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added error reporting to the parser

This commit is contained in:
PS 2020-10-10 17:46:50 -07:00
parent 43d3426a58
commit 0ba59d3767
1 changed files with 53 additions and 7 deletions
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60
src/app/engine/foldhaus_serializer.h
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@ -131,6 +131,12 @@ Serializer_WriteV3Value(serializer* Serializer, u32 IdentIndex, v3 Value)
// Parsing // Parsing
struct parser_error
{
gs_string Message;
parser_error* Next;
};
struct parser struct parser
{ {
gs_string String; gs_string String;
@ -144,8 +150,26 @@ struct parser
char* At; char* At;
gs_memory_arena* Arena; gs_memory_arena* Arena;
gs_memory_arena* Transient;
parser_error* ErrorsRoot;
parser_error* ErrorsHead;
}; };
internal void
Parser_PushErrorF(parser* Parser, char* Format, ...)
{
parser_error* Error = PushStruct(Parser->Transient, parser_error);
Error->Message = PushString(Parser->Transient, 1024);
va_list Args;
va_start(Args, Format);
PrintFArgsList(&Error->Message, Format, Args);
va_end(Args);
SLLPushOrInit(Parser->ErrorsRoot, Parser->ErrorsHead, Error);
}
internal gs_const_string internal gs_const_string
Parser_GetIdent(parser Parser, u32 Index) Parser_GetIdent(parser Parser, u32 Index)
{ {
@ -278,9 +302,13 @@ Parser_ReadStringValue(parser* P, gs_const_string Ident, bool ShouldNullTerminat
} }
else else
{ {
// TODO(pjs): Error Parser_PushErrorF(P, "String doesn't have a closing quote, or line doesn't end with a semicolon");
} }
} }
else
{
Parser_PushErrorF(P, "String doesn't begin correctly");
}
return Result; return Result;
} }
@ -346,9 +374,13 @@ Parser_ReadU32Value(parser* P, gs_const_string Ident)
} }
else else
{ {
// TODO(pjs): Error Parser_PushErrorF(P, "U32 Value doesn't end with semicolon");
} }
} }
else
{
Parser_PushErrorF(P, "U32 value doesn't begin properly");
}
return Result; return Result;
} }
@ -384,10 +416,14 @@ Parser_ReadR32Value(parser* P, gs_const_string Ident)
} }
else else
{ {
// TODO(pjs): Error Parser_PushErrorF(P, "R32 Value doesn't end with semicolon");
} }
} }
else
{
Parser_PushErrorF(P, "R32 value doesn't begin properly");
}
return Result; return Result;
} }
@ -407,10 +443,16 @@ Parser_ReadV3Value(parser* P, gs_const_string Ident)
Parser_AdvanceIfTokenEquals(P, ConstString("("))) Parser_AdvanceIfTokenEquals(P, ConstString("(")))
{ {
r32 X = Parser_ReadR32(P); r32 X = Parser_ReadR32(P);
Parser_AdvanceIfTokenEquals(P, ConstString(",")); if (!Parser_AdvanceIfTokenEquals(P, ConstString(",")))
{
Parser_PushErrorF(P, "V3 Value doesn't have comma separated values");
}
r32 Y = Parser_ReadR32(P); r32 Y = Parser_ReadR32(P);
Parser_AdvanceIfTokenEquals(P, ConstString(",")); if (!Parser_AdvanceIfTokenEquals(P, ConstString(",")))
{
Parser_PushErrorF(P, "V3 Value doesn't have comma separated values");
}
r32 Z = Parser_ReadR32(P); r32 Z = Parser_ReadR32(P);
if (Parser_AdvanceIfTokenEquals(P, ConstString(")")) && if (Parser_AdvanceIfTokenEquals(P, ConstString(")")) &&
@ -422,9 +464,13 @@ Parser_ReadV3Value(parser* P, gs_const_string Ident)
} }
else else
{ {
// TODO(pjs): error Parser_PushErrorF(P, "V3 Value doesn't end correctly");
} }
} }
else
{
Parser_PushErrorF(P, "V3 Value doesn't begin correctly");
}
return Result; return Result;
} }