.13.e3.source-code.predef.scala Maven / Gradle / Ivy
/*
Copyright 2010 Aaron J. Radke
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package cc.drx.predef //note this package and scope will not include the predef from the cc.drx package object
import cc.drx
trait Constants{
//--constants
//note having multiple version provides type check to prevent use of this variable names
val E = math.E
val Pi = math.Pi
val pi = Pi
val π = Pi
val Tau = 2.0*math.Pi
val tau = Tau
val τ = Tau
val deg2rad = pi/180.0
val rad2deg = 180.0/pi
}
trait Style{
//-- TODO some Style attributes should be top level
//-- popular colors should have top level values without an import
val Red = drx.Color.Red
val Blue = drx.Color.Blue
val Green = drx.Color.Green
val Purple = drx.Color.Purple
val Orange = drx.Color.Orange
val Yellow = drx.Color.Yellow
val Brown = drx.Color.Brown
val Pink = drx.Color.Pink
val Grey = drx.Color.Grey
val Black = drx.Color.Black
val Charcoal = drx.Color.Charcoal
val White = drx.Color.White
val Cyan = drx.Color.Cyan
val Magenta = drx.Color.Magenta
val Transparent = drx.Color.Transparent
}
trait FlatScala{
//--flatten the following frequently used types to
// 1) prevent constantly require imports
// 2) easier to remember
// 3) prevent confusion with very common types if you make your own type it better have a good reason
// 4) follow the drx flat type structure
//--type aliase's
type Future[A] = scala.concurrent.Future[A]
type Try[A] = scala.util.Try[A]
type Success[A] = scala.util.Success[A]
type Failure[A] = scala.util.Failure[A]
//--reserved words, these are words that have such as special meaning that they should cause errors if someone uses them
type Blob = Array[Byte]
@scala.annotation.implicitNotFound("implicit value not found; try using `import Implicit.sc` (drx alias for java.util.concurrent.ScheduledThreadPoolExecutor)")
type ScheduledContext = java.util.concurrent.ScheduledThreadPoolExecutor
@scala.annotation.implicitNotFound("implict context not found; try using `import Implicit.ec` (drx alias for scala global)")
type ExecutionContext = scala.concurrent.ExecutionContext //flatten the structure
@scala.annotation.implicitNotFound("implict context not found; try using `import Implicit.ec` (drx alias for scala global)")
type EC = scala.concurrent.ExecutionContext //since this is used so often in implicit use this alias
//-- common scala collection imports that could be part of the prelude
type ArrayBuffer[A] = scala.collection.mutable.ArrayBuffer[A]
type BitSet = scala.collection.immutable.BitSet //integer bit set
// type ByteBuffer = java.nio.ByteBuffer //TODO think about using this alias since it is used so often
// type Ordering[A] = scala.math.Ordering[A]
// type EC = scala.concurrent.ExecutionContext //this shortcut is a little messy
//TODO add ...
// type Ordering = scala.math.Ordering
type Regex = scala.util.matching.Regex
//--object val's for constructors
val Future = scala.concurrent.Future
val Try = scala.util.Try
val Success = scala.util.Success
val Failure = scala.util.Failure
val ExecutionContext = scala.concurrent.ExecutionContext
val Regex = scala.util.matching.Regex
val ArrayBuffer = scala.collection.mutable.ArrayBuffer
val BitSet = scala.collection.immutable.BitSet
//--TrieMap use for jvm, note JS fails when using TrieMap
type TrieMap[A,B] = scala.collection.concurrent.TrieMap[A,B]
val TrieMap = scala.collection.concurrent.TrieMap
// type TrieMap[A,B] = scala.collection.mutable.Map[A,B]
// val TrieMap = scala.collection.mutable.Map
// val Ordering = scala.math.Ordering //TODO
//--commonly used annotations
//TODO add ...
