ahamilton/diff-edit
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editor: Add tab alignment command

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This commit is contained in:
Andrew Hamilton 2022-01-08 10:01:57 +10:00
parent cd88668f17
commit 9cd9fff96c
3 changed files with 28 additions and 8 deletions
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18
diff_edit/editor.py
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@ -425,6 +425,22 @@ class Editor:
if empty_selection:
self.delete_character()
def tab_align(self):
if self.cursor_y == 0:
return
self.jump_to_start_of_line()
self.cursor_up()
while self._current_character() == " ":
self.cursor_right()
indent = self.cursor_x
self.cursor_down()
self.jump_to_start_of_line()
self.set_mark()
while self._current_character() == " ":
self.cursor_right()
self.delete_selection()
self.insert_text(" " * indent)
def join_lines(self):
if self.cursor_y == 0:
self.jump_to_start_of_line()
@ -564,7 +580,7 @@ class Editor:
terminal.ALT_H: highlight_block, terminal.CTRL_R: syntax_highlight_all,
terminal.CTRL_L: center_cursor, terminal.ALT_SEMICOLON: comment_highlighted,
terminal.ALT_c: cycle_syntax_highlighting, terminal.CTRL_X: prefix, terminal.ESC: quit,
terminal.CTRL_C: ctrl_c, terminal.CTRL_K: delete_line}
terminal.CTRL_C: ctrl_c, terminal.CTRL_K: delete_line, terminal.TAB: tab_align}
def main():

2
setup.py
View file

@ -18,4 +18,4 @@ setup(name="diff-edit",
entry_points={"console_scripts": ["diff-edit=diff_edit:main"]},
install_requires=[
"pygments==2.10.0", "docopt==0.6.2",
"fill3 @ git+https://github.com/ahamilton/eris@v2022.01.07#subdirectory=fill3"])
"fill3 @ git+https://github.com/ahamilton/eris@v2022.01.08#subdirectory=fill3"])

16
tests/editor_test.py
View file

@ -144,23 +144,27 @@ class EditorTestCase(unittest.TestCase):
(self.editor.page_down, text, (0, 3)), (self.editor.page_down, text, (0, 3))])
def test_join_lines(self):
text = " \nab- \n -cd "
self._set_editor(text, (4, 2))
self._set_editor(" \nab- \n -cd ", (4, 2))
self._assert_changes([(self.editor.join_lines, " \nab- -cd ", (3, 1)),
(self.editor.join_lines, "ab- -cd ", (0, 0)),
(self.editor.join_lines, "ab- -cd ", (0, 0))])
def test_delete_line(self):
text = "a \ndef"
self._set_editor(text, (1, 0))
self._set_editor("a \ndef", (1, 0))
self._assert_changes([(self.editor.delete_line, "adef", (1, 0)),
(self.editor.delete_line, "a", (1, 0))])
text = "\nabc"
self._set_editor(text, (0, 0))
self._set_editor("\nabc", (0, 0))
self._assert_changes([(self.editor.delete_line, "abc", (0, 0)),
(self.editor.delete_line, "", (0, 0)),
(self.editor.delete_line, "", (0, 0))])
def test_tab_align(self):
text = " a\n b"
self._set_editor(text, (0, 0))
self._assert_changes([(self.editor.tab_align, text, (0, 0)),
(self.editor.cursor_down, text, (0, 1)),
(self.editor.tab_align, " a\n b", (1, 1))])
if __name__ == "__main__":
unittest.main()