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[etc/vim.git] / doc / vim-markdown.txt
1 *vim-markdown*  Vim Markdown
2
3 ===============================================================================
4 Contents ~
5
6  1. Introduction                                    |vim-markdown-introduction|
7  2. Installation                                    |vim-markdown-installation|
8  3. Options                                              |vim-markdown-options|
9   1. Disable Folding                             |vim-markdown-disable-folding|
10   2. Change fold style                         |vim-markdown-change-fold-style|
11   3. Set header folding level           |vim-markdown-set-header-folding-level|
12   4. Disable Default Key Mappings   |vim-markdown-disable-default-key-mappings|
13   5. Enable TOC window auto-fit       |vim-markdown-enable-toc-window-auto-fit|
14   6. Text emphasis restriction to single-lines
15                        |vim-markdown-text-emphasis-restriction-to-single-lines|
16   7. Syntax Concealing                         |vim-markdown-syntax-concealing|
17   8. Syntax extensions                         |vim-markdown-syntax-extensions|
18    1. LaTeX math                                      |vim-markdown-latex-math|
19    2. YAML Front Matter                        |vim-markdown-yaml-front-matter|
20    3. TOML Front Matter                        |vim-markdown-toml-front-matter|
21    4. JSON Front Matter                        |vim-markdown-json-front-matter|
22  4. Mappings                                            |vim-markdown-mappings|
23  5. Commands                                            |vim-markdown-commands|
24  6. Credits                                              |vim-markdown-credits|
25  7. License                                              |vim-markdown-license|
26  8. References                                        |vim-markdown-references|
27
28 ===============================================================================
29                                                     *vim-markdown-introduction*
30 Introduction ~
31
32 Syntax highlighting, matching rules and mappings for the original Markdown [1]
33 and extensions.
34
35 ===============================================================================
36                                                     *vim-markdown-installation*
37 Installation ~
38
39 If you use Vundle [2], add the following line to your '~/.vimrc':
40 >
41   Plugin 'godlygeek/tabular'
42   Plugin 'plasticboy/vim-markdown'
43 <
44 The 'tabular' plugin must come _before_ 'vim-markdown'.
45
46 Then run inside Vim:
47 >
48   :so ~/.vimrc
49   :PluginInstall
50 <
51 If you use Pathogen [3], do this:
52 >
53   cd ~/.vim/bundle
54   git clone https://github.com/plasticboy/vim-markdown.git
55 <
56 To install without Pathogen using the Debian vim-addon-manager [4], do this:
57 >
58   git clone https://github.com/plasticboy/vim-markdown.git
59   cd vim-markdown
60   sudo make install
61   vim-addon-manager install markdown
62 <
63 If you are not using any package manager, download the tarball [5] and do this:
64 >
65   cd ~/.vim
66   tar --strip=1 -zxf vim-markdown-master.tar.gz
67 <
68 ===============================================================================
69                                                          *vim-markdown-options*
70 Options ~
71
72 -------------------------------------------------------------------------------
73                                                  *vim-markdown-disable-folding*
74 Disable Folding ~
75
76 Add the following line to your '.vimrc' to disable the folding configuration:
77 >
78   let g:vim_markdown_folding_disabled = 1
79 <
80 This option only controls Vim Markdown specific folding configuration.
81
82 To enable/disable folding use Vim's standard folding configuration.
83 >
84   set [no]foldenable
85 <
86 -------------------------------------------------------------------------------
87                                                *vim-markdown-change-fold-style*
88 Change fold style ~
89
90 To fold in a style like python-mode [6], add the following to your '.vimrc':
91 >
92   let g:vim_markdown_folding_style_pythonic = 1
93 <
94 -------------------------------------------------------------------------------
95                                         *vim-markdown-set-header-folding-level*
96 Set header folding level ~
97
98 Folding level is a number between 1 and 6. By default, if not specified, it is
99 set to 1.
