#150-Modify-Correct Parser code

Corrected module `FrontEnd/Parser/fe_parser.py` according to corrections on rule `<statements_block>`.
Typee-Language · Feb 8, 2019 · c50d120 · c50d120
1 parent 85ffca3
commit c50d120
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diff --git a/Language-specifications/typee_specs_LL1-v9-1.grm b/Language-specifications/typee_specs_LL1-v9-1.grm
@@ -476,8 +476,8 @@ SOFTWARE.
 <simple statement end> ::= ';'
 
 <statements block>  ::= '{' <statements list> '}'
-                     |  <empty statement> <statements block>                ###
                      |  <compound statement>                                ###
+                     |  <empty statement> <statements block>                ###
                      |  <simple statement>                                  ###
 ##                     |  <nop statement> <simple statement end>            ###
 ##                     |  <simple statement end>                            ###

diff --git a/src/FrontEnd/Parser/fe_parser.py b/src/FrontEnd/Parser/fe_parser.py
@@ -3050,8 +3050,9 @@ def _spaced_template_def(self) -> bool: ###
     def _statements_block(self) -> bool: ###
         #=======================================================================
         # <statements block> ::= '{' <statements list> '}'
-        #                     |  <nop statement> <simple statement end>
-        #                     |  <simple statement end>
+        #                     |  <compound statement>
+        #                     |  <empty statement> <statements block>
+        #                     |  <simple statement>
         #=======================================================================
         if self._current.is_BRACEOP():
             self._append_syntaxic_node()
@@ -3064,12 +3065,10 @@ def _statements_block(self) -> bool: ###
                 else:
                     self._append_error( FESyntaxErrors.BODY_END )
             return True
-        elif self._nop_statement():
-            if not self._simple_statement_end():
-                self._append_error( FESyntaxErrors.STATEMENT_END )
-            return True
-        elif self._simple_statement_end():
+        elif self._compound_statement() or self._simple_statement():
             return True
+        elif self._empty_statement():
+            return self._statements_block()
         else:
             return False