Remove generated antlr code. Add build task dependency

build.gradle

@@ -7,6 +7,7 @@ plugins {
 apply plugin: 'java'
 apply plugin: 'maven'
 apply plugin: 'maven-publish'
+apply plugin: 'antlr'
 
 sourceCompatibility = 1.6
 targetCompatibility = 1.6
@@ -28,13 +29,22 @@ jar {
 dependencies {
     compile 'org.antlr:antlr4-runtime:4.5.1'
     compile 'org.slf4j:slf4j-api:1.7.12'
+    antlr "org.antlr:antlr4:4.5.1"
     testCompile group: 'junit', name: 'junit', version: '4.11'
     testCompile 'org.spockframework:spock-core:1.0-groovy-2.4'
     testCompile 'org.codehaus.groovy:groovy-all:2.4.4'
     testCompile 'cglib:cglib-nodep:3.1'
     testCompile 'org.objenesis:objenesis:2.1'
 }
 
+compileJava.source file("build/generated-src"), sourceSets.main.java
+
+generateGrammarSource {
+    maxHeapSize = "64m"
+    arguments += ["-visitor"]
+    outputDirectory = file("${project.buildDir}/generated-src/antlr/main/graphql/parser/antlr")
+}
+
 task sourcesJar(type: Jar) {
     dependsOn classes
     classifier 'sources'
@@ -123,6 +133,11 @@ bintray {
     }
 }
 
+// all publish tasks depend on the build task
+tasks.withType(PublishToMavenRepository) {
+    dependsOn build
+}
+
 
 task wrapper(type: Wrapper) {
     gradleVersion = '2.11'

src/main/grammar/Graphql.g4 → src/main/antlr/Graphql.g4

@@ -1,5 +1,8 @@
 grammar Graphql;
 
+@header {
+    package graphql.parser.antlr;
+}
 // Document
 
 document : definition+;
@@ -134,11 +137,11 @@ fragment EscapedChar :   '\\' (["\\/bfnrt] | Unicode) ;
 fragment Unicode : 'u' Hex Hex Hex Hex ;
 fragment Hex : [0-9a-fA-F] ;
 
-Ignored: (Whitspace|Comma|LineTerminator|Comment) -> skip;
+Ignored: (Whitespace|Comma|LineTerminator|Comment) -> skip;
 
 fragment Comment: '#' ~[\n\r\u2028\u2029]*;
 
 fragment LineTerminator: [\n\r\u2028\u2029];
 
-fragment Whitspace : [\t\u000b\f\u0020\u00a0];
+fragment Whitespace : [\t\u000b\f\u0020\u00a0];
 fragment Comma : ',';