Enables Hydra on cats build

.gitignore

@@ -1,3 +1,4 @@
+.hydra
 project/boot
 target
 .ensime

.travis.yml

@@ -18,6 +18,7 @@ scala_version_213: &scala_version_213 2.13.0-RC1
 
 before_install:
  - export PATH=${PATH}:./vendor/bundle
+ - mkdir -p  /home/travis/.triplequote/metrics/config && echo "$HydraLicense" > "/home/travis/.triplequote/hydra.license" && cp hydra-metrics-service.conf /home/travis/.triplequote/metrics/config/metrics-service.conf
 
 stages:
   - name: styling
@@ -88,12 +89,19 @@ notifications:
 
 env:
   global:
+    # Sonatype Credential
     - secure: Kf44XQFpq2QGe3rn98Dsf5Uz3WXzPDralS54co7sqT5oQGs1mYLYZRYz+I75ZSo5ffZ86H7M+AI9YFofqGwAjBixBbqf1tGkUh3oZp2fN3QfqzazGV3HzC+o41zALG5FL+UBaURev9ChQ5fYeTtFB7YAzejHz4y5E97awk934Rg=
     - secure: QbNAu0jCaKrwjJi7KZtYEBA/pYbTJ91Y1x/eLAJpsamswVOvwnThA/TLYuux+oiZQCiDUpBzP3oxksIrEEUAhl0lMtqRFY3MrcUr+si9NIjX8hmoFwkvZ5o1b7pmLF6Vz3rQeP/EWMLcljLzEwsrRXeK0Ei2E4vFpsg8yz1YXJg=
     - TRAVIS_NODE_VERSION="4"
+    # Hydra License
+    - secure: "Nwd0ySmT7BQJcQb/Dyrkv/B1uYLrE5u+Ppz3Q3d6FvEB5z3XzzDai03hjMwwFwMgXGtZ2Aio0KqF2qf3oINPkmSVx1ntvL0JqwRZqxF5YPLp/vb8b4LbvHrzsf5Jh/EFK5JOdN6ApPlhw8u1X1ifvJbG6yVt9qRxCejHOI0ZT4k="
+    # Hydra Metrics Credential
+    - secure: "Xbc3y1rTRDj2ThfsT3Pj98T3OgC90aZlVrgAFtOrSTknZAK0jArlvsKg456PvTPcR2uY6c7wvyebSaq+RYReFX2XpCfRjc4ywGCUtnbfcvzO4IA/MIUkFtFQJJqBXHlN5IFqjOZyaX6svD9fNscYg0NP1pqJ6vW54ArvKTALtHM="
+    - secure: "hbKDZntISUgbYAXK8Q6M8XwhjB7l5yHyWIs9RjnEdV0YRfcTZIba8WEaE2JFe3MdyPUhGYAWf1AVFXLdfRSmvNHMEeVPitw5cAVxPMxhfgJnPRBVhgBsr9oMl/QQbLu7/w013m6ChYmZspApzyAfmZM2ZNKsYiX/AvoBVYeGdPQ="
 
 cache:
   directories:
+    - .hydra
     - $HOME/.m2
     - $HOME/.ivy2/cache
     - $HOME/.sbt

hydra-metrics-service.conf

@@ -0,0 +1,17 @@
+# mandatory: include the built-in settings tree
+include "application.conf"
+
+triplequote.dashboard.client {
+  # Optional user ID override
+  # metricsUserId = ${user.name}
+
+  # Optional host ID (e.g. hostname)
+  # metricsHostId = ""
+
+  # Server address to push the metrics data
+  serverUrl = "https://dashboard.triplequote.com/metrics"
+
+  # Optional HTTP basic authentication
+  clientUsername = ${?HYDRA_METRICS_USERNAME}
+  clientPassword = ${?HYDRA_METRICS_PASSWORD}
+}

