Implement by name in parameter lists

6 files changed, 10 insertions, 5 deletions

diff --git a/dottydoc/js/src/html/Member.scala b/dottydoc/js/src/html/Member.scala
index 1786f745a..772a1ed23 100644
--- a/dottydoc/js/src/html/Member.scala
+++ b/dottydoc/js/src/html/Member.scala
@@ -86,7 +86,7 @@ trait MemberLayout {
               xs.flatMap { tr =>
                 Seq(
                   span(cls := "param-name", tr.title).render,
-                  span(cls := "type-separator no-left-margin", ":").render,
+                  span(cls := "type-separator no-left-margin", if (tr.isByName) ": =>" else ":").render,
                   span(referenceToLinks(tr.ref)).render,
                   span(cls := "type-separator no-left-margin", ",").render
                 )
diff --git a/dottydoc/js/src/model/references.scala b/dottydoc/js/src/model/references.scala
index 8e725b5d9..3fab228af 100644
--- a/dottydoc/js/src/model/references.scala
+++ b/dottydoc/js/src/model/references.scala
@@ -35,6 +35,7 @@ trait AndTypeReference extends Reference {
 trait NamedReference extends Reference {
   val title: String
   val ref: Reference
+  val isByName: Boolean
 }
 
 @ScalaJSDefined
diff --git a/dottydoc/jvm/src/dotty/tools/dottydoc/core/TypeLinkingPhases.scala b/dottydoc/jvm/src/dotty/tools/dottydoc/core/TypeLinkingPhases.scala
index 105aeaef6..c1ad520ff 100644
--- a/dottydoc/jvm/src/dotty/tools/dottydoc/core/TypeLinkingPhases.scala
+++ b/dottydoc/jvm/src/dotty/tools/dottydoc/core/TypeLinkingPhases.scala
@@ -63,7 +63,7 @@ trait TypeLinker extends MemberLookup {
         rv.copy(left = linkReference(ent, left, packs), right = linkReference(ent, right, packs))
       case rv @ AndTypeReference(left, right) =>
         rv.copy(left = linkReference(ent, left, packs), right = linkReference(ent, right, packs))
-      case rv @ NamedReference(_, ref) => rv.copy(ref = linkReference(ent, ref, packs))
+      case rv @ NamedReference(_, ref, _) => rv.copy(ref = linkReference(ent, ref, packs))
       case _ => rv
     }
 }
diff --git a/dottydoc/jvm/src/dotty/tools/dottydoc/model/json.scala b/dottydoc/jvm/src/dotty/tools/dottydoc/model/json.scala
index da6e4d909..621ab0868 100644
--- a/dottydoc/jvm/src/dotty/tools/dottydoc/model/json.scala
+++ b/dottydoc/jvm/src/dotty/tools/dottydoc/model/json.scala
@@ -20,6 +20,10 @@ object json {
     }
   }
 
+  implicit class JsonBoolean(val boo: Boolean) extends AnyVal {
+    def json: String = if (boo) "true" else "false"
+  }
+
   implicit class JsonComment(val cmt: Comment) extends AnyVal {
     def json: String = s"""{"body":${cmt.body.json},"short":${cmt.short.json}}"""
   }
@@ -43,7 +47,7 @@ object json {
     case ref: OrTypeReference =>
       s"""{"left":${refToJson(ref.left)},"right":${refToJson(ref.right)},"kind":"OrTypeReference"}"""
     case ref: NamedReference =>
-      s"""{"title":${ref.title.json},"ref":${refToJson(ref.ref)},"kind":"NamedReference"}"""
+      s"""{"title":${ref.title.json},"ref":${refToJson(ref.ref)},"isByName":${ref.isByName.json},"kind":"NamedReference"}"""
     case ref: ConstantReference =>
       s"""{"title":${ref.title.json},"kind": "ConstantReference"}"""
   }
diff --git a/dottydoc/shared/src/main/scala/dotty/tools/dottydoc/model/comment/BodyEntities.scala b/dottydoc/shared/src/main/scala/dotty/tools/dottydoc/model/comment/BodyEntities.scala
index 526eff50c..d7ad4de71 100644
--- a/dottydoc/shared/src/main/scala/dotty/tools/dottydoc/model/comment/BodyEntities.scala
+++ b/dottydoc/shared/src/main/scala/dotty/tools/dottydoc/model/comment/BodyEntities.scala
@@ -103,5 +103,5 @@ sealed trait Reference
 final case class TypeReference(title: String, tpeLink: MaterializableLink, paramLinks: List[MaterializableLink]) extends Reference
 final case class OrTypeReference(left: Reference, right: Reference) extends Reference
 final case class AndTypeReference(left: Reference, right: Reference) extends Reference
-final case class NamedReference(title: String, ref: Reference) extends Reference
+final case class NamedReference(title: String, ref: Reference, isByName: Boolean = false) extends Reference
 final case class ConstantReference(title: String) extends Reference
diff --git a/dottydoc/shared/src/main/scala/dotty/tools/dottydoc/model/factories.scala b/dottydoc/shared/src/main/scala/dotty/tools/dottydoc/model/factories.scala
index 452c1a3b4..72e52a96f 100644
--- a/dottydoc/shared/src/main/scala/dotty/tools/dottydoc/model/factories.scala
+++ b/dottydoc/shared/src/main/scala/dotty/tools/dottydoc/model/factories.scala
@@ -113,7 +113,7 @@ object factories {
 
     case mt: MethodType =>
       mt.paramNames.zip(mt.paramTypes).map { case (name, tpe) =>
-        NamedReference(name.decode.toString, returnType(tpe))
+        NamedReference(name.decode.toString, returnType(tpe), tpe.isInstanceOf[ExprType])
       } :: paramLists(mt.resultType)
 
     case annot: AnnotatedType => paramLists(annot.tpe)