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-rw-r--r--src/n3.c31
1 files changed, 20 insertions, 11 deletions
diff --git a/src/n3.c b/src/n3.c
index 11461e76..71a2fc56 100644
--- a/src/n3.c
+++ b/src/n3.c
@@ -1,4 +1,4 @@
-// Copyright 2011-2020 David Robillard <d@drobilla.net>
+// Copyright 2011-2023 David Robillard <d@drobilla.net>
// SPDX-License-Identifier: ISC
#include "byte_source.h"
@@ -323,6 +323,21 @@ eat_delim(SerdReader* const reader, const uint8_t delim)
return false;
}
+static SerdStatus
+read_string_escape(SerdReader* const reader,
+ const Ref ref,
+ SerdNodeFlags* const flags)
+{
+ SerdStatus st = SERD_SUCCESS;
+ uint32_t code = 0;
+ if ((st = read_ECHAR(reader, ref, flags)) &&
+ (st = read_UCHAR(reader, ref, &code))) {
+ return r_err(reader, st, "invalid escape '\\%c'\n", peek_byte(reader));
+ }
+
+ return st;
+}
+
// STRING_LITERAL_LONG_QUOTE and STRING_LITERAL_LONG_SINGLE_QUOTE
// Initial triple quotes are already eaten by caller
static SerdStatus
@@ -337,11 +352,7 @@ read_STRING_LITERAL_LONG(SerdReader* const reader,
const int c = peek_byte(reader);
if (c == '\\') {
skip_byte(reader, c);
- uint32_t code = 0;
- if ((st = read_ECHAR(reader, ref, flags)) &&
- (st = read_UCHAR(reader, ref, &code))) {
- return r_err(reader, st, "invalid escape '\\%c'\n", peek_byte(reader));
- }
+ st = read_string_escape(reader, ref, flags);
} else if (c == q) {
skip_byte(reader, q);
const int q2 = eat_byte_safe(reader, peek_byte(reader));
@@ -375,8 +386,7 @@ read_STRING_LITERAL(SerdReader* const reader,
SerdStatus st = SERD_SUCCESS;
while (!st || !reader->strict) {
- const int c = peek_byte(reader);
- uint32_t code = 0;
+ const int c = peek_byte(reader);
switch (c) {
case EOF:
return r_err(
@@ -386,9 +396,8 @@ read_STRING_LITERAL(SerdReader* const reader,
return r_err(reader, SERD_ERR_BAD_SYNTAX, "line end in short string\n");
case '\\':
skip_byte(reader, c);
- if ((st = read_ECHAR(reader, ref, flags)) &&
- (st = read_UCHAR(reader, ref, &code))) {
- return r_err(reader, st, "invalid escape '\\%c'\n", peek_byte(reader));
+ if ((st = read_string_escape(reader, ref, flags))) {
+ return st;
}
break;
default: