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ultimate-vim/sources_forked/yankring/plugin/yankring.vim

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" yankring.vim - Yank / Delete Ring for Vim
" ---------------------------------------------------------------
" Version: 10.0
" Authors: David Fishburn <dfishburn.vim@gmail.com>
" Last Modified: 2010 Jan 24
" Script: http://www.vim.org/scripts/script.php?script_id=1234
" Based On: Mocked up version by Yegappan Lakshmanan
" http://groups.yahoo.com/group/vim/post?act=reply&messageNum=34406
" License: GPL (Gnu Public License)
" GetLatestVimScripts: 1234 1 :AutoInstall: yankring.vim
if exists('loaded_yankring') || &cp
finish
endif
if v:version < 700
echomsg 'yankring: You need at least Vim 7.0'
finish
endif
let loaded_yankring = 100
let s:yr_has_voperator = 0
if v:version > 701 || ( v:version == 701 && has("patch205") )
let s:yr_has_voperator = 1
endif
if !exists('g:yankring_history_dir')
let g:yankring_history_dir = expand('$HOME')
else
let g:yankring_history_dir = expand(g:yankring_history_dir)
endif
if !exists('g:yankring_history_file')
let g:yankring_history_file = 'yankring_history'
endif
" Allow the user to override the # of yanks/deletes recorded
if !exists('g:yankring_max_history')
let g:yankring_max_history = 100
elseif g:yankring_max_history < 0
let g:yankring_max_history = 100
endif
" Specify the minimum length of 1 entry
if !exists('g:yankring_min_element_length')
let g:yankring_min_element_length = 1
endif
" Specify the maximum length of 1 entry (1MB default)
if !exists('g:yankring_max_element_length')
let g:yankring_max_element_length = 1048576
endif
" Allow the user to specify if the plugin is enabled or not
if !exists('g:yankring_enabled')
let g:yankring_enabled = 1
endif
" Specify max display length for each element for YRShow
if !exists('g:yankring_max_display')
let g:yankring_max_display = 0
endif
" Check if yankring should persist between Vim instances
if !exists('g:yankring_persist')
let g:yankring_persist = 1
endif
" Check if yankring share 1 file between all instances of Vim
if !exists('g:yankring_share_between_instances')
let g:yankring_share_between_instances = 1
endif
" Specify whether the results of the ring should be displayed
" in a separate buffer window instead of the use of echo
if !exists('g:yankring_window_use_separate')
let g:yankring_window_use_separate = 1
endif
" Specifies whether the window is closed after an action
" is performed
if !exists('g:yankring_window_auto_close')
let g:yankring_window_auto_close = 1
endif
" When displaying the buffer, how many lines should it be
if !exists('g:yankring_window_height')
let g:yankring_window_height = 8
endif
" When displaying the buffer, how many lines should it be
if !exists('g:yankring_window_width')
let g:yankring_window_width = 30
endif
" When displaying the buffer, where it should be placed
if !exists('g:yankring_window_use_horiz')
let g:yankring_window_use_horiz = 1
endif
" When displaying the buffer, where it should be placed
if !exists('g:yankring_window_use_bottom')
let g:yankring_window_use_bottom = 1
endif
" When displaying the buffer, where it should be placed
if !exists('g:yankring_window_use_right')
let g:yankring_window_use_right = 1
endif
" If the user presses <space>, toggle the width of the window
if !exists('g:yankring_window_increment')
let g:yankring_window_increment = 50
endif
" Controls whether the . operator will repeat yank operations
" The default is based on cpoptions: |cpo-y|
" y A yank command can be redone with ".".
if !exists('g:yankring_dot_repeat_yank')
let g:yankring_dot_repeat_yank = (&cpoptions=~'y'?1:0)
endif
" Only adds unique items to the yankring.
" If the item already exists, that element is set as the
" top of the yankring.
if !exists('g:yankring_ignore_duplicate')
let g:yankring_ignore_duplicate = 1
endif
" Vim automatically manages the numbered registers:
" 0 - last yanked text
" 1-9 - last deleted items
" If this option is turned on, the yankring will manage the
" values in them.
if !exists('g:yankring_manage_numbered_reg')
let g:yankring_manage_numbered_reg = 0
endif
" Allow the user to specify what characters to use for the mappings.
if !exists('g:yankring_n_keys')
" 7.1.patch205 introduces the v:operator function which was essential
" to gain the omap support.
if s:yr_has_voperator == 1
" Use omaps for the rest of the functionality
let g:yankring_n_keys = 'Y D x X'
else
let g:yankring_n_keys = 'x yy dd yw dw ye de yE dE yiw diw yaw daw y$ d$ Y D yG dG ygg dgg'
endif
endif
" Allow the user to specify what operator pending motions to map
if !exists('g:yankring_o_keys')
" o-motions and text objects, without zap-to-char motions
let g:yankring_o_keys = 'b B w W e E d h j k l H M L y G ^ 0 $ , ;'
let g:yankring_o_keys .= ' g_ g^ gm g$ gk gj gg ge gE - + _ '
let g:yankring_o_keys .= ' iw iW aw aW as is ap ip a] a[ i] i[ a) a( ab i) i( ib a> a< i> i< at it a} a{ aB i} i{ iB a" a'' a` i" i'' i`'
endif
if !exists('g:yankring_zap_keys')
let g:yankring_zap_keys = 'f F t T / ? @'
endif
" Allow the user to specify what operator pending motions to map
if !exists('g:yankring_ignore_operator')
let g:yankring_ignore_operator = 'g~ gu gU ! = gq g? > < zf g@'
endif
let g:yankring_ignore_operator = ' '.g:yankring_ignore_operator.' '
" Whether we should map the . operator
if !exists('g:yankring_map_dot')
let g:yankring_map_dot = 1
endif
" Whether we sould map the "g" paste operators
if !exists('g:yankring_paste_using_g')
let g:yankring_paste_using_g = 1
endif
if !exists('g:yankring_v_key')
let g:yankring_v_key = 'y'
endif
if !exists('g:yankring_del_v_key')
let g:yankring_del_v_key = 'd x'
endif
if !exists('g:yankring_paste_n_bkey')
let g:yankring_paste_n_bkey = 'P'
endif
if !exists('g:yankring_paste_n_akey')
let g:yankring_paste_n_akey = 'p'
endif
if !exists('g:yankring_paste_v_bkey')
let g:yankring_paste_v_bkey = 'P'
endif
if !exists('g:yankring_paste_v_akey')
let g:yankring_paste_v_akey = 'p'
endif
if !exists('g:yankring_paste_check_default_buffer')
let g:yankring_paste_check_default_buffer = 1
endif
if !exists('g:yankring_replace_n_pkey')
let g:yankring_replace_n_pkey = '<C-P>'
endif
if !exists('g:yankring_replace_n_nkey')
let g:yankring_replace_n_nkey = '<C-N>'
endif
if !exists('g:yankring_clipboard_monitor')
let g:yankring_clipboard_monitor = (has('clipboard')?1:0)
endif
if !exists('g:yankring_default_menu_mode')
let g:yankring_default_menu_mode = 3
endif
" Script variables for the yankring buffer
let s:yr_buffer_name = '[YankRing]'
let s:yr_buffer_last_winnr = -1
let s:yr_buffer_last = -1
let s:yr_buffer_id = -1
let s:yr_search = ''
let s:yr_remove_omap_dot = 0
let s:yr_history_version = 'v2'
let s:yr_history_v1_nl = '@@@'
let s:yr_history_v1_nl_pat = '\%(\\\)\@<!@@@'
let s:yr_history_v2_nl = "\2" " Use double quotes for a special character
let s:yr_history_v2_nl_pat = "\2"
let s:yr_history_last_upd = 0
let s:yr_history_file_v1 =
\ g:yankring_history_dir.'/'.
