Fix constant_bit_select

CHANGELOG.md

@@ -2,6 +2,7 @@
 
 ## [Unreleased](https://github.com/dalance/sv-parser/compare/v0.4.5...Unreleased) - ReleaseDate
 
+* [Fix] constant_bit_select
 * [Fix] wrong linebreak at define macro usage
 
 ## [v0.4.5](https://github.com/dalance/sv-parser/compare/v0.4.4...v0.4.5) - 2019-11-28

sv-parser-parser/src/expressions/primaries.rs

@@ -20,7 +20,7 @@ pub(crate) fn constant_primary(s: Span) -> IResult<Span, ConstantPrimary> {
         }),
         constant_primary_mintypmax_expression,
         map(
-            terminated(constant_function_call, peek(not(one_of("[")))),
+            terminated(constant_function_call, peek(not(one_of("[.")))),
             |x| ConstantPrimary::ConstantFunctionCall(Box::new(x)),
         ),
         constant_primary_ps_parameter,

sv-parser-parser/src/tests.rs

@@ -393,6 +393,11 @@ mod unit {
             r##"module a; b #( .a(a+1)) a (); endmodule"##,
             Ok((_, _))
         );
+        test!(
+            source_text,
+            r##"module A; always begin a[ a_a[i] ].b <= c; end endmodule"##,
+            Ok((_, _))
+        );
     }
 }
 
@@ -15853,7 +15858,7 @@ mod spec {
 fn debug() {
     test!(
         source_text,
-        r##"module a; b #( .a(a+1)) a (); endmodule"##,
+        r##"module A; always begin a[ a_a[i] ].b <= c; end endmodule"##,
         Ok((_, _))
     );
     nom_tracable::cumulative_histogram();