Examples with RecognitionError org.eclipse.ceylon.compiler.typechecker.parser.RecognitionError used on opensource projects

Example 1 with RecognitionError

use of org.eclipse.ceylon.compiler.typechecker.parser.RecognitionError in project ceylon by eclipse.

the class ErrorCollectingVisitor method printErrors.

public int printErrors(Writer out, DiagnosticListener diagnosticListener, boolean printWarnings, boolean printCount) throws IOException {
    int warnings = 0;
    int count = 0;
    List<PositionedMessage> errors = (!recogErrors.isEmpty()) ? recogErrors : analErrors;
    for (PositionedMessage pm : errors) {
        Message err = pm.message;
        if (err instanceof UsageWarning) {
            if (!printWarnings || ((UsageWarning) err).isSuppressed()) {
                continue;
            }
        }
        Node node = TreeUtil.getIdentifyingNode(pm.node);
        int line = err.getLine();
        int position = -1;
        if (err instanceof AnalysisMessage) {
            if (node != null && node.getToken() != null)
                position = node.getToken().getCharPositionInLine();
        } else if (err instanceof RecognitionError) {
            position = ((RecognitionError) err).getCharacterInLine();
        }
        String fileName = (node.getUnit() != null) ? node.getUnit().getFullPath() : "unknown";
        out.write(OSUtil.color(fileName, OSUtil.Color.blue));
        out.write(":");
        out.write(String.format("%d", line));
        out.write(": ");
        if (err instanceof UsageWarning) {
            out.write(OSUtil.color("warning", OSUtil.Color.yellow));
            warnings++;
        } else {
            out.write(OSUtil.color("error", OSUtil.Color.red));
            count++;
        }
        out.write(": ");
        out.write(err.getMessage());
        out.write(System.lineSeparator());
        String ln = getErrorSourceLine(pm);
        if (ln != null) {
            out.write(ln);
            out.write(System.lineSeparator());
            out.write(getErrorMarkerLine(position));
            out.write(System.lineSeparator());
        }
        if (diagnosticListener != null) {
            File file = null;
            boolean warning = err instanceof UsageWarning;
            if (node.getUnit() != null && node.getUnit().getFullPath() != null)
                file = new File(node.getUnit().getFullPath()).getAbsoluteFile();
            if (position != -1)
                // make it 1-based
                position++;
            if (warning)
                diagnosticListener.warning(file, line, position, err.getMessage());
            else
                diagnosticListener.error(file, line, position, err.getMessage());
        }
    }
    if (printCount) {
        if (count > 0)
            out.write(String.format("%d %s%n", count, count == 1 ? "error" : "errors"));
        if (warnings > 0)
            out.write(String.format("%d %s%n", warnings, warnings == 1 ? "warning" : "warnings"));
    }
    out.flush();
    return count;
}