Simple cypher formatter (#25)

* Simple cypher formatter
* Added some more advanced formatting rules
* Some fixes and customization
* Test fix
* Integrated cypher formatter and openCypher style rules
* Checkstyle fixes
* Fixes for review comments
* Test fix

Author: Metaur

config/checkstyle/suppression.xml

@@ -8,7 +8,6 @@
     <suppress files="[\\/]gen[\\/]" checks="[a-zA-Z0-9]*"/>
     <suppress files="_CypherLexer.java" checks="[a-zA-Z0-9]*"/>
     <suppress files="DataSource.java" checks="VisibilityModifier"/>
-    <suppress files="DataSource.java" checks="VisibilityModifier"/>
     <suppress files="DataSourceV\d+.java" checks="VisibilityModifier"/>
     <suppress files="DataSourcesComponentState.java" checks="VisibilityModifier"/>
     <suppress files="DataSourceContainerV\d+.java" checks="VisibilityModifier"/>

gradle/wrapper/gradle-wrapper.jar

@@ -1,6 +1,6 @@
-#Tue Nov 15 19:18:39 EET 2016
+#Wed Feb 08 14:18:37 EET 2017
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-3.3-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-3.3-bin.zip

gradle/wrapper/gradle-wrapper.properties

@@ -1,4 +1,4 @@
-#!/usr/bin/env bash
+#!/usr/bin/env sh
 
 ##############################################################################
 ##
@@ -154,11 +154,19 @@ if $cygwin ; then
     esac
 fi
 
-# Split up the JVM_OPTS And GRADLE_OPTS values into an array, following the shell quoting and substitution rules
-function splitJvmOpts() {
-    JVM_OPTS=("$@")
+# Escape application args
+save ( ) {
+    for i do printf %s\\n "$i" | sed "s/'/'\\\\''/g;1s/^/'/;\$s/\$/' \\\\/" ; done
+    echo " "
 }
-eval splitJvmOpts $DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS
-JVM_OPTS[${#JVM_OPTS[*]}]="-Dorg.gradle.appname=$APP_BASE_NAME"
+APP_ARGS=$(save "$@")
 
-exec "$JAVACMD" "${JVM_OPTS[@]}" -classpath "$CLASSPATH" org.gradle.wrapper.GradleWrapperMain "$@"
+# 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

@@ -49,7 +49,6 @@ goto fail
 @rem Get command-line arguments, handling Windows variants
 
 if not "%OS%" == "Windows_NT" goto win9xME_args
-if "%@eval[2+2]" == "4" goto 4NT_args
 
 :win9xME_args
 @rem Slurp the command line arguments.
@@ -60,11 +59,6 @@ set _SKIP=2
 if "x%~1" == "x" goto execute
 
 set CMD_LINE_ARGS=%*
-goto execute
-
-:4NT_args
-@rem Get arguments from the 4NT Shell from JP Software
-set CMD_LINE_ARGS=%$
 
 :execute
 @rem Setup the command line

gradlew.bat

@@ -158,6 +158,12 @@
                          groupName="General" enabledByDefault="true" level="WARNING"
                          implementationClass="com.neueda.jetbrains.plugin.graphdb.jetbrains.inspection.CypherExplainWarningInspection"/>
         <codeInsight.parameterInfo language="Cypher" implementationClass="com.neueda.jetbrains.plugin.graphdb.language.cypher.editor.CypherParameterInfoHandler"/>
+
+        <codeStyleSettingsProvider implementation="com.neueda.jetbrains.plugin.graphdb.jetbrains.formatter.CypherCodeStyleSettingsProvider"/>
+        <langCodeStyleSettingsProvider implementation="com.neueda.jetbrains.plugin.graphdb.jetbrains.formatter.CypherLanguageCodeStyleSettingsProvider"/>
+
+        <lang.formatter language="Cypher" implementationClass="com.neueda.jetbrains.plugin.graphdb.language.cypher.formatter.CypherFormattingModelBuilder"/>
+        <preFormatProcessor implementation="com.neueda.jetbrains.plugin.graphdb.language.cypher.formatter.CypherPreFormatter" />
     </extensions>
 
     <actions>