Add a non-working parser

oboroc · Jun 29, 2019 · 30473e0 · 30473e0
1 parent 91f0fd6
commit 30473e0
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Showing 4 changed files with 57 additions and 0 deletions.
diff --git a/.gitignore b/.gitignore
@@ -6,3  6,4 @@ Release/
 # custom
 *.flex.*
 lex.backup
 *.tab.c
diff --git a/build/vs2019/crass/crass.vcxproj b/build/vs2019/crass/crass.vcxproj
@@ -135,6  135,7 @@
   </ItemDefinitionGroup>
   <ItemGroup>
     <ClCompile Include="..\..\..\src\crass.c" />
     <ClCompile Include="parser.tab.c" />
     <ClCompile Include="scanner.flex.c" />
   </ItemGroup>
   <ItemGroup>
@@ -160,6  161,23 @@
   <ItemGroup>
     <Text Include="..\..\..\examples\test.txt" />
   </ItemGroup>
   <ItemGroup>
     <CustomBuild Include="..\..\..\src\parser.y">
       <FileType>Document</FileType>
       <Command Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">win_bison.exe $(ProjectDir)..\..\..\src\parser.y</Command>
       <Message Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">Performing win_bison.exe on parser.y</Message>
       <Command Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">win_bison.exe $(ProjectDir)..\..\..\src\parser.y</Command>
       <Message Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">Performing win_bison.exe on parser.y</Message>
       <Command Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">win_bison.exe $(ProjectDir)..\..\..\src\parser.y</Command>
       <Message Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">Performing win_bison.exe on parser.y</Message>
       <Command Condition="'$(Configuration)|$(Platform)'=='Release|x64'">win_bison.exe $(ProjectDir)..\..\..\src\parser.y</Command>
       <Message Condition="'$(Configuration)|$(Platform)'=='Release|x64'">Performing win_bison.exe on parser.y</Message>
       <Outputs Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">parser.tab.c</Outputs>
       <Outputs Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">parser.tab.c</Outputs>
       <Outputs Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">parser.tab.c</Outputs>
       <Outputs Condition="'$(Configuration)|$(Platform)'=='Release|x64'">parser.tab.c</Outputs>
     </CustomBuild>
   </ItemGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
   <ImportGroup Label="ExtensionTargets">
   </ImportGroup>

diff --git a/build/vs2019/crass/crass.vcxproj.filters b/build/vs2019/crass/crass.vcxproj.filters
@@ -21,6  21,9 @@
     <ClCompile Include="scanner.flex.c">
       <Filter>Source Files</Filter>
     </ClCompile>
     <ClCompile Include="parser.tab.c">
       <Filter>Source Files</Filter>
     </ClCompile>
   </ItemGroup>
   <ItemGroup>
     <ClInclude Include="scanner.flex.h">
@@ -35,4  38,9 @@
   <ItemGroup>
     <Text Include="..\..\..\examples\test.txt" />
   </ItemGroup>
   <ItemGroup>
     <None Include="..\..\..\src\parser.y">
       <Filter>Source Files</Filter>
     </None>
   </ItemGroup>
 </Project>
diff --git a/src/parser.y b/src/parser.y
@@ -0,0  1,30 @@
 
 %token TYPE DOTDOT ID
 
 %left ' ' '-'
 %left '*' '/'
 
 
 %%
 type_decl: TYPE ID '=' type ';' ;
 
 type:
   '(' id_list ')'
 | expr DOTDOT expr
 ;
 
 
 id_list:
   ID
 | id_list ',' ID
 ;
 
 
 expr:
   '(' expr ')'
 | expr ' ' expr
 | expr '-' expr
 | expr '*' expr
 | expr '/' expr
 | ID
 ;