Examples with FINAL org.apache.groovy.parser.antlr4.GroovyLexer.FINAL used on opensource projects

Example 16 with FINAL

use of org.apache.groovy.parser.antlr4.GroovyLexer.FINAL in project groovy by apache.

the class LexerFrame method scanScript.

private void scanScript(final StringReader reader) throws Exception {
    scriptPane.read(reader, null);
    reader.reset();
    // create lexer
    final GroovyLangLexer lexer = new GroovyLangLexer(reader);
    tokenPane.setEditable(true);
    tokenPane.setText("");
    int line = 1;
    final ButtonGroup bg = new ButtonGroup();
    Token token;
    int tokenCnt = 0;
    while (true) {
        token = lexer.nextToken();
        JToggleButton tokenButton = new JToggleButton(tokens.get(token.getType()));
        tokenButton.setFont(MONOSPACED_FONT);
        bg.add(tokenButton);
        tokenButton.addActionListener(this);
        tokenButton.setToolTipText(token.getText());
        tokenButton.putClientProperty("token", token);
        tokenButton.setMargin(new Insets(0, 1, 0, 1));
        tokenButton.setFocusPainted(false);
        if (token.getLine() > line) {
            tokenPane.getDocument().insertString(tokenPane.getDocument().getLength(), "\n", null);
            line = token.getLine();
        }
        insertComponent(tokenButton);
        tokenCnt++;
        if (eof().equals(token.getType())) {
            break;
        }
    }
    tokenStreamLabel.setText(" Token Stream(" + tokenCnt + "):");
    tokenPane.setEditable(false);
    tokenPane.setCaretPosition(0);
    reader.close();
}