Handle whitespace in file resolver path (#68)

Fixes https://github.com/coursier/coursier/issues/1175

modules/lm-coursier/src/main/scala/lmcoursier/internal/Resolvers.scala

@@ -52,6 +52,11 @@ object Resolvers {
         None
     }
 
+  // this handles whitespace in path
+  private def pathToUriString(path: String): String = {
+    "file://" + path.replaceAllLiterally(" ", "%20")
+  }
+
   def repository(
     resolver: Resolver,
     ivyProperties: Map[String, String],
@@ -72,8 +77,8 @@ object Resolvers {
           case None =>
 
             val repo = IvyRepository.parse(
-              "file://" + r.patterns.artifactPatterns.head,
-              metadataPatternOpt = Some("file://" + r.patterns.ivyPatterns.head),
+              pathToUriString(r.patterns.artifactPatterns.head),
+              metadataPatternOpt = Some(pathToUriString(r.patterns.ivyPatterns.head)),
               changing = Some(true),
               properties = ivyProperties,
               dropInfoAttributes = true,
@@ -90,7 +95,7 @@ object Resolvers {
             Some(repo)
 
           case Some(mavenCompatibleBase) =>
-            mavenRepositoryOpt("file://" + mavenCompatibleBase, log, authentication)
+            mavenRepositoryOpt(pathToUriString(mavenCompatibleBase), log, authentication)
         }
 
       case r: URLRepository if patternMatchGuard(r.patterns) =>

modules/sbt-coursier/src/sbt-test/shared-2/whitespace-resolver/build.sbt

@@ -0,0 +1,3 @@
+scalaVersion := "2.11.8"
+
+resolvers += Resolver.file("space-repo", file(raw"/tmp/space the final frontier/repo"))(Resolver.ivyStylePatterns)

modules/sbt-coursier/src/sbt-test/shared-2/whitespace-resolver/project/plugins.sbt

@@ -0,0 +1,13 @@
+addSbtPlugin {
+
+  val name = sys.props.getOrElse(
+    "plugin.name",
+    sys.error("plugin.name Java property not set")
+  )
+  val version = sys.props.getOrElse(
+    "plugin.version",
+    sys.error("plugin.version Java property not set")
+  )
+
+  "io.get-coursier" % name % version
+}

modules/sbt-coursier/src/sbt-test/shared-2/whitespace-resolver/test

@@ -0,0 +1 @@
+> update