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| author | ZyX <kp-pav@yandex.ru> | 2016-03-09 02:08:53 +0300 |
|---|---|---|
| committer | ZyX <kp-pav@yandex.ru> | 2016-04-18 02:48:20 +0300 |
| commit | 515fea1ef09e3debee9e226f34d3e62e47e8a08d (patch) | |
| tree | 0b3bafae697739e2a1d10870c117b4b6b49f409d /src/nvim/eval/decode.c | |
| parent | 69ce17878eb6a95e40b6e5c36c62a5ffdf2df62d (diff) | |
| download | rneovim-515fea1ef09e3debee9e226f34d3e62e47e8a08d.tar.gz rneovim-515fea1ef09e3debee9e226f34d3e62e47e8a08d.tar.bz2 rneovim-515fea1ef09e3debee9e226f34d3e62e47e8a08d.zip | |
eval/decode: Reject even more numbers
Rejects leading zeroes and numbers like 1.e+5 (decimal dot with missing number
with signed exponent).
Diffstat (limited to 'src/nvim/eval/decode.c')
| -rw-r--r-- | src/nvim/eval/decode.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/src/nvim/eval/decode.c b/src/nvim/eval/decode.c index ec3be2cfb6..f74f2b3150 100644 --- a/src/nvim/eval/decode.c +++ b/src/nvim/eval/decode.c @@ -492,6 +492,7 @@ static inline int parse_json_number(const char *const buf, const size_t buf_len, const char *ints = NULL; const char *fracs = NULL; const char *exps = NULL; + const char *exps_s = NULL; if (*p == '-') { p++; } @@ -499,6 +500,10 @@ static inline int parse_json_number(const char *const buf, const size_t buf_len, while (p < e && ascii_isdigit(*p)) { p++; } + if (p != ints + 1 && *ints == '0') { + emsgf(_("E474: Leading zeroes are not allowed: %.*s"), LENP(s, e)); + goto parse_json_number_fail; + } if (p < e && p != ints && (*p == '.' || *p == 'e' || *p == 'E')) { if (*p == '.') { p++; @@ -509,6 +514,7 @@ static inline int parse_json_number(const char *const buf, const size_t buf_len, } if (p < e && (*p == 'e' || *p == 'E')) { p++; + exps_s = p; if (p < e && (*p == '-' || *p == '+')) { p++; } @@ -521,7 +527,7 @@ static inline int parse_json_number(const char *const buf, const size_t buf_len, if (p == ints) { emsgf(_("E474: Missing number after minus sign: %.*s"), LENP(s, e)); goto parse_json_number_fail; - } else if (p == fracs || exps == fracs + 1) { + } else if (p == fracs || exps_s == fracs + 1) { emsgf(_("E474: Missing number after decimal dot: %.*s"), LENP(s, e)); goto parse_json_number_fail; } else if (p == exps) { |