Swift Package IndexBuild Information
Failed to build OptionalEnvironmentObject, reference 1.0.0 (61d099), with Swift 6.3 for macOS (SPM) on 14 Apr 2026 20:40:00 UTC.
Build Command
env DEVELOPER_DIR=/Applications/Xcode-26.4.0.app xcrun swift build --arch arm64Build Log
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RunAll
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Builder version: 4.70.0
Interrupt handler set up.
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Checkout
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Clone URL: https://github.com/Tunous/OptionalEnvironmentObject.git
Reference: 1.0.0
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/Tunous/OptionalEnvironmentObject
* tag 1.0.0 -> FETCH_HEAD
HEAD is now at 61d0994 Initial commit
Cloned https://github.com/Tunous/OptionalEnvironmentObject.git
Revision (git rev-parse @):
61d0994aa8120a81b4ee908fe04a411a87b0b119
SUCCESS checkout https://github.com/Tunous/OptionalEnvironmentObject.git at 1.0.0
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ResolveProductDependencies
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Resolving dependencies ...
{
"identity": ".resolve-product-dependencies",
"name": "resolve-dependencies",
"url": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies",
"version": "unspecified",
"path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies",
"traits": [
"default"
],
"dependencies": [
{
"identity": "optionalenvironmentobject",
"name": "OptionalEnvironmentObject",
"url": "https://github.com/Tunous/OptionalEnvironmentObject.git",
"version": "unspecified",
"path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/OptionalEnvironmentObject",
"traits": [
"default"
],
"dependencies": [
]
}
]
}
Fetching https://github.com/Tunous/OptionalEnvironmentObject.git
[1/26] Fetching optionalenvironmentobject
Fetched https://github.com/Tunous/OptionalEnvironmentObject.git from cache (0.65s)
Creating working copy for https://github.com/Tunous/OptionalEnvironmentObject.git
Working copy of https://github.com/Tunous/OptionalEnvironmentObject.git resolved at 1.0.0 (61d0994)
warning: '.resolve-product-dependencies': dependency 'optionalenvironmentobject' is not used by any target
Found 0 product dependencies
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Build
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Selected platform: macosSpm
Swift version: 6.3
Building package at path: $PWD
https://github.com/Tunous/OptionalEnvironmentObject.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-26.4.0.app xcrun swift build --arch arm64
Building for debugging...
[0/2] Write sources
[1/2] Write swift-version--6988338F2F200930.txt
error: emit-module command failed with exit code 1 (use -v to see invocation)
[3/4] Emitting module OptionalEnvironmentObject
/Users/admin/builder/spi-builder-workspace/Sources/OptionalEnvironmentObject/OptionalEnvironmentObject.swift:44:10: error: 'EnvironmentObject' is only available in macOS 10.15 or newer
41 | /// ```
42 | @propertyWrapper
43 | public struct Optional: DynamicProperty {
| |- note: add '@available' attribute to enclosing struct
| `- note: add '@available' attribute to enclosing struct
44 | @EnvironmentObject private var object: ObjectType
| `- error: 'EnvironmentObject' is only available in macOS 10.15 or newer
45 | @Environment(\.environmentObjectPresence) private var environmentObjectPresence
46 |
/Users/admin/builder/spi-builder-workspace/Sources/OptionalEnvironmentObject/OptionalEnvironmentObject.swift:45:10: error: 'Environment' is only available in macOS 10.15 or newer
41 | /// ```
42 | @propertyWrapper
43 | public struct Optional: DynamicProperty {
| |- note: add '@available' attribute to enclosing struct
| `- note: add '@available' attribute to enclosing struct
44 | @EnvironmentObject private var object: ObjectType
45 | @Environment(\.environmentObjectPresence) private var environmentObjectPresence
| `- error: 'Environment' is only available in macOS 10.15 or newer
46 |
47 | /// The underlying value referenced by the environment object.
