Mercurial > vim
diff src/json.c @ 7736:f2ddad8cbce7 v7.4.1166
commit https://github.com/vim/vim/commit/fcaaae6b3fdbf3421a1ff95a25ae16d82381c39a
Author: Bram Moolenaar <Bram@vim.org>
Date: Sun Jan 24 16:49:11 2016 +0100
patch 7.4.1166
Problem: Can't encode a Funcref into JSON. jsonencode() doesn't handle the
same list or dict twice properly. (Nikolay Pavlov)
Solution: Give an error. Reset copyID when the list or dict is finished.
author | Christian Brabandt <cb@256bit.org> |
---|---|
date | Sun, 24 Jan 2016 17:00:04 +0100 |
parents | 4a4f1dd1abe8 |
children | 3a99194bd187 |
line wrap: on
line diff
--- a/src/json.c +++ b/src/json.c @@ -16,6 +16,7 @@ #include "vim.h" #if defined(FEAT_EVAL) || defined(PROTO) +static int json_encode_item(garray_T *gap, typval_T *val, int copyID); static void json_decode_item(js_read_T *reader, typval_T *res); /* @@ -83,7 +84,11 @@ write_string(garray_T *gap, char_u *str) } } - void +/* + * Encode "val" into "gap". + * Return FAIL or OK. + */ + static int json_encode_item(garray_T *gap, typval_T *val, int copyID) { char_u numbuf[NUMBUFLEN]; @@ -94,7 +99,7 @@ json_encode_item(garray_T *gap, typval_T switch (val->v_type) { case VAR_SPECIAL: - switch(val->vval.v_number) + switch (val->vval.v_number) { case VVAL_FALSE: ga_concat(gap, (char_u *)"false"); break; case VVAL_TRUE: ga_concat(gap, (char_u *)"true"); break; @@ -115,8 +120,9 @@ json_encode_item(garray_T *gap, typval_T break; case VAR_FUNC: - /* no JSON equivalent, skip */ - break; + /* no JSON equivalent */ + EMSG(_(e_invarg)); + return FAIL; case VAR_LIST: l = val->vval.v_list; @@ -134,12 +140,14 @@ json_encode_item(garray_T *gap, typval_T ga_append(gap, '['); for (li = l->lv_first; li != NULL && !got_int; ) { - json_encode_item(gap, &li->li_tv, copyID); + if (json_encode_item(gap, &li->li_tv, copyID) == FAIL) + return FAIL; li = li->li_next; if (li != NULL) ga_append(gap, ','); } ga_append(gap, ']'); + l->lv_copyID = 0; } } break; @@ -172,10 +180,12 @@ json_encode_item(garray_T *gap, typval_T ga_append(gap, ','); write_string(gap, hi->hi_key); ga_append(gap, ':'); - json_encode_item(gap, &dict_lookup(hi)->di_tv, - copyID); + if (json_encode_item(gap, &dict_lookup(hi)->di_tv, + copyID) == FAIL) + return FAIL; } ga_append(gap, '}'); + d->dv_copyID = 0; } } break; @@ -187,7 +197,9 @@ json_encode_item(garray_T *gap, typval_T break; #endif default: EMSG2(_(e_intern2), "json_encode_item()"); break; + return FAIL; } + return OK; } /*