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# Copyright 2017-2020 Palantir Technologies, Inc.
# Copyright 2021- Python Language Server Contributors.
import logging
from pylsp import _utils, hookimpl, uris
log = logging.getLogger(__name__)
@hookimpl
def pylsp_rename(config, workspace, document, position, new_name):
log.debug(
"Executing rename of %s to %s", document.word_at_position(position), new_name
)
kwargs = _utils.position_to_jedi_linecolumn(document, position)
kwargs["new_name"] = new_name
try:
refactoring = document.jedi_script().rename(**kwargs)
except NotImplementedError as exc:
raise Exception(
"No support for renaming in Python 2/3.5 with Jedi. "
"Consider using the pylsp-rope plugin instead"
) from exc
log.debug("Finished rename: %s", refactoring.get_diff())
changes = []
changed_files = refactoring.get_changed_files()
for file_path, changed_file in changed_files.items():
uri = uris.from_fs_path(str(file_path))
doc = workspace.get_maybe_document(uri)
changes.append(
{
"textDocument": {"uri": uri, "version": doc.version if doc else None},
"edits": [
{
"range": {
"start": {"line": 0, "character": 0},
"end": {
"line": _num_lines(changed_file.get_new_code()),
"character": 0,
},
},
"newText": changed_file.get_new_code(),
}
],
}
)
return {"documentChanges": changes}
def _num_lines(file_contents):
"Count the number of lines in the given string."
if _utils.get_eol_chars(file_contents):
return len(file_contents.splitlines())
return 0
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