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Merge pull request #16594 from shadmansaleh/feat/api/lua_keymaps

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feat(api): add support for lua function & description in keymap
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Björn Linse 2021-12-31 20:10:35 +01:00 committed by GitHub
commit b218d02c44
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16 changed files with 460 additions and 69 deletions
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7
runtime/doc/api.txt
View File

@ -1580,8 +1580,11 @@ nvim_set_keymap({mode}, {lhs}, {rhs}, {*opts}) *nvim_set_keymap()*
{rhs} Right-hand-side |{rhs}| of the mapping. {rhs} Right-hand-side |{rhs}| of the mapping.
{opts} Optional parameters map. Accepts all {opts} Optional parameters map. Accepts all
|:map-arguments| as keys excluding |<buffer>| but |:map-arguments| as keys excluding |<buffer>| but
including |noremap|. Values are Booleans. Unknown including |noremap| and "desc". |desc| can be used
key is an error. to give a description to keymap. When called from
Lua, also accepts a "callback" key that takes a
Lua function to call when the mapping is executed.
Values are Booleans. Unknown key is an error.
nvim_set_option({name}, {value}) *nvim_set_option()* nvim_set_option({name}, {value}) *nvim_set_option()*
Sets the global value of an option. Sets the global value of an option.

4
src/nvim/api/buffer.c
View File

@ -835,7 +835,7 @@ Integer nvim_buf_get_changedtick(Buffer buffer, Error *err)
/// @param[out] err Error details, if any /// @param[out] err Error details, if any
/// @returns Array of maparg()-like dictionaries describing mappings. /// @returns Array of maparg()-like dictionaries describing mappings.
/// The "buffer" key holds the associated buffer handle. /// The "buffer" key holds the associated buffer handle.
ArrayOf(Dictionary) nvim_buf_get_keymap(Buffer buffer, String mode, Error *err) ArrayOf(Dictionary) nvim_buf_get_keymap(uint64_t channel_id, Buffer buffer, String mode, Error *err)
FUNC_API_SINCE(3) FUNC_API_SINCE(3)
{ {
buf_T *buf = find_buffer_by_handle(buffer, err); buf_T *buf = find_buffer_by_handle(buffer, err);
@ -844,7 +844,7 @@ ArrayOf(Dictionary) nvim_buf_get_keymap(Buffer buffer, String mode, Error *err)
return (Array)ARRAY_DICT_INIT; return (Array)ARRAY_DICT_INIT;
} }
return keymap_array(mode, buf); return keymap_array(mode, buf, channel_id == LUA_INTERNAL_CALL);
} }
/// Sets a buffer-local |mapping| for the given mode. /// Sets a buffer-local |mapping| for the given mode.

2
src/nvim/api/keysets.lua
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@ -29,6 +29,8 @@ return {
"script"; "script";
"expr"; "expr";
"unique"; "unique";
"callback";
"desc";
}; };
get_commands = { get_commands = {
"builtin"; "builtin";

46
src/nvim/api/private/helpers.c
View File

@ -594,6 +594,7 @@ Array string_to_array(const String input, bool crlf)
void modify_keymap(Buffer buffer, bool is_unmap, String mode, String lhs, String rhs, void modify_keymap(Buffer buffer, bool is_unmap, String mode, String lhs, String rhs,
Dict(keymap) *opts, Error *err) Dict(keymap) *opts, Error *err)
{ {
LuaRef lua_funcref = LUA_NOREF;
bool global = (buffer == -1); bool global = (buffer == -1);
if (global) { if (global) {
buffer = 0; buffer = 0;
@ -604,6 +605,9 @@ void modify_keymap(Buffer buffer, bool is_unmap, String mode, String lhs, String
return; return;
} }
if (opts != NULL && opts->callback.type == kObjectTypeLuaRef) {
lua_funcref = api_new_luaref(opts->callback.data.luaref);
}
MapArguments parsed_args = MAP_ARGUMENTS_INIT; MapArguments parsed_args = MAP_ARGUMENTS_INIT;
if (opts) { if (opts) {
#define KEY_TO_BOOL(name) \ #define KEY_TO_BOOL(name) \
@ -623,9 +627,13 @@ void modify_keymap(Buffer buffer, bool is_unmap, String mode, String lhs, String
parsed_args.buffer = !global; parsed_args.buffer = !global;
set_maparg_lhs_rhs((char_u *)lhs.data, lhs.size, set_maparg_lhs_rhs((char_u *)lhs.data, lhs.size,
(char_u *)rhs.data, rhs.size, (char_u *)rhs.data, rhs.size, lua_funcref,
CPO_TO_CPO_FLAGS, &parsed_args); CPO_TO_CPO_FLAGS, &parsed_args);
if (opts != NULL && opts->desc.type == kObjectTypeString) {
parsed_args.desc = xstrdup(opts->desc.data.string.data);
} else {
parsed_args.desc = NULL;
}
if (parsed_args.lhs_len > MAXMAPLEN) { if (parsed_args.lhs_len > MAXMAPLEN) {
api_set_error(err, kErrorTypeValidation, "LHS exceeds maximum map length: %s", lhs.data); api_set_error(err, kErrorTypeValidation, "LHS exceeds maximum map length: %s", lhs.data);
goto fail_and_free; goto fail_and_free;
@ -658,7 +666,8 @@ void modify_keymap(Buffer buffer, bool is_unmap, String mode, String lhs, String
bool is_noremap = parsed_args.noremap; bool is_noremap = parsed_args.noremap;
assert(!(is_unmap && is_noremap)); assert(!(is_unmap && is_noremap));
if (!is_unmap && (parsed_args.rhs_len == 0 && !parsed_args.rhs_is_noop)) { if (!is_unmap && lua_funcref == LUA_NOREF
&& (parsed_args.rhs_len == 0 && !parsed_args.rhs_is_noop)) {
if (rhs.size == 0) { // assume that the user wants RHS to be a <Nop> if (rhs.size == 0) { // assume that the user wants RHS to be a <Nop>
parsed_args.rhs_is_noop = true; parsed_args.rhs_is_noop = true;
} else { } else {
@ -668,9 +677,13 @@ void modify_keymap(Buffer buffer, bool is_unmap, String mode, String lhs, String
api_set_error(err, kErrorTypeValidation, "Parsing of nonempty RHS failed: %s", rhs.data); api_set_error(err, kErrorTypeValidation, "Parsing of nonempty RHS failed: %s", rhs.data);
goto fail_and_free; goto fail_and_free;
} }
} else if (is_unmap && parsed_args.rhs_len) { } else if (is_unmap && (parsed_args.rhs_len || parsed_args.rhs_lua != LUA_NOREF)) {
api_set_error(err, kErrorTypeValidation, if (parsed_args.rhs_len) {
"Gave nonempty RHS in unmap command: %s", parsed_args.rhs); api_set_error(err, kErrorTypeValidation,
"Gave nonempty RHS in unmap command: %s", parsed_args.rhs);
} else {
api_set_error(err, kErrorTypeValidation, "Gave nonempty RHS for unmap");
}
goto fail_and_free; goto fail_and_free;
} }
@ -700,9 +713,12 @@ void modify_keymap(Buffer buffer, bool is_unmap, String mode, String lhs, String
goto fail_and_free; goto fail_and_free;
} // switch } // switch
parsed_args.rhs_lua = LUA_NOREF; // don't clear ref on success
fail_and_free: fail_and_free:
NLUA_CLEAR_REF(parsed_args.rhs_lua);
xfree(parsed_args.rhs); xfree(parsed_args.rhs);
xfree(parsed_args.orig_rhs); xfree(parsed_args.orig_rhs);
XFREE_CLEAR(parsed_args.desc);
return; return;
} }
@ -1052,8 +1068,9 @@ void api_set_error(Error *err, ErrorType errType, const char *format, ...)
/// ///
/// @param mode The abbreviation for the mode /// @param mode The abbreviation for the mode
/// @param buf The buffer to get the mapping array. NULL for global /// @param buf The buffer to get the mapping array. NULL for global
/// @param from_lua Whether it is called from internal lua api.
/// @returns Array of maparg()-like dictionaries describing mappings /// @returns Array of maparg()-like dictionaries describing mappings
ArrayOf(Dictionary) keymap_array(String mode, buf_T *buf) ArrayOf(Dictionary) keymap_array(String mode, buf_T *buf, bool from_lua)
{ {
Array mappings = ARRAY_DICT_INIT; Array mappings = ARRAY_DICT_INIT;
dict_T *const dict = tv_dict_alloc(); dict_T *const dict = tv_dict_alloc();
@ -1073,8 +1090,19 @@ ArrayOf(Dictionary) keymap_array(String mode, buf_T *buf)
// Check for correct mode // Check for correct mode
if (int_mode & current_maphash->m_mode) { if (int_mode & current_maphash->m_mode) {
mapblock_fill_dict(dict, current_maphash, buffer_value, false); mapblock_fill_dict(dict, current_maphash, buffer_value, false);
ADD(mappings, vim_to_object((typval_T[]) { { .v_type = VAR_DICT, .vval.v_dict = dict } })); Object api_dict = vim_to_object((typval_T[]) { { .v_type = VAR_DICT,
.vval.v_dict = dict } });
if (from_lua) {
Dictionary d = api_dict.data.dictionary;
for (size_t j = 0; j < d.size; j++) {
if (strequal("callback", d.items[j].key.data)) {
d.items[j].value.type = kObjectTypeLuaRef;
d.items[j].value.data.luaref = api_new_luaref((LuaRef)d.items[j].value.data.integer);
break;
}
}
}
ADD(mappings, api_dict);
tv_dict_clear(dict); tv_dict_clear(dict);
} }
} }

