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author | Felix Mulder <felix.mulder@gmail.com> | 2016-11-02 11:08:28 +0100 |
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committer | Guillaume Martres <smarter@ubuntu.com> | 2016-11-22 01:35:07 +0100 |
commit | 8a61ff432543a29234193cd1f7c14abd3f3d31a0 (patch) | |
tree | a8147561d307af862c295cfc8100d271063bb0dd /compiler/test/dotty/tools/dotc/reporting/TestReporter.scala | |
parent | 6a455fe6da5ff9c741d91279a2dc6fe2fb1b472f (diff) | |
download | dotty-8a61ff432543a29234193cd1f7c14abd3f3d31a0.tar.gz dotty-8a61ff432543a29234193cd1f7c14abd3f3d31a0.tar.bz2 dotty-8a61ff432543a29234193cd1f7c14abd3f3d31a0.zip |
Move compiler and compiler tests to compiler dir
Diffstat (limited to 'compiler/test/dotty/tools/dotc/reporting/TestReporter.scala')
-rw-r--r-- | compiler/test/dotty/tools/dotc/reporting/TestReporter.scala | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/compiler/test/dotty/tools/dotc/reporting/TestReporter.scala b/compiler/test/dotty/tools/dotc/reporting/TestReporter.scala new file mode 100644 index 000000000..70d18d031 --- /dev/null +++ b/compiler/test/dotty/tools/dotc/reporting/TestReporter.scala @@ -0,0 +1,52 @@ +package dotty.tools +package dotc +package reporting + +import scala.collection.mutable +import util.SourcePosition +import core.Contexts._ +import Reporter._ +import java.io.PrintWriter +import scala.reflect.internal.util._ +import diagnostic.{ Message, MessageContainer, NoExplanation } +import diagnostic.messages._ + +class TestReporter(writer: PrintWriter) extends Reporter +with UniqueMessagePositions with HideNonSensicalMessages { + + import MessageContainer._ + + /** maximal number of error messages to be printed */ + protected def ErrorLimit = 100 + + def printPos(pos: SourcePosition): Unit = + if (pos.exists) { + if (pos.outer.exists) { + writer.println(s"\ninlined at ${pos.outer}:\n") + printPos(pos.outer) + } + } + + /** Prints the message with the given position indication. */ + def printMessageAndPos(msg: String, pos: SourcePosition)(implicit ctx: Context): Unit = { + val posStr = s"${pos.line + 1}: " + writer.println(posStr + msg) + printPos(pos) + } + + override def doReport(m: MessageContainer)(implicit ctx: Context): Unit = { + // Here we add extra information that we should know about the error message + val extra = m.contained match { + case pm: PatternMatchExhaustivity => s": ${pm.uncovered}" + case _ => "" + } + + m match { + case m: Error => + printMessageAndPos(m.contained.kind + extra, m.pos) + case w: Warning => + printMessageAndPos(w.contained.kind + extra, w.pos) + case _ => + } + } +} |