X-Git-Url: https://git.ladys.computer/LesML/blobdiff_plain/608a1404e5b5f27df451d8a4c50c1c356a39a8d5..46b8899e8ef2774c523423ef4b22627968b937f3:/README.markdown

diff --git a/README.markdown b/README.markdown
index adb7e26..2bfa515 100644
--- a/README.markdown
+++ b/README.markdown
@@ -28,12 +28,28 @@ It is implemented as an X·S·L·T transformation from a
 
 The first line of any 💄📝 Les·M·L document should be the string
   `#!lesml`.
-
-Following the shebang, document metadata may be provided in the [Record
-  Jar][draft-phillips-record-jar-01] format.
+A language tag may follow this, beginning with `@` and terminated with
+  `$`, like so:
+`#!lesml@en$`.
+Regardless of whether a language tag is present, the shebang line may
+  be terminated by a space‐separated list of properties of the form
+  `key=value`.
+Only one property is currently permitted: `profile`, whose value should
+  be a U·R·I and is translated to the `@data-lesml-profile` attribute
+  on the resulting `<html:article>` element.
+
+Following the shebang line, document metadata may be provided in the
+  [Record Jar][draft-phillips-record-jar-01] format.
 The body of the document begins after the last line which begins with
   the string `%%`, or after the shebang line if none exists.
 
+Multiple documents can be catenated into a single file; a new document
+  is begun on any line which starts with `#!lesml` or `##`.
+Documents in the later case inherit the latest preceding `#!lesml`
+  declaration.
+`##` may be followed by other text; this is treated as an interdocument
+  comment.
+
 Documents are broken into paragraphs by blank lines.
 Empty paragraphs are ignored.
 Non·empty paragraphs are classified as follows :⁠—
@@ -46,7 +62,6 @@ Non·empty paragraphs are classified as follows :⁠—
 
   | Character | Codepoint | Unicode Name |
   | --------- | --------- | ------------ |
-  | `#` | `U+0023` | `NUMBER SIGN` |
   | `*` | `U+002A` | `ASTERISK` |
   | `-` | `U+002D` | `HYPHEN-MINUS` |
   | `.` | `U+002E` | `FULL STOP` |
@@ -88,11 +103,18 @@ Non·empty paragraphs are classified as follows :⁠—
   There is only one level of paragraph quoting; quoted paragraphs may
     not be quoted again.
 
+- If every line in the paragraph begins with zero or more white·space
+    characters followed by `|`, it is a “preformatted” paragraph and
+    white·space is not collapsed (`<html:pre>`).
+  A paragraph may be both quoted and preformatted.
+
 - Otherwise, the paragraph is unquoted.
 
 After this classification, each quoted or unquoted paragraph is further
   classified by type based on its first character (which is must be
-   followed by white·space to be recognized) :⁠—
+   followed by white·space, or else the only thing on the line) :⁠—
+
+- If the paragraph is preformatted, it is an ordinary paragraph.
 
 - If the paragraph begins with `⁌`, it is a chapter heading
     (`<html:h1>`).
@@ -144,6 +166,10 @@ After this classification, each quoted or unquoted paragraph is further
 - If the paragraph begins with `⚠︎`, it is a warning note
     (`<html:div role="note" class="warn">`).
 
+- If the paragraph begins with `#`, it is a comment.
+  Comments produce X·M·L comment nodes and can be used to break up list
+    items into separate lists.
+
 - If the paragraph begins with `⋯`, it is a continuation paragraph
     (`<html:div class="continuation">`).
   Continuation paragraphs may be used to continue a preceding list item
@@ -212,6 +238,8 @@ Once the tree is built as above, it is remediated into its final form
 - Successive list items of the same level and class are joined into
     a single list.
 
+- Linebreaks in preformatted paragraphs are replaced with `<html:br>`.
+
 Finally, any character can be escaped by instead providing its Unicode
   codepoint in the form `<U+NNNN>`, where `NNNN` is one or more
   hexadecimal digits.