417,7 @@ func abseilDependency() -> Package.Dependency {

// If building Firestore from source, abseil will need to be built as source
// as the headers in the binary version of abseil are unusable.
if ProcessInfo.processInfo.environment["FIREBASE_SOURCE_FIRESTORE"] != nil {
if Context.environment["FIREBASE_SOURCE_FIRESTORE"] != nil {
packageInfo = (
"https://github.com/firebase/abseil-cpp-SwiftPM.git",
"0.20240722.0" ..< "0.20240723.0"
Expand All @@ -1418,7 +1437,7 @@ func grpcDependency() -> Package.Dependency {

// If building Firestore from source, abseil will need to be built as source
// as the headers in the binary version of abseil are unusable.
if ProcessInfo.processInfo.environment["FIREBASE_SOURCE_FIRESTORE"] != nil {
if Context.environment["FIREBASE_SOURCE_FIRESTORE"] != nil {
packageInfo = ("https://github.com/grpc/grpc-ios.git", "1.69.0" ..< "1.70.0")
} else {
packageInfo = ("https://github.com/google/grpc-binary.git", "1.69.0" ..< "1.70.0")
Expand All @@ -1428,7 +1447,7 @@ func grpcDependency() -> Package.Dependency {
}

func firestoreWrapperTarget() -> Target {
if ProcessInfo.processInfo.environment["FIREBASE_SOURCE_FIRESTORE"] != nil {
if Context.environment["FIREBASE_SOURCE_FIRESTORE"] != nil {
return .target(
name: "FirebaseFirestoreTarget",
dependencies: [.target(name: "FirebaseFirestore",
Expand All @@ -1447,7 +1466,7 @@ func firestoreWrapperTarget() -> Target {
}

func firestoreTargets() -> [Target] {
if ProcessInfo.processInfo.environment["FIREBASE_SOURCE_FIRESTORE"] != nil {
if Context.environment["FIREBASE_SOURCE_FIRESTORE"] != nil {
return [
.target(
name: "FirebaseFirestoreInternalWrapper",
Expand Down Expand Up @@ -1543,13 +1562,16 @@ func firestoreTargets() -> [Target] {
sources: [
"Swift/Source/",
],
resources: [.process("Source/Resources/PrivacyInfo.xcprivacy")]
resources: [.process("Source/Resources/PrivacyInfo.xcprivacy")],
swiftSettings: [
.swiftLanguageMode(SwiftLanguageMode.v5),
]
),
]
}

let firestoreInternalTarget: Target = {
if ProcessInfo.processInfo.environment["FIREBASECI_USE_LOCAL_FIRESTORE_ZIP"] != nil {
if Context.environment["FIREBASECI_USE_LOCAL_FIRESTORE_ZIP"] != nil {
// This is set when running `scripts/check_firestore_symbols.sh`.
return .binaryTarget(
name: "FirebaseFirestoreInternal",
Expand Down Expand Up @@ -1592,6 +1614,9 @@ func firestoreTargets() -> [Target] {
],
path: "Firestore/Swift/Source",
resources: [.process("Resources/PrivacyInfo.xcprivacy")],
swiftSettings: [
.swiftLanguageMode(SwiftLanguageMode.v5),
],
linkerSettings: [
.linkedFramework("SystemConfiguration", .when(platforms: [.iOS, .macOS, .tvOS])),
.linkedFramework("UIKit", .when(platforms: [.iOS, .tvOS])),
Expand Down
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