\ g:yankring_history_file.
\ (g:yankring_share_between_instances==1?'':'_'.v:servername).
\ '.txt'
let s:yr_history_file_v2 =
\ g:yankring_history_dir.'/'.
\ g:yankring_history_file.
\ (g:yankring_share_between_instances==1?'':'_'.v:servername).
\ '_v2.txt'
" Vim window size is changed by the yankring plugin or not
let s:yr_winsize_chgd = 0
let s:yr_maps_created = 0
let s:yr_maps_created_zap = 0
" Enables or disables the yankring
function! s:YRToggle(...)
" Default the current state to toggle
let new_state = ((g:yankring_enabled == 1) ? 0 : 1)
" Allow the user to specify if enabled
if a:0 > 0
let new_state = ((a:1 == 1) ? 1 : 0)
endif
" YRToggle accepts an integer value to specify the state
if new_state == g:yankring_enabled
return
elseif new_state == 1
call s:YRMapsCreate()
else
call s:YRMapsDelete()
endif
endfunction
" Enables or disables the yankring
function! s:YRDisplayElem(disp_nbr, script_var)
if g:yankring_max_display == 0
if g:yankring_window_use_separate == 1
let max_display = 500
else
let max_display = g:yankring_window_width +
\ g:yankring_window_increment -
\ 12
endif
else
let max_display = g:yankring_max_display
endif
let elem = matchstr(a:script_var, '^.*\ze,.*$')
if s:yr_history_version == 'v1'
" v1
" let elem = substitute(elem, '\%(\\\)\@<!@@@', '\\n', 'g')
" v2
let elem = substitute(elem, s:yr_history_v1_nl_pat, '\\n', 'g')
let elem = substitute(elem, '\\@', '@', 'g')
else
let elem = substitute(elem, s:yr_history_v2_nl_pat, '\\n', 'g')
endif
let length = strlen(elem)
" Fancy trick to align them all regardless of how many
" digits the element # is
return a:disp_nbr.
\ strtrans(
\ strpart(" ",0,(6-strlen(a:disp_nbr+1))).
\ (
\ (length>max_display)?
\ (strpart(elem,0,max_display).
\ '...'):
\ elem
\ )
\ )
return ""
endfunction
" Enables or disables the yankring
function! s:YRShow(...)
" If no parameter was provided assume the user wants to
" toggle the display.
let toggle = 1
if a:0 > 0
let toggle = matchstr(a:1, '\d\+')
endif
if toggle == 1
if bufwinnr(s:yr_buffer_id) > -1
" If the YankRing window is already open close it
exec bufwinnr(s:yr_buffer_id) . "wincmd w"
hide
" Switch back to the window which the YankRing
" window was opened from
if bufwinnr(s:yr_buffer_last) != -1
" If the buffer is visible, switch to it
exec s:yr_buffer_last_winnr . "wincmd w"
endif
return
endif
endif
" Reset the search string, since this is automatically called
" if the yankring window is open. A previous search must be
" cleared since we do not want to show new items. The user can
" always run the search again.
let s:yr_search = ""
" It is possible for registers to be changed outside of the
" maps of the YankRing. Perform this quick check when we
" show the contents (or when it is refreshed).
if g:yankring_paste_check_default_buffer == 1
let save_reg = 0
let register = ((&clipboard=='unnamed')?'+':'"')
if &clipboard == 'unnamed' && getreg('+') != s:yr_prev_clipboard
let save_reg = 1
endif
if register == '"' && getreg('"') != s:yr_prev_reg_unnamed
let save_reg = 1
endif
if save_reg == 1
" The user has performed a yank / delete operation
" outside of the yankring maps. Add this
" value to the yankring.
call YRRecord(register)
endif
endif
" List is shown in order of replacement
" assuming using previous yanks
let output = "--- YankRing ---\n"
let output = output . "Elem Content\n"
call s:YRHistoryRead()
let disp_item_nr = 1
for elem in s:yr_history_list
let output = output . s:YRDisplayElem(disp_item_nr, elem) . "\n"
let disp_item_nr += 1
endfor
if g:yankring_window_use_separate == 1
call s:YRWindowOpen(output)
else
echo output
endif
endfunction
" Used in omaps if a following character is required
" like with motions (f,t)
function! s:YRGetChar()
let msg = "YR:Enter character:"
echomsg msg
let c = getchar()
if c =~ '^\d\+$'
let c = nr2char(c)
echomsg msg.c
endif
return c
endfunction
" Used in omaps if a following string is required
" like with motions (/,?)
" function! s:YRGetSearch()
" " let msg = "YR:Enter string:"
" " echomsg msg
" let str = input("YR:Enter string:")
" " let str = ''
" " while 1==1
" " let c = getchar()
" " if c =~ '^\d\+$'
" " let c = nr2char(c)
" " if c == "\<C-C>"
" " return c
" " endif
" " if c == "\<CR>"
" " break
" " endif
" " let str = str.c
" " echomsg msg.str
" " else
" " break
" " endif
" " endwhile
" return str
" endfunction
" Paste a certain item from the yankring
" If no parameter is provided, this function becomes interactive. It will
" display the list (using YRShow) and allow the user to choose an element.
function! s:YRGetElem(...)
if s:yr_count == 0
call s:YRWarningMsg('YR: yankring is empty')
return -1
endif
let default_buffer = ((&clipboard=='unnamed')?'+':'"')
let direction = 'p'
if a:0 > 1
" If the user indicated to paste above or below
" let direction = ((a:2 ==# 'P') ? 'P' : 'p')
if a:2 =~ '\(p\|gp\|P\|gP\)'
let direction = a:2
endif
endif
" Check to see if a specific value has been provided
let elem = 0
if a:0 > 0
" Ensure we get only the numeric value (trim it)
let elem = matchstr(a:1, '\d\+')
let elem = elem - 1
else
" If no parameter was supplied display the yankring
" and prompt the user to enter the value they want pasted.
call s:YRShow(0)
if g:yankring_window_use_separate == 1
" The window buffer is used instead of command line
return
endif
let elem = input("Enter # to paste:")
" Ensure we get only the numeric value (trim it)
let elem = matchstr(elem, '\d\+')
if elem == ''
" They most likely pressed enter without entering a value
return
endif
let elem = elem - 1
endif
if elem < 0 || elem >= s:yr_count
call s:YRWarningMsg("YR: Invalid choice:".elem)
return -1
endif
let default_buffer = ((&clipboard=='unnamed')?'+':'"')
call setreg(default_buffer
\ , s:YRGetValElemNbr((elem), 'v')
\ , s:YRGetValElemNbr((elem), 't')
\ )
exec "normal! ".direction
" Set the previous action as a paste in case the user
" press . to repeat
call s:YRSetPrevOP('p', '', default_buffer, 'n')
endfunction
" Starting the top of the ring it will paste x items from it
function! s:YRGetMultiple(reverse_order, ...)
if s:yr_count == 0
call s:YRWarningMsg('YR: yankring is empty')
return
endif
" If the user provided a range, exit after that many
" have been displayed
let max = 1
if a:0 == 1
" If no yank command has been supplied, assume it is
" a full line yank
let max = matchstr(a:1, '\d\+')
endif
if max > s:yr_count
" Default to all items if they specified a very high value
let max = s:yr_count
endif
" Base the increment on the sort order of the results
let increment = ((a:reverse_order==0)?(1):(-1))
if a:reverse_order == 0
let increment = 1
let elem = 0
else
let increment = -1
let elem = (max - 1)
endif
if a:0 > 1
let iter = 1
while iter <= a:0
let elem = (a:{iter} - 1)
call s:YRGetElem(elem)
let iter = iter + 1
endwhile
else
while max > 0
" Paste the first item, and move on to the next.
