UIView+Border

gistfile1.m

#import <PureLayout/PureLayout.h>

@interface UIView (Border)

- (void)addBorder:(ALEdge)side withColor:(UIColor *)borderColor width:(CGFloat)width;

@end

@implementation UIView (Border)

- (void)addBorder:(ALEdge)side withColor:(UIColor *)borderColor width:(CGFloat)width {
    UIView *borderView = [UIView new];
    borderView.backgroundColor = borderColor;
    BOOL verticalBorder = side == ALEdgeLeft || side == ALEdgeRight;
    ALDimension minorDimension = verticalBorder ? ALDimensionWidth : ALDimensionHeight;
    ALDimension majorDimension = verticalBorder ? ALDimensionHeight : ALDimensionWidth;
    
    [self addSubview:borderView];
    [borderView autoSetDimension:minorDimension toSize:width];
    [borderView autoMatchDimension:majorDimension toDimension:majorDimension ofView:self];
    [borderView autoPinEdgeToSuperviewEdge:side];
    [borderView autoPinEdgeToSuperviewEdge:verticalBorder ? ALEdgeTop : ALEdgeLeft];
}

@end