MTemplateDebugger1.json

{
    "reset": "@Override\n    public void reset() {\n        super.reset();\n        // so we can use it more than one time\n        exprs = null;\n        script = null;\n    }",
    "debug": "public boolean debug(final JxltEngine.Template jt) {\n        if (!(jt instanceof TemplateScript)) {\n            return false;\n        }\n        final TemplateScript ts = (TemplateScript) jt;\n        // ensure expr is not null for templates\n        this.exprs = ts.getExpressions() == null? new TemplateExpression[0] : ts.getExpressions();\n        this.script = ts.getScript();\n        start = 0;\n        end = 0;\n        indentLevel = 0;\n        builder.setLength(0);\n        cause = script;\n        final int num = script.jjtGetNumChildren();\n        for (int i = 0; i < num; ++i) {\n            final JexlNode child = script.jjtGetChild(i);\n            acceptStatement(child, null);\n        }\n        // the last line\n        if (builder.length() > 0 && builder.charAt(builder.length() - 1) != '\\n') {\n            builder.append('\\n');\n        }\n        end = builder.length();\n        return end > 0;\n    }",
    "visit": "private Object visit(final CompositeExpression expr, final Object data) {\n        for (final TemplateExpression ce : expr.exprs) {\n            visit(ce, data);\n        }\n        return data;\n    }",
    "acceptStatement": "@Override\n    protected Object acceptStatement(final JexlNode child, final Object data) {\n        // if not really a template, must use super impl\n        if (exprs == null) {\n            return super.acceptStatement(child, data);\n        }\n        final TemplateExpression te = getPrintStatement(child);\n        if (te != null) {\n            // if statement is a jexl:print(...), may need to prepend '\\n'\n            newJxltLine();\n            return visit(te, data);\n        }\n        // if statement is not a jexl:print(...), need to prepend '$$'\n        newJexlLine();\n        return super.acceptStatement(child, data);\n    }",
    "getPrintStatement": "private TemplateExpression getPrintStatement(final JexlNode child) {\n        if (exprs != null && child instanceof ASTFunctionNode) {\n            final ASTFunctionNode node = (ASTFunctionNode) child;\n            final ASTIdentifier ns = (ASTIdentifier) node.jjtGetChild(0);\n            final JexlNode args = node.jjtGetChild(1);\n            if (\"jexl\".equals(ns.getNamespace())\n                && \"print\".equals(ns.getName())\n                && args.jjtGetNumChildren() == 1\n                && args.jjtGetChild(0) instanceof ASTNumberLiteral) {\n                final ASTNumberLiteral exprn = (ASTNumberLiteral) args.jjtGetChild(0);\n                final int n = exprn.getLiteral().intValue();\n                if (n >= 0 && n < exprs.length) {\n                    return exprs[n];\n                }\n            }\n        }\n        return null;\n    }",
    "newJexlLine": "private void newJexlLine() {\n        final int length = builder.length();\n        if (length == 0) {\n            builder.append(\"$$ \");\n        } else {\n            for (int i = length - 1; i >= 0; --i) {\n                final char c = builder.charAt(i);\n                switch (c) {\n                    case '\\n':\n                        builder.append(\"$$ \");\n                        return;\n                    case '}':\n                        builder.append(\"\\n$$ \");\n                        return;\n                    case ' ':\n                    case ';':\n                        return;\n                    default: // continue\n                }\n            }\n        }\n    }",
    "newJxltLine": "private void newJxltLine() {\n        final int length = builder.length();\n        for (int i = length - 1; i >= 0; --i) {\n            final char c = builder.charAt(i);\n            switch (c) {\n                case '\\n':\n                case ';':\n                    return;\n                case '}':\n                    builder.append('\\n');\n                    return;\n                default: // continue\n            }\n        }\n    }"
}