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-rw-r--r--src/n3.c44
1 files changed, 22 insertions, 22 deletions
diff --git a/src/n3.c b/src/n3.c
index 1883b6b2..ab0cfb37 100644
--- a/src/n3.c
+++ b/src/n3.c
@@ -1072,13 +1072,15 @@ read_anon(SerdReader* const reader,
const bool subject,
SerdNode** const dest)
{
- const SerdStatementFlags old_flags = *ctx.flags;
- bool empty = false;
eat_byte_safe(reader, '[');
- if ((empty = peek_delim(reader, ']'))) {
- *ctx.flags |= (subject) ? SERD_EMPTY_S : SERD_EMPTY_O;
+
+ const SerdStatementFlags old_flags = *ctx.flags;
+ const bool empty = peek_delim(reader, ']');
+
+ if (subject) {
+ *ctx.flags |= empty ? SERD_EMPTY_S : SERD_ANON_S;
} else {
- *ctx.flags |= (subject) ? SERD_ANON_S_BEGIN : SERD_ANON_O_BEGIN;
+ *ctx.flags |= SERD_ANON_O;
}
if (!*dest) {
@@ -1087,31 +1089,33 @@ read_anon(SerdReader* const reader,
}
}
+ // Emit statement with this anonymous object first
SerdStatus st = SERD_SUCCESS;
if (ctx.subject) {
TRY(st, emit_statement(reader, ctx, *dest));
}
+ // Switch the subject to the anonymous node and read its description
ctx.subject = *dest;
if (!empty) {
- *ctx.flags &= ~(unsigned)SERD_LIST_CONT;
- if (!subject) {
- *ctx.flags |= SERD_ANON_CONT;
- }
-
bool ate_dot_in_list = false;
- if ((st = read_predicateObjectList(reader, ctx, &ate_dot_in_list))) {
+ st = read_predicateObjectList(reader, ctx, &ate_dot_in_list);
+ if (st > SERD_FAILURE) {
return st;
}
if (ate_dot_in_list) {
return r_err(reader, SERD_ERR_BAD_SYNTAX, "`.' inside blank\n");
}
+
read_ws_star(reader);
- serd_sink_write_end(reader->sink, *dest);
*ctx.flags = old_flags;
}
+ if (!(subject && empty)) {
+ TRY(st, serd_sink_write_end(reader->sink, *dest));
+ }
+
return eat_byte_check(reader, ']');
}
@@ -1293,10 +1297,8 @@ read_predicateObjectList(SerdReader* const reader,
}
static SerdStatus
-end_collection(SerdReader* const reader, ReadContext ctx, const SerdStatus st)
+end_collection(SerdReader* const reader, const SerdStatus st)
{
- *ctx.flags &= ~(unsigned)SERD_LIST_CONT;
-
return st ? st : eat_byte_check(reader, ')');
}
@@ -1316,15 +1318,14 @@ read_collection(SerdReader* const reader,
if (ctx.subject) {
// subject predicate _:head
- *ctx.flags |= (end ? 0 : SERD_LIST_O_BEGIN);
+ *ctx.flags |= (end ? 0 : SERD_LIST_O);
TRY(st, emit_statement(reader, ctx, *dest));
- *ctx.flags |= SERD_LIST_CONT;
} else {
- *ctx.flags |= (end ? 0 : SERD_LIST_S_BEGIN);
+ *ctx.flags |= (end ? 0 : SERD_LIST_S);
}
if (end) {
- return end_collection(reader, ctx, st);
+ return end_collection(reader, st);
}
/* The order of node allocation here is necessarily not in stack order,
@@ -1344,7 +1345,7 @@ read_collection(SerdReader* const reader,
ctx.predicate = reader->rdf_first;
bool ate_dot = false;
if ((st = read_object(reader, &ctx, true, &ate_dot)) || ate_dot) {
- return end_collection(reader, ctx, st);
+ return end_collection(reader, st);
}
if (!(end = peek_delim(reader, ')'))) {
@@ -1359,7 +1360,6 @@ read_collection(SerdReader* const reader,
}
// _:node rdf:rest _:rest
- *ctx.flags |= SERD_LIST_CONT;
ctx.predicate = reader->rdf_rest;
TRY(st, emit_statement(reader, ctx, (end ? reader->rdf_nil : rest)));
@@ -1368,7 +1368,7 @@ read_collection(SerdReader* const reader,
node = ctx.subject; // invariant
}
- return end_collection(reader, ctx, st);
+ return end_collection(reader, st);
}
static SerdStatus