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patch 8.2.1857: Vim9: using job_status() on an unused var gives an error

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Problem:    Vim9: using job_status() on an unused var gives an error.
Solution:   Return "fail". (closes #7158)
This commit is contained in:
Bram Moolenaar
2020-10-17 18:51:52 +02:00
parent 9668cc57a1
commit 218450ad5e
3 changed files with 19 additions and 4 deletions
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17
src/job.c
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@@ -1894,12 +1894,21 @@ f_job_start(typval_T *argvars, typval_T *rettv)
void
f_job_status(typval_T *argvars, typval_T *rettv)
{
job_T *job = get_job_arg(&argvars[0]);
if (job != NULL)
if (argvars[0].v_type == VAR_JOB && argvars[0].vval.v_job == NULL)
{
// A job that never started returns "fail".
rettv->v_type = VAR_STRING;
rettv->vval.v_string = vim_strsave((char_u *)job_status(job));
rettv->vval.v_string = vim_strsave((char_u *)"fail");
}
else
{
job_T *job = get_job_arg(&argvars[0]);
if (job != NULL)
{
rettv->v_type = VAR_STRING;
rettv->vval.v_string = vim_strsave((char_u *)job_status(job));
}
}
}