private static ImmutableMap<String, JetToken> tokenSetToMap(TokenSet tokens) {
ImmutableMap.Builder<String, JetToken> builder = ImmutableMap.builder();
for (IElementType token : tokens.getTypes()) {
builder.put(token.toString(), (JetToken) token);
}
return builder.build();
}
static {
IElementType[] operations = OPERATIONS.getTypes();
Set<IElementType> opSet = new HashSet<IElementType>(Arrays.asList(operations));
IElementType[] usedOperations = ALL_OPERATIONS.getTypes();
Set<IElementType> usedSet = new HashSet<IElementType>(Arrays.asList(usedOperations));
if (opSet.size() > usedSet.size()) {
opSet.removeAll(usedSet);
assert false : opSet;
}
assert usedSet.size() == opSet.size()
: "Either some ops are unused, or something a non-op is used";
usedSet.removeAll(opSet);
assert usedSet.isEmpty() : usedSet.toString();
}
public static boolean isFollowedBy(
@Nullable ASTNode node, IElementType expectedType, TokenSet skipTypes) {
return isFollowedBy(node, expectedType, skipTypes.getTypes());
}
public static boolean isPrecededBy(
@Nullable ASTNode node, TokenSet expectedTypes, TokenSet skipTypes) {
return isPrecededBy(node, expectedTypes, skipTypes.getTypes());
}