Set up sbt-ci-release (#34)

.travis.yml

@@ -1,22 +1,37 @@
 language: scala
-matrix:
+
+stages:
+  - name: test
+  - name: release
+    if: (tag IS present) AND NOT fork
+
+jdk: openjdk8
+
+jobs:
   include:
-  - env: SBT_VERSION="1.3.9"
-    jdk: openjdk8
-  - env: SBT_VERSION="1.3.9"
-    jdk: openjdk11
+    # stage="test" if no stage is specified
+    - name: jdk8
+      jdk: openjdk8
+    - name: jdk11
+      jdk: openjdk11
+    # run ci-release only if previous stages passed
+    - stage: release
+      script: sbt ci-release
 
-script: sbt "^^ $SBT_VERSION" clean test scripted
+before_install:
+  - git fetch --tags
 
-cache:
-  directories:
-    - $HOME/.ivy2/cache
-    - $HOME/.cache/coursier
-    - $HOME/.sbt
+script: sbt clean test scripted
 
 before_cache:
 # Cleanup the cached directories to avoid unnecessary cache updates
 - rm -fv $HOME/.ivy2/.sbt.ivy.lock
 - find $HOME/.ivy2/cache     -name "ivydata-*.properties" -print -delete
 - find $HOME/.cache/coursier -name                        -print -delete
 - find $HOME/.sbt            -name "*.lock"               -print -delete
+
+cache:
+  directories:
+    - $HOME/.ivy2/cache
+    - $HOME/.cache/coursier
+    - $HOME/.sbt

build.sbt

@@ -8,6 +8,13 @@ lazy val specs2Version = "4.9.3"
 // MANIFEST will however not make mention of the compileonly libs
 val CompileOnly = config("compileonly").hide
 
+ThisBuild / dynverSonatypeSnapshots := true
+ThisBuild / version := {
+  val orig = (ThisBuild / version).value
+  if (orig.endsWith("-SNAPSHOT")) "2.2.0-SNAPSHOT"
+  else orig
+}
+
 lazy val `sbt-avro`: Project = project
     .in(file("."))
     .enablePlugins(SbtPlugin)
@@ -30,11 +37,11 @@ lazy val `sbt-avro`: Project = project
       unmanagedClasspath in Compile ++= update.value.select(configurationFilter(CompileOnly.name)),
 
       licenses += ("BSD 3-Clause", url("https://github.com/sbt/sbt-avro/blob/master/LICENSE")),
+      publishTo := (bintray / publishTo).value,
       publishMavenStyle := false,
       bintrayOrganization := Some("sbt"),
       bintrayRepository := "sbt-plugin-releases",
       bintrayPackage := "sbt-avro2",
-      bintrayReleaseOnPublish := false,
 
       scriptedLaunchOpts := scriptedLaunchOpts.value ++ Seq(
         "-Xmx1024M",

project/plugins.sbt

@@ -1,2 +1,2 @@
-addSbtPlugin("com.github.gseitz" % "sbt-release" % "1.0.13")
 addSbtPlugin("org.foundweekends" %% "sbt-bintray" % "0.5.6")
+addSbtPlugin("com.geirsson" % "sbt-ci-release" % "1.5.3")