Upgrade to Gradle 6

build.gradle

@@ -6,7 +6,6 @@ plugins {
  id 'jacoco'
 
  id 'com.github.kt3k.coveralls' version '2.8.1'
- id 'com.gradle.build-scan' version '2.2.1'
 }
 
 sourceCompatibility = 1.8
@@ -113,20 +112,6 @@ test {
 }
 
 wrapper {
- gradleVersion = '5.3'
+ gradleVersion = '6.0'
  distributionType = 'ALL'
 }
-
-buildScan {
- termsOfServiceUrl = 'https://gradle.com/terms-of-service'
- termsOfServiceAgree = 'yes'
- // Detect whether the build is running on Travis CI, and if
- // so, add a reference from the build scan to the build.
- if (System.getenv('TRAVIS')) {
- tag 'ci'
- link('Travis CI', System.getenv('TRAVIS_JOB_WEB_URL'))
- }
- buildScanPublished { com.gradle.scan.plugin.PublishedBuildScan scan ->
- file('build/scan.txt') << "${scan.buildScanUri}\n"
- }
-}

gradle/wrapper/gradle-wrapper.properties

@@ -1,5 +1,5 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-5.3-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-6.0-all.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists

gradlew

@@ -7,7 +7,7 @@
 # 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
+# https://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,
@@ -125,8 +125,8 @@ if $darwin; then
  GRADLE_OPTS="$GRADLE_OPTS \"-Xdock:name=$APP_NAME\" \"-Xdock:icon=$APP_HOME/media/gradle.icns\""
 fi
 
-# For Cygwin, switch paths to Windows format before running java
-if $cygwin ; then
+# For Cygwin or MSYS, switch paths to Windows format before running java
+if [ "$cygwin" = "true" -o "$msys" = "true" ] ; then
  APP_HOME=`cygpath --path --mixed "$APP_HOME"`
  CLASSPATH=`cygpath --path --mixed "$CLASSPATH"`
  JAVACMD=`cygpath --unix "$JAVACMD"`
@@ -154,19 +154,19 @@ if $cygwin ; then
  else
  eval `echo args$i`="\"$arg\""
  fi
- i=$((i+1))
+ i=`expr $i + 1`
  done
  case $i in
- (0) set -- ;;
- (1) set -- "$args0" ;;
- (2) set -- "$args0" "$args1" ;;
- (3) set -- "$args0" "$args1" "$args2" ;;
- (4) set -- "$args0" "$args1" "$args2" "$args3" ;;
- (5) set -- "$args0" "$args1" "$args2" "$args3" "$args4" ;;
- (6) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" ;;
- (7) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" ;;
- (8) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" ;;
- (9) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" "$args8" ;;
+ 0) set -- ;;
+ 1) set -- "$args0" ;;
+ 2) set -- "$args0" "$args1" ;;
+ 3) set -- "$args0" "$args1" "$args2" ;;
+ 4) set -- "$args0" "$args1" "$args2" "$args3" ;;
+ 5) set -- "$args0" "$args1" "$args2" "$args3" "$args4" ;;
+ 6) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" ;;
+ 7) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" ;;
+ 8) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" ;;
+ 9) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" "$args8" ;;
  esac
 fi
 
@@ -175,14 +175,9 @@ save () {
  for i do printf %s\\n "$i" | sed "s/'/'\\\\''/g;1s/^/'/;\$s/\$/' \\\\/" ; done
  echo " "
 }
-APP_ARGS=$(save "$@")
+APP_ARGS=`save "$@"`
 
 # Collect all arguments for the java command, following the shell quoting and substitution rules
 eval set -- $DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS "\"-Dorg.gradle.appname=$APP_BASE_NAME\"" -classpath "\"$CLASSPATH\"" org.gradle.wrapper.GradleWrapperMain "$APP_ARGS"
 
-# by default we should be in the correct project dir, but when run from Finder on Mac, the cwd is wrong
-if [ "$(uname)" = "Darwin" ] && [ "$HOME" = "$PWD" ]; then
- cd "$(dirname "$0")"
-fi
-
 exec "$JAVACMD" "$@"

gradlew.bat

@@ -5,7 +5,7 @@
 @rem you may not use this file except in compliance with the License.
 @rem You may obtain a copy of the License at
 @rem
-@rem http://www.apache.org/licenses/LICENSE-2.0
+@rem https://www.apache.org/licenses/LICENSE-2.0
 @rem
 @rem Unless required by applicable law or agreed to in writing, software
 @rem distributed under the License is distributed on an "AS IS" BASIS,