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authorJustin M. Keyes <justinkz@gmail.com>2019-08-24 13:54:27 +0200
committerJustin M. Keyes <justinkz@gmail.com>2019-08-27 22:13:45 +0200
commiteacc70fb3ebae6d76112ab10647a42339f5f223f (patch)
treeef498c6f108edc29498d319de32417d90d8c0bd7 /src
parentc95f5d166fad75ad8383f76675d06907687066a7 (diff)
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API: nvim_paste
Diffstat (limited to 'src')
-rw-r--r--src/nvim/api/private/helpers.c29
-rw-r--r--src/nvim/api/vim.c48
-rw-r--r--src/nvim/getchar.c15
-rw-r--r--src/nvim/lua/vim.lua9
-rw-r--r--src/nvim/tui/input.c40
5 files changed, 84 insertions, 57 deletions
diff --git a/src/nvim/api/private/helpers.c b/src/nvim/api/private/helpers.c
index 6b05d1ac0a..3443f85e20 100644
--- a/src/nvim/api/private/helpers.c
+++ b/src/nvim/api/private/helpers.c
@@ -745,6 +745,35 @@ String ga_take_string(garray_T *ga)
return str;
}
+/// Creates "readfile()-style" ArrayOf(String).
+///
+/// - NUL bytes are replaced with NL (form-feed).
+/// - If last line ends with NL an extra empty list item is added.
+Array string_to_array(const String input)
+{
+ Array ret = ARRAY_DICT_INIT;
+ for (size_t i = 0; i < input.size; i++) {
+ const char *start = input.data + i;
+ const char *end = xmemscan(start, NL, input.size - i);
+ const size_t line_len = (size_t)(end - start);
+ i += line_len;
+
+ String s = {
+ .size = line_len,
+ .data = xmemdupz(start, line_len),
+ };
+ memchrsub(s.data, NUL, NL, line_len);
+ ADD(ret, STRING_OBJ(s));
+ // If line ends at end-of-buffer, add empty final item.
+ // This is "readfile()-style", see also ":help channel-lines".
+ if (i + 1 == input.size && end[0] == NL) {
+ ADD(ret, STRING_OBJ(cchar_to_string(NUL)));
+ }
+ }
+
+ return ret;
+}
+
/// Set, tweak, or remove a mapping in a mode. Acts as the implementation for
/// functions like @ref nvim_buf_set_keymap.
///
diff --git a/src/nvim/api/vim.c b/src/nvim/api/vim.c
index 02000907f9..b355491dcc 100644
--- a/src/nvim/api/vim.c
+++ b/src/nvim/api/vim.c
@@ -1206,6 +1206,42 @@ Dictionary nvim_get_namespaces(void)
return retval;
}
+/// Paste
+///
+/// Invokes the `vim.paste` handler, which handles each mode appropriately.
+/// Sets redo/undo. Faster than |nvim_input()|.
+///
+/// @param data Multiline input. May be binary (containing NUL bytes).
+/// @param phase Pass -1 to paste as one big buffer (i.e. without streaming).
+/// To "stream" a paste, call `nvim_paste` sequentially with
+/// these `phase` values:
+/// - 1: starts the paste (exactly once)
+/// - 2: continues the paste (zero or more times)
+/// - 3: ends the paste (exactly once)
+/// @param[out] err Error details, if any
+/// @return true if paste should continue, false if paste was canceled
+Boolean nvim_paste(String data, Integer phase, Error *err)
+ FUNC_API_SINCE(6)
+{
+ if (phase < -1 || phase > 3) {
+ api_set_error(err, kErrorTypeValidation, "Invalid phase: %"PRId64, phase);
+ return false;
+ }
+ Array args = ARRAY_DICT_INIT;
+ ADD(args, ARRAY_OBJ(string_to_array(data)));
+ ADD(args, INTEGER_OBJ(phase));
+ Object rv
+ = nvim_execute_lua(STATIC_CSTR_AS_STRING("return vim._paste(...)"),
+ args, err);
+ // Abort paste if handler does not return true.
+ bool ok = !ERROR_SET(err)
+ && (rv.type == kObjectTypeBoolean && rv.data.boolean);
+ api_free_object(rv);
+ api_free_array(args);
+
+ return ok;
+}
+
/// Puts text at cursor.
///
/// Compare |:put| and |p| which are always linewise.
@@ -1225,11 +1261,8 @@ void nvim_put(ArrayOf(String) lines, String type, Boolean after,
{
yankreg_T *reg = xcalloc(sizeof(yankreg_T), 1);
if (!prepare_yankreg_from_object(reg, type, lines.size)) {
- api_set_error(err,
- kErrorTypeValidation,
- "Invalid regtype %s",
- type.data);
- return;
+ api_set_error(err, kErrorTypeValidation, "Invalid type: '%s'", type.data);
+ goto cleanup;
}
if (lines.size == 0) {
goto cleanup; // Nothing to do.