/Users/admin/builder/spi-builder-workspace/Sources/OptionalEnvironmentObject/OptionalEnvironmentObject.swift:56:36: error: 'EnvironmentObject' is only available in macOS 10.15 or newer
41 | /// ```
42 | @propertyWrapper
43 | public struct Optional: DynamicProperty {
| `- note: add '@available' attribute to enclosing struct
44 | @EnvironmentObject private var object: ObjectType
45 | @Environment(\.environmentObjectPresence) private var environmentObjectPresence
:
54 | /// properties using dynamic member lookup.
55 | @MainActor
56 | public var projectedValue: EnvironmentObject<ObjectType>.Wrapper? {
| | `- error: 'EnvironmentObject' is only available in macOS 10.15 or newer
| `- note: add '@available' attribute to enclosing property
57 | return isEnvironmentObjectPresent ? $object : nil
58 | }
/Users/admin/builder/spi-builder-workspace/Sources/OptionalEnvironmentObject/OptionalEnvironmentObject.swift:3:11: error: 'EnvironmentObject' is only available in macOS 10.15 or newer
1 | import SwiftUI
2 |
3 | extension EnvironmentObject {
| | `- error: 'EnvironmentObject' is only available in macOS 10.15 or newer
| `- note: add '@available' attribute to enclosing extension
4 | /// Variant of `EnvironmentObject` property wrapper with support for
5 | /// optionality.
/Users/admin/builder/spi-builder-workspace/Sources/OptionalEnvironmentObject/OptionalEnvironmentObject.swift:75:46: error: 'ObservableObject' is only available in macOS 10.15 or newer
67 | }
68 |
69 | extension View {
| `- note: add '@available' attribute to enclosing extension
70 | /// Supplies an observable object to a view’s hierarchy. This should be used
71 | /// if you want to optionally access environment objects using
:
73 | ///
74 | /// - Parameter object: The object to store and make available to the view’s hierarchy.
75 | public func optionalEnvironmentObject<T: ObservableObject>(_ object: T) -> some View {
| | `- error: 'ObservableObject' is only available in macOS 10.15 or newer
| `- note: add '@available' attribute to enclosing instance method
76 | self.environmentObject(object)
77 | .transformEnvironment(\.environmentObjectPresence) { presence in
/Users/admin/builder/spi-builder-workspace/Sources/OptionalEnvironmentObject/OptionalEnvironmentObject.swift:75:85: error: 'View' is only available in macOS 10.15 or newer
67 | }
68 |
69 | extension View {
| `- note: add '@available' attribute to enclosing extension
70 | /// Supplies an observable object to a view’s hierarchy. This should be used
71 | /// if you want to optionally access environment objects using
:
73 | ///
74 | /// - Parameter object: The object to store and make available to the view’s hierarchy.
