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| author | Martin Odersky <odersky@gmail.com> | 2013-05-17 13:28:02 +0200 |
|---|---|---|
| committer | Martin Odersky <odersky@gmail.com> | 2013-05-17 13:28:02 +0200 |
| commit | 94b9a2a0d083cca2ba1358582d8d6fd8143b0b31 (patch) | |
| tree | e84279f763b7a241bf18c27c7227d66618936719 /src/dotty/tools/dotc/printing/Showable.scala | |
| parent | d2261b37cf23ccd04e9029f3556c2dc9e2bdf077 (diff) | |
| download | dotty-94b9a2a0d083cca2ba1358582d8d6fd8143b0b31.tar.gz dotty-94b9a2a0d083cca2ba1358582d8d6fd8143b0b31.tar.bz2 dotty-94b9a2a0d083cca2ba1358582d8d6fd8143b0b31.zip | |
Refactored Printing architecture.
Split printers into several files. Added refined printing of trees. Changed Showable and generalized printing
under a precedence.
Diffstat (limited to 'src/dotty/tools/dotc/printing/Showable.scala')
| -rw-r--r-- | src/dotty/tools/dotc/printing/Showable.scala | 15 |
1 files changed, 12 insertions, 3 deletions
diff --git a/src/dotty/tools/dotc/printing/Showable.scala b/src/dotty/tools/dotc/printing/Showable.scala index 73d320019..cb65193e6 100644 --- a/src/dotty/tools/dotc/printing/Showable.scala +++ b/src/dotty/tools/dotc/printing/Showable.scala @@ -5,10 +5,19 @@ import core._ import Contexts._, Texts._, Decorators._ -trait Showable { +trait Showable extends Any { - def toText(implicit ctx: Context): Text + /** The text representation of this showable element. + * This normally dispatches to a pattern matching + * method in Printers. + */ + def toText(printer: Printer): Text - def show(implicit ctx: Context): String = toText.show + /** A fallback text representation, if the pattern matching + * in Printers does not have a case for this showable element + */ + def fallbackToText(printer: Printer): Text = toString + /** The string representation of this showable element. */ + def show(implicit ctx: Context): String = toText(ctx.printer).show }
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