9
src/nvim/api/vim.c
View File

@ -1538,10 +1538,10 @@ Dictionary nvim_get_mode(void)
/// @param mode Mode short-name ("n", "i", "v", ...) /// @param mode Mode short-name ("n", "i", "v", ...)
/// @returns Array of maparg()-like dictionaries describing mappings. /// @returns Array of maparg()-like dictionaries describing mappings.
/// The "buffer" key is always zero. /// The "buffer" key is always zero.
ArrayOf(Dictionary) nvim_get_keymap(String mode) ArrayOf(Dictionary) nvim_get_keymap(uint64_t channel_id, String mode)
FUNC_API_SINCE(3) FUNC_API_SINCE(3)
{ {
return keymap_array(mode, NULL); return keymap_array(mode, NULL, channel_id == LUA_INTERNAL_CALL);
} }
/// Sets a global |mapping| for the given mode. /// Sets a global |mapping| for the given mode.
@ -1566,7 +1566,10 @@ ArrayOf(Dictionary) nvim_get_keymap(String mode)
/// @param lhs Left-hand-side |{lhs}| of the mapping. /// @param lhs Left-hand-side |{lhs}| of the mapping.
/// @param rhs Right-hand-side |{rhs}| of the mapping. /// @param rhs Right-hand-side |{rhs}| of the mapping.
/// @param opts Optional parameters map. Accepts all |:map-arguments| /// @param opts Optional parameters map. Accepts all |:map-arguments|
/// as keys excluding |<buffer>| but including |noremap|. /// as keys excluding |<buffer>| but including |noremap| and "desc".
/// |desc| can be used to give a description to keymap.
/// When called from Lua, also accepts a "callback" key that takes
/// a Lua function to call when the mapping is executed.
/// Values are Booleans. Unknown key is an error. /// Values are Booleans. Unknown key is an error.
/// @param[out] err Error details, if any. /// @param[out] err Error details, if any.
void nvim_set_keymap(String mode, String lhs, String rhs, Dict(keymap) *opts, Error *err) void nvim_set_keymap(String mode, String lhs, String rhs, Dict(keymap) *opts, Error *err)

2
src/nvim/buffer_defs.h
View File

@ -352,6 +352,7 @@ struct mapblock {
char_u *m_keys; // mapped from, lhs char_u *m_keys; // mapped from, lhs
char_u *m_str; // mapped to, rhs char_u *m_str; // mapped to, rhs
char_u *m_orig_str; // rhs as entered by the user char_u *m_orig_str; // rhs as entered by the user
LuaRef m_luaref; // lua function reference as rhs
int m_keylen; // strlen(m_keys) int m_keylen; // strlen(m_keys)
int m_mode; // valid mode int m_mode; // valid mode
int m_noremap; // if non-zero no re-mapping for m_str int m_noremap; // if non-zero no re-mapping for m_str
@ -359,6 +360,7 @@ struct mapblock {
char m_nowait; // <nowait> used char m_nowait; // <nowait> used
char m_expr; // <expr> used, m_str is an expression char m_expr; // <expr> used, m_str is an expression
sctx_T m_script_ctx; // SCTX where map was defined sctx_T m_script_ctx; // SCTX where map was defined
char *m_desc; // description of keymap
}; };
/// Used for highlighting in the status line. /// Used for highlighting in the status line.

