automatic releases

.travis.yml

@@ -8,5 +8,15 @@ before_cache:
 - rm -fr $HOME/.gradle/caches/*/plugin-resolution/
 cache:
   directories:
-  - $HOME/.gradle/caches/
-  - $HOME/.gradle/wrapper/
+  - "$HOME/.gradle/caches/"
+  - "$HOME/.gradle/wrapper/"
+env:
+  global:
+  - secure: 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
+  - secure: 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
+deploy:
+  provider: script
+  script: "./gradlew bintrayUpload"
+  on:
+    tags: true
+    branch: master

gradle/bintray.gradle

@@ -1,3 +1,5 @@
+import com.google.common.base.CaseFormat
+
 apply plugin: 'maven-publish'
 apply plugin: 'com.jfrog.bintray'
 
@@ -23,6 +25,7 @@ bintray {
     user = getPropertyOrUseDefault('bintrayUser', 'fake_user')
     key = getPropertyOrUseDefault('bintrayKey', 'fake_key')
     publications = ['groovyMaven']
+    publish = true
 
     def projectName = project.name
     def projectDescription = project.description
@@ -58,5 +61,16 @@ artifacts {
 
 
 String getPropertyOrUseDefault(String propertyName, String defaultValue) {
-    hasProperty(propertyName) ? getProperty(propertyName) : defaultValue
+    if (hasProperty(propertyName)) {
+        return getProperty(propertyName)
+    }
+
+    String envVarName = CaseFormat.LOWER_CAMEL.to(CaseFormat.UPPER_UNDERSCORE, propertyName)
+    String envValue = System.getenv(envVarName)
+
+    if (envValue) {
+        return envValue
+    }
+
+    return defaultValue
 }