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| author | David Robillard <d@drobilla.net> | 2017-11-09 09:32:39 +0100 |
|---|---|---|
| committer | David Robillard <d@drobilla.net> | 2018-02-04 09:28:37 +0100 |
| commit | 4bb5e376544d66c96e6753f1bee133feb52824eb (patch) | |
| tree | ddefe0ff23aee73fd6e29808f3d34c227740f371 /src | |
| parent | 0d886733b5fafceb8c3b954dbb31c57ed7583d9a (diff) | |
| download | serd-4bb5e376544d66c96e6753f1bee133feb52824eb.tar.gz serd-4bb5e376544d66c96e6753f1bee133feb52824eb.tar.bz2 serd-4bb5e376544d66c96e6753f1bee133feb52824eb.zip | |
Factor out is_xdigit
Diffstat (limited to 'src')
| -rw-r--r-- | src/reader.c | 9 | ||||
| -rw-r--r-- | src/serd_internal.h | 9 |
2 files changed, 12 insertions, 6 deletions
diff --git a/src/reader.c b/src/reader.c index d2e10f69..a1c517e3 100644 --- a/src/reader.c +++ b/src/reader.c @@ -253,11 +253,10 @@ static inline uint8_t read_HEX(SerdReader* reader) { const uint8_t c = peek_byte(reader); - if (is_digit(c) || in_range(c, 'A', 'F') || in_range(c, 'a', 'f')) { - return eat_byte_safe(reader, c); - } - return r_err(reader, SERD_ERR_BAD_SYNTAX, - "invalid hexadecimal digit `%c'\n", c); + return is_xdigit(c) + ? eat_byte_safe(reader, c) + : r_err(reader, SERD_ERR_BAD_SYNTAX, + "invalid hexadecimal digit `%c'\n", c); } // Read UCHAR escape, initial \ is already eaten by caller diff --git a/src/serd_internal.h b/src/serd_internal.h index a74bde38..a150d9bb 100644 --- a/src/serd_internal.h +++ b/src/serd_internal.h @@ -296,7 +296,7 @@ in_range(const uint8_t c, const uint8_t min, const uint8_t max) return (c >= min && c <= max); } -/** RFC2234: ALPHA := %x41-5A / %x61-7A ; A-Z / a-z */ +/** RFC2234: ALPHA ::= %x41-5A / %x61-7A ; A-Z / a-z */ static inline bool is_alpha(const uint8_t c) { @@ -317,6 +317,13 @@ is_hexdig(const uint8_t c) return is_digit(c) || in_range(c, 'A', 'F'); } +/* Turtle / JSON / C: XDIGIT ::= DIGIT / A-F / a-f */ +static inline bool +is_xdigit(const uint8_t c) +{ + return is_hexdig(c) || in_range(c, 'a', 'f'); +} + static inline bool is_space(const char c) { |