130 lines
3.9 KiB
Python
130 lines
3.9 KiB
Python
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#!/usr/bin/env python3
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import re
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import subprocess as sp
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import sys
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import json
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re_full = re.compile(r'(?P<name>^.*?$)(?P<desc>.*?)(^Argument.*?$(?P<args>.*?))?(^Result[^\n]*?:\s*$(?P<resl>.*?))?(^Exampl.*?$(?P<exmp>.*))?', re.DOTALL | re.MULTILINE)
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re_argline = re.compile(r'^("?)(?P<name>.*?)\1\s+\((?P<type>.*?)\)\s*(?P<desc>.*)$', re.DOTALL)
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def get_type(arg_type, full_line):
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if arg_type is None:
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return 'string'
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arg_type = arg_type.lower()
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if 'numeric' in arg_type:
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return 'number'
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if 'bool' in arg_type:
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return 'boolean'
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if 'string' in arg_type:
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return 'string'
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if 'object' in arg_type:
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return 'object'
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raise Exception('Not implemented: ' + arg_type)
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def parse_params(args):
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arguments = []
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if args:
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for line in re.split('\s*\d+\.\s+', args, re.DOTALL):
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if not line or not line.strip() or line.strip().startswith('None'):
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continue
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arg_parsed = re_argline.fullmatch(line)
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if arg_parsed is None:
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raise Exception("Unparsable argument: " + line)
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arg_name, arg_type, arg_desc = arg_parsed.group('name', 'type', 'desc')
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if not arg_type:
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raise Exception('Not implemented: ' + arg_type)
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arg_required = 'required' in arg_type or 'optional' not in arg_type
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arg_refined_type = get_type(arg_type, line)
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arg_desc = re.sub('\s+', ' ', arg_desc.strip()) if arg_desc else []
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arguments.append({
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'name': arg_name,
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'type': arg_refined_type,
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'description': arg_desc,
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'is_required': arg_required
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})
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return arguments
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def process_examples(examples: str):
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if not examples:
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return []
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examples = examples.strip()
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splits = examples.split('\n')
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result = []
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inner = {}
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for s in splits:
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if not s:
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continue
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if '> curl' in s:
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inner['curl'] = s.strip()
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elif '> lbrycrd' in s:
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inner['cli'] = s.strip()
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else:
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if 'title' in inner:
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result.append(inner)
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inner = {}
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inner['title'] = s.strip()
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result.append(inner)
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return result
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def get_api(section_name, command, command_help):
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parsed = re_full.fullmatch(command_help)
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if parsed is None:
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raise Exception('Unable to resolve help format for ' + command)
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name, desc, args, resl, exmp = parsed.group('name', 'desc', 'args', 'resl', 'exmp')
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arguments = parse_params(args)
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cmd_desc = re.sub('\s+', ' ', desc.strip()) if desc else ''
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examp_desc = process_examples(exmp)
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cmd_resl = resl.strip() if resl else None
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ret = {
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'name': command,
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'namespace': section_name,
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'description': cmd_desc,
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'arguments': arguments,
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'examples': examp_desc
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}
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if cmd_resl is not None:
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ret['returns'] = cmd_resl
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return ret
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def write_api():
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if len(sys.argv) < 2:
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print("Missing required argument: <path to CLI tool>", file=sys.stderr)
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sys.exit(1)
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cli_tool = sys.argv[1]
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result = sp.run([cli_tool, "help"], stdout=sp.PIPE, universal_newlines=True)
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commands = result.stdout
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sections = re.split('^==\s*(.*?)\s*==$', commands, flags=re.MULTILINE)
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apis = []
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for section in sections:
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if not section:
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continue
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lines = section.splitlines()
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if len(lines) == 1:
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section_name = lines[0]
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continue
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for command in sorted(lines[1:]):
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if not command:
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continue
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command = command.split(' ')[0]
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result = sp.run([cli_tool, "help", command], stdout=sp.PIPE, universal_newlines=True)
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apis.append(get_api(section_name, command, result.stdout))
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print(json.dumps(apis, indent=4))
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if __name__ == '__main__':
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write_api()
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