4
src/nvim/edit.c
View File

@ -1076,6 +1076,10 @@ static int insert_handle_key(InsertState *s)
case K_COMMAND: // some command case K_COMMAND: // some command
do_cmdline(NULL, getcmdkeycmd, NULL, 0); do_cmdline(NULL, getcmdkeycmd, NULL, 0);
goto check_pum;
case K_LUA:
map_execute_lua();
check_pum: check_pum:
// TODO(bfredl): Not entirely sure this indirection is necessary // TODO(bfredl): Not entirely sure this indirection is necessary

17
src/nvim/eval.c
View File

@ -7299,12 +7299,19 @@ void mapblock_fill_dict(dict_T *const dict, const mapblock_T *const mp, long buf
noremap_value = mp->m_noremap == REMAP_SCRIPT ? 2 : !!mp->m_noremap; noremap_value = mp->m_noremap == REMAP_SCRIPT ? 2 : !!mp->m_noremap;
} }
if (compatible) { if (mp->m_luaref != LUA_NOREF) {
tv_dict_add_str(dict, S_LEN("rhs"), (const char *)mp->m_orig_str); tv_dict_add_nr(dict, S_LEN("callback"), mp->m_luaref);
} else { } else {
tv_dict_add_allocated_str(dict, S_LEN("rhs"), if (compatible) {
str2special_save((const char *)mp->m_str, false, tv_dict_add_str(dict, S_LEN("rhs"), (const char *)mp->m_orig_str);
true)); } else {
tv_dict_add_allocated_str(dict, S_LEN("rhs"),
str2special_save((const char *)mp->m_str, false,
true));
}
}
if (mp->m_desc != NULL) {
tv_dict_add_allocated_str(dict, S_LEN("desc"), xstrdup(mp->m_desc));
} }
tv_dict_add_allocated_str(dict, S_LEN("lhs"), lhs); tv_dict_add_allocated_str(dict, S_LEN("lhs"), lhs);
tv_dict_add_nr(dict, S_LEN("noremap"), noremap_value); tv_dict_add_nr(dict, S_LEN("noremap"), noremap_value);

10
src/nvim/eval/funcs.c
View File

@ -5980,6 +5980,7 @@ static void get_maparg(typval_T *argvars, typval_T *rettv, int exact)
{ {
char_u *keys_buf = NULL; char_u *keys_buf = NULL;
char_u *rhs; char_u *rhs;
LuaRef rhs_lua;
int mode; int mode;
int abbr = FALSE; int abbr = FALSE;
int get_dict = FALSE; int get_dict = FALSE;
@ -6016,7 +6017,7 @@ static void get_maparg(typval_T *argvars, typval_T *rettv, int exact)
keys = replace_termcodes(keys, STRLEN(keys), &keys_buf, true, true, true, keys = replace_termcodes(keys, STRLEN(keys), &keys_buf, true, true, true,
CPO_TO_CPO_FLAGS); CPO_TO_CPO_FLAGS);
rhs = check_map(keys, mode, exact, false, abbr, &mp, &buffer_local); rhs = check_map(keys, mode, exact, false, abbr, &mp, &buffer_local, &rhs_lua);
xfree(keys_buf); xfree(keys_buf);
if (!get_dict) { if (!get_dict) {
@ -6027,10 +6028,15 @@ static void get_maparg(typval_T *argvars, typval_T *rettv, int exact)
} else { } else {
rettv->vval.v_string = (char_u *)str2special_save((char *)rhs, false, false); rettv->vval.v_string = (char_u *)str2special_save((char *)rhs, false, false);
} }
} else if (rhs_lua != LUA_NOREF) {
size_t msglen = 100;
char *msg = (char *)xmalloc(msglen);
snprintf(msg, msglen, "<Lua function %d>", mp->m_luaref);
rettv->vval.v_string = (char_u *)msg;
} }
} else { } else {
tv_dict_alloc_ret(rettv); tv_dict_alloc_ret(rettv);
if (rhs != NULL) { if (mp != NULL && (rhs != NULL || rhs_lua != LUA_NOREF)) {
// Return a dictionary. // Return a dictionary.
mapblock_fill_dict(rettv->vval.v_dict, mp, buffer_local, true); mapblock_fill_dict(rettv->vval.v_dict, mp, buffer_local, true);
} }

6
src/nvim/ex_getln.c
View File

@ -1024,11 +1024,13 @@ static int command_line_execute(VimState *state, int key)
CommandLineState *s = (CommandLineState *)state; CommandLineState *s = (CommandLineState *)state;
s->c = key; s->c = key;
if (s->c == K_EVENT || s->c == K_COMMAND) { if (s->c == K_EVENT || s->c == K_COMMAND || s->c == K_LUA) {
if (s->c == K_EVENT) { if (s->c == K_EVENT) {
state_handle_k_event(); state_handle_k_event();
} else { } else if (s->c == K_COMMAND) {
do_cmdline(NULL, getcmdkeycmd, NULL, DOCMD_NOWAIT); do_cmdline(NULL, getcmdkeycmd, NULL, DOCMD_NOWAIT);
} else {
map_execute_lua();
} }
if (!cmdline_was_last_drawn) { if (!cmdline_was_last_drawn) {

