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Add New Extension
MeasurementExtensions (#936)
* Add New Extension `MeasurementExtensions` Add static initializers to create measurement instances presenting angle in various unit types. * PR Improvements * Update CHANGELOG.md Co-authored-by: Henry <thisisthefoxe@gmail.com> * Update Sources/SwifterSwift/Foundation/MeasurementExtensions.swift Co-authored-by: Guy Kogus <guy.kogus@gmail.com> * Update CHANGELOG.md Co-authored-by: Guy Kogus <guy.kogus@gmail.com> * Update Copyright - Happy New Year! * Update Test Cases Extract a top-level constant for angle value. Update function call for `.degrees(_:)`. * Update Sources/SwifterSwift/Foundation/MeasurementExtensions.swift Co-authored-by: Luciano Almeida <passos.luciano@outlook.com> * PR Improvement Use explicit `return`. Co-authored-by: Henry <thisisthefoxe@gmail.com> Co-authored-by: Guy Kogus <guy.kogus@gmail.com> Co-authored-by: Luciano Almeida <passos.luciano@outlook.com>
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Sources/SwifterSwift/Foundation/MeasurementExtensions.swift
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| // MeasurementExtensions.swift - Copyright 2021 SwifterSwift | ||
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| #if canImport(Foundation) | ||
| import Foundation | ||
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| // MARK: - Methods | ||
| @available(OSX 10.12, tvOS 10.0, watchOS 3.0, *) | ||
| public extension Measurement where UnitType == UnitAngle { | ||
| /// SwifterSwift: Create a `Measurement` for an angle with a specified value in degrees. | ||
| /// - Parameter value: The quantity of the angle in degree. | ||
| /// - Returns: Measurement for an angle with unit degrees. | ||
| static func degrees(_ value: Double) -> Measurement { | ||
| return Measurement(value: value, unit: .degrees) | ||
| } | ||
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| /// SwifterSwift: Create a Measurement for an angle with a specified value in arc minutes. | ||
| /// - Parameter value: The quantity of the angle in arc minutes. | ||
| /// - Returns: Measurement for an angle with unit arc minutes. | ||
| static func arcMinutes(_ value: Double) -> Measurement { | ||
| return Measurement(value: value, unit: .arcMinutes) | ||
| } | ||
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| /// SwifterSwift: Create a Measurement for an angle with a specified value in arc seconds. | ||
| /// - Parameter value: The quantity of the angle in arc seconds. | ||
| /// - Returns: Measurement for an angle with unit arc seconds. | ||
| static func arcSeconds(_ value: Double) -> Measurement { | ||
| return Measurement(value: value, unit: .arcSeconds) | ||
| } | ||
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| /// SwifterSwift: Create a Measurement for an angle with a specified value in radians. | ||
| /// - Parameter value: The quantity of the angle in radians. | ||
| /// - Returns: Measurement for an angle with unit radians. | ||
| static func radians(_ value: Double) -> Measurement { | ||
| return Measurement(value: value, unit: .radians) | ||
| } | ||
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| /// SwifterSwift: Create a Measurement for an angle with a specified value in gradians. | ||
| /// - Parameter value: The quantity of the angle in gradians. | ||
| /// - Returns: Measurement for an angle with unit gradians. | ||
| static func gradians(_ value: Double) -> Measurement { | ||
| return Measurement(value: value, unit: .gradians) | ||
| } | ||
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| /// SwifterSwift: Create a Measurement for an angle with a specified value in revolutions. | ||
| /// - Parameter value: The quantity of the angle in revolutions. | ||
| /// - Returns: Measurement for an angle with unit revolutions. | ||
| static func revolutions(_ value: Double) -> Measurement { | ||
| return Measurement(value: value, unit: .revolutions) | ||
| } | ||
| } | ||
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| #endif |
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| // MeasurementExtensionsTests.swift - Copyright 2021 SwifterSwift | ||
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| @testable import SwifterSwift | ||
| import XCTest | ||
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| #if canImport(Foundation) | ||
| import Foundation | ||
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| @available(OSX 10.12, tvOS 10.0, watchOS 3.0, *) | ||
| class MeasurementExtensionsTests: XCTestCase { | ||
| private let angleValue = 2.28 | ||
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| func testDegrees() { | ||
| let angle = Measurement.degrees(angleValue) | ||
| XCTAssertEqual(angle.unit, UnitAngle.degrees) | ||
| XCTAssertEqual(angle.value, angleValue) | ||
| } | ||
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| func testArcMinutes() { | ||
| let angle = Measurement.arcMinutes(angleValue) | ||
| XCTAssertEqual(angle.unit, UnitAngle.arcMinutes) | ||
| XCTAssertEqual(angle.value, angleValue) | ||
| } | ||
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| func testArcSeconds() { | ||
| let angle = Measurement.arcSeconds(angleValue) | ||
| XCTAssertEqual(angle.unit, UnitAngle.arcSeconds) | ||
| XCTAssertEqual(angle.value, angleValue) | ||
| } | ||
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| func testRadians() { | ||
| let angle = Measurement.radians(angleValue) | ||
| XCTAssertEqual(angle.unit, UnitAngle.radians) | ||
| XCTAssertEqual(angle.value, angleValue) | ||
| } | ||
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| func testGradians() { | ||
| let angle = Measurement.gradians(angleValue) | ||
| XCTAssertEqual(angle.unit, UnitAngle.gradians) | ||
| XCTAssertEqual(angle.value, angleValue) | ||
| } | ||
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| func testRevolutions() { | ||
| let angle = Measurement.revolutions(angleValue) | ||
| XCTAssertEqual(angle.unit, UnitAngle.revolutions) | ||
| XCTAssertEqual(angle.value, angleValue) | ||
| } | ||
| } | ||
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| #endif |