refactor out _Factory traits + address EOF WS

1 files changed, 32 insertions, 0 deletions

diff --git a/chiselFrontend/src/main/scala/chisel3/UIntFactory.scala b/chiselFrontend/src/main/scala/chisel3/UIntFactory.scala
new file mode 100644
index 00000000..a62aa493
--- /dev/null
+++ b/chiselFrontend/src/main/scala/chisel3/UIntFactory.scala
@@ -0,0 +1,32 @@
+// See LICENSE for license details.
+
+package chisel3
+
+import chisel3.internal.firrtl.{KnownUIntRange, NumericBound, Range, ULit, Width}
+
+// scalastyle:off method.name
+
+// This is currently a factory because both Bits and UInt inherit it.
+trait UIntFactory {
+  /** Create a UInt type with inferred width. */
+  def apply(): UInt = apply(Width())
+  /** Create a UInt port with specified width. */
+  def apply(width: Width): UInt = new UInt(width)
+
+   /** Create a UInt literal with specified width. */
+  protected[chisel3] def Lit(value: BigInt, width: Width): UInt = {
+    val lit = ULit(value, width)
+    val result = new UInt(lit.width)
+    // Bind result to being an Literal
+    lit.bindLitArg(result)
+  }
+
+  /** Create a UInt with the specified range */
+  def apply(range: Range): UInt = {
+    apply(range.getWidth)
+  }
+  /** Create a UInt with the specified range */
+  def apply(range: (NumericBound[Int], NumericBound[Int])): UInt = {
+    apply(KnownUIntRange(range._1, range._2))
+  }
+}