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1 <!doctype html>
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3 <title>CodeMirror: reStructuredText mode</title>
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20 <ul>
21 <li><a href="../index.html">Language modes</a>
22 <li><a class=active href="#">reStructuredText</a>
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25
26 <article>
27 <h2>reStructuredText mode</h2>
28 <form><textarea id="code" name="code">
29 .. This is an excerpt from Sphinx documentation: http://sphinx.pocoo.org/_sources/rest.txt
30
31 .. highlightlang:: rest
32
33 .. _rst-primer:
34
35 reStructuredText Primer
36 =======================
37
38 This section is a brief introduction to reStructuredText (reST) concepts and
39 syntax, intended to provide authors with enough information to author documents
40 productively. Since reST was designed to be a simple, unobtrusive markup
41 language, this will not take too long.
42
43 .. seealso::
44
45 The authoritative `reStructuredText User Documentation
46 &lt;http://docutils.sourceforge.net/rst.html&gt;`_. The "ref" links in this
47 document link to the description of the individual constructs in the reST
48 reference.
49
50
51 Paragraphs
52 ----------
53
54 The paragraph (:duref:`ref &lt;paragraphs&gt;`) is the most basic block in a reST
55 document. Paragraphs are simply chunks of text separated by one or more blank
56 lines. As in Python, indentation is significant in reST, so all lines of the
57 same paragraph must be left-aligned to the same level of indentation.
58
59
60 .. _inlinemarkup:
61
62 Inline markup
63 -------------
64
65 The standard reST inline markup is quite simple: use
66
67 * one asterisk: ``*text*`` for emphasis (italics),
68 * two asterisks: ``**text**`` for strong emphasis (boldface), and
69 * backquotes: ````text```` for code samples.
70
71 If asterisks or backquotes appear in running text and could be confused with
72 inline markup delimiters, they have to be escaped with a backslash.
73
74 Be aware of some restrictions of this markup:
75
76 * it may not be nested,
77 * content may not start or end with whitespace: ``* text*`` is wrong,
78 * it must be separated from surrounding text by non-word characters. Use a
79 backslash escaped space to work around that: ``thisis\ *one*\ word``.
80
81 These restrictions may be lifted in future versions of the docutils.
82
83 reST also allows for custom "interpreted text roles"', which signify that the
84 enclosed text should be interpreted in a specific way. Sphinx uses this to
85 provide semantic markup and cross-referencing of identifiers, as described in
86 the appropriate section. The general syntax is ``:rolename:`content```.
87
88 Standard reST provides the following roles:
89
90 * :durole:`emphasis` -- alternate spelling for ``*emphasis*``
91 * :durole:`strong` -- alternate spelling for ``**strong**``
92 * :durole:`literal` -- alternate spelling for ````literal````
93 * :durole:`subscript` -- subscript text
94 * :durole:`superscript` -- superscript text
95 * :durole:`title-reference` -- for titles of books, periodicals, and other
96 materials
97
98 See :ref:`inline-markup` for roles added by Sphinx.
99
100
101 Lists and Quote-like blocks
102 ---------------------------
103
104 List markup (:duref:`ref &lt;bullet-lists&gt;`) is natural: just place an asterisk at
105 the start of a paragraph and indent properly. The same goes for numbered lists;
106 they can also be autonumbered using a ``#`` sign::
107
108 * This is a bulleted list.
109 * It has two items, the second
110 item uses two lines.
111
112 1. This is a numbered list.
113 2. It has two items too.
114
115 #. This is a numbered list.
116 #. It has two items too.
117
118
119 Nested lists are possible, but be aware that they must be separated from the
120 parent list items by blank lines::
121
122 * this is
123 * a list
124
125 * with a nested list
126 * and some subitems
127
128 * and here the parent list continues
129
130 Definition lists (:duref:`ref &lt;definition-lists&gt;`) are created as follows::
131
132 term (up to a line of text)
133 Definition of the term, which must be indented
134
135 and can even consist of multiple paragraphs
136
137 next term
138 Description.
139
140 Note that the term cannot have more than one line of text.
141
142 Quoted paragraphs (:duref:`ref &lt;block-quotes&gt;`) are created by just indenting
143 them more than the surrounding paragraphs.
144
145 Line blocks (:duref:`ref &lt;line-blocks&gt;`) are a way of preserving line breaks::
146
147 | These lines are
148 | broken exactly like in
149 | the source file.
