in lib/builtin.js [225:233]
stringify(args, level) {
const expr = args[0];
this.generator.emit('json_encode(');
this.generator.visitExpr(expr, level);
if(expr.inferred && expr.inferred.type === 'model') {
this.generator.emit('->toArray()');
}
this.generator.emit(', JSON_UNESCAPED_UNICODE + JSON_UNESCAPED_SLASHES)');
}