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patch 8.1.0027: difficult to make a plugin that feeds a line to a job

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Problem:    Difficult to make a plugin that feeds a line to a job.
Solution:   Add the nitial code for the "prompt" buftype.
This commit is contained in:
Bram Moolenaar
2018-06-03 14:47:35 +02:00
parent 33c5e9fa7a
commit f273245f64
22 changed files with 532 additions and 58 deletions
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34
src/channel.c
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@@ -5836,4 +5836,38 @@ job_stop(job_T *job, typval_T *argvars, char *type)
return 1;
}
void
invoke_prompt_callback(void)
{
typval_T rettv;
int dummy;
typval_T argv[2];
char_u *text;
char_u *prompt;
linenr_T lnum = curbuf->b_ml.ml_line_count;
// Add a new line for the prompt before invoking the callback, so that
// text can always be inserted above the last line.
ml_append(lnum, (char_u *)"", 0, FALSE);
curwin->w_cursor.lnum = lnum + 1;
curwin->w_cursor.col = 0;
if (curbuf->b_prompt_callback == NULL)
return;
text = ml_get(lnum);
prompt = prompt_text();
if (STRLEN(text) >= STRLEN(prompt))
text += STRLEN(prompt);
argv[0].v_type = VAR_STRING;
argv[0].vval.v_string = vim_strsave(text);
argv[1].v_type = VAR_UNKNOWN;
call_func(curbuf->b_prompt_callback,
(int)STRLEN(curbuf->b_prompt_callback),
&rettv, 1, argv, NULL, 0L, 0L, &dummy, TRUE,
curbuf->b_prompt_partial, NULL);
clear_tv(&argv[0]);
clear_tv(&rettv);
}
#endif /* FEAT_JOB_CHANNEL */