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Minimal escaping rules for character and string literals.

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This commit is contained in:
Miguel Lechon
2021-02-13 18:50:09 +01:00
parent 4e8bfbee03
commit a0df1e32d2
1 changed files with 18 additions and 4 deletions
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source/md_impl.c
+18 -4
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@@ -1197,10 +1197,17 @@ MD_Parse_LexNext(MD_ParseCtx *ctx)
} }
else else
{ {
// TODO(allen): escape sequences?
skip_n = chop_n = 1; skip_n = chop_n = 1;
at += 1; at += 1;
MD_TokenizerScan(*at != '\n' && *at != '"');
// NOTE(mal): Minimal escaping. Treats \\ and \" as atoms. Returns the unescaped string.
while(at < one_past_last)
{
if(*at == '"' || *at == '\n') break;
else if(at[0] == '\\' && at + 1 < one_past_last && (at[1] == '"' || at[1] == '\\')) at += 2;
else at += 1;
}
if (*at == '"') at += 1; if (*at == '"') at += 1;
} }
}break; }break;
@@ -1218,10 +1225,17 @@ MD_Parse_LexNext(MD_ParseCtx *ctx)
else else
{ {
token.kind = MD_TokenKind_CharLiteral; token.kind = MD_TokenKind_CharLiteral;
// TODO(allen): escape sequences?
skip_n = chop_n = 1; skip_n = chop_n = 1;
at += 1; at += 1;
MD_TokenizerScan(*at != '\n' && *at != '\'');
// NOTE(mal): Minimal escaping. Treats \\ \' as atoms. Returns the unescaped string.
while(at < one_past_last)
{
if(*at == '\'' || *at == '\n') break;
else if(at[0] == '\\' && at + 1 < one_past_last && (at[1] == '\'' || at[1] == '\\')) at += 2;
else at += 1;
}
if (*at == '\'') at += 1; if (*at == '\'') at += 1;
} }
}break; }break;