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Syntax error sanity tests.

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This commit is contained in:
Miguel Lechon
2021-03-14 11:24:26 +01:00
parent e4fbe7a81d
commit e3357f0759
17 changed files with 49 additions and 68 deletions
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source/md_impl.c
+11 -6
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@@ -1106,7 +1106,7 @@ _MD_ComputeTextLiteralChop(MD_u32 bytes_to_skip, MD_u8 *beg, MD_u8 *end)
// NOTE(mal): By counting the bytes to chop off text literals and encoding exact token.string and
// token.outer_string we delegate the responsibility of generating errors to the parser
// That way, we can avoid generating errors during peeks and save them for actual token
// consumption. That allows predictable error ordering.
// consumption. That allows more predictable error ordering.
MD_u32 result = 0;
MD_u8 *skip_end = beg + bytes_to_skip;
MD_u8 *chop_beg = end - bytes_to_skip;
@@ -1178,7 +1178,7 @@ MD_Parse_LexNext(MD_ParseCtx *ctx)
{
at += 2;
token.kind = MD_TokenKind_Comment;
skip_n = chop_n = 2;
skip_n = 2;
int counter = 1;
for (;at < one_past_last && counter > 0; at += 1)
{
@@ -1196,6 +1196,10 @@ MD_Parse_LexNext(MD_ParseCtx *ctx)
}
}
}
if(counter == 0)
{
chop_n = 2;
}
}
}
if (token.kind == MD_TokenKind_Nil) goto symbol_lex;
@@ -1438,7 +1442,7 @@ _MD_Error(MD_ParseCtx *ctx, MD_Node *node, MD_u8 *at, MD_b32 catastrophic, char
if(!ctx->catastrophic_error || !prev_error || prev_error->catastrophic == 0)
{
MD_Error *error = _MD_PushArray(_MD_GetCtx(), MD_Error, 1);
error->node = node;
error->node = node ? node : MD_NilNode();
error->catastrophic = catastrophic;
error->location = error_loc;
error->filename = ctx->filename;
@@ -1547,8 +1551,7 @@ _MD_CommentIsSyntacticallyCorrect(MD_Token comment_token)
MD_String8 inner = comment_token.string;
MD_String8 outer = comment_token.outer_string;
MD_b32 incorrect = (MD_StringMatch(MD_StringPrefix(outer, 2), MD_S8Lit("/*"), 0) && // C-style comment
(!MD_StringMatch(MD_StringSuffix(outer, 2), MD_S8Lit("*/"), 0) || // Unfinished
inner.str + inner.size +2 != outer.str + outer.size)); // Internally unbalanced
(inner.str != outer.str + 2 || inner.str + inner.size != outer.str + outer.size - 2)); // Internally unbalanced
result = !incorrect;
return result;
}
@@ -1560,6 +1563,8 @@ _MD_ParseOneNode(MD_ParseCtx *ctx)
MD_ParseResult result = MD_ZERO_STRUCT;
result.node = MD_NilNode();
MD_Error *ctx_last_error = ctx->last_error;
MD_Token token;
_MD_MemoryZero(&token, sizeof(token));
@@ -1722,7 +1727,7 @@ _MD_ParseOneNode(MD_ParseCtx *ctx)
}
result.bytes_parsed = (MD_u64)(ctx->at - at_first);
result.first_error = ctx_last_error ? ctx_last_error->next : 0;
if(!MD_NodeIsNil(result.node))
{
result.node->first_tag = first_tag;