" digits the element # is
call s:YRGetElem(elem)
let elem = elem + increment
let max = max - 1
endwhile
endif
endfunction
" Given a regular expression, check each element within
" the yankring, display only the matching items and prompt
" the user for which item to paste
function! s:YRSearch(...)
if s:yr_count == 0
call s:YRWarningMsg('YR: yankring is empty')
return
endif
let s:yr_search = ""
" If the user provided a range, exit after that many
" have been displayed
if a:0 == 0 || (a:0 == 1 && a:1 == "")
let s:yr_search = input('Enter [optional] regex:')
else
let s:yr_search = a:1
endif
if s:yr_search == ""
" Show the entire yankring
call s:YRShow(0)
return
endif
" List is shown in order of replacement
" assuming using previous yanks
let output = "--- YankRing ---\n"
let output = output . "Elem Content\n"
let valid_choices = []
let search_result = filter(copy(s:yr_history_list), "v:val =~ '".s:yr_search."'")
let disp_item_nr = 1
for elem in s:yr_history_list
if elem =~ s:yr_search
let output = output . s:YRDisplayElem(disp_item_nr, elem) . "\n"
call add(valid_choices, disp_item_nr.'')
endif
let disp_item_nr += 1
endfor
if len(valid_choices) == 0
let output = output . "Search for [".s:yr_search."] did not match any items "
endif
if g:yankring_window_use_separate == 1
call s:YRWindowOpen(output)
else
if len(valid_choices) > 0
echo output
let elem = input("Enter # to paste:")
" Ensure we get only the numeric value (trim it)
let elem = matchstr(elem, '\d\+')
if elem == ''
" They most likely pressed enter without entering a value
return
endif
if index(valid_choices, elem) != -1
exec 'YRGetElem ' . elem
else
" User did not choose one of the elements that were found
" Remove leading ,
call s:YRWarningMsg( "YR: Item[" . elem . "] not found, only valid choices are[" .
\ join(valid_choices, ',') .
\ "]"
\ )
return -1
endif
else
call s:YRWarningMsg( "YR: The pattern [" .
\ s:yr_search .
\ "] does not match any items in the yankring"
\ )
endif
endif
endfunction
" Resets the common script variables for managing the ring.
function! s:YRReset()
let s:yr_history_list = []
" Update the history file
call s:YRHistorySave()
endfunction
" Clears the yankring by simply setting the # of items in it to 0.
" There is no need physically unlet each variable.
function! s:YRInit(...)
let s:yr_next_idx = 0
let s:yr_last_paste_idx = 0
let s:yr_count = 0
let s:yr_history_last_upd = 0
let s:yr_history_list = []
let s:yr_paste_dir = 'p'
" For the . op support
let s:yr_prev_op_code = ''
let s:yr_prev_op_mode = 'n'
let s:yr_prev_count = ''
let s:yr_prev_reg = ''
let s:yr_prev_reg_unnamed = ''
let s:yr_prev_reg_small = ''
let s:yr_prev_reg_insert = ''
let s:yr_prev_reg_expres = ''
let s:yr_prev_clipboard = ''
let s:yr_prev_vis_lstart = 0
let s:yr_prev_vis_lend = 0
let s:yr_prev_vis_cstart = 0
let s:yr_prev_vis_cend = 0
let s:yr_prev_changenr = 0
let s:yr_prev_repeating = 0
" This is used to determine if the visual selection should be
" reset prior to issuing the YRReplace
let s:yr_prev_vis_mode = 0
if a:0 == 0 && g:yankring_persist == 0
" The user wants the yankring reset each time Vim is started
call s:YRClear()
endif
call s:YRHistoryRead()
endfunction
" Clears the yankring by simply setting the # of items in it to 0.
" There is no need physically unlet each variable.
function! s:YRClear()
call s:YRReset()
call s:YRInit('DoNotClear')
" If the yankring window is open, refresh it
call s:YRWindowUpdate()
endfunction
" Determine which register the user wants to use
" For example the 'a' register: "ayy
function! s:YRRegister()
" v:register can be blank in some (unknown) cases
" so test for this condition and return the
" default register
let user_register = ((v:register=='')?('"'):(v:register))
if &clipboard == 'unnamed' && user_register == '"'
let user_register = '+'
endif
return user_register
endfunction
" Allows you to push a new item on the yankring. Useful if something
" is in the clipboard and you want to add it to the yankring.
" Or if you yank something that is not mapped.
function! s:YRPush(...)
let user_register = s:YRRegister()
if a:0 > 0
" If no yank command has been supplied, assume it is
" a full line yank
let user_register = ((a:1 == '') ? user_register : a:1)
endif
" If we are pushing something on to the yankring, add it to
" the default buffer as well so the next item pasted will
" be the item pushed
let default_buffer = ((&clipboard=='unnamed')?'+':'"')
call setreg(default_buffer, getreg(user_register),
\ getregtype(user_register))
call s:YRSetPrevOP('', '', '', 'n')
call YRRecord(user_register)
endfunction
" Allows you to pop off any element from the yankring.
" If no parameters are provided the first element is removed.
" If a vcount is provided, that many elements are removed
" from the top.
function! s:YRPop(...)
if s:yr_count == 0
call s:YRWarningMsg('YR: yankring is empty')
return
endif
let v_count = 1
if a:0 > 1
let v_count = a:2
endif
" If the user provided a parameter, remove that element
" from the yankring.
" If no parameter was provided assume the first element.
let elem_index = 0
if a:0 > 0
" Get the element # from the parameter
let elem_index = matchstr(a:1, '\d\+')
let elem_index = elem_index - 1
endif
" If the user entered a count, then remove that many
" elements from the ring.
while v_count > 0
call s:YRMRUDel('s:yr_history_list', elem_index)
let v_count = v_count - 1
endwhile
" If the yankring window is open, refresh it
call s:YRWindowUpdate()
endfunction
" Adds this value to the yankring.
function! YRRecord(...)
let register = '"'
if a:0 > 0
" If no yank command has been supplied, assume it is
" a full line yank
let register = ((a:1 == '') ? register : a:1)
endif
" v:register can be blank in some (unknown) cases
" if v:register == '' || v:register == '_'
if v:register == '_'
" Black hole register, ignore recording the operation
return ""
endif
let register = ((&clipboard=='unnamed')?'+':register)
" let s:yr_prev_changenr = changenr()
if register == '"'
" If the change has occurred via an omap, we must delay
" the capture of the default register until this event
" since register updates are not reflected until the
" omap function completes
let s:yr_prev_reg_unnamed = getreg('"')
let s:yr_prev_reg_small = getreg('-')
endif
" Add item to list
" This will also account for duplicates.
call s:YRMRUAdd( 's:yr_history_list'
\ , getreg(register)
\ , getregtype(register)
\ )
if register =~ '[+*]'
let s:yr_prev_clipboard = @+
endif
" If the yankring window is open, refresh it
call s:YRWindowUpdate()
" Manage the numbered registers
if g:yankring_manage_numbered_reg == 1
call s:YRSetNumberedReg()
endif
return ""
endfunction
" Adds this value to the yankring.
