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Merge branch 'master' of github.com:boinx/BXSwiftUtils
# Conflicts: # BXSwiftUtils.xcodeproj/project.pbxproj
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,31 @@ | ||
| // | ||
| // Operators.swift | ||
| // BXSwiftUtils | ||
| // | ||
| // Created by Benjamin Federer on 05.12.18. | ||
| // Copyright © 2018 Boinx Software Ltd. & Imagine GbR. All rights reserved. | ||
| // | ||
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| import Foundation | ||
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| infix operator ||= : AssignmentPrecedence | ||
| infix operator &&= : AssignmentPrecedence | ||
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| extension Bool | ||
| { | ||
| public static func ||= (lhs: inout Bool, rhs: @autoclosure () throws -> Bool) rethrows | ||
| { | ||
| if (!lhs) | ||
| { | ||
| lhs = try rhs() | ||
| } | ||
| } | ||
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| public static func &&= (lhs: inout Bool, rhs: @autoclosure () throws -> Bool) rethrows | ||
| { | ||
| if (lhs) | ||
| { | ||
| lhs = try rhs() | ||
| } | ||
| } | ||
| } |
49 changes: 49 additions & 0 deletions
49
BXSwiftUtilsTests/Math & Geometry/Bool+OperatorsTests.swift
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,49 @@ | ||
| // | ||
| // Bool+OperatorsTests.swift | ||
| // BXSwiftUtils | ||
| // | ||
| // Created by Benjamin Federer on 05.12.18. | ||
| // Copyright © 2018 Boinx Software Ltd. & Imagine GbR. All rights reserved. | ||
| // | ||
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| import XCTest | ||
| import BXSwiftUtils | ||
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| class Bool_OperatorsTests : XCTestCase | ||
| { | ||
| func testORAndAssign() | ||
| { | ||
| var boolValue = false | ||
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| boolValue ||= false | ||
| XCTAssertFalse(boolValue) // 0 0 | 0 | ||
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| boolValue ||= true | ||
| XCTAssertTrue(boolValue) // 0 1 | 1 | ||
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| boolValue ||= true | ||
| XCTAssertTrue(boolValue) // 1 1 | 1 | ||
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| boolValue ||= false | ||
| XCTAssertTrue(boolValue) // 1 0 | 1 | ||
| } | ||
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| func testANDAndAssign() | ||
| { | ||
| var boolValue = false | ||
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| boolValue &&= false | ||
| XCTAssertFalse(boolValue) // 0 0 | 0 | ||
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| boolValue &&= true | ||
| XCTAssertFalse(boolValue) // 0 1 | 0 | ||
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| boolValue = true | ||
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| boolValue &&= true | ||
| XCTAssertTrue(boolValue) // 1 1 | 1 | ||
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| boolValue &&= false | ||
| XCTAssertFalse(boolValue) // 1 0 | 0 | ||
| } | ||
| } |