diff options
Diffstat (limited to 'runtime/doc/eval.txt')
| -rw-r--r-- | runtime/doc/eval.txt | 276 |
1 files changed, 273 insertions, 3 deletions
diff --git a/runtime/doc/eval.txt b/runtime/doc/eval.txt index dfffe33b1f..cd5632e70c 100644 --- a/runtime/doc/eval.txt +++ b/runtime/doc/eval.txt @@ -2028,6 +2028,8 @@ cursor({lnum}, {col} [, {off}]) cursor({list}) Number move cursor to position in {list} deepcopy({expr} [, {noref}]) any make a full copy of {expr} delete({fname} [, {flags}]) Number delete the file or directory {fname} +deletebufline({expr}, {first}[, {last}]) + Number delete lines from buffer {expr} dictwatcheradd({dict}, {pattern}, {callback}) Start watching a dictionary dictwatcherdel({dict}, {pattern}, {callback}) @@ -2289,6 +2291,17 @@ shellescape({string} [, {special}]) String escape {string} for use as shell command argument shiftwidth() Number effective value of 'shiftwidth' +sign_define({name} [, {dict}]) Number define or update a sign +sign_getdefined([{name}]) List get a list of defined signs +sign_getplaced([{expr} [, {dict}]]) + List get a list of placed signs +sign_jump({id}, {group}, {expr}) + Number jump to a sign +sign_place({id}, {group}, {name}, {expr} [, {dict}]) + Number place a sign +sign_undefine([{name}]) Number undefine a sign +sign_unplace({group} [, {dict}]) + Number unplace a sign simplify({filename}) String simplify filename as much as possible sin({expr}) Float sine of {expr} sinh({expr}) Float hyperbolic sine of {expr} @@ -3198,6 +3211,17 @@ delete({fname} [, {flags}]) *delete()* The result is a Number, which is 0 if the delete operation was successful and -1 when the deletion failed or partly failed. +deletebufline({expr}, {first}[, {last}]) *deletebufline()* + Delete lines {first} to {last} (inclusive) from buffer {expr}. + If {last} is omitted then delete line {first} only. + On success 0 is returned, on failure 1 is returned. + + For the use of {expr}, see |bufname()| above. + + {first} and {last} are used like with |setline()|. Note that + when using |line()| this refers to the current buffer. Use "$" + to refer to the last line in buffer {expr}. + dictwatcheradd({dict}, {pattern}, {callback}) *dictwatcheradd()* Adds a watcher to a dictionary. A dictionary watcher is identified by three components: @@ -3572,20 +3596,24 @@ extend({expr1}, {expr2} [, {expr3}]) *extend()* feedkeys({string} [, {mode}]) *feedkeys()* Characters in {string} are queued for processing as if they come from a mapping or were typed by the user. + By default the string is added to the end of the typeahead buffer, thus if a mapping is still being executed the characters come after them. Use the 'i' flag to insert before other characters, they will be executed next, before any characters from a mapping. + The function does not wait for processing of keys contained in {string}. + To include special keys into {string}, use double-quotes and "\..." notation |expr-quote|. For example, feedkeys("\<CR>") simulates pressing of the <Enter> key. But feedkeys('\<CR>') pushes 5 characters. - If {mode} is absent, keys are remapped. + {mode} is a String, which can contain these character flags: - 'm' Remap keys. This is default. + 'm' Remap keys. This is default. If {mode} is absent, + keys are remapped. 'n' Do not remap keys. 't' Handle keys as if typed; otherwise they are handled as if coming from a mapping. This matters for undo, @@ -3599,6 +3627,9 @@ feedkeys({string} [, {mode}]) *feedkeys()* will behave as if <Esc> is typed, to avoid getting stuck, waiting for a character to be typed before the script continues. + Note that if you manage to call feedkeys() while + executing commands, thus calling it recursively, the + all typehead will be consumed by the last call. '!' When used with 'x' will not end Insert mode. Can be used in a test when a timer is set to exit Insert mode a little later. Useful for testing CursorHoldI. @@ -7349,7 +7380,246 @@ shiftwidth() *shiftwidth()* endif < And then use s:sw() instead of &sw. +sign_define({name} [, {dict}]) *sign_define()* + Define a new sign named {name} or modify the attributes of an + existing sign. This is similar to the |:sign-define| command. + + Prefix {name} with a unique text to avoid