Added PSI support for arguments in Endpoint Language (#35)

Author: jimmeyer-els

gen/com/intellij/lang/jsgraphql/endpoint/JSGraphQLEndpointTokenTypes.java

@@ -98,7 +98,9 @@ private RecoverArgumentsDefinition ::= !(COLON | RBRACE | AT_ANNOTATION | identi
 
 InputValueDefinitions ::= InputValueDefinition (COMMA InputValueDefinition)*
 
-InputValueDefinition ::= identifier COLON CompositeType {pin=1}
+InputValueDefinition ::= InputValueDefinitionIdentifier COLON CompositeType {pin=1}
+
+InputValueDefinitionIdentifier ::= identifier {mixin="com.intellij.lang.jsgraphql.endpoint.psi.JSGraphQLEndpointInputValueDefinitionIdentifierPsiElement" implements="com.intellij.psi.PsiNameIdentifierOwner"}
 
 Annotations ::= Annotation+
 

gen/com/intellij/lang/jsgraphql/endpoint/parser/JSGraphQLEndpointParser.java

@@ -68,7 +68,7 @@ public void annotate(@NotNull PsiElement element, @NotNull AnnotationHolder hold
 							boolean found = false;
 							if(inputValues != null) {
 								for (JSGraphQLEndpointInputValueDefinition inputValue: inputValues) {
-									if(inputValue.getIdentifier().getText().equals(paramName)) {
+									if(inputValue.getInputValueDefinitionIdentifier().getText().equals(paramName)) {
 										found = true;
 										break;
 									}

gen/com/intellij/lang/jsgraphql/endpoint/psi/JSGraphQLEndpointInputValueDefinition.java

@@ -58,7 +58,7 @@ protected void addCompletions(@NotNull final CompletionParameters parameters, Pr
 							if (fieldDefinition != null && fieldDefinition.getArgumentsDefinition() != null) {
 								final List<String> otherDocTagValues = JSGraphQLEndpointDocPsiUtil.getOtherDocTagValues(comment);
 								for (JSGraphQLEndpointInputValueDefinition arg : PsiTreeUtil.findChildrenOfType(fieldDefinition.getArgumentsDefinition(), JSGraphQLEndpointInputValueDefinition.class)) {
-									final String argName = arg.getIdentifier().getText();
+									final String argName = arg.getInputValueDefinitionIdentifier().getText();
 									if (!otherDocTagValues.contains(argName)) {
 										result.addElement(LookupElementBuilder.create(argName).withInsertHandler(AddSpaceInsertHandler.INSTANCE));
 									}