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#
# Copyright 2018 Free Software Foundation, Inc.
#
# This file is part of GNU Radio
#
# SPDX-License-Identifier: GPL-3.0-or-later
#
#
""" Module to rename blocks """
from __future__ import print_function
from __future__ import absolute_import
from __future__ import unicode_literals
import re
import click
from ..core import get_block_candidates, ModToolRename
from ..tools import SequenceCompleter
from .base import common_params, block_name, run, cli_input, ModToolException
@click.command('rename', short_help=ModToolRename.description)
@common_params
@block_name
@click.argument('new-name', metavar="NEW-BLOCK-NAME", nargs=1, required=False)
def cli(**kwargs):
"""
\b
Rename a block inside a module.
The argument NEW-BLOCK-NAME is the new name of the block.
"""
kwargs['cli'] = True
self = ModToolRename(**kwargs)
click.secho("GNU Radio module name identified: " + self.info['modname'], fg='green')
# first make sure the old block name is provided
get_oldname(self)
click.secho("Block/code to rename identifier: " + self.info['oldname'], fg='green')
self.info['fulloldname'] = self.info['modname'] + '_' + self.info['oldname']
# now get the new block name
get_newname(self)
click.secho("Block/code identifier: " + self.info['newname'], fg='green')
self.info['fullnewname'] = self.info['modname'] + '_' + self.info['newname']
run(self)
def get_oldname(self):
""" Get the old block name to be replaced """
block_candidates = get_block_candidates()
if self.info['oldname'] is None:
with SequenceCompleter(block_candidates):
while not self.info['oldname'] or self.info['oldname'].isspace():
self.info['oldname'] = cli_input("Enter name of block/code to rename "+
"(without module name prefix): ")
if self.info['oldname'] not in block_candidates:
choices = [x for x in block_candidates if self.info['oldname'] in x]
if len(choices) > 0:
click.secho("Suggested alternatives: "+str(choices), fg='yellow')
raise ModToolException("Blockname for renaming does not exists!")
if not re.match('[a-zA-Z0-9_]+', self.info['oldname']):
raise ModToolException('Invalid block name.')
def get_newname(self):
""" Get the new block name """
if self.info['newname'] is None:
while not self.info['newname'] or self.info['newname'].isspace():
self.info['newname'] = cli_input("Enter name of block/code "+
"(without module name prefix): ")
if not re.match('[a-zA-Z0-9_]+', self.info['newname']):
raise ModToolException('Invalid block name.')
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