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June 4, 2021 08:17
There are compile call paths relying on meaningful toString impl. for error/warning log messages. Therefor lets add toString, which is: "concise but informative representation that is easy for a person to read." Without this, e.g. users of https://github.com/davidB/scala-maven-plugin get unsuitable compile problems like: [Warn] dotty.tools.xsbt.PositionBridge@4fbdc20: match may not be exhaustive.... Example call path: log:45, SbtLogger (sbt_inc) log:47, Logger (sbt.util) warn:43, Logger (sbt.util) logWarning:159, LoggedReporter (sbt.internal.inc) display:168, LoggedReporter (sbt.internal.inc) log:142, LoggedReporter (sbt.internal.inc) doReport:43, DelegatingReporter (dotty.tools.xsbt) report:150, Reporter (dotty.tools.dotc.reporting) issueWarning:32, report$ (dotty.tools.dotc) warning:67, report$ (dotty.tools.dotc) checkExhaustivity:847, SpaceEngine (dotty.tools.dotc.transform.patmat) ....
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