Get completions for the current input.
(self, document: Document, _complete_event: object)
| 63 | self.custom_settings = custom_settings |
| 64 | |
| 65 | def get_completions(self, document: Document, _complete_event: object) -> Iterable[Completion]: |
| 66 | """Get completions for the current input.""" |
| 67 | # Find the beginning of the current word based on delimiters |
| 68 | line = document.text |
| 69 | cursor_pos = document.cursor_position |
| 70 | |
| 71 | # Define delimiters for completion to match cmd2/readline behavior |
| 72 | delimiters = BASE_DELIMITERS |
| 73 | delimiters += "".join(self.cmd_app.statement_parser.terminators) |
| 74 | |
| 75 | # Find last delimiter before cursor to determine the word being completed |
| 76 | begidx = 0 |
| 77 | for i in range(cursor_pos - 1, -1, -1): |
| 78 | if line[i] in delimiters: |
| 79 | begidx = i + 1 |
| 80 | break |
| 81 | |
| 82 | endidx = cursor_pos |
| 83 | text = line[begidx:endidx] |
| 84 | |
| 85 | completions = self.cmd_app.complete( |
| 86 | text, line=line, begidx=begidx, endidx=endidx, custom_settings=self.custom_settings |
| 87 | ) |
| 88 | |
| 89 | if completions.error: |
| 90 | print_formatted_text(pt_filter_style(completions.error)) |
| 91 | return |
| 92 | |
| 93 | # Print completion table if present |
| 94 | if completions.table is not None: |
| 95 | console = ru.Cmd2GeneralConsole(file=self.cmd_app.stdout) |
| 96 | with console.capture() as capture: |
| 97 | console.print(completions.table, end="", soft_wrap=False) |
| 98 | print_formatted_text(pt_filter_style("\n" + capture.get())) |
| 99 | |
| 100 | if not completions: |
| 101 | # # Print hint if present |
| 102 | if completions.hint: |
| 103 | print_formatted_text(pt_filter_style(completions.hint)) |
| 104 | return |
| 105 | |
| 106 | # The length of the user's input minus any shortcut. |
| 107 | search_text_length = len(text) - completions._search_text_offset |
| 108 | |
| 109 | # If matches require quoting but the word isn't quoted yet, we insert the |
| 110 | # opening quote directly into the buffer. We do this because if any completions |
| 111 | # change text before the cursor (like prepending a quote), prompt-toolkit will |
| 112 | # not return a common prefix to the command line. By modifying the buffer |
| 113 | # and returning early, we trigger a new completion cycle where the quote |
| 114 | # is already present, allowing for proper common prefix calculation. |
| 115 | if completions._add_opening_quote and search_text_length > 0: |
| 116 | buffer = get_app().current_buffer |
| 117 | |
| 118 | buffer.cursor_left(search_text_length) |
| 119 | buffer.insert_text(completions._quote_char) |
| 120 | buffer.cursor_right(search_text_length) |
| 121 | return |
| 122 |