Examples with PrintNode com.mitchellbosecke.pebble.node.PrintNode used on opensource projects

Example 1 with PrintNode

use of com.mitchellbosecke.pebble.node.PrintNode in project symja_android_library by axkr.

the class IOFunctions method templateCompile.

/**
 * Compile the template into an object hierarchy representation for the
 * <a href="https://github.com/PebbleTemplates/pebble">Pebble template engine</a>.
 *
 * @param templateStr
 * @return
 */
private static PebbleTemplate templateCompile(String templateStr) {
    List<RenderableNode> nodes = new ArrayList<>();
    final int length = templateStr.length();
    int currentPosition = 0;
    int counter = 1;
    int lastLineNumber = 0;
    int lineNumber = 0;
    int lastPosition = 0;
    while (currentPosition < length) {
        char ch = templateStr.charAt(currentPosition++);
        if (ch == '\n') {
            lineNumber++;
            continue;
        }
        if (ch == '`') {
            if (lastPosition < currentPosition - 1) {
                nodes.add(new TextNode(templateStr.substring(lastPosition, currentPosition - 1), lastLineNumber));
                lastPosition = currentPosition;
                lastLineNumber = lineNumber;
            }
            int j = currentPosition;
            StringBuilder nameBuf = new StringBuilder();
            while (j < length) {
                char nextCh = templateStr.charAt(j++);
                if (nextCh == '`') {
                    if (j == currentPosition + 1) {
                        nameBuf.append(counter++);
                    }
                    currentPosition = j;
                    break;
                }
                nameBuf.append(nextCh);
            }
            Expression<?> expression = new ContextVariableExpression(nameBuf.toString(), lineNumber);
            nodes.add(new PrintNode(expression, lineNumber));
            lastPosition = currentPosition;
            lastLineNumber = lineNumber;
        }
    }
    if (lastPosition < length) {
        nodes.add(new TextNode(templateStr.substring(lastPosition, length), lineNumber));
        lastPosition = currentPosition;
    }
    BodyNode body = new BodyNode(0, nodes);
    RootNode rootNode = new RootNode(body);
    return new PebbleTemplateImpl(PEBBLE_ENGINE, rootNode, templateStr);
}