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Utility method to truncate formatted lines to specified width

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Kovid Goyal
2018-04-25 19:34:04 +05:30
parent 61a2360df5
commit 0be0963dc7
4 changed files with 79 additions and 15 deletions
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10
kitty_tests/datatypes.py
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@@ -5,7 +5,7 @@
from kitty.config import build_ansi_color_table, defaults
from kitty.fast_data_types import (
REVERSE, ColorProfile, Cursor as C, HistoryBuf, LineBuf,
parse_input_from_terminal, wcswidth, wcwidth
parse_input_from_terminal, wcswidth, wcwidth, truncate_point_for_length
)
from kitty.rgb import to_color
from kitty.utils import sanitize_title
@@ -338,7 +338,15 @@ class TestDataTypes(BaseTest):
self.ae(tuple(map(w, 'a1\0コニチ ✔')), (1, 1, 0, 2, 2, 2, 1, 1))
self.ae(wcswidth('\u2716\u2716\ufe0f\U0001f337'), 5)
self.ae(wcswidth('\033a\033[2mb'), 2)
tpl = truncate_point_for_length
self.ae(tpl('abc', 4), 3)
self.ae(tpl('abc', 2), 2)
self.ae(tpl('abc', 0), 0)
self.ae(tpl('a\U0001f337', 2), 1)
self.ae(tpl('a\U0001f337', 3), 2)
self.ae(tpl('a\U0001f337b', 4), 3)
self.ae(sanitize_title('a\0\01 \t\n\f\rb'), 'a b')
self.ae(tpl('a\x1b[31mbc', 2), 7)
def tp(*data, leftover='', text='', csi='', apc='', ibp=False):
text_r, csi_r, apc_r, rest = [], [], [], []