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Fixed: grammar still allowed for some statements to be in a nested scope.

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arookas 2015-12-07 11:19:29 -05:00
parent cd8f699656
commit 9553a93622
2 changed files with 7 additions and 4 deletions
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3
parser.cs
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@ -1,5 +1,4 @@
using PerCederberg.Grammatica.Runtime;
using System;
using System.IO;
using System.Linq;
@ -52,6 +51,7 @@ namespace arookas
{
switch (GetId(node))
{
case __sunConstants.ROOT_STATEMENT:
case __sunConstants.STATEMENT:
case __sunConstants.COMPOUND_STATEMENT:
case __sunConstants.COMPOUND_STATEMENT_ITEM:
@ -82,6 +82,7 @@ namespace arookas
switch (GetId(node))
{
case __sunConstants.SCRIPT: return new sunNode(location);
case __sunConstants.ROOT_STATEMENT: return new sunNode(location);
case __sunConstants.STATEMENT: return new sunNode(location);
case __sunConstants.STATEMENT_BLOCK: return new sunStatementBlock(location);
case __sunConstants.COMPOUND_STATEMENT: return new sunNode(location);

8
sunscript.grammar
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@ -109,14 +109,16 @@ STRING = <<"(\\.|[^"])*">>
%productions%
script = statement+;
script = root_statement+;
// statements
statement =
root_statement =
import_statement SEMICOLON |
compound_statement SEMICOLON |
function_definition |
builtin_declaration SEMICOLON |
statement;
statement =
compound_statement SEMICOLON |
if_statement |
while_statement |
do_statement SEMICOLON |