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package dotty.tools.dottydoc
package js
package html
import scalatags.JsDom.all._
import scalatags.JsDom.TypedTag
import org.scalajs.dom
import org.scalajs.dom.html.{Anchor, Div, Span}
trait MemberLayout {
import dotty.tools.dottydoc.model._
import dotty.tools.dottydoc.model.comment._
def member(m: Entity, parent: Entity) = {
def toggleBetween(short: Div, and: Div): Unit =
if (and.style.display == "none") {
and.style.display = "block"
short.style.display = "none"
} else {
and.style.display = "none"
short.style.display = "block"
}
m match {
case m: Entity with Modifiers =>
val shortComment = div(
cls := "mdl-cell mdl-cell--12-col summary-comment",
raw(m.comment.fold("")(_.short))
).render
val fullComment = div(
cls := "mdl-cell mdl-cell--12-col full-comment",
style := "display: none;",
raw(m.comment.fold("")(_.body))
).render
val hasLongerFullComment = m.comment.fold(false) { c =>
c.short.length + 5 < c.body.length
}
val divs = div(
cls :=
s"""
mdl-cell mdl-cell--12-col member
${if (hasLongerFullComment) "member-fullcomment" else ""}
""",
onclick := { () => toggleBetween(shortComment, and = fullComment) },
div(
cls := "mdl-cell mdl-cell--12-col member-definition",
span(
cls := "member-modifiers-kind",
m.modifiers.mkString(" ") + " " + m.kind
),
span(
cls := "member-name",
m.name
),
spanWith("member-type-params no-left-margin", typeParams(m)),
span(cls := "member-param-list no-left-margin", paramList(m)),
returnValue(m, parent)
),
shortComment,
fullComment
)
Seq(divs)
case x => Seq(h1("ERROR: " + x.name))
}
}
def spanWith(clazz: String, contents: String) = contents match {
case "" => None
case _ => Some(span(cls := clazz, contents))
}
def paramList(m: Entity): Span = m match {
case d: Def if d.paramLists.nonEmpty =>
span(
cls := "member-param-lists",
d.paramLists.map { xs =>
span(
cls := "param-list",
"(",
xs.flatMap { tr =>
Seq(
span(cls := "param-name", tr.title).render,
span(cls := "type-separator no-left-margin", ":").render,
span(referenceToLinks(tr.ref)).render,
span(cls := "type-separator no-left-margin", ",").render
)
}.dropRight(1),
")"
).render
}
).render
case _ => span().render
}
def referenceToLinks(ref: Reference): Span = {
def linkToAnchor(link: MaterializableLink) = link match {
case MaterializedLink(t, url) => a(href := url, t).render
case NoLink(t, _) => span(t).render
//FIXME: there should be no UnsetLinks - either MaterializedLink or NoLink
case UnsetLink(_, q) => span(q).render
}
ref match {
case ref: TypeReference if ref.paramLinks.nonEmpty => span(
linkToAnchor(ref.tpeLink),
"[",
ref
.paramLinks
.map(linkToAnchor)
.flatMap(link => Seq(link, span(cls := "type-separator no-left-margin", ",").render))
.dropRight(1),
"]"
).render
case ref: TypeReference => span(linkToAnchor(ref.tpeLink)).render
case OrTypeReference(left, right) => span(
referenceToLinks(left),
span(cls := "type-separator", "|"),
referenceToLinks(right)
).render
case AndTypeReference(left, right) => span(
referenceToLinks(left),
span(cls := "type-separator", "&"),
referenceToLinks(right)
).render
}
}
def typeParams(m: Entity): String = m match {
case d: Def if d.typeParams.nonEmpty => d.typeParams.mkString("[", ", ", "]")
case _ => ""
}
def returnValue(m: Entity with Modifiers, parent: Entity) = {
// shortens: "Option.this.A" => "A"
def shorten(s: String): String = s.split('.').toList match {
case x :: Nil => x
case x :: xs if x == parent.name => xs.last
case xs => s
}
def link(rv: Reference): Span = {
def decodeTpeLink: MaterializableLink => Span = {
case ml: MaterializedLink =>
println(s"received tpeLink: $ml")
span(cls := "member-return-value", a(href := ml.target, ml.title)).render
case un: UnsetLink =>
span(cls := "member-return-value", shorten(un.query)).render
case no: NoLink =>
span(cls := "member-return-value", shorten(no.title)).render
}
rv match {
case rv: TypeReference =>
val returnValue = decodeTpeLink(rv.tpeLink)
if (rv.paramLinks.nonEmpty) span(
returnValue,
"[",
rv.paramLinks
.map(decodeTpeLink)
.flatMap { sp =>
Seq(sp, span(cls := "type-separator no-left-margin", ",").render)
}
.dropRight(1),
"]"
).render
else returnValue
case OrTypeReference(left, right) => span(
cls := "member-return-value or-type",
link(left),
span(cls := "type-separator", "|"),
link(right)
).render
case AndTypeReference(left, right) => span(
cls := "member-return-value and-type",
link(left),
span(cls := "type-separator", "&"),
link(right)
).render
}
}
m match {
case rv: ReturnValue => Some(span(cls := "no-left-margin", ": ", link(rv.returnValue)))
case _ => None
}
}
}
|