75 | public func optionalEnvironmentObject<T: ObservableObject>(_ object: T) -> some View {
| | `- error: 'View' is only available in macOS 10.15 or newer
| `- note: add '@available' attribute to enclosing instance method
76 | self.environmentObject(object)
77 | .transformEnvironment(\.environmentObjectPresence) { presence in
/Users/admin/builder/spi-builder-workspace/Sources/OptionalEnvironmentObject/OptionalEnvironmentObject.swift:69:11: error: 'View' is only available in macOS 10.15 or newer
67 | }
68 |
69 | extension View {
| | `- error: 'View' is only available in macOS 10.15 or newer
| `- note: add '@available' attribute to enclosing extension
70 | /// Supplies an observable object to a view’s hierarchy. This should be used
71 | /// if you want to optionally access environment objects using
/Users/admin/builder/spi-builder-workspace/Sources/OptionalEnvironmentObject/OptionalEnvironmentObject.swift:89:11: error: 'EnvironmentValues' is only available in macOS 10.15 or newer
87 | }
88 |
89 | extension EnvironmentValues {
| | `- error: 'EnvironmentValues' is only available in macOS 10.15 or newer
| `- note: add '@available' attribute to enclosing extension
90 | fileprivate var environmentObjectPresence: Set<ObjectIdentifier> {
91 | get { self[EnvironmentObjectPresenceKey.self] }
[4/4] Compiling OptionalEnvironmentObject OptionalEnvironmentObject.swift
/Users/admin/builder/spi-builder-workspace/Sources/OptionalEnvironmentObject/OptionalEnvironmentObject.swift:44:10: error: 'EnvironmentObject' is only available in macOS 10.15 or newer
41 | /// ```
42 | @propertyWrapper
43 | public struct Optional: DynamicProperty {
| |- note: add '@available' attribute to enclosing struct
| `- note: add '@available' attribute to enclosing struct
44 | @EnvironmentObject private var object: ObjectType
| `- error: 'EnvironmentObject' is only available in macOS 10.15 or newer
45 | @Environment(\.environmentObjectPresence) private var environmentObjectPresence
46 |
/Users/admin/builder/spi-builder-workspace/Sources/OptionalEnvironmentObject/OptionalEnvironmentObject.swift:45:10: error: 'Environment' is only available in macOS 10.15 or newer
41 | /// ```
42 | @propertyWrapper
43 | public struct Optional: DynamicProperty {
| |- note: add '@available' attribute to enclosing struct
| `- note: add '@available' attribute to enclosing struct
44 | @EnvironmentObject private var object: ObjectType
45 | @Environment(\.environmentObjectPresence) private var environmentObjectPresence
| `- error: 'Environment' is only available in macOS 10.15 or newer
46 |
47 | /// The underlying value referenced by the environment object.
/Users/admin/builder/spi-builder-workspace/Sources/OptionalEnvironmentObject/OptionalEnvironmentObject.swift:56:36: error: 'EnvironmentObject' is only available in macOS 10.15 or newer
41 | /// ```
42 | @propertyWrapper
43 | public struct Optional: DynamicProperty {
| `- note: add '@available' attribute to enclosing struct
44 | @EnvironmentObject private var object: ObjectType
45 | @Environment(\.environmentObjectPresence) private var environmentObjectPresence
:
54 | /// properties using dynamic member lookup.
55 | @MainActor
56 | public var projectedValue: EnvironmentObject<ObjectType>.Wrapper? {
| | `- error: 'EnvironmentObject' is only available in macOS 10.15 or newer
| `- note: add '@available' attribute to enclosing property
57 | return isEnvironmentObjectPresent ? $object : nil
58 | }
/Users/admin/builder/spi-builder-workspace/Sources/OptionalEnvironmentObject/OptionalEnvironmentObject.swift:3:11: error: 'EnvironmentObject' is only available in macOS 10.15 or newer
1 | import SwiftUI
2 |
3 | extension EnvironmentObject {
| | `- error: 'EnvironmentObject' is only available in macOS 10.15 or newer
| `- note: add '@available' attribute to enclosing extension
4 | /// Variant of `EnvironmentObject` property wrapper with support for
5 | /// optionality.
/Users/admin/builder/spi-builder-workspace/Sources/OptionalEnvironmentObject/OptionalEnvironmentObject.swift:75:46: error: 'ObservableObject' is only available in macOS 10.15 or newer
67 | }
68 |
69 | extension View {
| `- note: add '@available' attribute to enclosing extension
70 | /// Supplies an observable object to a view’s hierarchy. This should be used
71 | /// if you want to optionally access environment objects using
:
73 | ///
74 | /// - Parameter object: The object to store and make available to the view’s hierarchy.
