diff options
Diffstat (limited to 'src/eval.c')
| -rw-r--r-- | src/eval.c | 38 |
1 files changed, 35 insertions, 3 deletions
diff --git a/src/eval.c b/src/eval.c index 53d41d1d9..a90dd0b73 100644 --- a/src/eval.c +++ b/src/eval.c @@ -9184,6 +9184,38 @@ prepare_assert_error(garray_T *gap) } /* + * Append "str" to "gap", escaping unprintable characters. + * Changes NL to \n, CR to \r, etc. + */ + static void +ga_concat_esc(garray_T *gap, char_u *str) +{ + char_u *p; + char_u buf[NUMBUFLEN]; + + for (p = str; *p != NUL; ++p) + switch (*p) + { + case BS: ga_concat(gap, (char_u *)"\\b"); break; + case ESC: ga_concat(gap, (char_u *)"\\e"); break; + case FF: ga_concat(gap, (char_u *)"\\f"); break; + case NL: ga_concat(gap, (char_u *)"\\n"); break; + case TAB: ga_concat(gap, (char_u *)"\\t"); break; + case CAR: ga_concat(gap, (char_u *)"\\r"); break; + case '\\': ga_concat(gap, (char_u *)"\\\\"); break; + default: + if (*p < ' ') + { + vim_snprintf((char *)buf, NUMBUFLEN, "\\x%02x", *p); + ga_concat(gap, buf); + } + else + ga_append(gap, *p); + break; + } +} + +/* * Fill "gap" with information about an assert error. */ static void @@ -9207,13 +9239,13 @@ fill_assert_error( ga_concat(gap, (char_u *)"Expected "); if (exp_str == NULL) { - ga_concat(gap, tv2string(exp_tv, &tofree, numbuf, 0)); + ga_concat_esc(gap, tv2string(exp_tv, &tofree, numbuf, 0)); vim_free(tofree); } else - ga_concat(gap, exp_str); + ga_concat_esc(gap, exp_str); ga_concat(gap, (char_u *)" but got "); - ga_concat(gap, tv2string(got_tv, &tofree, numbuf, 0)); + ga_concat_esc(gap, tv2string(got_tv, &tofree, numbuf, 0)); vim_free(tofree); } } |