mirror of https://github.com/SnapKit/SnapKit
58 lines
2.7 KiB
Swift
58 lines
2.7 KiB
Swift
//
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// SnapKit
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//
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// Copyright (c) 2011-Present SnapKit Team - https://github.com/SnapKit
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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// THE SOFTWARE.
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#if canImport(UIKit)
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import UIKit
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#else
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import AppKit
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#endif
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extension ConstraintMakerRelatable {
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@discardableResult
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public func equalToSuperview<T: ConstraintRelatableTarget>(_ closure: (ConstraintView) -> T, _ file: String = #file, line: UInt = #line) -> ConstraintMakerEditable {
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guard let other = self.description.item.superview else {
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fatalError("Expected superview but found nil when attempting make constraint `equalToSuperview`.")
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}
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return self.relatedTo(closure(other), relation: .equal, file: file, line: line)
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}
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@discardableResult
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public func lessThanOrEqualToSuperview<T: ConstraintRelatableTarget>(_ closure: (ConstraintView) -> T, _ file: String = #file, line: UInt = #line) -> ConstraintMakerEditable {
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guard let other = self.description.item.superview else {
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fatalError("Expected superview but found nil when attempting make constraint `lessThanOrEqualToSuperview`.")
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}
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return self.relatedTo(closure(other), relation: .lessThanOrEqual, file: file, line: line)
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}
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@discardableResult
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public func greaterThanOrEqualToSuperview<T: ConstraintRelatableTarget>(_ closure: (ConstraintView) -> T, _ file: String = #file, line: UInt = #line) -> ConstraintMakerEditable {
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guard let other = self.description.item.superview else {
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fatalError("Expected superview but found nil when attempting make constraint `greaterThanOrEqualToSuperview`.")
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}
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return self.relatedTo(closure(other), relation: .greaterThanOrEqual, file: file, line: line)
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}
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}
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