private String formatString()

in src/main/java/org/apache/sling/scripting/sightly/impl/engine/extension/FormatFilterExtension.java [166:184]

• 19 lines of code
• 3 McCabe index (conditional complexity)

    private String formatString(RuntimeObjectModel runtimeObjectModel, String source, Object[] params) {
        if (params == null) {
            return null;
        }
        Matcher matcher = PLACEHOLDER_REGEX.matcher(source);
        StringBuilder builder = new StringBuilder();
        int lastPos = 0;
        while (matcher.find()) {
            String group = matcher.group();
            int paramIndex = Integer.parseInt(group.substring(1, group.length() - 1));
            String replacement = toString(runtimeObjectModel, params, paramIndex);
            int matchStart = matcher.start();
            int matchEnd = matcher.end();
            builder.append(source, lastPos, matchStart).append(replacement);
            lastPos = matchEnd;
        }
        builder.append(source, lastPos, source.length());
        return builder.toString();
    }