183
src/nvim/getchar.c
View File

@ -15,6 +15,7 @@
#include <stdbool.h> #include <stdbool.h>
#include <string.h> #include <string.h>
#include "nvim/api/private/helpers.h"
#include "nvim/ascii.h" #include "nvim/ascii.h"
#include "nvim/assert.h" #include "nvim/assert.h"
#include "nvim/buffer_defs.h" #include "nvim/buffer_defs.h"
@ -1902,7 +1903,7 @@ static int handle_mapping(int *keylenp, bool *timedout, int *mapdepth)
// complete match // complete match
if (keylen >= 0 && keylen <= typebuf.tb_len) { if (keylen >= 0 && keylen <= typebuf.tb_len) {
char_u *map_str; char_u *map_str = NULL;
int save_m_expr; int save_m_expr;
int save_m_noremap; int save_m_noremap;
int save_m_silent; int save_m_silent;
@ -1947,6 +1948,7 @@ static int handle_mapping(int *keylenp, bool *timedout, int *mapdepth)
save_m_silent = mp->m_silent; save_m_silent = mp->m_silent;
char_u *save_m_keys = NULL; // only saved when needed char_u *save_m_keys = NULL; // only saved when needed
char_u *save_m_str = NULL; // only saved when needed char_u *save_m_str = NULL; // only saved when needed
LuaRef save_m_luaref = mp->m_luaref;
// Handle ":map <expr>": evaluate the {rhs} as an // Handle ":map <expr>": evaluate the {rhs} as an
// expression. Also save and restore the command line // expression. Also save and restore the command line
@ -1959,8 +1961,10 @@ static int handle_mapping(int *keylenp, bool *timedout, int *mapdepth)
may_garbage_collect = false; may_garbage_collect = false;
save_m_keys = vim_strsave(mp->m_keys); save_m_keys = vim_strsave(mp->m_keys);
save_m_str = vim_strsave(mp->m_str); if (save_m_luaref == LUA_NOREF) {
map_str = eval_map_expr(save_m_str, NUL); save_m_str = vim_strsave(mp->m_str);
}
map_str = eval_map_expr(mp, NUL);
vgetc_busy = save_vgetc_busy; vgetc_busy = save_vgetc_busy;
may_garbage_collect = save_may_garbage_collect; may_garbage_collect = save_may_garbage_collect;
} else { } else {
@ -2618,11 +2622,13 @@ int fix_input_buffer(char_u *buf, int len)
/// @param[in] orig_lhs Original mapping LHS, with characters to replace. /// @param[in] orig_lhs Original mapping LHS, with characters to replace.
/// @param[in] orig_lhs_len `strlen` of orig_lhs. /// @param[in] orig_lhs_len `strlen` of orig_lhs.
/// @param[in] orig_rhs Original mapping RHS, with characters to replace. /// @param[in] orig_rhs Original mapping RHS, with characters to replace.
/// @param[in] rhs_lua Lua reference for Lua maps.
/// @param[in] orig_rhs_len `strlen` of orig_rhs. /// @param[in] orig_rhs_len `strlen` of orig_rhs.
/// @param[in] cpo_flags See param docs for @ref replace_termcodes. /// @param[in] cpo_flags See param docs for @ref replace_termcodes.
/// @param[out] mapargs MapArguments struct holding the replaced strings. /// @param[out] mapargs MapArguments struct holding the replaced strings.
void set_maparg_lhs_rhs(const char_u *orig_lhs, const size_t orig_lhs_len, const char_u *orig_rhs, void set_maparg_lhs_rhs(const char_u *orig_lhs, const size_t orig_lhs_len,
const size_t orig_rhs_len, int cpo_flags, MapArguments *mapargs) const char_u *orig_rhs, const size_t orig_rhs_len,
LuaRef rhs_lua, int cpo_flags, MapArguments *mapargs)
{ {
char_u *lhs_buf = NULL; char_u *lhs_buf = NULL;
char_u *rhs_buf = NULL; char_u *rhs_buf = NULL;
@ -2638,22 +2644,34 @@ void set_maparg_lhs_rhs(const char_u *orig_lhs, const size_t orig_lhs_len, const
true, true, true, cpo_flags); true, true, true, cpo_flags);
mapargs->lhs_len = STRLEN(replaced); mapargs->lhs_len = STRLEN(replaced);
STRLCPY(mapargs->lhs, replaced, sizeof(mapargs->lhs)); STRLCPY(mapargs->lhs, replaced, sizeof(mapargs->lhs));
mapargs->rhs_lua = rhs_lua;
mapargs->orig_rhs_len = orig_rhs_len; if (rhs_lua == LUA_NOREF) {
mapargs->orig_rhs = xcalloc(mapargs->orig_rhs_len + 1, sizeof(char_u)); mapargs->orig_rhs_len = orig_rhs_len;
STRLCPY(mapargs->orig_rhs, orig_rhs, mapargs->orig_rhs_len + 1); mapargs->orig_rhs = xcalloc(mapargs->orig_rhs_len + 1, sizeof(char_u));
STRLCPY(mapargs->orig_rhs, orig_rhs, mapargs->orig_rhs_len + 1);
if (STRICMP(orig_rhs, "<nop>") == 0) { // "<Nop>" means nothing if (STRICMP(orig_rhs, "<nop>") == 0) { // "<Nop>" means nothing
mapargs->rhs = xcalloc(1, sizeof(char_u)); // single null-char mapargs->rhs = xcalloc(1, sizeof(char_u)); // single null-char
mapargs->rhs_len = 0; mapargs->rhs_len = 0;
mapargs->rhs_is_noop = true; mapargs->rhs_is_noop = true;
} else {
replaced = replace_termcodes(orig_rhs, orig_rhs_len, &rhs_buf,
false, true, true, cpo_flags);
mapargs->rhs_len = STRLEN(replaced);
mapargs->rhs_is_noop = false;
mapargs->rhs = xcalloc(mapargs->rhs_len + 1, sizeof(char_u));
STRLCPY(mapargs->rhs, replaced, mapargs->rhs_len + 1);
}
} else { } else {
replaced = replace_termcodes(orig_rhs, orig_rhs_len, &rhs_buf, char tmp_buf[64];
false, true, true, cpo_flags); // stores <lua>ref_no<cr> in map_str
mapargs->rhs_len = STRLEN(replaced); mapargs->orig_rhs_len = (size_t)vim_snprintf(S_LEN(tmp_buf), "<LUA>%d<CR>", rhs_lua);
mapargs->rhs_is_noop = false; mapargs->orig_rhs = vim_strsave((char_u *)tmp_buf);
mapargs->rhs = xcalloc(mapargs->rhs_len + 1, sizeof(char_u)); mapargs->rhs_len = (size_t)vim_snprintf(S_LEN(tmp_buf), "%c%c%c%d\r", K_SPECIAL,
STRLCPY(mapargs->rhs, replaced, mapargs->rhs_len + 1); (char_u)KEY2TERMCAP0(K_LUA), KEY2TERMCAP1(K_LUA),
rhs_lua);
mapargs->rhs = vim_strsave((char_u *)tmp_buf);
} }
xfree(lhs_buf); xfree(lhs_buf);
@ -2765,7 +2783,7 @@ int str_to_mapargs(const char_u *strargs, bool is_unmap, MapArguments *mapargs)
size_t orig_rhs_len = STRLEN(rhs_start); size_t orig_rhs_len = STRLEN(rhs_start);
set_maparg_lhs_rhs(lhs_to_replace, orig_lhs_len, set_maparg_lhs_rhs(lhs_to_replace, orig_lhs_len,
rhs_start, orig_rhs_len, rhs_start, orig_rhs_len, LUA_NOREF,
CPO_TO_CPO_FLAGS, &parsed_args); CPO_TO_CPO_FLAGS, &parsed_args);
xfree(lhs_to_replace); xfree(lhs_to_replace);
@ -2827,7 +2845,7 @@ int buf_do_map(int maptype, MapArguments *args, int mode, bool is_abbrev, buf_T
validate_maphash(); validate_maphash();
bool has_lhs = (args->lhs[0] != NUL); bool has_lhs = (args->lhs[0] != NUL);
bool has_rhs = (args->rhs[0] != NUL) || args->rhs_is_noop; bool has_rhs = args->rhs_lua != LUA_NOREF || (args->rhs[0] != NUL) || args->rhs_is_noop;
// check for :unmap without argument // check for :unmap without argument
if (maptype == 1 && !has_lhs) { if (maptype == 1 && !has_lhs) {
@ -3017,10 +3035,14 @@ int buf_do_map(int maptype, MapArguments *args, int mode, bool is_abbrev, buf_T
} else { // new rhs for existing entry } else { // new rhs for existing entry
mp->m_mode &= ~mode; // remove mode bits mp->m_mode &= ~mode; // remove mode bits
if (mp->m_mode == 0 && !did_it) { // reuse entry if (mp->m_mode == 0 && !did_it) { // reuse entry
xfree(mp->m_str); XFREE_CLEAR(mp->m_str);
XFREE_CLEAR(mp->m_orig_str);
XFREE_CLEAR(mp->m_desc);
NLUA_CLEAR_REF(mp->m_luaref);
mp->m_str = vim_strsave(rhs); mp->m_str = vim_strsave(rhs);
xfree(mp->m_orig_str);
mp->m_orig_str = vim_strsave(orig_rhs); mp->m_orig_str = vim_strsave(orig_rhs);
mp->m_luaref = args->rhs_lua;
mp->m_noremap = noremap; mp->m_noremap = noremap;
mp->m_nowait = args->nowait; mp->m_nowait = args->nowait;
mp->m_silent = args->silent; mp->m_silent = args->silent;
@ -3028,6 +3050,9 @@ int buf_do_map(int maptype, MapArguments *args, int mode, bool is_abbrev, buf_T
mp->m_expr = args->expr; mp->m_expr = args->expr;
mp->m_script_ctx = current_sctx; mp->m_script_ctx = current_sctx;
mp->m_script_ctx.sc_lnum += sourcing_lnum; mp->m_script_ctx.sc_lnum += sourcing_lnum;
if (args->desc != NULL) {
mp->m_desc = xstrdup(args->desc);
}
did_it = true; did_it = true;
} }
} }
@ -3096,6 +3121,7 @@ int buf_do_map(int maptype, MapArguments *args, int mode, bool is_abbrev, buf_T
mp->m_keys = vim_strsave(lhs); mp->m_keys = vim_strsave(lhs);
mp->m_str = vim_strsave(rhs); mp->m_str = vim_strsave(rhs);