150
151 There are also several more special blocks available:
152
153 * field lists (:duref:`ref &lt;field-lists&gt;`)
154 * option lists (:duref:`ref &lt;option-lists&gt;`)
155 * quoted literal blocks (:duref:`ref &lt;quoted-literal-blocks&gt;`)
156 * doctest blocks (:duref:`ref &lt;doctest-blocks&gt;`)
157
158
159 Source Code
160 -----------
161
162 Literal code blocks (:duref:`ref &lt;literal-blocks&gt;`) are introduced by ending a
163 paragraph with the special marker ``::``. The literal block must be indented
164 (and, like all paragraphs, separated from the surrounding ones by blank lines)::
165
166 This is a normal text paragraph. The next paragraph is a code sample::
167
168 It is not processed in any way, except
169 that the indentation is removed.
170
171 It can span multiple lines.
172
173 This is a normal text paragraph again.
174
175 The handling of the ``::`` marker is smart:
176
177 * If it occurs as a paragraph of its own, that paragraph is completely left
178 out of the document.
179 * If it is preceded by whitespace, the marker is removed.
180 * If it is preceded by non-whitespace, the marker is replaced by a single
181 colon.
182
183 That way, the second sentence in the above example's first paragraph would be
184 rendered as "The next paragraph is a code sample:".
185
186
187 .. _rst-tables:
188
189 Tables
190 ------
191
192 Two forms of tables are supported. For *grid tables* (:duref:`ref
193 &lt;grid-tables&gt;`), you have to "paint" the cell grid yourself. They look like
194 this::
195
196 +------------------------+------------+----------+----------+
197 | Header row, column 1 | Header 2 | Header 3 | Header 4 |
198 | (header rows optional) | | | |
199 +========================+============+==========+==========+
200 | body row 1, column 1 | column 2 | column 3 | column 4 |
201 +------------------------+------------+----------+----------+
202 | body row 2 | ... | ... | |
203 +------------------------+------------+----------+----------+
204
205 *Simple tables* (:duref:`ref &lt;simple-tables&gt;`) are easier to write, but
206 limited: they must contain more than one row, and the first column cannot
207 contain multiple lines. They look like this::
208
209 ===== ===== =======
210 A B A and B
211 ===== ===== =======
212 False False False
213 True False False
214 False True False
215 True True True
216 ===== ===== =======
217
218
219 Hyperlinks
220 ----------
221
222 External links
223 ^^^^^^^^^^^^^^
224
225 Use ```Link text &lt;http://example.com/&gt;`_`` for inline web links. If the link
226 text should be the web address, you don't need special markup at all, the parser
227 finds links and mail addresses in ordinary text.
228
229 You can also separate the link and the target definition (:duref:`ref
230 &lt;hyperlink-targets&gt;`), like this::
231
232 This is a paragraph that contains `a link`_.
233
234 .. _a link: http://example.com/
235
236
237 Internal links
238 ^^^^^^^^^^^^^^
239
240 Internal linking is done via a special reST role provided by Sphinx, see the
241 section on specific markup, :ref:`ref-role`.
242
243
244 Sections
245 --------
246
247 Section headers (:duref:`ref &lt;sections&gt;`) are created by underlining (and
248 optionally overlining) the section title with a punctuation character, at least
249 as long as the text::
250
251 =================
252 This is a heading
253 =================
254
255 Normally, there are no heading levels assigned to certain characters as the
256 structure is determined from the succession of headings. However, for the
257 Python documentation, this convention is used which you may follow:
258
259 * ``#`` with overline, for parts
260 * ``*`` with overline, for chapters
261 * ``=``, for sections
262 * ``-``, for subsections
263 * ``^``, for subsubsections
264 * ``"``, for paragraphs
265
266 Of course, you are free to use your own marker characters (see the reST
267 documentation), and use a deeper nesting level, but keep in mind that most
268 target formats (HTML, LaTeX) have a limited supported nesting depth.
269
270
271 Explicit Markup
272 ---------------
273
274 "Explicit markup" (:duref:`ref &lt;explicit-markup-blocks&gt;`) is used in reST for
275 most constructs that need special handling, such as footnotes,
276 specially-highlighted paragraphs, comments, and generic directives.
277
278 An explicit markup block begins with a line starting with ``..`` followed by
279 whitespace and is terminated by the next paragraph at the same level of
280 indentation. (There needs to be a blank line between explicit markup and normal
281 paragraphs. This may all sound a bit complicated, but it is intuitive enough
282 when you write it.)
