
from flask import Response as ResponseBase, json, current_app, request


class Response(ResponseBase):
    """Extend flask.Response with support for list/dict conversion to JSON."""
    def __init__(self, content=None, *args, **kargs):
        if isinstance(content, (list, dict)):
            kargs['mimetype'] = 'application/json'
            content = to_json(content)

        super(Response, self).__init__(content, *args, **kargs)

    @classmethod
    def force_type(cls, response, environ=None):
        """Override with support for list/dict."""
        if isinstance(response, (list, dict)):
            return cls(response)
        else:
            return super(Response, cls).force_type(response, environ)


def to_json(content):
    """Converts content to json while respecting config options."""
    indent = None
    if (current_app.config['JSONIFY_PRETTYPRINT_REGULAR']
            and not request.is_xhr):
        indent = 2
    return json.dumps(content, indent=indent)


from flask import Response as ResponseBase, json, current_app, request


class Response(ResponseBase):
    """Extend flask.Response with support for list/dict conversion to JSON."""
    def __init__(self, content=None, *args, **kargs):
        if isinstance(content, (list, dict)):
            kargs['mimetype'] = 'application/json'
            content = to_json(content)

        super(Response, self).__init__(content, *args, **kargs)

    @classmethod
    def force_type(cls, response, environ=None):
        """Override with support for list/dict."""
        if isinstance(response, (list, dict)):
            return cls(response)
        else:
            return super(Response, cls).force_type(response, environ)


def to_json(content):
    """Converts content to json while respecting config options."""
    indent = None
    separators = (',', ':')

    if (current_app.config['JSONIFY_PRETTYPRINT_REGULAR']
            and not request.is_xhr):
        indent = 2
        separators = (', ', ': ')

    return (json.dumps(content, indent=indent, separators=separators), '\n')

Add explicit JSON separators and append newline to end of JSON string.
Add explicit JSON separators and append newline to end of JSON string.

  
  from flask import Response as ResponseBase, json, current_app, request
  
  
  class Response(ResponseBase):
      """Extend flask.Response with support for list/dict conversion to JSON."""
      def __init__(self, content=None, *args, **kargs):
          if isinstance(content, (list, dict)):
              kargs['mimetype'] = 'application/json'
              content = to_json(content)
  
          super(Response, self).__init__(content, *args, **kargs)
  
      @classmethod
      def force_type(cls, response, environ=None):
          """Override with support for list/dict."""
          if isinstance(response, (list, dict)):
              return cls(response)
          else:
              return super(Response, cls).force_type(response, environ)
  
  
  def to_json(content):
      """Converts content to json while respecting config options."""
      indent = None
+     separators = (',', ':')
+ 
      if (current_app.config['JSONIFY_PRETTYPRINT_REGULAR']
              and not request.is_xhr):
          indent = 2
-     return json.dumps(content, indent=indent)
+         separators = (', ', ': ')
  
+     return (json.dumps(content, indent=indent, separators=separators), '\n')
+ 
Add explicit JSON separators and append newline to end of JSON string.
## Code Before:

from flask import Response as ResponseBase, json, current_app, request


class Response(ResponseBase):
    """Extend flask.Response with support for list/dict conversion to JSON."""
    def __init__(self, content=None, *args, **kargs):
        if isinstance(content, (list, dict)):
            kargs['mimetype'] = 'application/json'
            content = to_json(content)

        super(Response, self).__init__(content, *args, **kargs)

    @classmethod
    def force_type(cls, response, environ=None):
        """Override with support for list/dict."""
        if isinstance(response, (list, dict)):
            return cls(response)
        else:
            return super(Response, cls).force_type(response, environ)


def to_json(content):
    """Converts content to json while respecting config options."""
    indent = None
    if (current_app.config['JSONIFY_PRETTYPRINT_REGULAR']
            and not request.is_xhr):
        indent = 2
    return json.dumps(content, indent=indent)

## Instruction:
Add explicit JSON separators and append newline to end of JSON string.
## Code After:

from flask import Response as ResponseBase, json, current_app, request


class Response(ResponseBase):
    """Extend flask.Response with support for list/dict conversion to JSON."""
    def __init__(self, content=None, *args, **kargs):
        if isinstance(content, (list, dict)):
            kargs['mimetype'] = 'application/json'
            content = to_json(content)

        super(Response, self).__init__(content, *args, **kargs)

    @classmethod
    def force_type(cls, response, environ=None):
        """Override with support for list/dict."""
        if isinstance(response, (list, dict)):
            return cls(response)
        else:
            return super(Response, cls).force_type(response, environ)


def to_json(content):
    """Converts content to json while respecting config options."""
    indent = None
    separators = (',', ':')

    if (current_app.config['JSONIFY_PRETTYPRINT_REGULAR']
            and not request.is_xhr):
        indent = 2
        separators = (', ', ': ')

    return (json.dumps(content, indent=indent, separators=separators), '\n')
