diff options
Diffstat (limited to 'examples/scala-js/tools/js/src/main/scala/scala/scalajs/tools/classpath/builder/NodeFileSystem.scala')
-rw-r--r-- | examples/scala-js/tools/js/src/main/scala/scala/scalajs/tools/classpath/builder/NodeFileSystem.scala | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/examples/scala-js/tools/js/src/main/scala/scala/scalajs/tools/classpath/builder/NodeFileSystem.scala b/examples/scala-js/tools/js/src/main/scala/scala/scalajs/tools/classpath/builder/NodeFileSystem.scala new file mode 100644 index 0000000..d1eee10 --- /dev/null +++ b/examples/scala-js/tools/js/src/main/scala/scala/scalajs/tools/classpath/builder/NodeFileSystem.scala @@ -0,0 +1,67 @@ +package scala.scalajs.tools.classpath.builder + +import scala.scalajs.tools.io._ + +import scala.scalajs.js + +import scala.collection.immutable.Traversable + +import java.io._ + +/** FileSystem implementation using Node.js */ +trait NodeFileSystem extends FileSystem { + + import NodeFileSystem.fs + + type File = String + + private def stats(f: String) = fs.statSync(f) + + val DummyVersion: String = "DUMMY_FILE" + + def isDirectory(f: String): Boolean = + stats(f).isDirectory().asInstanceOf[Boolean] + + def isFile(f: String): Boolean = + stats(f).isFile().asInstanceOf[Boolean] + + def isJSFile(f: String): Boolean = + isFile(f) && f.endsWith(".js") + + def isIRFile(f: String): Boolean = + isFile(f) && f.endsWith(".sjsir") + + def isJARFile(f: String): Boolean = + isFile(f) && f.endsWith(".jar") + + def exists(f: String): Boolean = + fs.existsSync(f).asInstanceOf[Boolean] + + def getName(f: String): String = + VirtualFile.nameFromPath(f) + + def getAbsolutePath(f: String): String = + fs.realpathSync(f).asInstanceOf[String] + + def getVersion(f: String): String = + stats(f).mtime.asInstanceOf[js.Date].getTime.toString + + def listFiles(d: String): Traversable[String] = { + require(isDirectory(d)) + val prefix = if (d.endsWith("/")) d else d + "/" + + fs.readdirSync(d).asInstanceOf[js.Array[String]].toList.map(prefix + _) + } + + def toJSFile(f: String): VirtualJSFile = new NodeVirtualJSFile(f) + def toIRFile(f: String): VirtualScalaJSIRFile = new NodeVirtualScalaJSIRFile(f) + def toReader(f: String): Reader = + new NodeVirtualTextFile(f).reader + def toInputStream(f: String): InputStream = + new NodeVirtualBinaryFile(f).inputStream + +} + +private object NodeFileSystem { + private val fs = js.Dynamic.global.require("fs") +} |