function! YRRecord3()
let register = '"'
" v:register can be blank in some (unknown) cases
" if v:register == '' || v:register == '_'
if v:register == '_'
" Black hole register, ignore recording the operation
return ""
endif
let register = ((&clipboard=='unnamed')?'+':register)
if register == '"'
" If the change has occurred via an omap, we must delay
" the capture of the default register until this event
" since register updates are not reflected until the
" omap function completes
let s:yr_prev_reg_unnamed = getreg('"')
let s:yr_prev_reg_small = getreg('-')
endif
if s:yr_remove_omap_dot == 1
call s:YRMapsCreate('add_only_zap_keys')
endif
" Add item to list
" This will also account for duplicates.
call s:YRMRUAdd( 's:yr_history_list'
\ , getreg(register)
\ , getregtype(register)
\ )
if register =~ '[+*]'
let s:yr_prev_clipboard = @+
endif
" If the yankring window is open, refresh it
call s:YRWindowUpdate()
" Manage the numbered registers
if g:yankring_manage_numbered_reg == 1
call s:YRSetNumberedReg()
endif
return ""
endfunction
" Record the operation for the dot operator
function! s:YRSetPrevOP(op_code, count, reg, mode)
let s:yr_prev_op_code = a:op_code
let s:yr_prev_op_mode = a:mode
let s:yr_prev_count = a:count
let s:yr_prev_changenr = changenr()
let s:yr_prev_reg = a:reg
let s:yr_prev_reg_unnamed = getreg('"')
let s:yr_prev_reg_small = getreg('-')
let s:yr_prev_reg_insert = getreg('.')
let s:yr_prev_vis_lstart = line("'<")
let s:yr_prev_vis_lend = line("'>")
let s:yr_prev_vis_cstart = col("'<")
let s:yr_prev_vis_cend = col("'>")
let s:yr_prev_reg_expres = histget('=', -1)
if a:mode == 'n'
" In normal mode, the change has already
" occurred, therefore we can mark the
" actual position of the change.
let s:yr_prev_chg_lstart = line("'[")
let s:yr_prev_chg_lend = line("']")
let s:yr_prev_chg_cstart = col("'[")
let s:yr_prev_chg_cend = col("']")
else
" If in operator pending mode, the change
" has not yet occurred. Therefore we cannot
" use the '[ and ]' markers. But we can
" store the current line position.
let s:yr_prev_chg_lstart = line(".")
let s:yr_prev_chg_lend = line(".")
let s:yr_prev_chg_cstart = col(".")
let s:yr_prev_chg_cend = col(".")
endif
" If storing the last change position (using '[, '])
" is not good enough, then another option is to:
" Use :redir on the :changes command
" and grab the last item. Store this value
" and compare it is YRDoRepeat.
endfunction
" Adds this value to the yankring.
function! s:YRDoRepeat()
let dorepeat = 0
if s:yr_has_voperator == 1
" Let Vim handle the repeat, just capture the updates
" as usual.
return 0
endif
if s:yr_prev_op_code =~ '^c'
" You cannot repeat change operations, let Vim's
" standard mechanism handle these, or the user will
" be prompted again, instead of repeating the
" previous change.
return 0
endif
if g:yankring_manage_numbered_reg == 1
" When resetting the numbered register we are
" must ignore the comparision of the " register.
if s:yr_prev_reg_small == getreg('-') &&
\ s:yr_prev_reg_insert == getreg('.') &&
\ s:yr_prev_reg_expres == histget('=', -1) &&
\ s:yr_prev_vis_lstart == line("'<") &&
\ s:yr_prev_vis_lend == line("'>") &&
\ s:yr_prev_vis_cstart == col("'<") &&
\ s:yr_prev_vis_cend == col("'>") &&
\ s:yr_prev_chg_lstart == line("'[") &&
\ s:yr_prev_chg_lend == line("']") &&
\ s:yr_prev_chg_cstart == col("'[") &&
\ s:yr_prev_chg_cend == col("']")
let dorepeat = 1
endif
else
" Check the previously recorded value of the registers
" if they are the same, we need to reissue the previous
" yankring command.
" If any are different, the user performed a command
" command that did not involve the yankring, therefore
" we should just issue the standard "normal! ." to repeat it.
if s:yr_prev_reg_unnamed == getreg('"') &&
\ s:yr_prev_reg_small == getreg('-') &&
\ s:yr_prev_reg_insert == getreg('.') &&
\ s:yr_prev_reg_expres == histget('=', -1) &&
\ s:yr_prev_vis_lstart == line("'<") &&
\ s:yr_prev_vis_lend == line("'>") &&
\ s:yr_prev_vis_cstart == col("'<") &&
\ s:yr_prev_vis_cend == col("'>")
let dorepeat = 1
endif
if dorepeat == 1 && s:yr_prev_op_mode == 'n'
" Hmm, not sure why I was doing this now
" so I will remove it
" let dorepeat = 0
" if s:yr_prev_chg_lstart == line("'[") &&
" \ s:yr_prev_chg_lend == line("']") &&
" \ s:yr_prev_chg_cstart == col("'[") &&
" \ s:yr_prev_chg_cend == col("']")
" let dorepeat = 1
" endif
elseif dorepeat == 1 && s:yr_prev_op_mode == 'o'
" Hmm, not sure why I was doing this now
" so I will remove it
" let dorepeat = 0
" if s:yr_prev_chg_lstart == line("'[") &&
" \ s:yr_prev_chg_lend == line("']") &&
" \ s:yr_prev_chg_cstart == col("'[") &&
" \ s:yr_prev_chg_cend == col("']")
" let dorepeat = 1
" endif
endif
endif
" " If another change has happened that was not part of the
" " yankring we cannot replay it (from the yankring). Use
" " the standard ".".
" " If the previous op was a change, do not use the yankring
" " to repeat it.
" " changenr() is buffer specific, so anytime you move to
" " a different buffer you will definitely perform a
" " standard "."
" " Any previous op that was a change, must be replaced using "."
" " since we do not want the user prompted to enter text again.
" if s:yr_prev_changenr == changenr() && s:yr_prev_op_code !~ '^c'
" let dorepeat = 1
" endif
" If we are going to repeat check to see if the
" previous command was a yank operation. If so determine
" if yank operations are allowed to be repeated.
if dorepeat == 1 && s:yr_prev_op_code =~ '^y'
" This value be default is set based on cpoptions.
if g:yankring_dot_repeat_yank == 0
let dorepeat = 0
endif
endif
return dorepeat
endfunction
" Manages the Vim's numbered registers
function! s:YRSetNumberedReg()
let i = 1
while i <= 10
if i > s:yr_count
break
endif
call setreg( (i-1)
\ , s:YRGetValElemNbr((i-1),'v')
\ , s:YRGetValElemNbr((i-1),'t')
\ )
let i += 1
endwhile
endfunction
" This internal function will add and subtract values from a starting
" point and return the correct element number. It takes into account
" the circular nature of the yankring.
function! s:YRGetNextElem(start, iter)
let needed_elem = a:start + a:iter
" The yankring is a ring, so if an element is
" requested beyond the number of elements, we
" must wrap around the ring.
if needed_elem > s:yr_count
let needed_elem = needed_elem % s:yr_count
endif
if needed_elem == 0
" Can happen at the end or beginning of the ring
if a:iter == -1
" Wrap to the bottom of the ring
let needed_elem = s:yr_count
else
" Wrap to the top of the ring
let needed_elem = 1
endif
elseif needed_elem < 1
" As we step backwards through the ring we could ask for a negative
" value, this will wrap it around to the end
let needed_elem = s:yr_count
endif
return needed_elem
endfunction
" Lets Vim natively perform the operation and then stores what
" was yanked (or deleted) into the yankring.
