From 3c1187fc24a6fdc1dd8ac37522afa39aba81967b Mon Sep 17 00:00:00 2001
From: Jeremy Apthorp <nornagon@nornagon.net>
Date: Sat, 24 Feb 2018 15:56:21 -0800
Subject: Allow specifying classifiers in ivy deps (#159)

---
 scalalib/src/mill/scalalib/Dep.scala | 31 ++++++++++++++++++++++++-------
 1 file changed, 24 insertions(+), 7 deletions(-)

(limited to 'scalalib/src')

diff --git a/scalalib/src/mill/scalalib/Dep.scala b/scalalib/src/mill/scalalib/Dep.scala
index 8ecd39ee..78f454f2 100644
--- a/scalalib/src/mill/scalalib/Dep.scala
+++ b/scalalib/src/mill/scalalib/Dep.scala
@@ -1,11 +1,22 @@
 package mill.scalalib
 import mill.util.JsonFormatters._
 import upickle.default.{macroRW, ReadWriter => RW}
-sealed trait Dep
+sealed trait Dep {
+  def configure(attributes: coursier.Attributes): Dep
+}
 object Dep{
 
   implicit def parse(signature: String) = {
-    signature.split(':') match{
+    val parts = signature.split(';')
+    val module = parts.head
+    val attributes = parts.tail.foldLeft(coursier.Attributes()) { (as, s) =>
+      s.split('=') match {
+        case Array("classifier", v) => as.copy(classifier = v)
+        case Array(k, v) => throw new Exception(s"Unrecognized attribute: [$s]")
+        case _ => throw new Exception(s"Unable to parse attribute specifier: [$s]")
+      }
+    }
+    (module.split(':') match {
       case Array(a, b, c) => Dep.Java(a, b, c, cross = false)
       case Array(a, b, "", c) => Dep.Java(a, b, c, cross = true)
       case Array(a, "", b, c) => Dep.Scala(a, b, c, cross = false)
@@ -13,12 +24,14 @@ object Dep{
       case Array(a, "", "", b, c) => Dep.Point(a, b, c, cross = false)
       case Array(a, "", "", b, "", c) => Dep.Point(a, b, c, cross = true)
       case _ => throw new Exception(s"Unable to parse signature: [$signature]")
-    }
+    }).configure(attributes = attributes)
   }
   def apply(org: String, name: String, version: String, cross: Boolean): Dep = {
     this(coursier.Dependency(coursier.Module(org, name), version), cross)
   }
-  case class Java(dep: coursier.Dependency, cross: Boolean) extends Dep
+  case class Java(dep: coursier.Dependency, cross: Boolean) extends Dep {
+    def configure(attributes: coursier.Attributes): Dep = copy(dep = dep.copy(attributes = attributes))
+  }
   object Java{
     implicit def rw: RW[Java] = macroRW
     def apply(org: String, name: String, version: String, cross: Boolean): Dep = {
@@ -27,14 +40,18 @@ object Dep{
   }
   implicit def default(dep: coursier.Dependency): Dep = new Java(dep, false)
   def apply(dep: coursier.Dependency, cross: Boolean) = Scala(dep, cross)
-  case class Scala(dep: coursier.Dependency, cross: Boolean) extends Dep
+  case class Scala(dep: coursier.Dependency, cross: Boolean) extends Dep {
+    def configure(attributes: coursier.Attributes): Dep = copy(dep = dep.copy(attributes = attributes))
+  }
   object Scala{
     implicit def rw: RW[Scala] = macroRW
     def apply(org: String, name: String, version: String, cross: Boolean): Dep = {
       Scala(coursier.Dependency(coursier.Module(org, name), version), cross)
     }
   }
-  case class Point(dep: coursier.Dependency, cross: Boolean) extends Dep
+  case class Point(dep: coursier.Dependency, cross: Boolean) extends Dep {
+    def configure(attributes: coursier.Attributes): Dep = copy(dep = dep.copy(attributes = attributes))
+  }
   object Point{
     implicit def rw: RW[Point] = macroRW
     def apply(org: String, name: String, version: String, cross: Boolean): Dep = {
@@ -44,4 +61,4 @@ object Dep{
   implicit def rw = RW.merge[Dep](
     Java.rw, Scala.rw, Point.rw
   )
-}
\ No newline at end of file
+}
-- 
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