/*
* Parses Groovy-style 'in' clause
*/
private static boolean forInClauseParse(PsiBuilder builder, GroovyParser parser) {
PsiBuilder.Marker marker = builder.mark();
PsiBuilder.Marker declMarker = builder.mark();
if (ParserUtils.lookAhead(builder, mIDENT, kIN)) {
ParserUtils.eatElement(builder, PARAMETER);
declMarker.drop();
ParserUtils.getToken(builder, kIN);
if (!ShiftExpression.parse(builder, parser)) {
builder.error(GroovyBundle.message("expression.expected"));
}
marker.done(FOR_IN_CLAUSE);
return true;
}
if (DeclarationStart.parse(builder, parser)) {
if (Modifiers.parse(builder, parser)) {
TypeSpec.parse(builder);
return singleDeclNoInitParse(builder, marker, declMarker, parser);
}
}
if (TypeSpec.parse(builder)) {
return singleDeclNoInitParse(builder, marker, declMarker, parser);
}
declMarker.drop();
marker.drop();
return false;
}
@Nullable
public static IElementType parseAfterModifiers(
PsiBuilder builder,
boolean isInClass,
boolean isInAnnotation,
GroovyParser parser,
PsiBuilder.Marker declMarker,
boolean modifiersParsed) {
if (modifiersParsed && mLT == builder.getTokenType()) {
TypeParameters.parse(builder);
PsiBuilder.Marker checkMarker = builder.mark(); // point to begin of type or variable
if (TypeSpec.parse(builder, true)
== fail) { // if type wasn't recognized trying parse VariableDeclaration
checkMarker.rollbackTo();
} else {
checkMarker.drop();
}
IElementType decl =
VariableDefinitions.parseDefinitions(
builder, isInClass, false, false, true, modifiersParsed, false, parser);
if (WRONGWAY.equals(decl)) {
return WRONGWAY;
}
return METHOD_DEFINITION;
}
if (modifiersParsed) {
PsiBuilder.Marker checkMarker = builder.mark(); // point to begin of type or variable
if (TypeSpec.parse(builder, false)
== fail) { // if type wasn't recognized trying parse VariableDeclaration
checkMarker.rollbackTo();
if (isInAnnotation) {
builder.error(GroovyBundle.message("type.expected"));
}
// current token isn't identifier
IElementType varDecl =
VariableDefinitions.parse(builder, isInClass, modifiersParsed, parser);
if (WRONGWAY.equals(varDecl)) {
return WRONGWAY;
}
return varDecl;
} else { // type was recognized, identifier here
// starts after type
IElementType varDeclarationTop =
VariableDefinitions.parse(builder, isInClass, modifiersParsed, false, parser);
if (WRONGWAY.equals(varDeclarationTop)) {
checkMarker.rollbackTo();
if (isInAnnotation) {
builder.error(GroovyBundle.message("type.expected"));
}
// starts before "type" identifier, here can't be tuple, because next token is identifier
// (we are in "type recognized" branch)
IElementType varDecl =
VariableDefinitions.parse(builder, isInClass, modifiersParsed, false, parser);
if (WRONGWAY.equals(varDecl)) {
return WRONGWAY;
} else {
return varDecl;
}
} else {
checkMarker.drop();
return varDeclarationTop;
}
}
} else {
// if definition starts with lower case letter than it can be just call expression
String text = builder.getTokenText();
if (!builder.eof()
&& !TokenSets.BUILT_IN_TYPE.contains(builder.getTokenType())
&& text != null
&& (Character.isLowerCase((text.charAt(0))) || !Character.isLetter(text.charAt(0)))
&& (ParserUtils.lookAhead(builder, mIDENT, mIDENT)
|| ParserUtils.lookAhead(builder, mIDENT, mLPAREN))) {
// call expression
return WRONGWAY;
}
boolean typeParsed = false;
if (!ParserUtils.lookAhead(builder, mIDENT, mLPAREN)) {
typeParsed = TypeSpec.parse(builder, true) != fail;
// type specification starts with upper case letter
if (!typeParsed) {
builder.error(GroovyBundle.message("type.specification.expected"));
return WRONGWAY;
}
}
IElementType varDef =
VariableDefinitions.parseDefinitions(
builder, isInClass, false, false, false, typeParsed, false, parser);
if (varDef != WRONGWAY) {
return varDef;
} else if (isInClass && typeParsed) {
return typeParsed ? null : WRONGWAY;
}
return WRONGWAY;
}
}