mp->m_orig_str = vim_strsave(orig_rhs); mp->m_orig_str = vim_strsave(orig_rhs);
mp->m_luaref = args->rhs_lua;
mp->m_keylen = (int)STRLEN(mp->m_keys); mp->m_keylen = (int)STRLEN(mp->m_keys);
mp->m_noremap = noremap; mp->m_noremap = noremap;
mp->m_nowait = args->nowait; mp->m_nowait = args->nowait;
@ -3104,6 +3130,10 @@ int buf_do_map(int maptype, MapArguments *args, int mode, bool is_abbrev, buf_T
mp->m_expr = args->expr; mp->m_expr = args->expr;
mp->m_script_ctx = current_sctx; mp->m_script_ctx = current_sctx;
mp->m_script_ctx.sc_lnum += sourcing_lnum; mp->m_script_ctx.sc_lnum += sourcing_lnum;
mp->m_desc = NULL;
if (args->desc != NULL) {
mp->m_desc = xstrdup(args->desc);
}
// add the new entry in front of the abbrlist or maphash[] list // add the new entry in front of the abbrlist or maphash[] list
if (is_abbrev) { if (is_abbrev) {
@ -3200,8 +3230,10 @@ static void mapblock_free(mapblock_T **mpp)
mp = *mpp; mp = *mpp;
xfree(mp->m_keys); xfree(mp->m_keys);
xfree(mp->m_str); NLUA_CLEAR_REF(mp->m_luaref);
xfree(mp->m_orig_str); XFREE_CLEAR(mp->m_str);
XFREE_CLEAR(mp->m_orig_str);
XFREE_CLEAR(mp->m_desc);
*mpp = mp->m_next; *mpp = mp->m_next;
xfree(mp); xfree(mp);
} }
@ -3392,7 +3424,8 @@ static void showmap(mapblock_T *mp, bool local)
{ {
size_t len = 1; size_t len = 1;
if (message_filtered(mp->m_keys) && message_filtered(mp->m_str)) { if (message_filtered(mp->m_keys)
&& mp->m_str != NULL && message_filtered(mp->m_str)) {
return; return;
} }
@ -3437,7 +3470,11 @@ static void showmap(mapblock_T *mp, bool local)
/* Use FALSE below if we only want things like <Up> to show up as such on /* Use FALSE below if we only want things like <Up> to show up as such on
* the rhs, and not M-x etc, TRUE gets both -- webb */ * the rhs, and not M-x etc, TRUE gets both -- webb */
if (*mp->m_str == NUL) { if (mp->m_luaref != LUA_NOREF) {
char msg[100];
snprintf(msg, sizeof(msg), "<Lua function %d>", mp->m_luaref);
msg_puts_attr(msg, HL_ATTR(HLF_8));
} else if (mp->m_str == NULL) {
msg_puts_attr("<Nop>", HL_ATTR(HLF_8)); msg_puts_attr("<Nop>", HL_ATTR(HLF_8));
} else { } else {
// Remove escaping of CSI, because "m_str" is in a format to be used // Remove escaping of CSI, because "m_str" is in a format to be used
@ -3447,6 +3484,11 @@ static void showmap(mapblock_T *mp, bool local)
msg_outtrans_special(s, false, 0); msg_outtrans_special(s, false, 0);
xfree(s); xfree(s);
} }
if (mp->m_desc != NULL) {
msg_puts("\n "); // Shift line to same level as rhs.
msg_puts(mp->m_desc);
}
if (p_verbose > 0) { if (p_verbose > 0) {
last_set_msg(mp->m_script_ctx); last_set_msg(mp->m_script_ctx);
} }
@ -3533,7 +3575,7 @@ int map_to_exists_mode(const char *const rhs, const int mode, const bool abbr)
} }
for (; mp; mp = mp->m_next) { for (; mp; mp = mp->m_next) {
if ((mp->m_mode & mode) if ((mp->m_mode & mode)
&& strstr((char *)mp->m_str, rhs) != NULL) { && mp->m_str != NULL && strstr((char *)mp->m_str, rhs) != NULL) {
return true; return true;
} }
} }
@ -3879,7 +3921,7 @@ bool check_abbr(int c, char_u *ptr, int col, int mincol)
(void)ins_typebuf(tb, 1, 0, true, mp->m_silent); (void)ins_typebuf(tb, 1, 0, true, mp->m_silent);
} }
if (mp->m_expr) { if (mp->m_expr) {
s = eval_map_expr(mp->m_str, c); s = eval_map_expr(mp, c);
} else { } else {
s = mp->m_str; s = mp->m_str;
} }
@ -3909,11 +3951,11 @@ bool check_abbr(int c, char_u *ptr, int col, int mincol)
/// special characters. /// special characters.
/// ///
/// @param c NUL or typed character for abbreviation /// @param c NUL or typed character for abbreviation
static char_u *eval_map_expr(char_u *str, int c) static char_u *eval_map_expr(mapblock_T *mp, int c)
{ {
char_u *res; char_u *res;
char_u *p; char_u *p = NULL;
char_u *expr; char_u *expr = NULL;
char_u *save_cmd; char_u *save_cmd;
pos_T save_cursor; pos_T save_cursor;
int save_msg_col; int save_msg_col;
@ -3921,8 +3963,10 @@ static char_u *eval_map_expr(char_u *str, int c)
/* Remove escaping of CSI, because "str" is in a format to be used as /* Remove escaping of CSI, because "str" is in a format to be used as
* typeahead. */ * typeahead. */
expr = vim_strsave(str); if (mp->m_luaref == LUA_NOREF) {
vim_unescape_csi(expr); expr = vim_strsave(mp->m_str);
vim_unescape_csi(expr);
}
save_cmd = save_cmdline_alloc(); save_cmd = save_cmdline_alloc();
@ -3934,7 +3978,22 @@ static char_u *eval_map_expr(char_u *str, int c)
save_cursor = curwin->w_cursor; save_cursor = curwin->w_cursor;
save_msg_col = msg_col; save_msg_col = msg_col;
save_msg_row = msg_row; save_msg_row = msg_row;
p = eval_to_string(expr, NULL, false); if (mp->m_luaref != LUA_NOREF) {
Error err = ERROR_INIT;
Array args = ARRAY_DICT_INIT;
Object ret = nlua_call_ref(mp->m_luaref, NULL, args, true, &err);
if (ret.type == kObjectTypeString) {
p = (char_u *)xstrndup(ret.data.string.data, ret.data.string.size);
}
api_free_object(ret);
if (err.type != kErrorTypeNone) {
semsg_multiline("E5108: %s", err.msg);
api_clear_error(&err);
}
} else {
p = eval_to_string(expr, NULL, false);
xfree(expr);
}
textlock--; textlock--;
ex_normal_lock--; ex_normal_lock--;
curwin->w_cursor = save_cursor; curwin->w_cursor = save_cursor;
@ -3942,7 +4001,6 @@ static char_u *eval_map_expr(char_u *str, int c)
msg_row = save_msg_row; msg_row = save_msg_row;
restore_cmdline_alloc(save_cmd); restore_cmdline_alloc(save_cmd);
xfree(expr);
if (p == NULL) { if (p == NULL) {
return NULL; return NULL;
@ -4049,8 +4107,11 @@ int makemap(FILE *fd, buf_T *buf)
continue; continue;
} }
// skip mappings that contain a <SNR> (script-local thing), // skip lua mappings and mappings that contain a <SNR> (script-local thing),
// they probably don't work when loaded again // they probably don't work when loaded again
if (mp->m_luaref != LUA_NOREF) {
continue;
}
for (p = mp->m_str; *p != NUL; p++) { for (p = mp->m_str; *p != NUL; p++) {
if (p[0] == K_SPECIAL && p[1] == KS_EXTRA if (p[0] == K_SPECIAL && p[1] == KS_EXTRA
&& p[2] == (int)KE_SNR) { && p[2] == (int)KE_SNR) {
@ -4331,10 +4392,11 @@ int put_escstr(FILE *fd, char_u *strstart, int what)
/// @param mp_ptr return: pointer to mapblock or NULL /// @param mp_ptr return: pointer to mapblock or NULL
/// @param local_ptr return: buffer-local mapping or NULL /// @param local_ptr return: buffer-local mapping or NULL
char_u *check_map(char_u *keys, int mode, int exact, int ign_mod, int abbr, mapblock_T **mp_ptr, char_u *check_map(char_u *keys, int mode, int exact, int ign_mod, int abbr, mapblock_T **mp_ptr,
int *local_ptr) int *local_ptr, int *rhs_lua)
{ {
int len, minlen; int len, minlen;
mapblock_T *mp; mapblock_T *mp;
*rhs_lua = LUA_NOREF;
validate_maphash(); validate_maphash();
@ -4375,7 +4437,8 @@ char_u *check_map(char_u *keys, int mode, int exact, int ign_mod, int abbr, mapb
if (local_ptr != NULL) { if (local_ptr != NULL) {
*local_ptr = local; *local_ptr = local;
} }
return mp->m_str; *rhs_lua = mp->m_luaref;
return mp->m_luaref == LUA_NOREF ? mp->m_str : NULL;
} }
} }
} }
@ -4560,3 +4623,47 @@ char_u *getcmdkeycmd(int promptc, void *cookie, int indent, bool do_concat)
return (char_u *)line_ga.ga_data; return (char_u *)line_ga.ga_data;
} }
bool map_execute_lua(void)
{
garray_T line_ga;
int c1 = -1;
bool aborted = false;
ga_init(&line_ga, 1, 32);
no_mapping++;
got_int = false;
while (c1 != NUL && !aborted) {
ga_grow(&line_ga, 32);
// Get one character at a time.
c1 = vgetorpeek(true);
if (got_int) {
aborted = true;
} else if (c1 == '\r' || c1 == '\n') {
c1 = NUL; // end the line
} else {
ga_append(&line_ga, (char)c1);
}
}
no_mapping--;
if (aborted) {
ga_clear(&line_ga);
return false;
}
LuaRef ref = (LuaRef)atoi(line_ga.ga_data);
Error err = ERROR_INIT;
Array args = ARRAY_DICT_INIT;
nlua_call_ref(ref, NULL, args, false, &err);
if (err.type != kErrorTypeNone) {
semsg_multiline("E5108: %s", err.msg);
api_clear_error(&err);
}
ga_clear(&line_ga);
return true;
}