" Supports this for example - 5"ayy
"
" This is a legacy function now since the release of Vim 7.2
" and the use of omaps with YankRing 5.0 and above.
" If Vim 7.1 has patch205, then the new omaps and the v:operator
" variable is used instead.
function! s:YRYankCount(...) range
let user_register = s:YRRegister()
let v_count = v:count
" Default yank command to the entire line
let op_code = 'yy'
if a:0 > 0
" If no yank command has been supplied, assume it is
" a full line yank
let op_code = ((a:1 == '') ? op_code : a:1)
endif
if op_code == '.'
if s:YRDoRepeat() == 1
if s:yr_prev_op_code != ''
let op_code = s:yr_prev_op_code
let v_count = s:yr_prev_count
let user_register = s:yr_prev_reg
endif
else
" Set this flag so that YRRecord will
" ignore repeats
let s:yr_prev_repeating = 1
exec "normal! ."
return
endif
else
let s:yr_prev_repeating = 0
endif
" Supports this for example - 5"ayy
" A delete operation will still place the items in the
" default registers as well as the named register
exec "normal! ".
\ ((v_count > 0)?(v_count):'').
\ (user_register=='"'?'':'"'.user_register).
\ op_code
if user_register == '_'
" Black hole register, ignore recording the operation
return
endif
call s:YRSetPrevOP(op_code, v_count, user_register, 'n')
call YRRecord(user_register)
endfunction
" Handles ranges. There are visual ranges and command line ranges.
" Visual ranges are easy, since we pass through and let Vim deal
" with those directly.
" Command line ranges means we must yank the entire line, and not
" just a portion of it.
function! s:YRYankRange(do_delete_selection, ...) range
let user_register = s:YRRegister()
let default_buffer = ((&clipboard=='unnamed')?'+':'"')
" Default command mode to normal mode 'n'
let cmd_mode = 'n'
if a:0 > 0
" Change to visual mode, if command executed via
" a visual map
let cmd_mode = ((a:1 == 'v') ? 'v' : 'n')
endif
if cmd_mode == 'v'
" We are yanking either an entire line, or a range
exec "normal! gv".
\ (user_register==default_buffer?'':'"'.user_register).
\ 'y'
if a:do_delete_selection == 1
exec "normal! gv".
\ (user_register==default_buffer?'':'"'.user_register).
\ 'd'
endif
else
" In normal mode, always yank the complete line, since this
" command is for a range. YRYankCount is used for parts
" of a single line
if a:do_delete_selection == 1
exec a:firstline . ',' . a:lastline . 'delete '.user_register
else
exec a:firstline . ',' . a:lastline . 'yank ' . user_register
endif
endif
if user_register == '_'
" Black hole register, ignore
return
endif
call s:YRSetPrevOP('', '', user_register, 'n')
call YRRecord(user_register)
endfunction
" Paste from either the yankring or from a specified register
" Optionally a count can be provided, so paste the same value 10 times
function! s:YRPaste(replace_last_paste_selection, nextvalue, direction, ...)
" Disabling the yankring removes the default maps.
" But there are some maps the user can create on their own, and
" these would most likely call this function. So place an extra
" check and display a message.
if g:yankring_enabled == 0
call s:YRWarningMsg(
\ 'YR: The yankring is currently disabled, use YRToggle.'
\ )
return
endif
let user_register = s:YRRegister()
let default_buffer = ((&clipboard == 'unnamed')?'+':'"')
let v_count = v:count
" Default command mode to normal mode 'n'
let cmd_mode = 'n'
if a:0 > 0
" Change to visual mode, if command executed via
" a visual map
let cmd_mode = ((a:1 == 'v') ? 'v' : 'n')
endif
" User has decided to bypass the yankring and specify a specific
" register
if user_register != default_buffer
if a:replace_last_paste_selection == 1
call s:YRWarningMsg( 'YR: A register cannot be specified in replace mode' )
return
else
" Check for the expression register, in this special case
" we must copy it's evaluation into the default buffer and paste
if user_register == '='
" Save the default register since Vim will only
" allow the expression register to be pasted once
" and will revert back to the default buffer
let save_default_reg = @"
call setreg(default_buffer, eval(histget('=', -1)) )
else
let user_register = '"'.user_register
endif
exec "normal! ".
\ ((cmd_mode=='n') ? "" : "gv").
\ ((v_count > 0)?(v_count):'').
\ ((user_register=='=')?'':user_register).
\ a:direction
if user_register == '='
let @" = save_default_reg
endif
" In this case, we have bypassed the yankring
" If the user hits next or previous we want the
" next item pasted to be the top of the yankring.
let s:yr_last_paste_idx = 0
endif
let s:yr_paste_dir = a:direction
let s:yr_prev_vis_mode = ((cmd_mode=='n') ? 0 : 1)
return
endif
" Try to second guess the user to make these mappings less intrusive.
" If the user hits paste, compare the contents of the paste register
" to the current entry in the yankring. If they are different, lets
" assume the user wants the contents of the paste register.
" So if they pressed [yt ] (yank to space) and hit paste, the yankring
" would not have the word in it, so assume they want the word pasted.
if a:replace_last_paste_selection != 1
if s:yr_count > 0 || (default_buffer == '+' && len(@+) == 0)
" Only check the default buffer is the user wants us to.
" This was necessary prior to version 4.0 since we did not
" capture as many items as 4.0 and above does. (A. Budden)
if g:yankring_paste_check_default_buffer == 1 &&
\ getreg(default_buffer) != s:yr_prev_reg_unnamed
" The user has performed a yank / delete operation
" outside of the yankring maps. First, add this
" value to the yankring.
call YRRecord(default_buffer)
" Now, use the most recently yanked text, rather than the
" value from the yankring.
exec "normal! ".
\ ((cmd_mode=='n') ? "" : "gv").
\ ((v_count > 0)?(v_count):'').
\ a:direction
let s:yr_paste_dir = a:direction
let s:yr_prev_vis_mode = ((cmd_mode=='n') ? 0 : 1)
" In this case, we have bypassed the yankring
" If the user hits next or previous we want the
" next item pasted to be the top of the yankring.
let s:yr_last_paste_idx = 0
return
endif
else
exec "normal! ".
\ ((cmd_mode=='n') ? "" : "gv").
\ ((v_count > 0)?(v_count):'').
\ a:direction
let s:yr_paste_dir = a:direction
let s:yr_prev_vis_mode = ((cmd_mode=='n') ? 0 : 1)
return
endif
endif
if s:yr_count == 0 || (default_buffer == '+' && len(@+) == 0)
" Nothing to paste
return
endif
if a:replace_last_paste_selection == 1
" Replacing the previous put
let start = line("'[")
let end = line("']")
if start != line('.')
call s:YRWarningMsg( 'YR: You must paste text first, before you can replace' )
return
endif
if start == 0 || end == 0
return
endif
" If a count was provided (ie 5<C-P>), multiply the
" nextvalue accordingly and position the next paste index
let which_elem = a:nextvalue * ((v_count > 0)?(v_count):1) * -1
let s:yr_last_paste_idx = s:YRGetNextElem(
\ s:yr_last_paste_idx, which_elem
\ )
let save_reg = getreg(default_buffer)
let save_reg_type = getregtype(default_buffer)
call setreg( default_buffer
\ , s:YRGetValElemNbr((s:yr_last_paste_idx-1),'v')
\ , s:YRGetValElemNbr((s:yr_last_paste_idx-1),'t')
\ )
" First undo the previous paste
exec "normal! u"
" Check if the visual selection should be reselected
" Next paste the correct item from the ring
" This is done as separate statements since it appeared that if
" there was nothing to undo, the paste never happened.
exec "normal! ".
