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diff kitten has working syntax highlighting

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Kovid Goyal
2018-05-08 14:48:01 +05:30
parent 7b1626a38f
commit 96793a296c
6 changed files with 202 additions and 64 deletions
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26
kitty_tests/diff.py
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@@ -22,13 +22,25 @@ class TestDiff(BaseTest):
for src in (left, right):
self.assertEqual((prefix, suffix), (src[:pc], src[-sc:] if sc else ''))
def test_split_to_size(self):
from kittens.diff.render import split_to_size_with_center
def test_split_with_highlights(self):
from kittens.diff.render import split_with_highlights, Segment, truncate_points
self.ae(list(truncate_points('1234567890ab', 3)), [3, 6, 9])
for line, width, prefix_count, suffix_count, expected in [
('abcdefgh', 20, 2, 3, ('abSScdeEEfgh',)),
('abcdefgh', 20, 2, 0, ('abSScdefgh',)),
('abcdefgh', 3, 2, 3, ('abSSc', 'SSdeEEf', 'gh')),
('abcdefgh', 2, 4, 1, ('ab', 'cd', 'SSef', 'SSgEEh')),
('abcdefgh', 20, 2, 0, ('abSScdefghEE',)),
('abcdefgh', 3, 2, 3, ('abSScEE', 'SSdeEEf', 'gh')),
('abcdefgh', 2, 4, 1, ('ab', 'cd', 'SSefEE', 'SSgEEh')),
]:
self.ae(expected, tuple(split_to_size_with_center(
line, width, prefix_count, suffix_count, 'SS', 'EE')))
seg = Segment(prefix_count, 'SS')
seg.end = len(line) - suffix_count
seg.end_code = 'EE'
self.ae(expected, tuple(split_with_highlights(line, width, [], seg)))
def h(s, e, w):
ans = Segment(s, 'S{}S'.format(w))
ans.end = e
ans.end_code = 'E{}E'.format(w)
return ans
highlights = [h(0, 1, 1), h(1, 3, 2)]
self.ae(['S1SaE1ES2SbcE2Ed'], split_with_highlights('abcd', 10, highlights))