4
src/nvim/getchar.h
View File

@ -50,14 +50,16 @@ struct map_arguments {
char_u *rhs; /// The {rhs} of the mapping. char_u *rhs; /// The {rhs} of the mapping.
size_t rhs_len; size_t rhs_len;
LuaRef rhs_lua; /// lua function as rhs
bool rhs_is_noop; /// True when the {orig_rhs} is <nop>. bool rhs_is_noop; /// True when the {orig_rhs} is <nop>.
char_u *orig_rhs; /// The original text of the {rhs}. char_u *orig_rhs; /// The original text of the {rhs}.
size_t orig_rhs_len; size_t orig_rhs_len;
char *desc; /// map escription
}; };
typedef struct map_arguments MapArguments; typedef struct map_arguments MapArguments;
#define MAP_ARGUMENTS_INIT { false, false, false, false, false, false, false, \ #define MAP_ARGUMENTS_INIT { false, false, false, false, false, false, false, \
{ 0 }, 0, NULL, 0, false, NULL, 0 } { 0 }, 0, NULL, 0, LUA_NOREF, false, NULL, 0, NULL }
#define KEYLEN_PART_KEY -1 // keylen value for incomplete key-code #define KEYLEN_PART_KEY -1 // keylen value for incomplete key-code
#define KEYLEN_PART_MAP -2 // keylen value for incomplete mapping #define KEYLEN_PART_MAP -2 // keylen value for incomplete mapping