\ ((s:yr_prev_vis_mode==0) ? "" : "gv").
\ s:yr_paste_dir
call setreg(default_buffer, save_reg, save_reg_type)
call s:YRSetPrevOP('', '', '', 'n')
else
" User hit p or P
" Supports this for example - 5"ayy
" And restores the current register
let save_reg = getreg(default_buffer)
let save_reg_type = getregtype(default_buffer)
let s:yr_last_paste_idx = 1
call setreg(default_buffer
\ , s:YRGetValElemNbr(0,'v')
\ , s:YRGetValElemNbr(0,'t')
\ )
exec "normal! ".
\ ((cmd_mode=='n') ? "" : "gv").
\ (
\ ((v_count > 0)?(v_count):'').
\ a:direction
\ )
call setreg(default_buffer, save_reg, save_reg_type)
call s:YRSetPrevOP(
\ a:direction
\ , v_count
\ , default_buffer
\ , 'n'
\ )
let s:yr_paste_dir = a:direction
let s:yr_prev_vis_mode = ((cmd_mode=='n') ? 0 : 1)
endif
endfunction
" Handle any omaps
function! YRMapsExpression(sid, motion, ...)
let cmds = a:motion
" echomsg "YRMapsE:".localtime()
" echomsg "YRMapsE 1:".cmds.":".v:operator.":".s:yr_maps_created_zap
if (a:motion =~ '\.' && s:yr_remove_omap_dot == 1) || a:motion =~ '@'
" If we are repeating a series of commands we must
" unmap the _zap_ keys so that the user is not
" prompted when a command is replayed.
" These maps must be re-instated in YRRecord3()
" after the action of the replay is completed.
call s:YRMapsDelete('remove_only_zap_keys')
endif
" Check if we are in operator-pending mode
if a:motion =~ '\('.substitute(g:yankring_zap_keys, ' ', '\\|', 'g').'\)'
if a:motion =~ '\(/\|?\)'
let zapto = (a:0==0 ? "" : input("YR:Enter string:"))
if zapto != ""
let zapto = zapto . "\<CR>"
else
let zapto = "\<C-C>"
endif
else
let zapto = (a:0==0 ? "" : s:YRGetChar())
endif
if zapto == "\<C-C>"
" Abort if the user hits Control C
call s:YRWarningMsg( "YR:Aborting command:".v:operator.a:motion )
return "\<C-C>"
endif
let cmds = cmds . zapto
endif
" There are a variety of commands which do not change the
" registers, so these operators should be ignored when
" determining which operations to record
" Simple example is '=' which simply formats the
" the selected text.
if ' \('.escape(join(split(g:yankring_ignore_operator), '\|'), '/.*~$^[]' ).'\) ' !~ escape(v:operator, '/.*~$^[]')
" Check if we are performing an action that will
" take us into insert mode
if '[cCsS]' !~ escape(v:operator, '/.*~$^[]') && a:motion !~ '@'
" if '[cCsS]' !~ escape(v:operator, '/.*~$^[]')
" If we have not entered insert mode, feed the call
" to record the current change when the function ends.
" This is necessary since omaps do not update registers
" until the function completes.
" The InsertLeave event will handle the motions
" that place us in insert mode and record the
" changes when insert mode ends.
let cmds .= a:sid. "yrrecord"
endif
endif
" echomsg "YRMapsE 5:".a:motion.":'".cmds."':".s:yr_maps_created_zap
return cmds
endfunction
" Handle any the @
function! s:YRMapsMacro(bang, ...) range
" If we are repeating a series of commands we must
" unmap the _zap_ keys so that the user is not
" prompted when a command is replayed.
" These maps must be re-instated in YRRecord3()
" after the action of the replay is completed.
call s:YRMapsDelete('remove_only_zap_keys')
" let zapto = (a:0==0 ? "" : s:YRGetChar())
let zapto = s:YRGetChar()
if zapto == "\<C-C>"
" Abort if the user hits Control C
call s:YRWarningMsg( "YR:Aborting command:".v:operator.a:motion )
return ""
endif
let v_count = v:count
" If no count was specified it will have a value of 0
" so set it to at least 1
let v_count = ((v_count > 0)?(v_count):'')
let range = ''
if a:firstline != a:lastline
let rannge = a:firstline.','.a:lastline
endif
let cmd = range."normal! ".v_count.'@'.zapto
" DEBUG
" echomsg cmd
exec cmd
call s:YRMapsCreate('add_only_zap_keys')
endfunction
" Create the default maps
function! s:YRMapsCreate(...)
" 7.1.patch205 introduces the v:operator function which was
" essential to gain the omap support.
if s:yr_has_voperator == 1
let s:yr_remove_omap_dot = 1
for key in split(g:yankring_zap_keys)
try
if key != '@'
exec 'omap <expr>' key 'YRMapsExpression("<SID>", "'. key. '", 1)'
endif
catch
endtry
endfor
endif
silent! nmap <expr> @ YRMapsExpression("<SID>", "@", "1")
let s:yr_maps_created_zap = 1
if a:0 > 0
" We have only removed the _zap_ keys temporarily
" so abandon further changes.
return
endif
" 7.1.patch205 introduces the v:operator function which was essential
" to gain the omap support.
if s:yr_has_voperator == 1
let s:yr_remove_omap_dot = 1
" Set option to add and remove _zap_ keys when
" repeating commands
let o_maps = split(g:yankring_o_keys)
" Loop through and prompt the user for all buffer connection parameters.
for key in o_maps
exec 'omap <expr>' key 'YRMapsExpression("<SID>", "'. escape(key,'\"'). '")'
endfor
endif
" Iterate through a space separated list of mappings and create
" calls to the YRYankCount function
let n_maps = split(g:yankring_n_keys)
" Loop through and prompt the user for all buffer connection parameters.
for key in n_maps
" exec 'nnoremap <silent>'.key." :<C-U>YRYankCount '".key."'<CR>"
" exec 'nnoremap <silent>'.key." :<C-U>YRYankCount '".key."'<CR>"
" Andy Wokula's suggestion
exec 'nmap' key key."<SID>yrrecord"
endfor
if g:yankring_map_dot == 1
if s:yr_has_voperator == 1
nmap <expr> . YRMapsExpression("<SID>", ".")
