Takes a file generated by AspNetCore.RouteAnalyzer and converts to a CSV.

routes-to-csv.py

# Takes a file generated by AspNetCore.RouteAnalyzer and converts to a CSV.
# Note: you'll need to remove the RouteInformation prefix and quote the object
# keys to transform the output into legitimate JSON before using.
import sys
import json
import re

# MyController.Index(My.Namespace.Controllers.MyController.Index (My.AssemblyName))
invocationRegex = re.compile(r"(\w+)\.(\w+) \(([\w\.]+) \(([\w\.]+)\)\)")

with open('routes.json') as json_data:
    objects = json.load(json_data)
    for obj in objects:
        area = obj['Area']
        path = obj['Path'].split('/')[1:]
        invocation = obj['Invocation']

        m = invocationRegex.match(invocation)
        if not m:
            print("Could not parse invocation", file=sys.stderr)
            exit(1)

        controller = m.group(1)
        action = m.group(2)
        qualified = m.group(3)
        assembly = m.group(4)

        # Remove the ...Controller.Action at the end.
        namespace = '.'.join(qualified.split('.')[:-2])

        result = [namespace, area, controller, action]
        result.extend(path)

        line = ','.join(result)
        print(line)