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-rw-r--r--src/reader.c62
1 files changed, 42 insertions, 20 deletions
diff --git a/src/reader.c b/src/reader.c
index 5c623039..d66dbb09 100644
--- a/src/reader.c
+++ b/src/reader.c
@@ -64,6 +64,8 @@ struct SerdReaderImpl {
SerdPrefixSink prefix_sink;
SerdStatementSink statement_sink;
SerdEndSink end_sink;
+ SerdErrorSink error_sink;
+ void* error_handle;
Ref rdf_first;
Ref rdf_rest;
Ref rdf_nil;
@@ -90,13 +92,14 @@ struct SerdReaderImpl {
};
static int
-error(SerdReader* reader, const char* fmt, ...)
+error(SerdReader* reader, SerdStatus st, const char* fmt, ...)
{
va_list args;
va_start(args, fmt);
- fprintf(stderr, "error: %s:%u:%u: ",
- reader->cur.filename, reader->cur.line, reader->cur.col);
- vfprintf(stderr, fmt, args);
+ const SerdError e = {
+ st, reader->cur.filename, reader->cur.line, reader->cur.col, fmt, &args
+ };
+ serd_error(reader->error_sink, reader->error_handle, &e);
va_end(args);
return 0;
}
@@ -149,7 +152,8 @@ eat_byte_check(SerdReader* reader, const uint8_t byte)
{
const uint8_t c = peek_byte(reader);
if (c != byte) {
- return error(reader, "expected `%c', not `%c'\n", byte, c);
+ return error(reader, SERD_ERR_BAD_SYNTAX,
+ "expected `%c', not `%c'\n", byte, c);
}
return eat_byte_safe(reader, byte);
}
@@ -271,7 +275,8 @@ read_hex(SerdReader* reader)
if (in_range(c, 0x30, 0x39) || in_range(c, 0x41, 0x46)) {
return eat_byte_safe(reader, c);
} else {
- return error(reader, "illegal hexadecimal digit `%c'\n", c);
+ return error(reader, SERD_ERR_BAD_SYNTAX,
+ "invalid hexadecimal digit `%c'\n", c);
}
}
@@ -298,7 +303,8 @@ read_hex_escape(SerdReader* reader, unsigned length, Ref dest)
} else if (c < 0x00110000) {
size = 4;
} else {
- error(reader, "unicode character 0x%X out of range\n", c);
+ error(reader, SERD_ERR_BAD_SYNTAX,
+ "unicode character 0x%X out of range\n", c);
push_replacement(reader, dest);
return true;
}
@@ -398,7 +404,7 @@ read_ucharacter_escape(SerdReader* reader, Ref dest)
static inline SerdStatus
bad_char(SerdReader* reader, Ref dest, const char* fmt, uint8_t c)
{
- error(reader, fmt, c);
+ error(reader, SERD_ERR_BAD_SYNTAX, fmt, c);
push_replacement(reader, dest);
// Skip bytes until the next start byte
@@ -454,7 +460,7 @@ read_character(SerdReader* reader, Ref dest)
const uint8_t c = peek_byte(reader);
assert(c != '\\'); // Only called from methods that handle escapes first
if (c == '\0') {
- error(reader, "unexpected end of file\n", c);
+ error(reader, SERD_ERR_BAD_SYNTAX, "unexpected end of input\n", c);
return SERD_ERR_BAD_SYNTAX;
} else if (c < 0x20) {
return bad_char(reader, dest,
@@ -493,7 +499,8 @@ read_lcharacter(SerdReader* reader, Ref dest, SerdNodeFlags* flags)
if (read_scharacter_escape(reader, dest, flags)) {
return SERD_SUCCESS;
} else {
- error(reader, "illegal escape `\\%c'\n", peek_byte(reader));
+ error(reader, SERD_ERR_BAD_SYNTAX,
+ "invalid escape `\\%c'\n", peek_byte(reader));
return SERD_ERR_BAD_SYNTAX;
}
case 0xA: case 0xD:
@@ -517,7 +524,8 @@ read_scharacter(SerdReader* reader, Ref dest, SerdNodeFlags* flags)
if (read_scharacter_escape(reader, dest, flags)) {
return SERD_SUCCESS;
} else {
- error(reader, "illegal escape `\\%c'\n", peek_byte(reader));
+ error(reader, SERD_ERR_BAD_SYNTAX,
+ "invalid escape `\\%c'\n", peek_byte(reader));
return SERD_ERR_BAD_SYNTAX;
}
case '\"':
