Add support for inserting new bullets mid-line

plugin/bullets.vim

@@ -572,11 +572,21 @@ fun! s:insert_new_bullet()
   " searching up from there
   let l:send_return = 1
   let l:normal_mode = mode() ==# 'n'
+  let l:insert_mode = mode() ==# 'i'
   let l:indent_next = s:line_ends_in_colon(l:curr_line_num) && g:bullets_auto_indent_after_colon
+  let l:text_after_cursor = ''
+
+  " check if current line is a bullet
+  if l:bullet != {}
+    " check whether we're in the middle of the line (for insert mode only)
+    if !s:is_at_eol() && !s:is_at_first_col() && l:insert_mode
+      let l:col = col('.')
+      let l:curr_line = getline('.')
+      let l:text_before_cursor = l:curr_line[:l:col-2]
+      let l:text_after_cursor = l:curr_line[l:col-1:]
+      call setline(l:curr_line_num, l:text_before_cursor)
+    endif
 
-  " check if current line is a bullet and we are at the end of the line (for
-  " insert mode only)
-  if l:bullet != {} && (l:normal_mode || s:is_at_eol())
     " was any text entered after the bullet?
     if l:bullet.text_after_bullet ==# ''
       " We don't want to create a new bullet if the previous one was not used,
@@ -598,6 +608,10 @@ fun! s:insert_new_bullet()
         let l:next_bullet_list = [s:pad_to_length(l:next_bullet, l:bullet.bullet_length)]
       endif
 
+      if l:text_after_cursor !=# ''
+          let l:next_bullet_list[0] = l:next_bullet_list[0] . l:text_after_cursor
+      endif
+
       " prepend blank lines if desired
       if g:bullets_line_spacing > 1
         let l:next_bullet_list += map(range(g:bullets_line_spacing - 1), '""')
@@ -610,7 +624,11 @@ fun! s:insert_new_bullet()
 
       " go to next line after the new bullet
       let l:col = strlen(getline(l:next_line_num)) + 1
-      call setpos('.', [0, l:next_line_num, l:col])
+      if l:text_after_cursor ==# ''
+        call setpos('.', [0, l:next_line_num, l:col])
+      else
+        call setpos('.', [0, l:next_line_num, l:bullet.bullet_length + 1])
+      endif
 
       " indent if previous line ended in a colon
       if l:indent_next
@@ -645,6 +663,10 @@ fun! s:is_at_eol()
   return strlen(getline('.')) + 1 ==# col('.')
 endfun
 
+fun! s:is_at_first_col()
+  return col('.') ==# 1
+endfun
+
 command! InsertNewBullet call <SID>insert_new_bullet()
 
 " Helper for Colon Indent

spec/asciidoc_spec.rb

@@ -28,7 +28,6 @@
   end
 
   it 'supports nested dot bullets' do
-    pending('FIXME: this test fails, but the functionality works')
     test_bullet_inserted('rats', <<-INIT, <<-EXPECTED)
       = Pets!
       . dogs

spec/bullets_spec.rb

@@ -4,30 +4,6 @@
 
 RSpec.describe 'Bullets.vim' do
   describe 'inserting new bullets' do
-    context 'on return key when cursor is not at EOL' do
-      it 'splits the line and does not add a bullet' do
-        filename = "#{SecureRandom.hex(6)}.txt"
-        write_file(filename, <<-TEXT)
-          # Hello there
-          - this is the first bullet
-        TEXT
-
-        vim.edit filename
-        vim.type 'G$i'
-        vim.feedkeys '\<cr>'
-        vim.type 'second bullet'
-        vim.write
-
-        file_contents = IO.read(filename)
-
-        expect(file_contents).to eq normalize_string_indent(<<-TEXT)
-          # Hello there
-          - this is the first bulle
-          second bullett\n
-        TEXT
-      end
-    end
-
     context 'on return key when cursor is at EOL' do
       it 'adds a new bullet if the previous line had a known bullet type' do
         test_bullet_inserted('do that', <<-INIT, <<-EXPECTED)
@@ -57,6 +33,30 @@
         EXPECTED
       end
 
+    context 'on return key when cursor is not at EOL' do
+      it 'splits the line and adds a new bullet if the previous line had a known bullet type' do
+        filename = "#{SecureRandom.hex(6)}.txt"
+        write_file(filename, <<-TEXT)
+          # Hello there
+          - this is the first bullet
+        TEXT
+
+        vim.edit filename
+        vim.type 'G$i'
+        vim.feedkeys '\<cr>'
+        vim.type 'second bullet'
+        vim.write
+
+        file_contents = IO.read(filename)
+
+        expect(file_contents).to eq normalize_string_indent(<<-TEXT)
+          # Hello there
+          - this is the first bulle
+          - second bullett\n
+        TEXT
+      end
+    end
+
       it 'adds a pandoc bullet if the prev line had one' do
         test_bullet_inserted('second bullet', <<-INIT, <<-EXPECTED)
           Hello there