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API: deprecate nvim_command_output

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This commit is contained in:
Justin M. Keyes
2019-12-01 22:43:16 -08:00
parent 22b52dd462
commit c34130d13a
16 changed files with 90 additions and 117 deletions
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73
src/nvim/api/vim.c
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@@ -76,7 +76,8 @@ void api_vim_free_all_mem(void)
/// Executes Vimscript (multiline block of Ex-commands), like anonymous
/// |:source|.
///
/// Optionally returns (non-error, non-shell |:!|) output.
/// Unlike |nvim_command()| this function supports heredocs, script-scope (s:),
/// etc.
///
/// On execution error: fails with VimL error, does not update v:errmsg.
///
@@ -86,24 +87,21 @@ void api_vim_free_all_mem(void)
/// @param src Vimscript code
/// @param output Capture and return all (non-error, non-shell |:!|) output
/// @param[out] err Error details (Vim error), if any
/// @return Output (non-error, non-shell |:!|) if `output` is true,
/// else empty string.
String nvim_exec(String src, Boolean output, Error *err)
FUNC_API_SINCE(7)
{
if (!output) {
try_start();
do_source_str(src.data, "nvim_exec()");
try_end(err);
return (String)STRING_INIT;
}
const int save_msg_silent = msg_silent;
garray_T *const save_capture_ga = capture_ga;
garray_T capture_local;
ga_init(&capture_local, 1, 80);
if (output) {
ga_init(&capture_local, 1, 80);
capture_ga = &capture_local;
}
try_start();
msg_silent++;
capture_ga = &capture_local;
do_source_str(src.data, "nvim_exec()");
capture_ga = save_capture_ga;
msg_silent = save_msg_silent;
@@ -113,10 +111,10 @@ String nvim_exec(String src, Boolean output, Error *err)
goto theend;
}
if (capture_local.ga_len > 1) {
if (output && capture_local.ga_len > 1) {
String s = (String){
.data = capture_local.ga_data,
.size = (size_t)capture_local.ga_len,
.data = capture_local.ga_data,
.size = (size_t)capture_local.ga_len,
};
// redir usually (except :echon) prepends a newline.
if (s.data[0] == '\n') {
@@ -127,7 +125,9 @@ String nvim_exec(String src, Boolean output, Error *err)
return s; // Caller will free the memory.
}
theend:
ga_clear(&capture_local);
if (output) {
ga_clear(&capture_local);
}
return (String)STRING_INIT;
}
@@ -393,50 +393,13 @@ String nvim_replace_termcodes(String str, Boolean from_part, Boolean do_lt,
return cstr_as_string(ptr);
}
/// Executes an ex-command and returns its (non-error) output.
/// Shell |:!| output is not captured.
///
/// On execution error: fails with VimL error, does not update v:errmsg.
///
/// @param command Ex-command string
/// @param[out] err Error details (Vim error), if any
/// @deprecated
/// @see nvim_exec
String nvim_command_output(String command, Error *err)
FUNC_API_SINCE(1)
FUNC_API_DEPRECATED_SINCE(7)
{
const int save_msg_silent = msg_silent;
garray_T *const save_capture_ga = capture_ga;
garray_T capture_local;
ga_init(&capture_local, 1, 80);
try_start();
msg_silent++;
capture_ga = &capture_local;
do_cmdline_cmd(command.data);
capture_ga = save_capture_ga;
msg_silent = save_msg_silent;
try_end(err);
if (ERROR_SET(err)) {
goto theend;
}
if (capture_local.ga_len > 1) {
String s = (String){
.data = capture_local.ga_data,
.size = (size_t)capture_local.ga_len,
};
// redir usually (except :echon) prepends a newline.
if (s.data[0] == '\n') {
memmove(s.data, s.data + 1, s.size - 1);
s.data[s.size - 1] = '\0';
s.size = s.size - 1;
}
return s; // Caller will free the memory.
}
theend:
ga_clear(&capture_local);
return (String)STRING_INIT;
return nvim_exec(command, true, err);
}
/// Evaluates a VimL |expression|.