name collisions. + There is no {group} like with placing signs. + + The {name} can be a String or a Number. The optional {dict} + argument specifies the sign attributes. The following values + are supported: + icon full path to the bitmap file for the sign. + linehl highlight group used for the whole line the + sign is placed in. + text text that is displayed when there is no icon + or the GUI is not being used. + texthl highlight group used for the text item + numhl highlight group used for 'number' column at the + associated line. Overrides |hl-LineNr|, + |hl-CursorLineNr|. + + If the sign named {name} already exists, then the attributes + of the sign are updated. + + Returns 0 on success and -1 on failure. + + Examples: > + call sign_define("mySign", {"text" : "=>", "texthl" : + \ "Error", "linehl" : "Search"}) +< +sign_getdefined([{name}]) *sign_getdefined()* + Get a list of defined signs and their attributes. + This is similar to the |:sign-list| command. + + If the {name} is not supplied, then a list of all the defined + signs is returned. Otherwise the attribute of the specified + sign is returned. + + Each list item in the returned value is a dictionary with the + following entries: + icon full path to the bitmap file of the sign + linehl highlight group used for the whole line the + sign is placed in. + name name of the sign + text text that is displayed when there is no icon + or the GUI is not being used. + texthl highlight group used for the text item + numhl highlight group used for 'number' column at the + associated line. Overrides |hl-LineNr|, + |hl-CursorLineNr|. + + Returns an empty List if there are no signs and when {name} is + not found. + + Examples: > + " Get a list of all the defined signs + echo sign_getdefined() + + " Get the attribute of the sign named mySign + echo sign_getdefined("mySign") +< +sign_getplaced([{expr} [, {dict}]]) *sign_getplaced()* + Return a list of signs placed in a buffer or all the buffers. + This is similar to the |:sign-place-list| command. + + If the optional buffer name {expr} is specified, then only the + list of signs placed in that buffer is returned. For the use + of {expr}, see |bufname()|. The optional {dict} can contain + the following entries: + group select only signs in this group + id select sign with this identifier + lnum select signs placed in this line. For the use + of {lnum}, see |line()|. + If {group} is '*', then signs in all the groups including the + global group are returned. If {group} is not supplied or is an + empty string, then only signs in the global group are + returned. If no arguments are supplied, then signs in the + global group placed in all the buffers are returned. + See |sign-group|. + + Each list item in the returned value is a dictionary with the + following entries: + bufnr number of the buffer with the sign + signs list of signs placed in {bufnr}. Each list + item is a dictionary with the below listed + entries + + The dictionary for each sign contains the following entries: + group sign group. Set to '' for the global group. + id identifier of the sign + lnum line number where the sign is placed + name name of the defined sign + priority sign priority + + The returned signs in a buffer are ordered by their line + number. + + Returns an empty list on failure or if there are no placed + signs. + + Examples: > + " Get a List of signs placed in eval.c in the + " global group + echo sign_getplaced("eval.c") + + " Get a List of signs in group 'g1' placed in eval.c + echo sign_getplaced("eval.c", {'group' : 'g1'}) + + " Get a List of signs placed at line 10 in eval.c + echo sign_getplaced("eval.c", {'lnum' : 10}) + + " Get sign with identifier 10 placed in a.py + echo sign_getplaced("a.py", {'id' : 10'}) + + " Get sign with id 20 in group 'g1' placed in a.py + echo sign_getplaced("a.py", {'group' : 'g1', + \ 'id' : 20'}) + + " Get a List of all the placed signs + echo sign_getplaced() +< + *sign_jump()* +sign_jump({id}, {group}, {expr}) + Open the buffer {expr} or jump to the window that contains + {expr} and position the cursor at sign {id} in group {group}. + This is similar to the |:sign-jump| command. + + For the use of {expr}, see |bufname()|. + + Returns