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vim-patch:8.1.2047: cannot check the current state

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Problem:    Cannot check the current state.
Solution:   Add the state() function.

0e57dd859e

Co-authored-by: Bram Moolenaar <Bram@vim.org>
This commit is contained in:
zeertzjq
2023-08-21 11:22:25 +08:00
parent 4956f26744
commit 64ccfdaafe
7 changed files with 161 additions and 8 deletions
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41
src/nvim/eval/funcs.c
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@@ -4925,6 +4925,47 @@ static void f_mode(typval_T *argvars, typval_T *rettv, EvalFuncData fptr)
rettv->v_type = VAR_STRING;
}
static void may_add_state_char(garray_T *gap, const char *include, uint8_t c)
{
if (include == NULL || vim_strchr(include, c) != NULL) {
ga_append(gap, c);
}
}
/// "state()" function
static void f_state(typval_T *argvars, typval_T *rettv, EvalFuncData fptr)
{
garray_T ga;
ga_init(&ga, 1, 20);
const char *include = NULL;
if (argvars[0].v_type != VAR_UNKNOWN) {
include = tv_get_string(&argvars[0]);
}
if (!(stuff_empty() && typebuf.tb_len == 0 && !using_script())) {
may_add_state_char(&ga, include, 'm');
}
if (op_pending()) {
may_add_state_char(&ga, include, 'o');
}
if (autocmd_busy) {
may_add_state_char(&ga, include, 'x');
}
if (!ctrl_x_mode_none()) {
may_add_state_char(&ga, include, 'a');
}
for (int i = 0; i < get_callback_depth() && i < 3; i++) {
may_add_state_char(&ga, include, 'c');
}
if (msg_scrolled > 0) {
may_add_state_char(&ga, include, 's');
}
rettv->v_type = VAR_STRING;
rettv->vval.v_string = ga.ga_data;
}
/// "msgpackdump()" function
static void f_msgpackdump(typval_T *argvars, typval_T *rettv, EvalFuncData fptr)
FUNC_ATTR_NONNULL_ALL