1 files changed, 137 insertions, 0 deletions
diff --git a/vim/bundle/vim-gitgutter/autoload/gitgutter/hunk.vim b/vim/bundle/vim-gitgutter/autoload/gitgutter/hunk.vim
new file mode 100644
index 0000000..0fd0246
--- /dev/null
+++ b/vim/bundle/vim-gitgutter/autoload/gitgutter/hunk.vim
@@ -0,0 +1,137 @@
+let s:hunks = []
+
+function! gitgutter#hunk#set_hunks(hunks) abort
+  let s:hunks = a:hunks
+endfunction
+
+function! gitgutter#hunk#hunks() abort
+  return s:hunks
+endfunction
+
+function! gitgutter#hunk#summary(bufnr) abort
+  return get(getbufvar(a:bufnr,''), 'gitgutter_summary', [0,0,0])
+endfunction
+
+function! gitgutter#hunk#reset() abort
+  call setbufvar(gitgutter#utility#bufnr(), 'gitgutter_summary', [0,0,0])
+endfunction
+
+function! gitgutter#hunk#increment_lines_added(count) abort
+  let bufnr = gitgutter#utility#bufnr()
+  let summary = gitgutter#hunk#summary(bufnr)
+  let summary[0] += a:count
+  call setbufvar(bufnr, 'gitgutter_summary', summary)
+endfunction
+
+function! gitgutter#hunk#increment_lines_modified(count) abort
+  let bufnr = gitgutter#utility#bufnr()
+  let summary = gitgutter#hunk#summary(bufnr)
+  let summary[1] += a:count
+  call setbufvar(bufnr, 'gitgutter_summary', summary)
+endfunction
+
+function! gitgutter#hunk#increment_lines_removed(count) abort
+  let bufnr = gitgutter#utility#bufnr()
+  let summary = gitgutter#hunk#summary(bufnr)
+  let summary[2] += a:count
+  call setbufvar(bufnr, 'gitgutter_summary', summary)
+endfunction
+
+function! gitgutter#hunk#next_hunk(count) abort
+  if gitgutter#utility#is_active()
+    let current_line = line('.')
+    let hunk_count = 0
+    for hunk in s:hunks
+      if hunk[2] > current_line
+        let hunk_count += 1
+        if hunk_count == a:count
+          execute 'normal!' hunk[2] . 'G'
+          return
+        endif
+      endif
+    endfor
+    call gitgutter#utility#warn('No more hunks')
+  endif
+endfunction
+
+function! gitgutter#hunk#prev_hunk(count) abort
+  if gitgutter#utility#is_active()
+    let current_line = line('.')
+    let hunk_count = 0
+    for hunk in reverse(copy(s:hunks))
+      if hunk[2] < current_line
+        let hunk_count += 1
+        if hunk_count == a:count
+          let target = hunk[2] == 0 ? 1 : hunk[2]
+          execute 'normal!' target . 'G'
+          return
+        endif
+      endif
+    endfor
+    call gitgutter#utility#warn('No previous hunks')
+  endif
+endfunction
+
+" Returns the hunk the cursor is currently in or an empty list if the cursor
+" isn't in a hunk.
+function! gitgutter#hunk#current_hunk() abort
+  let current_hunk = []
+
+  for hunk in s:hunks
+    if gitgutter#hunk#cursor_in_hunk(hunk)
+      let current_hunk = hunk
+      break
+    endif
+  endfor
+
+  return current_hunk
+endfunction
+
+function! gitgutter#hunk#cursor_in_hunk(hunk) abort
+  let current_line = line('.')
+
+  if current_line == 1 && a:hunk[2] == 0
+    return 1
+  endif
+
+  if current_line >= a:hunk[2] && current_line < a:hunk[2] + (a:hunk[3] == 0 ? 1 : a:hunk[3])
+    return 1
+  endif
+
+  return 0
+endfunction
+
+" Returns the number of lines the current hunk is offset from where it would
+" be if any changes above it in the file didn't exist.
+function! gitgutter#hunk#line_adjustment_for_current_hunk() abort
+  let adj = 0
+  for hunk in s:hunks
+    if gitgutter#hunk#cursor_in_hunk(hunk)
+      break
+    else
+      let adj += hunk[1] - hunk[3]
+    endif
+  endfor
+  return adj
+endfunction
+
+function! gitgutter#hunk#text_object(inner) abort
+  let hunk = gitgutter#hunk#current_hunk()
+
+  if empty(hunk)
+    return
+  endif
+
+  let [first_line, last_line] = [hunk[2], hunk[2] + hunk[3] - 1]
+
+  if ! a:inner
+    let lnum = last_line
+    let eof = line('$')
+    while lnum < eof && empty(getline(lnum + 1))
+      let lnum +=1
+    endwhile
+    let last_line = lnum
+  endif
+
+  execute 'normal! 'first_line.'GV'.last_line.'G'
+endfunction