@Nullable
public static String getPackageName(@NotNull JetElement element) {
JetFile file = (JetFile) element.getContainingFile();
JetNamespaceHeader header = PsiTreeUtil.findChildOfType(file, JetNamespaceHeader.class);
return header != null ? header.getQualifiedName() : null;
}
@NotNull
public static String getElementTextWithContext(@NotNull JetElement element) {
if (element instanceof JetFile) {
return element.getContainingFile().getText();
}
// Find parent for element among file children
PsiElement inFileParent =
PsiTreeUtil.findFirstParent(
element,
new Condition<PsiElement>() {
@Override
public boolean value(PsiElement parentCandidate) {
return parentCandidate != null && parentCandidate.getParent() instanceof JetFile;
}
});
assert inFileParent != null
: "For non-file element we should always be able to find parent in file children";
int startContextOffset = inFileParent.getTextRange().getStartOffset();
int elementContextOffset = element.getTextRange().getStartOffset();
int inFileParentOffset = elementContextOffset - startContextOffset;
return new StringBuilder(inFileParent.getText())
.insert(inFileParentOffset, "<caret>")
.toString();
}