2
src/nvim/keymap.h
View File

@ -245,6 +245,7 @@ enum key_extra {
KE_MOUSEMOVE = 100, // mouse moved with no button down KE_MOUSEMOVE = 100, // mouse moved with no button down
// , KE_CANCEL = 101 // return from vgetc // , KE_CANCEL = 101 // return from vgetc
KE_EVENT = 102, // event KE_EVENT = 102, // event
KE_LUA = 103, // lua special key
KE_COMMAND = 104, // <Cmd> special key KE_COMMAND = 104, // <Cmd> special key
}; };
@ -443,6 +444,7 @@ enum key_extra {
#define K_EVENT TERMCAP2KEY(KS_EXTRA, KE_EVENT) #define K_EVENT TERMCAP2KEY(KS_EXTRA, KE_EVENT)
#define K_COMMAND TERMCAP2KEY(KS_EXTRA, KE_COMMAND) #define K_COMMAND TERMCAP2KEY(KS_EXTRA, KE_COMMAND)
#define K_LUA TERMCAP2KEY(KS_EXTRA, KE_LUA)
// Bits for modifier mask // Bits for modifier mask
// 0x01 cannot be used, because the modifier must be 0x02 or higher // 0x01 cannot be used, because the modifier must be 0x02 or higher

16
src/nvim/normal.c
View File

@ -334,6 +334,7 @@ static const struct nv_cmd {
{ K_SELECT, nv_select, 0, 0 }, { K_SELECT, nv_select, 0, 0 },
{ K_EVENT, nv_event, NV_KEEPREG, 0 }, { K_EVENT, nv_event, NV_KEEPREG, 0 },
{ K_COMMAND, nv_colon, 0, 0 }, { K_COMMAND, nv_colon, 0, 0 },
{ K_LUA, nv_colon, 0, 0 },
}; };
// Number of commands in nv_cmds[]. // Number of commands in nv_cmds[].
@ -4043,21 +4044,22 @@ static void nv_regreplay(cmdarg_T *cap)
} }
} }
/// Handle a ":" command and <Cmd>. /// Handle a ":" command and <Cmd> or Lua keymaps.
static void nv_colon(cmdarg_T *cap) static void nv_colon(cmdarg_T *cap)
{ {
int old_p_im; int old_p_im;
bool cmd_result; bool cmd_result;
bool is_cmdkey = cap->cmdchar == K_COMMAND; bool is_cmdkey = cap->cmdchar == K_COMMAND;
bool is_lua = cap->cmdchar == K_LUA;
if (VIsual_active && !is_cmdkey) { if (VIsual_active && !is_cmdkey && !is_lua) {
nv_operator(cap); nv_operator(cap);
} else { } else {
if (cap->oap->op_type != OP_NOP) { if (cap->oap->op_type != OP_NOP) {
// Using ":" as a movement is charwise exclusive. // Using ":" as a movement is charwise exclusive.
cap->oap->motion_type = kMTCharWise; cap->oap->motion_type = kMTCharWise;
cap->oap->inclusive = false; cap->oap->inclusive = false;
} else if (cap->count0 && !is_cmdkey) { } else if (cap->count0 && !is_cmdkey && !is_lua) {
// translate "count:" into ":.,.+(count - 1)" // translate "count:" into ":.,.+(count - 1)"
stuffcharReadbuff('.'); stuffcharReadbuff('.');
if (cap->count0 > 1) { if (cap->count0 > 1) {
@ -4073,9 +4075,13 @@ static void nv_colon(cmdarg_T *cap)
old_p_im = p_im; old_p_im = p_im;
if (is_lua) {
cmd_result = map_execute_lua();
} else {
// get a command line and execute it // get a command line and execute it
cmd_result = do_cmdline(NULL, is_cmdkey ? getcmdkeycmd : getexline, NULL, cmd_result = do_cmdline(NULL, is_cmdkey ? getcmdkeycmd : getexline, NULL,
cap->oap->op_type != OP_NOP ? DOCMD_KEEPLINE : 0); cap->oap->op_type != OP_NOP ? DOCMD_KEEPLINE : 0);
}
// If 'insertmode' changed, enter or exit Insert mode // If 'insertmode' changed, enter or exit Insert mode
if (p_im != old_p_im) { if (p_im != old_p_im) {

4
src/nvim/terminal.c
View File

@ -528,6 +528,10 @@ static int terminal_execute(VimState *state, int key)
do_cmdline(NULL, getcmdkeycmd, NULL, 0); do_cmdline(NULL, getcmdkeycmd, NULL, 0);
break; break;
case K_LUA:
map_execute_lua();
break;
case Ctrl_N: case Ctrl_N:
if (s->got_bsl) { if (s->got_bsl) {
return 0; return 0;