else
nnoremap <silent> . :<C-U>YRYankCount '.'<CR>
endif
endif
if g:yankring_v_key != ''
exec 'xnoremap <silent>'.g:yankring_v_key." :YRYankRange 'v'<CR>"
endif
if g:yankring_del_v_key != ''
for v_map in split(g:yankring_del_v_key)
if strlen(v_map) > 0
try
exec 'xnoremap <silent>'.v_map." :YRDeleteRange 'v'<CR>"
catch
endtry
endif
endfor
endif
if g:yankring_paste_n_bkey != ''
exec 'nnoremap <silent>'.g:yankring_paste_n_bkey." :<C-U>YRPaste 'P'<CR>"
if g:yankring_paste_using_g == 1
exec 'nnoremap <silent> g'.g:yankring_paste_n_bkey." :<C-U>YRPaste 'gP'<CR>"
endif
endif
if g:yankring_paste_n_akey != ''
exec 'nnoremap <silent>'.g:yankring_paste_n_akey." :<C-U>YRPaste 'p'<CR>"
if g:yankring_paste_using_g == 1
exec 'nnoremap <silent> g'.g:yankring_paste_n_akey." :<C-U>YRPaste 'gp'<CR>"
endif
endif
if g:yankring_paste_v_bkey != ''
exec 'xnoremap <silent>'.g:yankring_paste_v_bkey." :<C-U>YRPaste 'P', 'v'<CR>"
endif
if g:yankring_paste_v_akey != ''
exec 'xnoremap <silent>'.g:yankring_paste_v_akey." :<C-U>YRPaste 'p', 'v'<CR>"
endif
if g:yankring_replace_n_pkey != ''
exec 'nnoremap <silent>'.g:yankring_replace_n_pkey." :<C-U>YRReplace '-1', 'P'<CR>"
endif
if g:yankring_replace_n_nkey != ''
exec 'nnoremap <silent>'.g:yankring_replace_n_nkey." :<C-U>YRReplace '1', 'p'<CR>"
endif
let g:yankring_enabled = 1
let s:yr_maps_created = 1
endfunction
" Create the default maps
function! s:YRMapsDelete(...)
let o_maps = split(g:yankring_zap_keys)
for key in o_maps
try
if key != '@'
silent! exec 'ounmap' key
endif
catch
endtry
endfor
let s:yr_maps_created_zap = 0
if a:0 > 0
" We have only removed the _zap_ keys temporarily
" so abandon further changes.
return
endif
" Iterate through a space separated list of mappings and create
" calls to an appropriate YankRing function
let n_maps = split(g:yankring_n_keys)
" Loop through and prompt the user for all buffer connection parameters.
for key in n_maps
try
silent! exec 'nunmap' key
catch
endtry
endfor
let o_maps = split(g:yankring_o_keys)
for key in o_maps
try
silent! exec 'ounmap' key
catch
endtry
endfor
if g:yankring_map_dot == 1
exec "nunmap ."
endif
if g:yankring_v_key != ''
exec 'vunmap '.g:yankring_v_key
endif
if g:yankring_del_v_key != ''
for v_map in split(g:yankring_del_v_key)
if strlen(v_map) > 0
try
exec 'vunmap '.v_map
catch
endtry
endif
endfor
endif
if g:yankring_paste_n_bkey != ''
exec 'nunmap '.g:yankring_paste_n_bkey
if g:yankring_paste_using_g == 1
exec 'nunmap g'.g:yankring_paste_n_bkey
endif
endif
if g:yankring_paste_n_akey != ''
exec 'nunmap '.g:yankring_paste_n_akey
if g:yankring_paste_using_g == 1
exec 'nunmap g'.g:yankring_paste_n_akey
endif
endif
if g:yankring_paste_v_bkey != ''
exec 'vunmap '.g:yankring_paste_v_bkey
endif
if g:yankring_paste_v_akey != ''
exec 'vunmap '.g:yankring_paste_v_akey
endif
if g:yankring_replace_n_pkey != ''
exec 'nunmap '.g:yankring_replace_n_pkey
endif
if g:yankring_replace_n_nkey != ''
exec 'nunmap '.g:yankring_replace_n_nkey
endif
let g:yankring_enabled = 0
let s:yr_maps_created = 0
endfunction
function! s:YRGetValElemNbr( position, type )
let needed_elem = a:position
" The List which contains the items in the yankring
" history is also ordered, most recent at the top
let elem = s:YRMRUGet('s:yr_history_list', needed_elem)
if elem >= 0
if a:type == 't'
return matchstr(elem, '^.*,\zs.*$')
else
let elem = matchstr(elem, '^.*\ze,.*$')
if s:yr_history_version == 'v1'
" Match three @@@ in a row as long as it is not
" preceeded by a @@@
" v1
let elem = substitute(elem, s:yr_history_v1_nl_pat, "\n", 'g')
let elem = substitute(elem, '\\@', '@', 'g')
else
let elem = substitute(elem, s:yr_history_v2_nl_pat, "\n", 'g')
endif
return elem
endif
else
return -1
endif
return ""
endfunction
function! s:YRMRUReset( mru_list )
let {a:mru_list} = []
return 1
endfunction
function! s:YRMRUSize( mru_list )
return len({a:mru_list})
endfunction
function! s:YRMRUElemFormat( element, element_type )
let elem = a:element
if g:yankring_max_element_length != 0
let elem = strpart(a:element, 0, g:yankring_max_element_length)
endif
if s:yr_history_version == 'v1'
let elem = escape(elem, '@')
let elem = substitute(elem, "\n", s:yr_history_v1_nl, 'g')
else
let elem = substitute(elem, "\n", s:yr_history_v2_nl, 'g')
endif
" Append the regtype to the end so we have it available
let elem = elem.",".a:element_type
return elem
endfunction
function! s:YRMRUHas( mru_list, find_str )
" This function will find a string and return the element #
let find_idx = index({a:mru_list}, a:find_str)
return find_idx
endfunction
function! s:YRMRUGet( mru_list, position )
" This function will return the value of the item at a:position
" Find the value of one element
let value = get({a:mru_list}, a:position, -2)
return value
endfunction
function! s:YRMRUAdd( mru_list, element, element_type )
" Only add new items if they do not already exist in the MRU.
" If the item is found, move it to the start of the MRU.
let found = -1
" let elem = a:element
" if g:yankring_max_element_length != 0
" let elem = strpart(a:element, 0, g:yankring_max_element_length)
" endif
" if s:yr_history_version == 'v1'
" let elem = escape(elem, '@')
" let elem = substitute(elem, "\n", s:yr_history_v1_nl, 'g')
" else
" let elem = substitute(elem, "\n", s:yr_history_v2_nl, 'g')
" endif
" " Append the regtype to the end so we have it available
" let elem = elem.",".a:element_type
if strlen(a:element) < g:yankring_min_element_length
return 1
endif
let elem = s:YRMRUElemFormat(a:element, a:element_type)
" Refresh the List
call s:YRHistoryRead()
let found = s:YRMRUHas(a:mru_list, elem)
" Special case for efficiency, if it is first item in the
" List, do nothing
if found != 0
if found != -1
" Remove found item since we will add it to the top
call remove({a:mru_list}, found)
endif
call insert({a:mru_list}, elem, 0)
call s:YRHistorySave()
endif
return 1
endfunction
function! s:YRMRUDel( mru_list, elem_nbr )
if a:elem_nbr >= 0 && a:elem_nbr < s:yr_count
call remove({a:mru_list}, a:elem_nbr)
call s:YRHistorySave()
endif
return 1
endfunction
function! s:YRHistoryRead()
let refresh_needed = 1
let yr_history_list = []
let yr_filename = s:yr_history_file_{s:yr_history_version}
if filereadable(yr_filename)
let last_upd = getftime(yr_filename)
if s:yr_history_last_upd != 0 && last_upd <= s:yr_history_last_upd
let refresh_needed = 0
endif
if refresh_needed == 1
let s:yr_history_list = readfile(yr_filename)
let s:yr_history_last_upd = last_upd
let s:yr_count = len(s:yr_history_list)
return
else
return
endif
else
if s:yr_history_version == 'v2'
" Check to see if an upgrade is required
" else, let the empty yr_history_list be returned.
if filereadable(s:yr_history_file_v1)
" Perform upgrade to v2 of the history file
call s:YRHistoryUpgrade('v1')
return
endif
endif
endif
let s:yr_history_list = yr_history_list
call s:YRHistorySave()
endfunction
function! s:YRHistorySave()
if len(s:yr_history_list) > g:yankring_max_history
" Remove items which exceed the max # specified
call remove(s:yr_history_list, g:yankring_max_history)
endif
let rc = writefile(s:yr_history_list, s:yr_history_file_{s:yr_history_version})
if rc == 0
let s:yr_history_last_upd = getftime(s:yr_history_file_{s:yr_history_version})
let s:yr_count = len(s:yr_history_list)
else
call s:YRErrorMsg(
\ 'YRHistorySave: Unable to save yankring history file: '.
