Checks syntax of reStructuredText and code blocks nested within it.

From pip:

$ pip install --upgrade rstcheck

• Bash
• C (C99)
• C++ (C++11)
• JSON
• Python
• reStructuredText

With bad Python syntax:

====
Test
====

.. code-block:: python

    print(

$ rstcheck bad_python.rst
bad_python.rst:7: (ERROR/3) (python) unexpected EOF while parsing

With bad C++ syntax:

====
Test
====

.. code-block:: cpp

    int main()
    {
        return x;
    }

$ rstcheck bad_cpp.rst
bad_cpp.rst:9: (ERROR/3) (cpp) error: 'x' was not declared in this scope

With bad syntax in the reStructuredText document itself:

====
Test
===

$ rstcheck bad_rst.rst
bad_rst.rst:1: (SEVERE/4) Title overline & underline mismatch.

usage: rstcheck [-h] [--report level] [--ignore language] files [files ...]

Checks code blocks in reStructuredText.

positional arguments:
  files              files to check

optional arguments:
  -h, --help         show this help message and exit
  --report level     report system messages at or higher than level; 1 info, 2
                     warning, 3 error, 4 severe, 5 none (default: 1)
  --ignore language  comma-separated list of languages to ignore

To check reStructuredText in Vim using Syntastic:

let g:syntastic_rst_checkers = ['rstcheck']