New feature: proper object lifecycle protocol; init and teardown fragments.

[sod] / doc / syntax.tex

diff --git a/doc/syntax.tex b/doc/syntax.tex
index c23e58e..b18acd5 100644 (file)
--- a/doc/syntax.tex
+++ b/doc/syntax.tex
@@ -585,6 +585,7 @@ class Sub : Super {
 
 <class-item> ::= <slot-item>
 \alt <initializer-item>
+\alt <fragment-item>
 \alt <message-item>
 \alt <method-item>
 \end{grammar}
@@ -675,6 +676,13 @@ The first component of the @<dotted-name> must be the nickname of one of the
 class's superclasses (including itself); the second must be the name of a
 slot defined in that superclass.
 
+\subsubsection{Fragment items}
+\begin{grammar}
+<fragment-item> ::= <fragment-kind> "{" <c-fragment> "}"
+
+<fragment-kind> ::= "init" | "teardown"
+\end{grammar}
+
 \subsubsection{Message items}
 \begin{grammar}
 <message-item> ::=