75 | public func optionalEnvironmentObject<T: ObservableObject>(_ object: T) -> some View {
| | `- error: 'ObservableObject' is only available in macOS 10.15 or newer
| `- note: add '@available' attribute to enclosing instance method
76 | self.environmentObject(object)
77 | .transformEnvironment(\.environmentObjectPresence) { presence in
/Users/admin/builder/spi-builder-workspace/Sources/OptionalEnvironmentObject/OptionalEnvironmentObject.swift:75:85: error: 'View' is only available in macOS 10.15 or newer
67 | }
68 |
69 | extension View {
| `- note: add '@available' attribute to enclosing extension
70 | /// Supplies an observable object to a view’s hierarchy. This should be used
71 | /// if you want to optionally access environment objects using
:
73 | ///
74 | /// - Parameter object: The object to store and make available to the view’s hierarchy.
75 | public func optionalEnvironmentObject<T: ObservableObject>(_ object: T) -> some View {
| | `- error: 'View' is only available in macOS 10.15 or newer
| `- note: add '@available' attribute to enclosing instance method
76 | self.environmentObject(object)
77 | .transformEnvironment(\.environmentObjectPresence) { presence in
/Users/admin/builder/spi-builder-workspace/Sources/OptionalEnvironmentObject/OptionalEnvironmentObject.swift:69:11: error: 'View' is only available in macOS 10.15 or newer
67 | }
68 |
69 | extension View {
| | `- error: 'View' is only available in macOS 10.15 or newer
| `- note: add '@available' attribute to enclosing extension
70 | /// Supplies an observable object to a view’s hierarchy. This should be used
71 | /// if you want to optionally access environment objects using
/Users/admin/builder/spi-builder-workspace/Sources/OptionalEnvironmentObject/OptionalEnvironmentObject.swift:89:11: error: 'EnvironmentValues' is only available in macOS 10.15 or newer
87 | }
88 |
89 | extension EnvironmentValues {
| | `- error: 'EnvironmentValues' is only available in macOS 10.15 or newer
| `- note: add '@available' attribute to enclosing extension
90 | fileprivate var environmentObjectPresence: Set<ObjectIdentifier> {
91 | get { self[EnvironmentObjectPresenceKey.self] }
/Users/admin/builder/spi-builder-workspace/Sources/OptionalEnvironmentObject/OptionalEnvironmentObject.swift:76:14: error: 'environmentObject' is only available in macOS 10.15 or newer
67 | }
68 |
69 | extension View {
| `- note: add '@available' attribute to enclosing extension
70 | /// Supplies an observable object to a view’s hierarchy. This should be used
71 | /// if you want to optionally access environment objects using
:
73 | ///
74 | /// - Parameter object: The object to store and make available to the view’s hierarchy.
75 | public func optionalEnvironmentObject<T: ObservableObject>(_ object: T) -> some View {
| `- note: add '@available' attribute to enclosing instance method
76 | self.environmentObject(object)
| |- error: 'environmentObject' is only available in macOS 10.15 or newer
| `- note: add 'if #available' version check
77 | .transformEnvironment(\.environmentObjectPresence) { presence in
78 | presence.insert(ObjectIdentifier(T.self))
/Users/admin/builder/spi-builder-workspace/Sources/OptionalEnvironmentObject/OptionalEnvironmentObject.swift:77:14: error: 'transformEnvironment(_:transform:)' is only available in macOS 10.15 or newer
67 | }
68 |
69 | extension View {
| `- note: add '@available' attribute to enclosing extension
70 | /// Supplies an observable object to a view’s hierarchy. This should be used
71 | /// if you want to optionally access environment objects using
:
73 | ///
74 | /// - Parameter object: The object to store and make available to the view’s hierarchy.
75 | public func optionalEnvironmentObject<T: ObservableObject>(_ object: T) -> some View {
| `- note: add '@available' attribute to enclosing instance method
76 | self.environmentObject(object)
77 | .transformEnvironment(\.environmentObjectPresence) { presence in
| |- error: 'transformEnvironment(_:transform:)' is only available in macOS 10.15 or newer
| `- note: add 'if #available' version check
78 | presence.insert(ObjectIdentifier(T.self))
79 | }
BUILD FAILURE 6.3 macosSpm