213
test/functional/api/keymap_spec.lua
View File

@ -5,6 +5,7 @@ local clear = helpers.clear
local command = helpers.command local command = helpers.command
local curbufmeths = helpers.curbufmeths local curbufmeths = helpers.curbufmeths
local eq, neq = helpers.eq, helpers.neq local eq, neq = helpers.eq, helpers.neq
local exec_lua = helpers.exec_lua
local feed = helpers.feed local feed = helpers.feed
local funcs = helpers.funcs local funcs = helpers.funcs
local meths = helpers.meths local meths = helpers.meths
@ -316,6 +317,55 @@ describe('nvim_get_keymap', function()
command('nnoremap \\|<Char-0x20><Char-32><Space><Bar> \\|<Char-0x20><Char-32><Space> <Bar>') command('nnoremap \\|<Char-0x20><Char-32><Space><Bar> \\|<Char-0x20><Char-32><Space> <Bar>')
eq({space_table}, meths.get_keymap('n')) eq({space_table}, meths.get_keymap('n'))
end) end)
it('can handle lua keymaps', function()
eq(0, exec_lua [[
GlobalCount = 0
vim.api.nvim_set_keymap ('n', 'asdf', '', {callback = function() GlobalCount = GlobalCount + 1 end })
return GlobalCount
]])
feed('asdf\n')
eq(1, exec_lua[[return GlobalCount]])
eq(2, exec_lua[[
vim.api.nvim_get_keymap('n')[1].callback()
return GlobalCount
]])
local mapargs = meths.get_keymap('n')
assert.Truthy(type(mapargs[1].callback) == 'number', 'callback is not luaref number')
mapargs[1].callback = nil
eq({
lhs='asdf',
script=0,
silent=0,
expr=0,
sid=0,
buffer=0,
nowait=0,
mode='n',
noremap=0,
lnum=0,
}, mapargs[1])
end)
it ('can handle map descriptions', function()
meths.set_keymap('n', 'lhs', 'rhs', {desc="map description"})
eq({
lhs='lhs',
rhs='rhs',
script=0,
silent=0,
expr=0,
sid=0,
buffer=0,
nowait=0,
mode='n',
noremap=0,
lnum=0,
desc='map description'
}, meths.get_keymap('n')[1])
end)
end) end)
describe('nvim_set_keymap, nvim_del_keymap', function() describe('nvim_set_keymap, nvim_del_keymap', function()
@ -353,6 +403,7 @@ describe('nvim_set_keymap, nvim_del_keymap', function()
to_return.sid = not opts.sid and 0 or opts.sid to_return.sid = not opts.sid and 0 or opts.sid
to_return.buffer = not opts.buffer and 0 or opts.buffer to_return.buffer = not opts.buffer and 0 or opts.buffer
to_return.lnum = not opts.lnum and 0 or opts.lnum to_return.lnum = not opts.lnum and 0 or opts.lnum
to_return.desc = opts.desc
return to_return return to_return
end end
@ -717,6 +768,105 @@ describe('nvim_set_keymap, nvim_del_keymap', function()
end) end)
end end
end end
it('can make lua mappings', function()
eq(0, exec_lua [[
GlobalCount = 0
vim.api.nvim_set_keymap ('n', 'asdf', '', {callback = function() GlobalCount = GlobalCount + 1 end })
return GlobalCount
]])
feed('asdf\n')
eq(1, exec_lua[[return GlobalCount]])
end)
it (':map command shows lua keymap correctly', function()
exec_lua [[
vim.api.nvim_set_keymap ('n', 'asdf', '', {callback = function() print('jkl;') end })
]]
assert.truthy(string.match(exec_lua[[return vim.api.nvim_exec(':nmap asdf', true)]],
"^\nn asdf <Lua function %d+>"))
end)
it ('mapcheck() returns lua keymap correctly', function()
exec_lua [[
vim.api.nvim_set_keymap ('n', 'asdf', '', {callback = function() print('jkl;') end })
]]
assert.truthy(string.match(funcs.mapcheck('asdf', 'n'),
"^<Lua function %d+>"))
end)
it ('maparg() returns lua keymap correctly', function()
exec_lua [[
vim.api.nvim_set_keymap ('n', 'asdf', '', {callback = function() print('jkl;') end })
]]
assert.truthy(string.match(funcs.maparg('asdf', 'n'),
"^<Lua function %d+>"))
local mapargs = funcs.maparg('asdf', 'n', false, true)
assert.Truthy(type(mapargs.callback) == 'number', 'callback is not luaref number')
mapargs.callback = nil
eq(generate_mapargs('n', 'asdf', nil, {}), mapargs)
end)
it('can make lua expr mappings', function()
exec_lua [[
vim.api.nvim_set_keymap ('n', 'aa', '', {callback = function() return vim.api.nvim_replace_termcodes(':lua SomeValue = 99<cr>', true, false, true) end, expr = true })
]]
feed('aa')
eq(99, exec_lua[[return SomeValue]])
end)
it('can overwrite lua mappings', function()
eq(0, exec_lua [[
GlobalCount = 0
vim.api.nvim_set_keymap ('n', 'asdf', '', {callback = function() GlobalCount = GlobalCount + 1 end })
return GlobalCount
]])
feed('asdf\n')
eq(1, exec_lua[[return GlobalCount]])
exec_lua [[
vim.api.nvim_set_keymap ('n', 'asdf', '', {callback = function() GlobalCount = GlobalCount - 1 end })
]]
feed('asdf\n')
eq(0, exec_lua[[return GlobalCount]])
end)
it('can unmap lua mappings', function()
eq(0, exec_lua [[
GlobalCount = 0
vim.api.nvim_set_keymap ('n', 'asdf', '', {callback = function() GlobalCount = GlobalCount + 1 end })
return GlobalCount
]])
feed('asdf\n')
eq(1, exec_lua[[return GlobalCount]])
exec_lua [[
vim.api.nvim_del_keymap('n', 'asdf' )
]]
feed('asdf\n')
eq(1, exec_lua[[return GlobalCount]])
eq('\nNo mapping found', helpers.exec_capture('nmap asdf'))
end)
it('can set descriptions on keymaps', function()
meths.set_keymap('n', 'lhs', 'rhs', {desc="map description"})
eq(generate_mapargs('n', 'lhs', 'rhs', {desc="map description"}), get_mapargs('n', 'lhs'))
eq("\nn lhs rhs\n map description",
helpers.exec_capture("nmap lhs"))
end)
end) end)
describe('nvim_buf_set_keymap, nvim_buf_del_keymap', function() describe('nvim_buf_set_keymap, nvim_buf_del_keymap', function()
@ -814,4 +964,67 @@ describe('nvim_buf_set_keymap, nvim_buf_del_keymap', function()
pcall_err(bufmeths.set_keymap, 100, '', 'lsh', 'irhs<Esc>', {}) pcall_err(bufmeths.set_keymap, 100, '', 'lsh', 'irhs<Esc>', {})
helpers.assert_alive() helpers.assert_alive()
end) end)
it('can make lua mappings', function()
eq(0, exec_lua [[
GlobalCount = 0
vim.api.nvim_buf_set_keymap (0, 'n', 'asdf', '', {callback = function() GlobalCount = GlobalCount + 1 end })
return GlobalCount
]])
feed('asdf\n')
eq(1, exec_lua[[return GlobalCount]])
end)
it('can make lua expr mappings', function()
exec_lua [[
vim.api.nvim_buf_set_keymap (0, 'n', 'aa', '', {callback = function() return vim.api.nvim_replace_termcodes(':lua SomeValue = 99<cr>', true, false, true) end, expr = true })
]]
feed('aa')
eq(99, exec_lua[[return SomeValue ]])
end)
it('can overwrite lua mappings', function()
eq(0, exec_lua [[
GlobalCount = 0
vim.api.nvim_buf_set_keymap (0, 'n', 'asdf', '', {callback = function() GlobalCount = GlobalCount + 1 end })
return GlobalCount
]])
feed('asdf\n')
eq(1, exec_lua[[return GlobalCount]])
exec_lua [[
vim.api.nvim_buf_set_keymap (0, 'n', 'asdf', '', {callback = function() GlobalCount = GlobalCount - 1 end })
]]
feed('asdf\n')
eq(0, exec_lua[[return GlobalCount]])
end)
it('can unmap lua mappings', function()
eq(0, exec_lua [[
GlobalCount = 0
vim.api.nvim_buf_set_keymap (0, 'n', 'asdf', '', {callback = function() GlobalCount = GlobalCount + 1 end })
return GlobalCount
]])
feed('asdf\n')
eq(1, exec_lua[[return GlobalCount]])
exec_lua [[
vim.api.nvim_buf_del_keymap(0, 'n', 'asdf' )
]]
feed('asdf\n')
eq(1, exec_lua[[return GlobalCount]])
eq('\nNo mapping found', helpers.exec_capture('nmap asdf'))
end)
end) end)