kernel/src/main/scala/cats/kernel/instances/AllInstances.scala

@@ -0,0 +1,36 @@
+package cats.kernel
+package instances
+
+trait AllInstances
+    extends BigDecimalInstances
+    with BigIntInstances
+    with BitSetInstances
+    with BooleanInstances
+    with ByteInstances
+    with CharInstances
+    with DoubleInstances
+    with EqInstances
+    with EitherInstances
+    with DurationInstances
+    with FloatInstances
+    with FunctionInstances
+    with HashInstances
+    with IntInstances
+    with ListInstances
+    with LongInstances
+    with MapInstances
+    with OptionInstances
+    with OrderInstances
+    with PartialOrderInstances
+    with QueueInstances
+    with SetInstances
+    with ShortInstances
+    with StreamInstances
+    with StringInstances
+    with SymbolInstances
+    with TupleInstances
+    with UnitInstances
+    with UUIDInstances
+    with VectorInstances
+
+trait AllInstancesBinCompat0 extends FiniteDurationInstances

kernel/src/main/scala/cats/kernel/instances/BigDecimalInstances.scala

@@ -0,0 +1,33 @@
+package cats.kernel
+package instances
+
+trait BigDecimalInstances {
+  implicit val catsKernelStdOrderForBigDecimal: Order[BigDecimal] with Hash[BigDecimal] =
+    new BigDecimalOrder
+  implicit val catsKernelStdGroupForBigDecimal: CommutativeGroup[BigDecimal] =
+    new BigDecimalGroup
+}
+
+class BigDecimalGroup extends CommutativeGroup[BigDecimal] {
+  val empty: BigDecimal = BigDecimal(0)
+  def combine(x: BigDecimal, y: BigDecimal): BigDecimal = x + y
+  def inverse(x: BigDecimal): BigDecimal = -x
+  override def remove(x: BigDecimal, y: BigDecimal): BigDecimal = x - y
+}
+
+class BigDecimalOrder extends Order[BigDecimal] with Hash[BigDecimal] {
+
+  def hash(x: BigDecimal): Int = x.hashCode()
+
+  def compare(x: BigDecimal, y: BigDecimal): Int = x.compare(y)
+
+  override def eqv(x: BigDecimal, y: BigDecimal): Boolean = x == y
+  override def neqv(x: BigDecimal, y: BigDecimal): Boolean = x != y
+  override def gt(x: BigDecimal, y: BigDecimal): Boolean = x > y
+  override def gteqv(x: BigDecimal, y: BigDecimal): Boolean = x >= y
+  override def lt(x: BigDecimal, y: BigDecimal): Boolean = x < y
+  override def lteqv(x: BigDecimal, y: BigDecimal): Boolean = x <= y
+
+  override def min(x: BigDecimal, y: BigDecimal): BigDecimal = x.min(y)
+  override def max(x: BigDecimal, y: BigDecimal): BigDecimal = x.max(y)
+}

kernel/src/main/scala/cats/kernel/instances/BigIntInstances.scala

@@ -0,0 +1,32 @@
+package cats.kernel
+package instances
+
+trait BigIntInstances {
+  implicit val catsKernelStdOrderForBigInt: Order[BigInt] with Hash[BigInt] =
+    new BigIntOrder
+  implicit val catsKernelStdGroupForBigInt: CommutativeGroup[BigInt] =
+    new BigIntGroup
+}
+
+class BigIntGroup extends CommutativeGroup[BigInt] {
+  val empty: BigInt = BigInt(0)
+  def combine(x: BigInt, y: BigInt): BigInt = x + y
+  def inverse(x: BigInt): BigInt = -x
+  override def remove(x: BigInt, y: BigInt): BigInt = x - y
+}
+
+class BigIntOrder extends Order[BigInt] with Hash[BigInt] {
+
+  def hash(x: BigInt): Int = x.hashCode()
+  def compare(x: BigInt, y: BigInt): Int = x.compare(y)
+
+  override def eqv(x: BigInt, y: BigInt): Boolean = x == y
+  override def neqv(x: BigInt, y: BigInt): Boolean = x != y
+  override def gt(x: BigInt, y: BigInt): Boolean = x > y
+  override def gteqv(x: BigInt, y: BigInt): Boolean = x >= y
+  override def lt(x: BigInt, y: BigInt): Boolean = x < y
+  override def lteqv(x: BigInt, y: BigInt): Boolean = x <= y
+
+  override def min(x: BigInt, y: BigInt): BigInt = x.min(y)
+  override def max(x: BigInt, y: BigInt): BigInt = x.max(y)
+}

