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use superior skip_char

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Simon 2023-02-11 19:56:48 +01:00
parent 85adad9831
commit 0fc7993eb1
1 changed files with 15 additions and 19 deletions
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34
lexer.c
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@ -217,28 +217,24 @@ Token lexer_make_string(Lexer* lexer)
void lexer_skip_literal_char(Lexer* lexer) void lexer_skip_literal_char(Lexer* lexer)
{ {
if (lexer_current(lexer) == '\\') { if (lexer_current(lexer) != '\\') {
lexer_step(lexer); lexer_step(lexer);
if (!lexer_done(lexer) && lexer_current(lexer) == '0') { return;
}
lexer_step(lexer);
if (lexer_done(lexer))
return;
char previous = lexer_current(lexer);
lexer_step(lexer);
if (previous >= '1' && previous <= '9') {
while (!lexer_done(lexer) && isdigit(lexer_current(lexer)))
lexer_step(lexer); lexer_step(lexer);
} else if (!lexer_done(lexer) && lexer_current(lexer) >= '1' } else if (previous == 'x' || previous == 'X') {
&& lexer_current(lexer) <= '9') { while (!lexer_done(lexer)
&& (isdigit(lexer_current(lexer))
|| (lexer_current(lexer) >= 'a' && lexer_current(lexer) <= 'f')
|| (lexer_current(lexer) >= 'A' && lexer_current(lexer) <= 'F')))
lexer_step(lexer); lexer_step(lexer);
while (!lexer_done(lexer) && isdigit(lexer_current(lexer)))
lexer_step(lexer);
} else if (!lexer_done(lexer)
&& (lexer_current(lexer) == 'x' || lexer_current(lexer) == 'X')) {
lexer_step(lexer);
while (!lexer_done(lexer)
&& (isdigit(lexer_current(lexer))
|| (lexer_current(lexer) >= 'a' && lexer_current(lexer) <= 'f')
|| (lexer_current(lexer) >= 'A' && lexer_current(lexer) <= 'F')))
lexer_step(lexer);
} else if (!lexer_done(lexer)) {
lexer_step(lexer);
}
} else {
lexer_step(lexer);
} }
} }