1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
|
package scala.tools.nsc
package doc
package model
import base._
/** This trait extracts all required information for documentation from compilation units */
trait MemberLookup extends base.MemberLookupBase {
thisFactory: ModelFactory =>
import global._
import definitions.{ NothingClass, AnyClass, AnyValClass, AnyRefClass, ListClass }
override def internalLink(sym: Symbol, site: Symbol): Option[LinkTo] =
findTemplateMaybe(sym) match {
case Some(tpl) => Some(LinkToTpl(tpl))
case None =>
findTemplateMaybe(site) flatMap { inTpl =>
inTpl.members find (_.asInstanceOf[EntityImpl].sym == sym) map (LinkToMember(_, inTpl))
}
}
override def chooseLink(links: List[LinkTo]): LinkTo = {
val mbrs = links.collect {
case lm@LinkToMember(mbr: MemberEntity, _) => (mbr, lm)
}
if (mbrs.isEmpty)
links.head
else
mbrs.min(Ordering[MemberEntity].on[(MemberEntity, LinkTo)](_._1))._2
}
override def toString(link: LinkTo) = link match {
case LinkToTpl(tpl: EntityImpl) => tpl.sym.toString
case LinkToMember(mbr: EntityImpl, inTpl: EntityImpl) =>
mbr.sym.signatureString + " in " + inTpl.sym.toString
case _ => link.toString
}
override def findExternalLink(sym: Symbol, name: String): Option[LinkToExternal] = {
val sym1 =
if (sym == AnyClass || sym == AnyRefClass || sym == AnyValClass || sym == NothingClass) ListClass
else if (sym.isPackage)
/* Get package object which has associatedFile ne null */
sym.info.member(newTermName("package"))
else sym
def classpathEntryFor(s: Symbol): Option[String] = {
Option(s.associatedFile).flatMap(_.underlyingSource).map { src =>
val path = src.canonicalPath
if(path.endsWith(".class")) { // Individual class file -> Classpath entry is root dir
var nesting = s.ownerChain.count(_.hasPackageFlag)
if(nesting > 0) {
val p = 0.until(nesting).foldLeft(src) {
case (null, _) => null
case (f, _) => f.container
}
if(p eq null) path else p.canonicalPath
} else path
} else path // JAR file (and fallback option)
}
}
classpathEntryFor(sym1) flatMap { path =>
settings.extUrlMapping get path map { url =>
LinkToExternal(name, url + "#" + name)
}
}
}
override def warnNoLink = !settings.docNoLinkWarnings.value
}
|