100 >
101   let g:vim_markdown_folding_level = 6
102 <
103 Tip: it can be changed on the fly with:
104 >
105   :let g:vim_markdown_folding_level = 1
106   :edit
107 <
108 -------------------------------------------------------------------------------
109                                     *vim-markdown-disable-default-key-mappings*
110 Disable Default Key Mappings ~
111
112 Add the following line to your '.vimrc' to disable default key mappings:
113 >
114   let g:vim_markdown_no_default_key_mappings = 1
115 <
116 You can also map them by yourself with '<Plug>' mappings.
117
118 -------------------------------------------------------------------------------
119                                       *vim-markdown-enable-toc-window-auto-fit*
120 Enable TOC window auto-fit ~
121
122 Allow for the TOC window to auto-fit when it's possible for it to shrink. It
123 never increases its default size (half screen), it only shrinks.
124 >
125   let g:vim_markdown_toc_autofit = 1
126 <
127 -------------------------------------------------------------------------------
128                        *vim-markdown-text-emphasis-restriction-to-single-lines*
129 Text emphasis restriction to single-lines ~
130
131 By default text emphasis works across multiple lines until a closing token is
132 found. However, it's possible to restrict text emphasis to a single line (ie,
133 for it to be applied a closing token must be found on the same line). To do so:
134 >
135   let g:vim_markdown_emphasis_multiline = 0
136 <
137 -------------------------------------------------------------------------------
138                                                *vim-markdown-syntax-concealing*
139 Syntax Concealing ~
140
141 Concealing is set for some syntax.
142
143 For example, conceal '[link text](link url)' as just 'link text'.
144
145 To enable/disable conceal use Vim's standard conceal configuration.
146 >
147   set conceallevel=2
148 <
149 -------------------------------------------------------------------------------
150                                                *vim-markdown-syntax-extensions*
151 Syntax extensions ~
152
153 The following options control which syntax extensions will be turned on. They
154 are off by default.
155
156 -------------------------------------------------------------------------------
157                                                       *vim-markdown-latex-math*
158 LaTeX math ~
159
160 Used as '$x^2$', '$$x^2$$', escapable as '\$x\$' and '\$\$x\$\$'.
161 >
162   let g:vim_markdown_math = 1
163 <
164 -------------------------------------------------------------------------------
165                                                *vim-markdown-yaml-front-matter*
166 YAML Front Matter ~
167
168 Highlight YAML front matter as used by Jekyll or Hugo [7].
169 >
170   let g:vim_markdown_frontmatter = 1
171 <
172 -------------------------------------------------------------------------------
173                                                *vim-markdown-toml-front-matter*
174 TOML Front Matter ~
175
176 Highlight TOML front matter as used by Hugo [7].
177
178 TOML syntax highlight requires vim-toml [8].
179 >
180   let g:vim_markdown_toml_frontmatter = 1
181 <
182 -------------------------------------------------------------------------------
183                                                *vim-markdown-json-front-matter*
184 JSON Front Matter ~
185
186 Highlight JSON front matter as used by Hugo [7].
187
188 JSON syntax highlight requires vim-json [9].
189 >
190   let g:vim_markdown_json_frontmatter = 1
191 <
192 ===============================================================================
193                                                         *vim-markdown-mappings*
194 Mappings ~
195
196 The following work on normal and visual modes:
197
198                                                                            *gx*
199 - 'gx': open the link under the cursor in the same browser as the standard
200   'gx' command. '<Plug>Markdown_OpenUrlUnderCursor'
201
202   The standard 'gx' is extended by allowing you to put your cursor anywhere
203   inside a link.
204
205   For example, all the following cursor positions will work:
206 >
207   [Example](http://example.com)
208   ^  ^    ^^   ^       ^
209   1  2    34   5       6
210
211   <http://example.com>
212   ^  ^               ^
213   1  2               3
214 <
215   Known limitation: does not work for links that span multiple lines.
216
217                                                                            *]]*
218 - ']]': go to next header. '<Plug>Markdown_MoveToNextHeader'
219
220                                                                            *[[*
221 - '[[': go to previous header. Contrast with ']c'.
222   '<Plug>Markdown_MoveToPreviousHeader'
223
224                                                                            *][*
225 - '][': go to next sibling header if any.
226   '<Plug>Markdown_MoveToNextSiblingHeader'
227
228                                                                            *[]*
229 - '[]': go to previous sibling header if any.
