Added user defined attribute declarations.

This is such that if you mis-spell an attribute, it doesn't get
silently ignored.

Bug: 18294628
Change-Id: I10013f5b2a21048b7daba2e9410678f528e09761
Tested: on Linux.
This commit is contained in:
Wouter van Oortmerssen
2014-11-17 17:27:26 -08:00
parent 0ce53c96c3
commit 0952143971
7 changed files with 45 additions and 14 deletions

View File

@@ -53,9 +53,10 @@ $(document).ready(function(){initNavTree('md__grammar.html','');});
<div class="title">Formal Grammar of the schema language </div> </div>
</div><!--header-->
<div class="contents">
<div class="textblock"><p>schema = include* ( namespace_decl | type_decl | enum_decl | root_decl | object )*</p>
<div class="textblock"><p>schema = include* ( namespace_decl | type_decl | enum_decl | root_decl | attribute_decl | object )*</p>
<p>include = <code>include</code> string_constant <code>;</code></p>
<p>namespace_decl = <code>namespace</code> ident ( <code>.</code> ident )* <code>;</code></p>
<p>attribute_decl = <code>attribute</code> string_constant <code>;</code></p>
<p>type_decl = ( <code>table</code> | <code>struct</code> ) ident metadata <code>{</code> field_decl+ <code>}</code></p>
<p>enum_decl = ( <code>enum</code> | <code>union</code> ) ident [ <code>:</code> type ] metadata <code>{</code> commasep( enumval_decl ) <code>}</code></p>
<p>root_decl = <code>root_type</code> ident <code>;</code></p>