// final class tailrec extends scala.annotation.StaticAnnotation
type tailrec = scala.annotation.tailrec
}
trait Conversions{
import scala.language.implicitConversions
//--Implicit conversion to java types
implicit def DrxFileToJavaFile(file:drx.File):java.io.File = file.file //if someone doesn't know the drx.File hides the java.io.File they can still appear to have a java.io.File
implicit def DrxURLToJava(url:drx.URL):java.net.URL = url.url //if someone doesn't know the drx.File hides the java.io.File they can still appear to have a java.io.File
//--auto expand up to Byte
implicit def DrxU4ToByte(u:drx.U4):Byte = u.value
// implicit def DrxU4ToU8(u:U4):U8 = u.value
// implicit def DrxU8ToByte(u:U8):Byte = u.value
//--auto expand up to Short
implicit def DrxU4ToShort(u:drx.U4):Short = u.toShort
implicit def DrxU8ToShort(u:drx.U8):Short = u.toShort
// implicit def DrxU16ToShort(u:U16):Short = u.value
//--auto expand up to Int
implicit def DrxU4ToInt(u:drx.U4):Int = u.toInt
implicit def DrxU8ToInt(u:drx.U8):Int = u.toInt
implicit def DrxU16ToInt(u:drx.U16):Int = u.toInt
// implicit def DrxU32ToInt(u:U32):Int = u.value
//--auto expand up to Long
implicit def DrxU4ToLong(u:drx.U4):Long = u.toLong
implicit def DrxU8ToLong(u:drx.U8):Long = u.toLong
implicit def DrxU16ToLong(u:drx.U16):Long = u.toLong
implicit def DrxU32ToLong(u:drx.U32):Long = u.toLong
/* don't use this because it is too magical and breaks down typesafe checks
//--auto expand a into a Complex if necessary
implicit def IntToComplex(r:Int):Complex = Complex(r,0)
implicit def LongToComplex(r:Long):Complex = Complex(r,0)
implicit def DoubleToComplex(r:Double):Complex = Complex(r,0)
*/
// implicit def DrxU64ToLong(u:U64):Long = u.toLong
}
trait Enrich{
import scala.language.implicitConversions
@inline implicit final def DrxU8(p:Byte):drx.U8 = new drx.U8(p)
@inline implicit final def DrxU16(p:Short):drx.U16 = new drx.U16(p)
@inline implicit final def DrxU32(p:Int):drx.U32 = new drx.U32(p)
@inline implicit final def DrxU64(p:Long):drx.U64 = new drx.U64(p)
//--from CrossVersion support core/src/main/scala-${scalaVersion}/CrossVersion.scala
@inline implicit final def richDrxProcessBuilder(p:scala.sys.process.ProcessBuilder):drx.DrxProcessBuilder = new drx.DrxProcessBuilder(p)
//## string contexts
//--from core/format.scala
@inline implicit final def DrxFormatStringContext(sc:StringContext):drx.Format.FormatStringContext = new drx.Format.FormatStringContext(sc)
//--from core/parse.scala
@inline implicit final def DrxParseStringContext(sc:StringContext):drx.Parse.ParseStringContext = new drx.Parse.ParseStringContext(sc)
//--from core/url.scala
@inline implicit final def DrxURLStringContext(sc:StringContext):drx.URL.URLStringContext = new drx.URL.URLStringContext(sc)
@inline implicit final def MimeStringContext(sc:StringContext):drx.Mime.MimeStringContext = new drx.Mime.MimeStringContext(sc)
//--from core/file.scala
@inline implicit final def DrxFileStringContext(sc:StringContext):drx.File.FileStringContext = new drx.File.FileStringContext(sc)
//--from core/glob.scala
@inline implicit final def DrxGlobStringContext(sc:StringContext):drx.Glob.GlobStringContext = new drx.Glob.GlobStringContext(sc)
//--from core/string.scala
@inline implicit final def DrxSymbolStringContext(sc:StringContext):drx.SymbolStringContext = new drx.SymbolStringContext(sc)
//--from core/bound.scala
@inline implicit final def DrxBoundOps[A:drx.Bound.Boundable](a:A):drx.Bound.BoundOps[A] = new drx.Bound.BoundOps(a)
//--from core/numeric.scala
@inline implicit final def richDrxLong(v:Long) :drx.DrxLong = new drx.DrxLong(v)
@inline implicit final def richDrxInt(v:Int) :drx.DrxInt = new drx.DrxInt(v)
@inline implicit final def richDrxShort(v:Short) :drx.DrxShort = new drx.DrxShort(v)
@inline implicit final def richDrxByte(v:Byte) :drx.DrxByte = new drx.DrxByte(v)
@inline implicit final def richDrxFloat(v:Float) :drx.DrxFloat = new drx.DrxFloat(v)