283
284
285 .. _directives:
286
287 Directives
288 ----------
289
290 A directive (:duref:`ref &lt;directives&gt;`) is a generic block of explicit markup.
291 Besides roles, it is one of the extension mechanisms of reST, and Sphinx makes
292 heavy use of it.
293
294 Docutils supports the following directives:
295
296 * Admonitions: :dudir:`attention`, :dudir:`caution`, :dudir:`danger`,
297 :dudir:`error`, :dudir:`hint`, :dudir:`important`, :dudir:`note`,
298 :dudir:`tip`, :dudir:`warning` and the generic :dudir:`admonition`.
299 (Most themes style only "note" and "warning" specially.)
300
301 * Images:
302
303 - :dudir:`image` (see also Images_ below)
304 - :dudir:`figure` (an image with caption and optional legend)
305
306 * Additional body elements:
307
308 - :dudir:`contents` (a local, i.e. for the current file only, table of
309 contents)
310 - :dudir:`container` (a container with a custom class, useful to generate an
311 outer ``&lt;div&gt;`` in HTML)
312 - :dudir:`rubric` (a heading without relation to the document sectioning)
313 - :dudir:`topic`, :dudir:`sidebar` (special highlighted body elements)
314 - :dudir:`parsed-literal` (literal block that supports inline markup)
315 - :dudir:`epigraph` (a block quote with optional attribution line)
316 - :dudir:`highlights`, :dudir:`pull-quote` (block quotes with their own
317 class attribute)
318 - :dudir:`compound` (a compound paragraph)
319
320 * Special tables:
321
322 - :dudir:`table` (a table with title)
323 - :dudir:`csv-table` (a table generated from comma-separated values)
324 - :dudir:`list-table` (a table generated from a list of lists)
325
326 * Special directives:
327
328 - :dudir:`raw` (include raw target-format markup)
329 - :dudir:`include` (include reStructuredText from another file)
330 -- in Sphinx, when given an absolute include file path, this directive takes
331 it as relative to the source directory
332 - :dudir:`class` (assign a class attribute to the next element) [1]_
333
334 * HTML specifics:
335
336 - :dudir:`meta` (generation of HTML ``&lt;meta&gt;`` tags)
337 - :dudir:`title` (override document title)
338
339 * Influencing markup:
340
341 - :dudir:`default-role` (set a new default role)
342 - :dudir:`role` (create a new role)
343
344 Since these are only per-file, better use Sphinx' facilities for setting the
345 :confval:`default_role`.
346
347 Do *not* use the directives :dudir:`sectnum`, :dudir:`header` and
348 :dudir:`footer`.
349
350 Directives added by Sphinx are described in :ref:`sphinxmarkup`.
351
352 Basically, a directive consists of a name, arguments, options and content. (Keep
353 this terminology in mind, it is used in the next chapter describing custom
354 directives.) Looking at this example, ::
355
356 .. function:: foo(x)
357 foo(y, z)
358 :module: some.module.name
359
360 Return a line of text input from the user.
361
362 ``function`` is the directive name. It is given two arguments here, the
363 remainder of the first line and the second line, as well as one option
364 ``module`` (as you can see, options are given in the lines immediately following
365 the arguments and indicated by the colons). Options must be indented to the
366 same level as the directive content.
367
368 The directive content follows after a blank line and is indented relative to the
369 directive start.
370
371
372 Images
373 ------
374
375 reST supports an image directive (:dudir:`ref &lt;image&gt;`), used like so::
376
377 .. image:: gnu.png
378 (options)
379
380 When used within Sphinx, the file name given (here ``gnu.png``) must either be
381 relative to the source file, or absolute which means that they are relative to
382 the top source directory. For example, the file ``sketch/spam.rst`` could refer
383 to the image ``images/spam.png`` as ``../images/spam.png`` or
384 ``/images/spam.png``.
385
386 Sphinx will automatically copy image files over to a subdirectory of the output
387 directory on building (e.g. the ``_static`` directory for HTML output.)
388
389 Interpretation of image size options (``width`` and ``height``) is as follows:
390 if the size has no unit or the unit is pixels, the given size will only be
391 respected for output channels that support pixels (i.e. not in LaTeX output).
392 Other units (like ``pt`` for points) will be used for HTML and LaTeX output.
393
394 Sphinx extends the standard docutils behavior by allowing an asterisk for the
395 extension::
396
397 .. image:: gnu.*
398
399 Sphinx then searches for all images matching the provided pattern and determines
400 their type. Each builder then chooses the best image out of these candidates.
