/** 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);
}
}
/**
* @param tokens
* @return
* @throws InterruptedException
* @throws Throwable
*/
public static int subMain(String[] tokens) throws InterruptedException, Throwable {
int return_code = 0;
// Now match the assembled string.
try {
String what = tokens[0];
List<String> args = Arrays.asList(tokens).subList(1, tokens.length);
if (what.equals("compile")) {
useCompilerLibraries();
setTypeChecking(true);
setPhaseOrder(PhaseOrder.compilerPhaseOrder);
return_code = compilerPhases(args, Option.<String>none(), what);
} else if (what.equals("junit")) {
return_code = junit(args);
} else if (what.equals("link")) {
useCompilerLibraries();
setTypeChecking(true);
setPhaseOrder(PhaseOrder.compilerPhaseOrder);
return_code = link(args);
} else if (what.equals("build")) {
useCompilerLibraries();
setTypeChecking(true);
setPhaseOrder(PhaseOrder.compilerPhaseOrder);
return_code = link(args);
} else if (what.equals("walk")) {
useInterpreterLibraries();
setScala(false);
setPhaseOrder(PhaseOrder.interpreterPhaseOrder);
walk(args);
} else if (what.equals("api")) {
useCompilerLibraries();
api(args, Option.<String>none(), Option.<String>none());
} else if (what.equals("compare")) {
useCompilerLibraries();
compare(args);
} else if (what.equals("parse")) {
useCompilerLibraries();
return_code = parse(args, Option.<String>none());
} else if (what.equals("unparse")) {
useCompilerLibraries();
unparse(args, Option.<String>none(), false, false);
} else if (what.equals("disambiguate")) {
useCompilerLibraries();
setPhaseOrder(PhaseOrder.disambiguatePhaseOrder);
return_code = compilerPhases(args, Option.<String>none(), what);
} else if (what.equals("desugar")) {
useCompilerLibraries();
setTypeChecking(true);
setObjExprDesugaring(true);
setPhaseOrder(PhaseOrder.desugarPhaseOrder);
return_code = compilerPhases(args, Option.<String>none(), what);
} else if (what.equals("grammar")) {
useCompilerLibraries();
setPhaseOrder(PhaseOrder.grammarPhaseOrder);
return_code = compilerPhases(args, Option.<String>none(), what);
} else if (what.equals("typecheck")) {
useCompilerLibraries();
setTypeChecking(true);
setPhaseOrder(PhaseOrder.typecheckPhaseOrder);
return_code = compilerPhases(args, Option.<String>none(), what);
} else if (what.equals("test-coercion")) {
useCompilerLibraries();
setTypeChecking(true);
setPhaseOrder(PhaseOrder.typecheckPhaseOrder);
return_code = compilerPhases(args, Option.<String>none(), what);
} else if (what.equals("typecheck-old")) {
useInterpreterLibraries();
setScala(false);
/* TODO: remove the next line once type checking is permanently turned on */
setTypeChecking(true);
setPhaseOrder(PhaseOrder.typecheckPhaseOrder);
return_code = compilerPhases(args, Option.<String>none(), what);
} else if (what.equals("test")) {
useInterpreterLibraries();
setScala(false);
setPhaseOrder(PhaseOrder.interpreterPhaseOrder);
walkTests(args, false);
} else if (what.contains(ProjectProperties.COMP_SOURCE_SUFFIX)
|| (what.startsWith("-") && tokens.length > 1)) {
useInterpreterLibraries();
setScala(false);
setPhaseOrder(PhaseOrder.interpreterPhaseOrder);
walk(Arrays.asList(tokens));
} else if (what.equals("help")) {
useCompilerLibraries();
printHelpMessage();
} else if (what.equals("expand") && tokens.length == 2) {
System.out.println(ProjectProperties.get(tokens[1], ""));
} else {
useCompilerLibraries();
printUsageMessage();
}
} catch (StaticError e) {
System.err.println(e);
if (Debug.stackTraceOn()) {
e.printStackTrace();
}
return_code = -1;
} catch (UserError error) {
System.err.println(error.getMessage());
return_code = -1;
} catch (IOException error) {
System.err.println(error.getMessage());
return_code = -2;
} catch (CompilerBug error) {
System.err.println(error.getMessage());
if (Debug.stackTraceOn()) {
error.printStackTrace();
}
return_code = -3;
}
Init.allowForLeakChecks();
return return_code;
}