Simplify variable values in grammars

Now that variable identifers are able to be used as conditional
expressions, we can just specify that variable expressions in the
grammar are looking for a conditional expression as the name of the
variable.

diff --git a/grammar.ebnf b/grammar.ebnf
index f51d34ce70561eff64f90380e3e7be577d4e5f65..8d37f80983f4242d47d47d2a257f5b830ed23b51 100644 (file)
--- a/grammar.ebnf
+++ b/grammar.ebnf
@@ -134,7 +134,7 @@ block_parameter_value_only
 \r
 variable_expression\r
     =\r
-    variable_open type:`variable` name:( conditional_expression | variable_identifier ) variable_close\r
+    variable_open type:`variable` name:conditional_expression variable_close\r
     ;\r
 variable_open\r
     =\r