我遇到了快速构建错误。funcpathRefFromText()->CGPathRef{letattributed:NSAttributedString=self.attrubutedTextletline:CTLineRef=CTLineCreateWithAttributedString(attributedas!CFAttributedStringRef)letrunArray:CFArrayRef=CTLineGetGlyphRuns(line)forvarrunIndex=0;runIndex我收到一个构建错误，提示无法转换“CGPoint!”类型的值到预期的参数类型'Uns