230   '<Plug>Markdown_MoveToPreviousSiblingHeader'
231
232                                                                            *]c*
233 - ']c': go to Current header. '<Plug>Markdown_MoveToCurHeader'
234
235                                                                            *]u*
236 - ']u': go to parent header (Up). '<Plug>Markdown_MoveToParentHeader'
237
238 This plugin follows the recommended Vim plugin mapping interface, so to change
239 the map ']u' to 'asdf', add to your '.vimrc':
240 >
241   map asdf <Plug>Markdown_MoveToParentHeader
242 <
243 To disable a map use:
244 >
245   map <Plug> <Plug>Markdown_MoveToParentHeader
246 <
247 ===============================================================================
248                                                         *vim-markdown-commands*
249 Commands ~
250
251 The following requires ':filetype plugin on'.
252
253                                                               *:HeaderDecrease*
254 - ':HeaderDecrease':
255
256   Decrease level of all headers in buffer: 'h2' to 'h1', 'h3' to 'h2', etc.
257
258   If range is given, only operate in the range.
259
260   If an 'h1' would be decreased, abort.
261
262   For simplicity of implementation, Setex headers are converted to Atx.
263
264                                                               *:HeaderIncrease*
265 - ':HeaderIncrease': Analogous to ':HeaderDecrease', but increase levels
266   instead.
267
268                                                                   *:SetexToAtx*
269 - ':SetexToAtx':
270
271   Convert all Setex style headers in buffer to Atx.
272
273   If a range is given, e.g. hit ':' from visual mode, only operate on the
274   range.
275
276                                                                  *:TableFormat*
277 - ':TableFormat': Format the table under the cursor like this [10].
278
279   Requires Tabular [11].
280
281   The input table _must_ already have a separator line as the second line of
282   the table. That line only needs to contain the correct pipes '|', nothing
283   else is required.
284
285                                                                          *:Toc*
286 - ':Toc': create a quickfix vertical window navigable table of contents with
287   the headers.
288
289   Hit '<Enter>' on a line to jump to the corresponding line of the markdown
290   file.
291
292                                                                         *:Toch*
293 - ':Toch': Same as ':Toc' but in an horizontal window.
294
295                                                                         *:Toct*
296 - ':Toct': Same as ':Toc' but in a new tab.
297
298                                                                         *:Tocv*
299 - ':Tocv': Same as ':Toc' for symmetry with ':Toch' and ':Tocv'.
300
301 ===============================================================================
302                                                          *vim-markdown-credits*
303 Credits ~
304
305 The main contributors of vim-markdown are:
306
307 - **Ben Williams** (A.K.A. **plasticboy**). The original developer of vim-
308   markdown. Homepage [12].
309
310 If you feel that your name should be on this list, please make a pull request
311 listing your contributions.
312
313 ===============================================================================
314                                                          *vim-markdown-license*
315 License ~
316
317 The MIT License (MIT)
318
319 Copyright (c) 2012 Benjamin D. Williams
320
321 Permission is hereby granted, free of charge, to any person obtaining a copy of
322 this software and associated documentation files (the "Software"), to deal in
323 the Software without restriction, including without limitation the rights to
324 use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
325 of the Software, and to permit persons to whom the Software is furnished to do
326 so, subject to the following conditions:
327
328 The above copyright notice and this permission notice shall be included in all
329 copies or substantial portions of the Software.
330
331 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
332 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
333 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
334 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
335 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
336 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
337 SOFTWARE.
338
339 ===============================================================================
340                                                       *vim-markdown-references*
341 References ~
342
343 [1] http://daringfireball.net/projects/markdown/
344 [2] https://github.com/gmarik/vundle
345 [3] https://github.com/tpope/vim-pathogen
346 [4] http://packages.qa.debian.org/v/vim-addon-manager.html
347 [5] https://github.com/plasticboy/vim-markdown/archive/master.tar.gz
348 [6] https://github.com/klen/python-mode
349 [7] https://gohugo.io/content/front-matter/
350 [8] https://github.com/cespare/vim-toml
351 [9] https://github.com/elzr/vim-json
352 [10] http://www.cirosantilli.com/markdown-style-guide/#tables
353 [11] https://github.com/godlygeek/tabular
354 [12] http://plasticboy.com/
355
356 vim: ft=help