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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def injectable_definition(inj_name):
 """ Get the source of an injectable function. If an injectable is a registered Python variable and not a function then all that is returned is {'type': 'variable'}. If the column is a registered function then the JSON returned has keys "type", "filename", "lineno", "text", and "html". "text" is the raw text of the function, "html" has been marked up by Pygments. """

    inj_type = orca.injectable_type(inj_name)

    if inj_type == 'variable':
        return jsonify(type='variable')
    else:
        filename, lineno, source = \
            orca.get_injectable_func_source_data(inj_name)
        html = highlight(source, PythonLexer(), HtmlFormatter())
        return jsonify(
            type='function', filename=filename, lineno=lineno, text=source,
            html=html)