@inline implicit final def richDrxDouble(v:Double):drx.DrxDouble = new drx.DrxDouble(v)
@inline implicit final def richDrxChar(v:Char) :drx.DrxChar = new drx.DrxChar(v)
//--from core/boolean.scala
@inline implicit final def richDrxBoolean(v:Boolean):drx.DrxBoolean = new drx.DrxBoolean(v)
//--from core/string.scala
@inline implicit final def richDrxRegex(v:scala.util.matching.Regex):drx.DrxRegex = new drx.DrxRegex(v)
@inline implicit final def richDrxString(v:String):drx.DrxString = new drx.DrxString(v)
//--from core/collection.scala
@inline implicit final def richDrxByteBuffer(v:java.nio.ByteBuffer):drx.DrxByteBuffer = new drx.DrxByteBuffer(v)
@inline implicit final def richDrxArrayByte(v:Array[Byte]):drx.DrxArrayByte = new drx.DrxArrayByte(v)
@inline implicit final def richDrxArrayArrayByte(v:Array[Array[Byte]]):drx.DrxArrayArrayByte = new drx.DrxArrayArrayByte(v) //for byte packing
@inline implicit final def richDrxTraversabelArrayByte(v:Iterable[Array[Byte]]):drx.DrxTraversableArrayByte = new drx.DrxTraversableArrayByte(v) //for byte packing
@inline implicit final def richDrxArrayInt(v:Array[Int]):drx.DrxArrayInt = new drx.DrxArrayInt(v)
@inline implicit final def richDrxArrayLong(v:Array[Long]):drx.DrxArrayLong = new drx.DrxArrayLong(v)
@inline implicit final def richDrxArrayDouble(v:Array[Double]):drx.DrxArrayDouble = new drx.DrxArrayDouble(v)
@inline implicit final def richDrxArray[A](v:Array[A]):drx.DrxArray[A] = new drx.DrxArray[A](v)
@inline implicit final def richDrxIndexedSeq[A](v:IndexedSeq[A]):drx.DrxIndexedSeq[A] = new drx.DrxIndexedSeq[A](v)
@inline implicit final def richDrxSeq[A](v:Seq[A]):drx.DrxSeq[A] = new drx.DrxSeq[A](v)
@inline implicit final def richDrxIterable[A](v:Iterable[A]):drx.DrxIterable[A] = new drx.DrxIterable[A](v)
@inline implicit final def richDrxIterator[A](v:Iterator[A]):drx.DrxIterator[A] = new drx.DrxIterator[A](v)
@inline implicit final def richDrxMap[A,B](v:Map[A,B]):drx.DrxMap[A,B] = new drx.DrxMap[A,B](v)
@inline implicit final def richDrxSet[A](v:Set[A]):drx.DrxSet[A] = new drx.DrxSet[A](v)
@inline implicit final def richDrxList[A](v:List[A]):drx.DrxList[A] = new drx.DrxList[A](v)
@inline implicit final def richDrxIterableIterable[A](v:List[List[A]]):drx.DrxIterableIterable[A] = new drx.DrxIterableIterable[A](v)
@inline implicit final def richDrxBitSet(v:scala.collection.immutable.BitSet):drx.DrxBitSet = new drx.DrxBitSet(v)
//--from core/swing.scala
@inline implicit final def richDrxFrame(v:java.awt.Frame):drx.DrxFrame = new drx.DrxFrame(v) //??? is this really used that much?
//--from core/package.scala
@inline implicit final def richDrxOptionApplyIf[A](v:Option[A=>A]):drx.DrxOptionApplyIf[A] = new drx.DrxOptionApplyIf[A](v)
@inline implicit final def richDrxAny[A](v:A):drx.DrxAny[A] = new drx.DrxAny[A](v)
@inline implicit final def richDrxFuture[A](v:scala.concurrent.Future[A]):drx.DrxFuture[A] = new drx.DrxFuture[A](v)
@inline implicit final def richDrxOption[A](v:Option[A]):drx.DrxOption[A] = new drx.DrxOption[A](v)
@inline implicit final def richDrxTry[A](v:scala.util.Try[A]):drx.DrxTry[A] = new drx.DrxTry[A](v)
@inline implicit final def richDrxTuple2[A,B](v:Tuple2[A,B]):drx.DrxTuple2[A,B] = new drx.DrxTuple2[A,B](v)
@inline implicit final def richDrxTuple3[A,B,C](v:Tuple3[A,B,C]):drx.DrxTuple3[A,B,C] = new drx.DrxTuple3[A,B,C](v)
/*
@inline implicit class RichInputStream(is:java.io.InputStream){
def toByteArray:Array[Byte] = File.toByteArray(is)
def as(sg:File.StreamGenerator):java.io.InputStream = sg(is)
}
@inline implicit class RichOutputStream(os:java.io.OutputStream){
def as(sg:File.StreamGenerator):java.io.OutputStream = sg(os)
}
*/
}
trait All extends Constants with Style with FlatScala with Conversions with Enrich with CrossVersionPredef
object Predef extends All //an instance of the traits since traits are just more or less "ideas"
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