kernel/src/main/scala/cats/kernel/instances/BitSetInstances.scala

@@ -0,0 +1,31 @@
+package cats.kernel
+package instances
+
+import scala.collection.immutable.BitSet
+
+trait BitSetInstances {
+  implicit val catsKernelStdOrderForBitSet: PartialOrder[BitSet] with Hash[BitSet] =
+    new BitSetPartialOrder
+
+  implicit val catsKernelStdSemilatticeForBitSet: BoundedSemilattice[BitSet] =
+    new BitSetSemilattice
+}
+
+class BitSetPartialOrder extends PartialOrder[BitSet] with Hash[BitSet] {
+  def hash(x: BitSet): Int = x.hashCode()
+
+  def partialCompare(x: BitSet, y: BitSet): Double =
+    if (x eq y) 0.0
+    else if (x.size < y.size) if (x.subsetOf(y)) -1.0 else Double.NaN
+    else if (y.size < x.size) if (y.subsetOf(x)) 1.0 else Double.NaN
+    else if (x == y) 0.0
+    else Double.NaN
+
+  override def eqv(x: BitSet, y: BitSet): Boolean =
+    x == y
+}
+
+class BitSetSemilattice extends BoundedSemilattice[BitSet] {
+  def empty: BitSet = BitSet.empty
+  def combine(x: BitSet, y: BitSet): BitSet = x | y
+}

kernel/src/main/scala/cats/kernel/instances/BooleanInstances.scala

@@ -0,0 +1,24 @@
+package cats.kernel
+package instances
+
+trait BooleanInstances {
+  implicit val catsKernelStdOrderForBoolean: Order[Boolean] with Hash[Boolean] =
+    new BooleanOrder
+}
+
+class BooleanOrder extends Order[Boolean] with Hash[Boolean] {
+
+  def hash(x: Boolean): Int = x.hashCode()
+  def compare(x: Boolean, y: Boolean): Int =
+    if (x == y) 0 else if (x) 1 else -1
+
+  override def eqv(x: Boolean, y: Boolean): Boolean = x == y
+  override def neqv(x: Boolean, y: Boolean): Boolean = x != y
+  override def gt(x: Boolean, y: Boolean): Boolean = x && !y
+  override def lt(x: Boolean, y: Boolean): Boolean = !x && y
+  override def gteqv(x: Boolean, y: Boolean): Boolean = x == y || x
+  override def lteqv(x: Boolean, y: Boolean): Boolean = x == y || y
+
+  override def min(x: Boolean, y: Boolean): Boolean = x && y
+  override def max(x: Boolean, y: Boolean): Boolean = x || y
+}

kernel/src/main/scala/cats/kernel/instances/ByteInstances.scala

@@ -0,0 +1,34 @@
+package cats.kernel
+package instances
+
+trait ByteInstances {
+  implicit val catsKernelStdOrderForByte: Order[Byte] with Hash[Byte] = new ByteOrder
+  implicit val catsKernelStdGroupForByte: CommutativeGroup[Byte] = new ByteGroup
+}
+
+class ByteGroup extends CommutativeGroup[Byte] {
+  def combine(x: Byte, y: Byte): Byte = (x + y).toByte
+  def empty: Byte = 0
+  def inverse(x: Byte): Byte = (-x).toByte
+  override def remove(x: Byte, y: Byte): Byte = (x - y).toByte
+}
+
+class ByteOrder extends Order[Byte] with Hash[Byte] {
+
+  def hash(x: Byte): Int = x.hashCode()
+
+  def compare(x: Byte, y: Byte): Int =
+    if (x < y) -1 else if (x > y) 1 else 0
+
+  override def eqv(x: Byte, y: Byte): Boolean = x == y
+  override def neqv(x: Byte, y: Byte): Boolean = x != y
+  override def gt(x: Byte, y: Byte): Boolean = x > y
+  override def gteqv(x: Byte, y: Byte): Boolean = x >= y
+  override def lt(x: Byte, y: Byte): Boolean = x < y
+  override def lteqv(x: Byte, y: Byte): Boolean = x <= y
+
+  override def min(x: Byte, y: Byte): Byte =
+    java.lang.Math.min(x.toInt, y.toInt).toByte
+  override def max(x: Byte, y: Byte): Byte =
+    java.lang.Math.max(x.toInt, y.toInt).toByte
+}

