Separating dependencies into a single file

Author: mandar2812

build.sbt

@@ -1,6 +1,6 @@
 import sbt._
 import java.io.File
-
+import Dependencies._
 import sbtbuildinfo.BuildInfoPlugin.autoImport._
 
 maintainer := "Mandar Chandorkar <[email protected]>"
@@ -18,34 +18,16 @@ val dataDirectory = settingKey[File]("The directory holding the data files for r
 
 val baseSettings = Seq(
   organization := "io.github.mandar2812",
-  scalaVersion in ThisBuild := "2.11.7",
+  scalaVersion in ThisBuild := scala,
   resolvers in ThisBuild ++= Seq("jzy3d-releases" at "http://maven.jzy3d.org/releases")
 )
 
 lazy val commonSettings = Seq(
-  libraryDependencies ++= Seq(
-    "org.scala-lang" % "scala-compiler" % scalaVersion.value % "compile",
-    "org.scala-lang" % "scala-library" % scalaVersion.value % "compile",
-    "org.scala-lang" % "scala-reflect" % scalaVersion.value % "compile",
-    "com.typesafe" % "config" % "1.2.1" % "compile",
-    "junit" % "junit" % "4.4",
-    "org.specs" % "specs" % "1.2.5" % "test",
-    "com.tinkerpop.gremlin" % "gremlin-java" % "2.6.0" % "compile",
-    "com.tinkerpop" % "frames" % "2.5.0" % "compile",
-    "org.scalanlp" % "breeze_2.11" % "0.11.2" % "compile",
-    "org.scalanlp" % "breeze-natives_2.11" % "0.11.2" % "compile",
-    "com.github.tototoshi" % "scala-csv_2.11" % "1.1.2" % "compile",
-    "log4j" % "log4j" % "1.2.17" % "compile",
-    "org.scala-lang" % "jline" % "2.11.0-M3" % "compile",
-    "com.github.wookietreiber" % "scala-chart_2.11" % "0.4.2" % "compile",
-    "org.scalaforge" % "scalax" % "0.1" % "compile",
-    "org.scala-lang" % "scala-pickling_2.11" % "0.9.1" % "compile",
-    "org.apache.spark" % "spark-core_2.11" % "1.6.1" % "compile",
-    "org.apache.spark" % "spark-mllib_2.11" % "1.6.1" % "compile",
-    "com.quantifind" % "wisp_2.11" % "0.0.4" % "compile",
-    "org.jzy3d" % "jzy3d-api" % "0.9.1" % "compile",
-    "com.lihaoyi" % "ammonite-repl_2.11.7" % "0.5.8"
-  )
+  libraryDependencies ++= (
+    baseDependencies ++ apacheSpark ++
+      replDependency ++ loggingDependency ++
+      linearAlgebraDependencies ++
+      chartsDependencies ++ tinkerpopDependency)
 )
 
 lazy val pipes = (project in file("dynaml-pipes")).settings(baseSettings:_*)

project/Dependencies.scala

@@ -0,0 +1,47 @@
+import sbt._
+
+object Dependencies {
+
+  val scala = "2.11.7"
+
+  val baseDependencies = Seq(
+    "org.scala-lang" % "scala-compiler" % scala % "compile",
+    "org.scala-lang" % "scala-library" % scala % "compile",
+    "org.scala-lang" % "scala-reflect" % scala % "compile",
+    "com.typesafe" % "config" % "1.2.1" % "compile",
+    "junit" % "junit" % "4.4",
+    "org.specs" % "specs" % "1.2.5" % "test",
+    "com.github.tototoshi" % "scala-csv_2.11" % "1.1.2" % "compile",
+    "org.scala-lang" % "jline" % "2.11.0-M3" % "compile",
+    "org.scalaforge" % "scalax" % "0.1" % "compile",
+    "org.scala-lang" % "scala-pickling_2.11" % "0.9.1" % "compile"
+
+  )
+
+  val apacheSpark = Seq(
+    "org.apache.spark" % "spark-core_2.11" % "1.6.1" % "compile",
+    "org.apache.spark" % "spark-mllib_2.11" % "1.6.1" % "compile"
+  )
+
+  val loggingDependency = Seq("log4j" % "log4j" % "1.2.17" % "compile")
+
+  val linearAlgebraDependencies = Seq(
+    "org.scalanlp" % "breeze_2.11" % "0.11.2" % "compile",
+    "org.scalanlp" % "breeze-natives_2.11" % "0.11.2" % "compile")
+
+  val chartsDependencies = Seq(
+    "com.github.wookietreiber" % "scala-chart_2.11" % "0.4.2" % "compile",
+    "org.jzy3d" % "jzy3d-api" % "0.9.1" % "compile",
+    "com.quantifind" % "wisp_2.11" % "0.0.4" % "compile"
+  )
+
+  val replDependency = Seq(
+    "com.lihaoyi" % "ammonite-repl_2.11.7" % "0.5.8"
+  )
+
+  val tinkerpopDependency = Seq(
+    "com.tinkerpop.gremlin" % "gremlin-java" % "2.6.0" % "compile",
+    "com.tinkerpop" % "frames" % "2.5.0" % "compile"
+  )
+
+}