add generator reset, and ability to verify and reformat streams

2 files changed, 16 insertions, 0 deletions

diff --git a/src/api/yajl_gen.h b/src/api/yajl_gen.h
index 4962e06..ddd1527 100644
--- a/src/api/yajl_gen.h
+++ b/src/api/yajl_gen.h
@@ -150,6 +150,14 @@ extern "C" {
      *  intended to enable incremental JSON outputing. */
     YAJL_API void yajl_gen_clear(yajl_gen hand);
 
+    /** Reset the generator state.  Allows a client to generate multiple
+     *  json entities in a stream. The "sep" string will be inserted to
+     *  separate the previously generated entity from the current,
+     *  NULL means *no separation* of entites (clients beware, generating
+     *  multiple JSON numbers, for instance, will result in inscrutable
+     *  output) */
+    YAJL_API void yajl_gen_reset(yajl_gen hand, const char * sep);
+
 #ifdef __cplusplus
 }
 #endif
diff --git a/src/yajl_gen.c b/src/yajl_gen.c
index eccfa42..0f5c68e 100644
--- a/src/yajl_gen.c
+++ b/src/yajl_gen.c
@@ -126,6 +126,14 @@ yajl_gen_alloc(const yajl_alloc_funcs * afs)
 }
 
 void
+yajl_gen_reset(yajl_gen g, const char * sep)
+{
+    g->depth = 0;
+    memset((void *) &(g->state), 0, sizeof(g->state));
+    if (sep != NULL) g->print(g->ctx, sep, strlen(sep));
+}
+
+void
 yajl_gen_free(yajl_gen g)
 {
     if (g->print == (yajl_print_t)&yajl_buf_append) yajl_buf_free((yajl_buf)g->ctx);