401 For instance, if the file name ``gnu.*`` was given and two files :file:`gnu.pdf`
402 and :file:`gnu.png` existed in the source tree, the LaTeX builder would choose
403 the former, while the HTML builder would prefer the latter.
404
405 .. versionchanged:: 0.4
406 Added the support for file names ending in an asterisk.
407
408 .. versionchanged:: 0.6
409 Image paths can now be absolute.
410
411
412 Footnotes
413 ---------
414
415 For footnotes (:duref:`ref &lt;footnotes&gt;`), use ``[#name]_`` to mark the footnote
416 location, and add the footnote body at the bottom of the document after a
417 "Footnotes" rubric heading, like so::
418
419 Lorem ipsum [#f1]_ dolor sit amet ... [#f2]_
420
421 .. rubric:: Footnotes
422
423 .. [#f1] Text of the first footnote.
424 .. [#f2] Text of the second footnote.
425
426 You can also explicitly number the footnotes (``[1]_``) or use auto-numbered
427 footnotes without names (``[#]_``).
428
429
430 Citations
431 ---------
432
433 Standard reST citations (:duref:`ref &lt;citations&gt;`) are supported, with the
434 additional feature that they are "global", i.e. all citations can be referenced
435 from all files. Use them like so::
436
437 Lorem ipsum [Ref]_ dolor sit amet.
438
439 .. [Ref] Book or article reference, URL or whatever.
440
441 Citation usage is similar to footnote usage, but with a label that is not
442 numeric or begins with ``#``.
443
444
445 Substitutions
446 -------------
447
448 reST supports "substitutions" (:duref:`ref &lt;substitution-definitions&gt;`), which
449 are pieces of text and/or markup referred to in the text by ``|name|``. They
450 are defined like footnotes with explicit markup blocks, like this::
451
452 .. |name| replace:: replacement *text*
453
454 or this::
455
456 .. |caution| image:: warning.png
457 :alt: Warning!
458
459 See the :duref:`reST reference for substitutions &lt;substitution-definitions&gt;`
460 for details.
461
462 If you want to use some substitutions for all documents, put them into
463 :confval:`rst_prolog` or put them into a separate file and include it into all
464 documents you want to use them in, using the :rst:dir:`include` directive. (Be
465 sure to give the include file a file name extension differing from that of other
466 source files, to avoid Sphinx finding it as a standalone document.)
467
468 Sphinx defines some default substitutions, see :ref:`default-substitutions`.
469
470
471 Comments
472 --------
473
474 Every explicit markup block which isn't a valid markup construct (like the
475 footnotes above) is regarded as a comment (:duref:`ref &lt;comments&gt;`). For
476 example::
477
478 .. This is a comment.
479
480 You can indent text after a comment start to form multiline comments::
481
482 ..
483 This whole indented block
484 is a comment.
485
486 Still in the comment.
487
488
489 Source encoding
490 ---------------
491
492 Since the easiest way to include special characters like em dashes or copyright
493 signs in reST is to directly write them as Unicode characters, one has to
494 specify an encoding. Sphinx assumes source files to be encoded in UTF-8 by
495 default; you can change this with the :confval:`source_encoding` config value.
496
497
498 Gotchas
499 -------
500
501 There are some problems one commonly runs into while authoring reST documents:
502
503 * **Separation of inline markup:** As said above, inline markup spans must be
504 separated from the surrounding text by non-word characters, you have to use a
505 backslash-escaped space to get around that. See `the reference
506 &lt;http://docutils.sf.net/docs/ref/rst/restructuredtext.html#inline-markup&gt;`_
507 for the details.
508
509 * **No nested inline markup:** Something like ``*see :func:`foo`*`` is not
510 possible.
511
512
513 .. rubric:: Footnotes
514
515 .. [1] When the default domain contains a :rst:dir:`class` directive, this directive
516 will be shadowed. Therefore, Sphinx re-exports it as :rst:dir:`rst-class`.
517 </textarea></form>
518
519 <script>
520 var editor = CodeMirror.fromTextArea(document.getElementById("code"), {
521 lineNumbers: true,
522 });
523 </script>
524 <p>
525 The <code>python</code> mode will be used for highlighting blocks
526 containing Python/IPython terminal sessions: blocks starting with
527 <code>&gt;&gt;&gt;</code> (for Python) or <code>In [num]:</code> (for
528 IPython).
529
530 Further, the <code>stex</code> mode will be used for highlighting
531 blocks containing LaTex code.
532 </p>
533
534 <p><strong>MIME types defined:</strong> <code>text/x-rst</code>.</p>
535 </article>