Support ASN1 with EXPORTS

diff --git a/asn1ate/parser.py b/asn1ate/parser.py
index b87ae45..3bab623 100644 (file)
--- a/asn1ate/parser.py
+++ b/asn1ate/parser.py
@@ -118,6 +118,7 @@ def _build_asn1_grammar():
     SIZE = Keyword('SIZE')
     OF = Keyword('OF')
     IMPORTS = Keyword('IMPORTS')
+    EXPORTS = Keyword('EXPORTS')
     FROM = Keyword('FROM')
 
     # Built-in types
@@ -296,11 +297,10 @@ def _build_asn1_grammar():
 
     symbol = Unique(reference)  # TODO: parameterized reference?
     symbol_list = Group(delimitedList(symbol))
-
     symbols_from_module = symbol_list + Suppress(FROM) + global_module_reference
     symbols_from_module_list = OneOrMore(symbols_from_module)
     symbols_imported = Optional(symbols_from_module_list)
-    imports = Optional(Suppress(IMPORTS) + symbols_imported + Suppress(';'))
+    imports = Optional( (IMPORTS ^ EXPORTS) + (symbol_list ^ symbols_imported) + Suppress(';'))
 
     module_body = (imports + assignment_list) | empty
     module_defaults = Suppress(tag_default + extension_default)  # we don't want these in the AST

diff --git a/testdata/exports.asn b/testdata/exports.asn
new file mode 100644 (file)
index 0000000..b4704dd
--- /dev/null
+++ b/testdata/exports.asn
@@ -0,0 +1,15 @@
+TEST 
+DEFINITIONS ::=
+BEGIN
+
+EXPORTS
+       Bool, 
+       Int,
+       Null;
+
+  -- Simple scalar types
+  Bool ::= BOOLEAN
+  Null ::= NULL
+  Int ::= INTEGER
+
+END