@@ -1237,9 +1270,8 @@ void nvim_put(ArrayOf(String) lines, String type, Boolean after,
for (size_t i = 0; i < lines.size; i++) {
if (lines.items[i].type != kObjectTypeString) {
- api_set_error(err,
- kErrorTypeValidation,
- "All items in the lines array must be strings");
+ api_set_error(err, kErrorTypeValidation,
+ "Invalid lines (expected array of strings)");
goto cleanup;
}
String line = lines.items[i].data.string;
diff --git a/src/nvim/getchar.c b/src/nvim/getchar.c
index d1b4751a00..0ef0c852a4 100644
--- a/src/nvim/getchar.c
+++ b/src/nvim/getchar.c
@@ -523,15 +523,12 @@ void AppendToRedobuff(const char *s)
}
}
-/*
- * Append to Redo buffer literally, escaping special characters with CTRL-V.
- * K_SPECIAL and CSI are escaped as well.
- */
-void
-AppendToRedobuffLit (
- char_u *str,
- int len /* length of "str" or -1 for up to the NUL */
-)
+/// Append to Redo buffer literally, escaping special characters with CTRL-V.
+/// K_SPECIAL and CSI are escaped as well.
+///
+/// @param str String to append
+/// @param len Length of `str` or -1 for up to the NUL.
+void AppendToRedobuffLit(const char_u *str, int len)
{
if (block_redo) {
return;
diff --git a/src/nvim/lua/vim.lua b/src/nvim/lua/vim.lua
index dca61d814a..637a4baf33 100644
--- a/src/nvim/lua/vim.lua
+++ b/src/nvim/lua/vim.lua
@@ -105,9 +105,10 @@ local _paste = (function()
tdots = now
tredraw = now
tick = 0
- if (call('mode', {})):find('[vV]') then
- vim.api.nvim_feedkeys('', 'n', false)
- end
+ -- TODO
+ -- if mode == 'i' or mode == 'R' then
+ -- nvim_cancel()
+ -- end
end
vim.api.nvim_put(lines, 'c', true, true)
if (now - tredraw >= 1000) or phase == 1 or phase == 3 then
@@ -119,6 +120,8 @@ local _paste = (function()
local dots = ('.'):rep(tick % 4)
tdots = now
tick = tick + 1
+ -- Use :echo because Lua print('') is a no-op, and we want to clear the
+ -- message when there are zero dots.
vim.api.nvim_command(('echo "%s"'):format(dots))
end
if phase == 3 then
diff --git a/src/nvim/tui/input.c b/src/nvim/tui/input.c
index fc06f21339..33062e88d3 100644
--- a/src/nvim/tui/input.c
+++ b/src/nvim/tui/input.c
@@ -100,31 +100,6 @@ static void tinput_done_event(void **argv)
input_done();
}
-static Array string_to_array(const String input)
-{
- Array ret = ARRAY_DICT_INIT;
- for (size_t i = 0; i < input.size; i++) {
- const char *start = input.data + i;
- const char *end = xmemscan(start, NL, input.size - i);
- const size_t line_len = (size_t)(end - start);
- i += line_len;
-
- String s = {
- .size = line_len,
- .data = xmemdupz(start, line_len),
- };
- memchrsub(s.data, NUL, NL, line_len);
- ADD(ret, STRING_OBJ(s));
- // If line ends at end-of-buffer, add empty final item.
- // This is "readfile()-style", see also ":help channel-lines".
- if (i + 1 == input.size && end[0] == NL) {
- ADD(ret, STRING_OBJ(cchar_to_string(NUL)));
- }
- }
-
- return ret;
-}
-
static void tinput_wait_enqueue(void **argv)
{
TermInput *input = argv[0];
@@ -132,18 +107,9 @@ static void tinput_wait_enqueue(void **argv)
const String keys = { .data = buf, .size = len };
if (input->paste) {
Error err = ERROR_INIT;
- Array args = ARRAY_DICT_INIT;
- ADD(args, ARRAY_OBJ(string_to_array(keys)));
- ADD(args, INTEGER_OBJ(input->paste));
- Object rv
- = nvim_execute_lua(STATIC_CSTR_AS_STRING("return vim._paste(...)"),
- args, &err);
- input->paste = (rv.type == kObjectTypeBoolean && rv.data.boolean)
- ? 2 // Paste phase: "continue".
- : 0; // Abort paste if handler does not return true.
-
- api_free_object(rv);
- api_free_array(args);
+ Boolean rv = nvim_paste(keys, input->paste, &err);
+ // Paste phase: "continue" (unless handler failed).
+ input->paste = rv && !ERROR_SET(&err) ? 2 : 0;
rbuffer_consumed(input->key_buffer, len);
rbuffer_reset(input->key_buffer);
if (ERROR_SET(&err)) {