@@ -539,7 +547,8 @@ read_ucharacter(SerdReader* reader, Ref dest)
if (read_ucharacter_escape(reader, dest)) {
return SERD_SUCCESS;
} else {
- error(reader, "illegal escape `\\%c'\n", peek_byte(reader));
+ error(reader, SERD_ERR_BAD_SYNTAX,
+ "invalid escape `\\%c'\n", peek_byte(reader));
return SERD_FAILURE;
}
case '>':
@@ -707,7 +716,7 @@ read_prefixName(SerdReader* reader, Ref dest)
{
uint8_t c = peek_byte(reader);
if (c == '_') {
- error(reader, "unexpected `_'\n");
+ error(reader, SERD_ERR_BAD_SYNTAX, "unexpected `_'\n");
return pop_node(reader, dest);
}
TRY_RET(c = read_nameStartChar(reader));
@@ -741,7 +750,7 @@ read_language(SerdReader* reader)
{
uint8_t c = peek_byte(reader);
if (!in_range(c, 'a', 'z')) {
- return error(reader, "unexpected `%c'\n", c);
+ return error(reader, SERD_ERR_BAD_SYNTAX, "unexpected `%c'\n", c);
}
Ref ref = push_node(reader, SERD_LITERAL, "", 0);
push_byte(reader, ref, eat_byte_safe(reader, c));
@@ -795,7 +804,7 @@ read_0_9(SerdReader* reader, Ref str, bool at_least_one)
uint8_t c;
if (at_least_one) {
if (!is_digit((c = peek_byte(reader)))) {
- return error(reader, "expected digit\n");
+ return error(reader, SERD_ERR_BAD_SYNTAX, "expected digit\n");
}
push_byte(reader, str, eat_byte_safe(reader, c));
}
@@ -957,7 +966,8 @@ read_nodeID(SerdReader* reader)
reader->bprefix ? (char*)reader->bprefix : "",
reader->bprefix_len);
if (!read_name(reader, ref)) {
- return error(reader, "illegal character at start of name\n");
+ return error(reader, SERD_ERR_BAD_SYNTAX,
+ "invalid character at start of name\n");
}
if (reader->syntax == SERD_TURTLE) {
const char* const buf = (const char*)deref(reader, ref)->buf;
@@ -965,8 +975,8 @@ read_nodeID(SerdReader* reader)
memcpy((char*)buf, "docid", 5); // Prevent clash
reader->seen_genid = true;
} else if (reader->seen_genid && !strncmp(buf, "docid", 5)) {
- error(reader, "found both `genid' and `docid' blank IDs\n");
- error(reader, "resolve this with a blank ID prefix\n");
+ error(reader, SERD_ERR_ID_CLASH,
+ "found both `genid' and `docid' IDs, prefix required\n");
return pop_node(reader, ref);
}
}
@@ -1039,7 +1049,7 @@ read_blank(SerdReader* reader, ReadContext ctx, bool subject, Ref* dest)
case '(':
return read_collection(reader, ctx, dest);
default:
- return error(reader, "illegal blank node\n");
+ return error(reader, SERD_ERR_BAD_SYNTAX, "invalid blank node\n");
}
}
@@ -1311,7 +1321,7 @@ read_directive(SerdReader* reader)
switch (peek_byte(reader)) {
case 'b': return read_base(reader);
case 'p': return read_prefixID(reader);
- default: return error(reader, "illegal directive\n");
+ default: return error(reader, SERD_ERR_BAD_SYNTAX, "invalid directive\n");
}
}
@@ -1366,6 +1376,8 @@ serd_reader_new(SerdSyntax syntax,
me->prefix_sink = prefix_sink;
me->statement_sink = statement_sink;
me->end_sink = end_sink;
+ me->error_sink = NULL;
+ me->error_handle = NULL;
me->default_graph = SERD_NODE_NULL;
me->fd = 0;
me->stack = serd_stack_new(SERD_PAGE_SIZE);
@@ -1392,6 +1404,16 @@ serd_reader_new(SerdSyntax syntax,
SERD_API
void
+serd_reader_set_error_sink(SerdReader* reader,
+ SerdErrorSink error_sink,
+ void* error_handle)
+{
+ reader->error_sink = error_sink;
+ reader->error_handle = error_handle;
+}
+
+SERD_API
+void
serd_reader_free(SerdReader* reader)
{
pop_node(reader, reader->rdf_nil);
generated by cgit v1.2.1 (git 2.18.0) at 2024-06-28 16:10:56 +0000