/** Compile a file. If you want a dump then give -out somefile. */
public static int compilerPhases(List<String> args, Option<String> out, String phase)
throws UserError, InterruptedException, IOException, RepositoryError {
int return_code = 0;
if (args.size() == 0) {
throw new UserError("The " + phase + " command must be given a file.");
}
String s = args.get(0);
List<String> rest = args.subList(1, args.size());
if (s.startsWith("-")) {
if (s.equals("-debug")) {
rest = Debug.parseOptions(rest);
} else if (s.equals("-out") && !rest.isEmpty()) {
out = Option.<String>some(rest.get(0));
rest = rest.subList(1, rest.size());
} else if (s.equals("-compiler-lib")) {
WellKnownNames.useCompilerLibraries();
Types.useCompilerLibraries();
} else if (s.equals("-typecheck-java")) {
setScala(false);
} else if (s.equals("-coercion")) {
setTestCoercion(true);
} else invalidFlag(s, phase);
return_code = compilerPhases(rest, out, phase);
} else {
return_code = compileWithErrorHandling(s, out, false);
}
return return_code;
}
/** UnParse a file. If you want a dump then give -out somefile. */
private static void unparse(
List<String> args, Option<String> out, boolean _unqualified, boolean _unmangle)
throws UserError, InterruptedException, IOException {
if (args.size() == 0) {
throw new UserError("The unparse command needs a file to unparse.");
}
String s = args.get(0);
List<String> rest = args.subList(1, args.size());
boolean unqualified = _unqualified;
boolean unmangle = _unmangle;
if (s.startsWith("-")) {
if (s.equals("-unqualified")) {
unqualified = true;
} else if (s.equals("-unmangle")) {
unmangle = true;
} else if (s.equals("-debug")) {
rest = Debug.parseOptions(rest);
} else if (s.equals("-out") && !rest.isEmpty()) {
out = Option.<String>some(rest.get(0));
rest = rest.subList(1, rest.size());
} else invalidFlag(s, "unparse");
unparse(rest, out, unqualified, unmangle);
} else {
unparse(s, out, unqualified, unmangle);
}
}
/** Automatically generate an API from a component. */
private static void api(List<String> args, Option<String> out, Option<String> prepend)
throws UserError, InterruptedException, IOException {
if (args.size() == 0) {
throw new UserError("Need a file to generate an API.");
}
String s = args.get(0);
List<String> rest = args.subList(1, args.size());
if (s.startsWith("-")) {
if (s.equals("-debug")) {
rest = Debug.parseOptions(rest);
} else if (s.equals("-out") && !rest.isEmpty()) {
out = Option.<String>some(rest.get(0));
rest = rest.subList(1, rest.size());
} else if (s.equals("-prepend") && !rest.isEmpty()) {
prepend = Option.<String>some(rest.get(0));
rest = rest.subList(1, rest.size());
} else invalidFlag(s, "api");
api(rest, out, prepend);
} else {
api(s, out, prepend);
}
}
/**
* Parse a file. If the file parses ok it will say "Ok". If you want a dump then give -out
* somefile.
*/
private static int parse(List<String> args, Option<String> out)
throws UserError, InterruptedException, IOException {
if (args.size() == 0) {
throw new UserError("Need a file to parse");
}
String s = args.get(0);
List<String> rest = args.subList(1, args.size());
if (s.startsWith("-")) {
if (s.equals("-debug")) {
rest = Debug.parseOptions(rest);
} else if (s.equals("-out") && !rest.isEmpty()) {
out = Option.<String>some(rest.get(0));
rest = rest.subList(1, rest.size());
} else invalidFlag(s, "parse");
return parse(rest, out);
} else {
return parse(s, out);
}
}
