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Add 'g:lightline#gitdiff#show_empty_indicators' option #17

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Merged
merged 12 commits into from
Jun 17, 2020
Merged

Add 'g:lightline#gitdiff#show_empty_indicators' option #17

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4eef07b
Add 'g:lightline#gitdiff#show_empty_indicators' option
gblock0 Jun 14, 2020
bb6d315
Update README
gblock0 Jun 14, 2020
6d3b9ba
Update #write_calculation_to_cache to support show_all_indicators for…
gblock0 Jun 15, 2020
ad34a07
Add tests for 'show_empty_indicators'
gblock0 Jun 16, 2020
aa1d408
Merge pull request #1 from gblock0/AddShowIndicatorsTest
gblock0 Jun 16, 2020
67cc2ea
Rename lightline#gitdiff#algorithm to LightlineGitDiffAlgorithm
gblock0 Jun 17, 2020
1ac663a
Add more show_empty_indicators tests
gblock0 Jun 17, 2020
3af3376
Change lightline#gitdiff#algorithm to LightlineGitDiffAlgorithm in
gblock0 Jun 17, 2020
2a3bd79
Update numstat algorithm
gblock0 Jun 17, 2020
33dcb62
Fix double return
gblock0 Jun 17, 2020
f592e85
Cleanup comment
gblock0 Jun 17, 2020
86e9c9f
Merge pull request #2 from gblock0/AddShowIndicatorsTest
gblock0 Jun 17, 2020
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5 changes: 5 additions & 0 deletions README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -115,6 +115,11 @@ provide your own. Take a look at the source of both functions for inspiration
or consult me if you need help. I am happy to bundle additional faster and more
feature-rich algorithms in the package.

You can show empty indicators (i.e. `A: 0 D: 0 M: 0`) in the following way:
```vim
let g:lightline#gitdiff#show_empty_indicators = 1
```

# How it works / performance

In the background, `lightline#gitdiff#get()` calls `git --numstat` or `git
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7 changes: 4 additions & 3 deletions autoload/lightline/gitdiff/algorithms/word_diff_porcelain.vim
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Expand Up @@ -17,16 +17,17 @@ function! lightline#gitdiff#algorithms#word_diff_porcelain#calculate(buffer) abo
let l:lines_modified = len(filter(copy(l:changes), { idx, val -> val ==# 'M' }))

let l:ret = {}
let l:show_empty_indicators = exists('g:lightline#gitdiff#show_empty_indicators') && g:lightline#gitdiff#show_empty_indicators

if l:lines_added > 0
if l:lines_added > 0 || l:show_empty_indicators
let l:ret['A'] = l:lines_added
endif

if l:lines_deleted > 0
if l:lines_deleted > 0 || l:show_empty_indicators
let l:ret['D'] = l:lines_deleted
endif

if l:lines_modified > 0
if l:lines_modified > 0 || l:show_empty_indicators
let l:ret['M'] = l:lines_modified
endif

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