the line number of the sign. Returns -1 if the + arguments are invalid. + + Example: > + " Jump to sign 10 in the current buffer + call sign_jump(10, '', '') +< + *sign_place()* +sign_place({id}, {group}, {name}, {expr} [, {dict}]) + Place the sign defined as {name} at line {lnum} in file {expr} + and assign {id} and {group} to sign. This is similar to the + |:sign-place| command. + + If the sign identifier {id} is zero, then a new identifier is + allocated. Otherwise the specified number is used. {group} is + the sign group name. To use the global sign group, use an + empty string. {group} functions as a namespace for {id}, thus + two groups can use the same IDs. Refer to |sign-identifier| + for more information. + + {name} refers to a defined sign. + {expr} refers to a buffer name or number. For the accepted + values, see |bufname()|. + + The optional {dict} argument supports the following entries: + lnum line number in the buffer {expr} where + the sign is to be placed. For the + accepted values, see |line()|. + priority priority of the sign. See + |sign-priority| for more information. + + If the optional {dict} is not specified, then it modifies the + placed sign {id} in group {group} to use the defined sign + {name}. + + Returns the sign identifier on success and -1 on failure. + + Examples: > + " Place a sign named sign1 with id 5 at line 20 in + " buffer json.c + call sign_place(5, '', 'sign1', 'json.c', + \ {'lnum' : 20}) + + " Updates sign 5 in buffer json.c to use sign2 + call sign_place(5, '', 'sign2', 'json.c') + + " Place a sign named sign3 at line 30 in + " buffer json.c with a new identifier + let id = sign_place(0, '', 'sign3', 'json.c', + \ {'lnum' : 30}) + + " Place a sign named sign4 with id 10 in group 'g3' + " at line 40 in buffer json.c with priority 90 + call sign_place(10, 'g3', 'sign4', 'json.c', + \ {'lnum' : 40, 'priority' : 90}) +< +sign_undefine([{name}]) *sign_undefine()* + Deletes a previously defined sign {name}. This is similar to + the |:sign-undefine| command. If {name} is not supplied, then + deletes all the defined signs. + + Returns 0 on success and -1 on failure. + + Examples: > + " Delete a sign named mySign + call sign_undefine("mySign") + + " Delete all the signs + call sign_undefine() +< +sign_unplace({group} [, {dict}]) *sign_unplace()* + Remove a previously placed sign in one or more buffers. This + is similar to the |:sign-unplace()| command. + + {group} is the sign group name. To use the global sign group, + use an empty string. If {group} is set to '*', then all the + groups including the global group are used. + The signs in {group} are selected based on the entries in + {dict}. The following optional entries in {dict} are + supported: + buffer buffer name or number. See |bufname()|. + id sign identifier + If {dict} is not supplied, then all the signs in {group} are + removed. + + Returns 0 on success and -1 on failure. + + Examples: > + " Remove sign 10 from buffer a.vim + call sign_unplace('', {'buffer' : "a.vim", 'id' : 10}) + " Remove sign 20 in group 'g1' from buffer 3 + call sign_unplace('g1', {'buffer' : 3, 'id' : 20}) + + " Remove all the signs in group 'g2' from buffer 10 + call sign_unplace('g2', {'buffer' : 10}) + + " Remove sign 30 in group 'g3' from all the buffers + call sign_unplace('g3', {'id' : 30}) + + " Remove all the signs placed in buffer 5 + call sign_unplace('*', {'buffer' : 5}) + + " Remove the signs in group 'g4' from all the buffers + call sign_unplace('g4') + + " Remove sign 40 from all the buffers + call sign_unplace('*', {'id' : 40}) + + " Remove all the placed signs from all the buffers + call sign_unplace('*') +< simplify({filename}) *simplify()* Simplify the file name as much as possible without changing the meaning. Shortcuts (on MS-Windows) or symbolic links (on @@ -8352,7 +8622,7 @@ undofile({name}) *undofile()* If {name} is empty undofile() returns an empty string, since a buffer without a file name will not write an undo file. Useful in combination with |:wundo| and |:rundo|. - When compiled without the +persistent_undo option this always + When compiled without the |+persistent_undo| option this always returns an empty string. undotree() *undotree()* |