diff options
Diffstat (limited to 'src/nvim/eval/vars.c')
| -rw-r--r-- | src/nvim/eval/vars.c | 21 |
1 files changed, 12 insertions, 9 deletions
diff --git a/src/nvim/eval/vars.c b/src/nvim/eval/vars.c index 7ae7b5a57a..d3ca2624eb 100644 --- a/src/nvim/eval/vars.c +++ b/src/nvim/eval/vars.c @@ -55,8 +55,9 @@ static const char *e_lock_unlock = N_("E940: Cannot lock or unlock variable %s") /// Evaluate one Vim expression {expr} in string "p" and append the /// resulting string to "gap". "p" points to the opening "{". +/// When "evaluate" is false only skip over the expression. /// Return a pointer to the character after "}", NULL for an error. -char *eval_one_expr_in_str(char *p, garray_T *gap) +char *eval_one_expr_in_str(char *p, garray_T *gap, bool evaluate) { char *block_start = skipwhite(p + 1); // skip the opening { char *block_end = block_start; @@ -73,14 +74,16 @@ char *eval_one_expr_in_str(char *p, garray_T *gap) semsg(_(e_missing_close_curly_str), p); return NULL; } - *block_end = NUL; - char *expr_val = eval_to_string(block_start, true); - *block_end = '}'; - if (expr_val == NULL) { - return NULL; + if (evaluate) { + *block_end = NUL; + char *expr_val = eval_to_string(block_start, true); + *block_end = '}'; + if (expr_val == NULL) { + return NULL; + } + ga_concat(gap, expr_val); + xfree(expr_val); } - ga_concat(gap, expr_val); - xfree(expr_val); return block_end + 1; } @@ -129,7 +132,7 @@ char *eval_all_expr_in_str(char *str) } // Evaluate the expression and append the result. - p = eval_one_expr_in_str(p, &ga); + p = eval_one_expr_in_str(p, &ga, true); if (p == NULL) { ga_clear(&ga); return NULL; |