Summary This proposal is to allow a lambda expression following a : on the same line. Currently, we need a newline and indent after the arrow, e.g. xs.map: x => x + 1 We propose to also allow to write the lambda on a single line: xs.map: x => x + 1 The lambda extends in this case to the end of the line. History This feature has been demanded repeatedly since the colon-lambda syntax was introduced as part of SIP 44, for instance see a recent thread in Scala Users. The original SIP 44 did ...
