Store whether comment is expanded in TASTY

Author: Duhemm

compiler/src/dotty/tools/dotc/core/tasty/CommentPickler.scala

@@ -21,6 +21,7 @@ class CommentPickler(pickler: TastyPickler, addrOfTree: tpd.Tree => Option[Addr]
       buf.writeAddr(addr)
       buf.writeNat(length)
       buf.writeBytes(bytes, length)
+      buf.writeBoolean(cmt.isExpanded)
     case other =>
       ()
   }

compiler/src/dotty/tools/dotc/core/tasty/CommentUnpickler.scala

@@ -19,8 +19,9 @@ class CommentUnpickler(reader: TastyReader) {
       val length = readNat()
       if (length > 0) {
         val bytes = readBytes(length)
+        val expanded = readBoolean()
         val rawComment = new String(bytes, Charset.forName("UTF-8"))
-        comments(addr) = Comment(Positions.NoPosition, rawComment)
+        comments(addr) = Comment(Positions.NoPosition, rawComment, expanded = expanded)
       }
     }
     comments.toMap

compiler/src/dotty/tools/dotc/core/tasty/TastyBuffer.scala

@@ -48,6 +48,10 @@ class TastyBuffer(initialSize: Int) {
 
   // -- Output routines --------------------------------------------
 
+  /** Write a boolean value. */
+  def writeBoolean(b: Boolean): Unit =
+    writeByte(if (b) 1 else 0)
+
   /** Write a byte of data. */
   def writeByte(b: Int): Unit = {
     if (length >= bytes.length)

compiler/src/dotty/tools/dotc/core/tasty/TastyReader.scala

@@ -41,6 +41,10 @@ class TastyReader(val bytes: Array[Byte], start: Int, end: Int, val base: Int =
   def subReader(start: Addr, end: Addr): TastyReader =
     new TastyReader(bytes, index(start), index(end), base)
 
+  /** Read a boolean value. */
+  def readBoolean(): Boolean =
+    readByte() == 1
+
   /** Read a byte of data. */
   def readByte(): Int = {
     val result = bytes(bp) & 0xff