@Nullable
private static FqName findMainClass(
@NotNull GenerationState generationState, @NotNull List<KtFile> files) {
MainFunctionDetector mainFunctionDetector =
new MainFunctionDetector(generationState.getBindingContext());
FqName mainClass = null;
for (KtFile file : files) {
if (mainFunctionDetector.hasMain(file.getDeclarations())) {
if (mainClass != null) {
// more than one main
return null;
}
FqName fqName = file.getPackageFqName();
mainClass = JvmFileClassUtil.getFileClassInfoNoResolve(file).getFacadeClassFqName();
}
}
return mainClass;
}
@NotNull
public static List<String> getLastCommentsInFile(
@NotNull KtFile file, CommentType commentType, boolean assertMustExist) {
PsiElement lastChild = file.getLastChild();
if (lastChild != null && lastChild.getNode().getElementType().equals(KtTokens.WHITE_SPACE)) {
lastChild = lastChild.getPrevSibling();
}
assert lastChild != null;
List<String> comments = ContainerUtil.newArrayList();
while (true) {
if (lastChild.getNode().getElementType().equals(KtTokens.BLOCK_COMMENT)) {
if (commentType == CommentType.ALL || commentType == CommentType.BLOCK_COMMENT) {
String lastChildText = lastChild.getText();
comments.add(lastChildText.substring(2, lastChildText.length() - 2).trim());
}
} else if (lastChild.getNode().getElementType().equals(KtTokens.EOL_COMMENT)) {
if (commentType == CommentType.ALL || commentType == CommentType.LINE_COMMENT) {
comments.add(lastChild.getText().substring(2).trim());
}
} else {
break;
}
lastChild = lastChild.getPrevSibling();
}
if (comments.isEmpty() && assertMustExist) {
throw new AssertionError(
String.format(
"Test file '%s' should end in a comment of type %s; last node was: %s",
file.getName(), commentType, lastChild));
}
return comments;
}
@Nullable
static KtClass getClassDeclarationInFile(KtFile jetFile) {
KtClass tempSingleDeclaration = null;
for (KtDeclaration ktDeclaration : jetFile.getDeclarations()) {
if (ktDeclaration instanceof KtClass) {
KtClass declaration = (KtClass) ktDeclaration;
if (tempSingleDeclaration == null) {
tempSingleDeclaration = declaration;
} else {
// There are several class declarations in file
return null;
}
}
}
return tempSingleDeclaration;
}