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Pods/SnapKit/Sources/ConstraintMakerRelatable+Extensions.swift

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