kernel/src/main/scala/cats/kernel/instances/CharInstances.scala

@@ -0,0 +1,18 @@
+package cats.kernel
+package instances
+
+trait CharInstances {
+  implicit val catsKernelStdOrderForChar = new CharOrder
+}
+
+class CharOrder extends Order[Char] with Hash[Char] {
+  def hash(x: Char): Int = x.hashCode()
+  def compare(x: Char, y: Char): Int =
+    if (x < y) -1 else if (x > y) 1 else 0
+  override def eqv(x: Char, y: Char): Boolean = x == y
+  override def neqv(x: Char, y: Char): Boolean = x != y
+  override def gt(x: Char, y: Char): Boolean = x > y
+  override def gteqv(x: Char, y: Char): Boolean = x >= y
+  override def lt(x: Char, y: Char): Boolean = x < y
+  override def lteqv(x: Char, y: Char): Boolean = x <= y
+}

kernel/src/main/scala/cats/kernel/instances/DoubleInstances.scala

@@ -0,0 +1,33 @@
+package cats.kernel
+package instances
+
+trait DoubleInstances {
+  implicit val catsKernelStdOrderForDouble: Order[Double] with Hash[Double] = new DoubleOrder
+  implicit val catsKernelStdGroupForDouble: CommutativeGroup[Double] = new DoubleGroup
+}
+
+class DoubleGroup extends CommutativeGroup[Double] {
+  def combine(x: Double, y: Double): Double = x + y
+  def empty: Double = 0D
+  def inverse(x: Double): Double = -x
+  override def remove(x: Double, y: Double): Double = x - y
+}
+
+class DoubleOrder extends Order[Double] with Hash[Double] {
+
+  def hash(x: Double): Int = x.hashCode()
+  def compare(x: Double, y: Double): Int =
+    java.lang.Double.compare(x, y)
+
+  override def eqv(x: Double, y: Double): Boolean = x == y
+  override def neqv(x: Double, y: Double): Boolean = x != y
+  override def gt(x: Double, y: Double): Boolean = x > y
+  override def gteqv(x: Double, y: Double): Boolean = x >= y
+  override def lt(x: Double, y: Double): Boolean = x < y
+  override def lteqv(x: Double, y: Double): Boolean = x <= y
+
+  override def min(x: Double, y: Double): Double =
+    Math.min(x, y)
+  override def max(x: Double, y: Double): Double =
+    Math.max(x, y)
+}

kernel/src/main/scala/cats/kernel/instances/DurationInstances.scala

@@ -0,0 +1,47 @@
+package cats.kernel
+package instances
+
+import scala.concurrent.duration.Duration
+
+trait DurationInstances {
+  implicit val catsKernelStdOrderForDuration: Order[Duration] with Hash[Duration] = new DurationOrder
+  implicit val catsKernelStdGroupForDuration: CommutativeGroup[Duration] = new DurationGroup
+}
+
+// Duration.Undefined, Duration.Inf, Duration.MinusInf
+
+/**
+ * This ordering is valid for all defined durations.
+ *
+ * The value Duration.Undefined breaks our laws, because undefined
+ * values are not equal to themselves.
+ */
+class DurationOrder extends Order[Duration] with Hash[Duration] {
+  def hash(x: Duration): Int = x.hashCode()
+
+  def compare(x: Duration, y: Duration): Int = x.compare(y)
+
+  override def eqv(x: Duration, y: Duration): Boolean = x == y
+  override def neqv(x: Duration, y: Duration): Boolean = x != y
+  override def gt(x: Duration, y: Duration): Boolean = x > y
+  override def gteqv(x: Duration, y: Duration): Boolean = x >= y
+  override def lt(x: Duration, y: Duration): Boolean = x < y
+  override def lteqv(x: Duration, y: Duration): Boolean = x <= y
+
+  override def min(x: Duration, y: Duration): Duration = x.min(y)
+  override def max(x: Duration, y: Duration): Duration = x.max(y)
+}
+
+/**
+ * This group models addition, but has a few problematic edge cases.
+ *
+ *   1. finite values can overflow, throwing an exception
+ *   2. inf + (-inf) = undefined, not zero
+ *   3. undefined + zero = undefined
+ */
+class DurationGroup extends CommutativeGroup[Duration] {
+  def empty: Duration = Duration.Zero
+  def inverse(x: Duration): Duration = -x
+  def combine(x: Duration, y: Duration): Duration = x + y
+  override def remove(x: Duration, y: Duration): Duration = x - y
+}