\ s:yr_history_file_{s:yr_history_version}
\ )
endif
endfunction
function! s:YRHistoryUpgrade(version)
if a:version == 'v1'
if filereadable(s:yr_history_file_v1)
let v1_list = readfile(s:yr_history_file_v1)
let v2_list = []
for elem in v1_list
" Restore from version 1
let elem = substitute(elem, s:yr_history_v1_nl_pat, "\n", 'g')
let elem = substitute(elem, '\\@', '@', 'g')
" Encode to version 2
let elem = substitute(elem, "\n", s:yr_history_v2_nl, 'g')
call add(v2_list, elem)
endfor
let s:yr_history_list = v2_list
call s:YRHistorySave()
call s:YRWarningMsg(
\ "YR:History file:".
\ s:yr_history_file_v1.
\ ' has been upgraded.'
\ )
endif
endif
endfunction
" YRWindowUpdate
" Checks if the yankring window is already open.
" If it is, it will refresh it.
function! s:YRWindowUpdate()
let orig_win_bufnr = bufwinnr('%')
" Switch to the yankring buffer
" only if it is already visible
if bufwinnr(s:yr_buffer_id) != -1
call s:YRShow(0)
" Switch back to the original buffer
exec orig_win_bufnr . "wincmd w"
endif
endfunction
" YRWindowStatus
" Displays a brief command list and option settings.
" It also will toggle the Help text.
function! s:YRWindowStatus(show_help)
let full_help = 0
let orig_win_bufnr = bufwinnr('%')
let yr_win_bufnr = bufwinnr(s:yr_buffer_id)
if yr_win_bufnr == -1
" Do not update the window status since the
" yankring is not currently displayed.
return ""
endif
" Switch to the yankring buffer
if orig_win_bufnr != yr_win_bufnr
" If the buffer is visible, switch to it
exec yr_win_bufnr . "wincmd w"
endif
let msg = 'AutoClose='.g:yankring_window_auto_close.
\ ';ClipboardMonitor='.g:yankring_clipboard_monitor.
\ ';Cmds:<enter>,[g]p,[g]P,d,r,s,a,c,u,q,<space>;Help=?'.
\ (s:yr_search==""?"":';SearchRegEx='.s:yr_search)
if s:yr_has_voperator == 0
let msg = msg . "\nYankRing has limited functionality without Vim 7.2 or higher"
endif
" Toggle help by checking the first line of the buffer
if a:show_help == 1 && getline(1) !~ 'selection'
let full_help = 1
let msg =
\ '" <enter> : [p]aste selection'."\n".
\ '" double-click : [p]aste selection'."\n".
\ '" [g]p : [g][p]aste selection'."\n".
\ '" [g]P : [g][P]aste selection'."\n".
\ '" r : [p]aste selection in reverse order'."\n".
\ '" s : [s]earch the yankring for text'."\n".
\ '" u : [u]pdate display'."\n".
\ '" a : toggle [a]utoclose setting'."\n".
\ '" c : toggle [c]lipboard monitor setting'."\n".
\ '" q : [q]uit / close the yankring window'."\n".
\ '" ? : Remove help text'."\n".
\ '" <space> : toggles the width of the window'."\n".
\ '" Visual mode is supported for above commands'."\n".
\ msg
endif
let saveMod = &modifiable
" Go to the top of the buffer and remove any previous status
" Use the blackhole register so it does not affect the yankring
setlocal modifiable
exec 0
silent! exec 'norm! "_d/^---'."\n"
call histdel("search", -1)
silent! 0put =msg
" Erase it's contents to the blackhole
silent! exec '%g/^\s*$/delete _'
call histdel("search", -1)
call cursor(1,1)
if full_help == 0
call search('^\d', 'W')
endif
let &modifiable = saveMod
if orig_win_bufnr != s:yr_buffer_id
exec orig_win_bufnr . "wincmd w"
endif
endfunction
" YRWindowOpen
" Display the Most Recently Used file list in a temporary window.
function! s:YRWindowOpen(results)
" Setup the cpoptions properly for the maps to work
let old_cpoptions = &cpoptions
set cpoptions&vim
setlocal cpoptions-=a,A
" Save the current buffer number. The yankring will switch back to
" this buffer when an action is taken.
let s:yr_buffer_last = bufnr('%')
let s:yr_buffer_last_winnr = winnr()
if bufwinnr(s:yr_buffer_id) == -1
if g:yankring_window_use_horiz == 1
if g:yankring_window_use_bottom == 1
let location = 'botright'
else
let location = 'topleft'
" Creating the new window will offset all other
" window numbers. Account for that so we switch
" back to the correct window.
let s:yr_buffer_last_winnr = s:yr_buffer_last_winnr + 1
endif
let win_size = g:yankring_window_height
else
" Open a horizontally split window. Increase the window size, if
" needed, to accomodate the new window
if g:yankring_window_width &&
\ &columns < (80 + g:yankring_window_width)
" one extra column is needed to include the vertical split
let &columns = &columns + g:yankring_window_width + 1
let s:yr_winsize_chgd = 1
else
let s:yr_winsize_chgd = 0
endif
if g:yankring_window_use_right == 1
" Open the window at the rightmost place
let location = 'botright vertical'
else
" Open the window at the leftmost place
let location = 'topleft vertical'
" Creating the new window will offset all other
" window numbers. Account for that so we switch
" back to the correct window.
let s:yr_buffer_last_winnr = s:yr_buffer_last_winnr + 1
endif
let win_size = g:yankring_window_width
endif
" Special consideration was involved with these sequence
" of commands.
" First, split the current buffer.
" Second, edit a new file.
" Third record the buffer number.
" If a different sequence is followed when the yankring
" buffer is closed, Vim's alternate buffer is the yanking
" instead of the original buffer before the yankring
" was shown.
let cmd_mod = ''
if v:version >= 700
let cmd_mod = 'keepalt '
endif
exec 'silent! ' . cmd_mod . location . ' ' . win_size . 'split '
" Using :e and hide prevents the alternate buffer
" from being changed.
exec ":e " . escape(s:yr_buffer_name, ' ')
" Save buffer id
let s:yr_buffer_id = bufnr('%') + 0
else
" If the buffer is visible, switch to it
exec bufwinnr(s:yr_buffer_id) . "wincmd w"
endif
" Perform a double check to ensure we have entered the correct
" buffer since we don't want to do the %d_ in the wrong buffer!
if (bufnr('%') + 0) != s:yr_buffer_id
call s:YRWarningMsg(
\ "YR:Failed to change to the yankring buffer, please contact author id:".
\ s:yr_buffer_id.
\ ' last:'.s:yr_buffer_last
\ )
return -1
endif
" Mark the buffer as scratch
setlocal buftype=nofile
setlocal bufhidden=hide
setlocal noswapfile
setlocal nowrap
setlocal nonumber
setlocal nobuflisted
setlocal noreadonly
setlocal modifiable
" set up syntax highlighting
syn match yankringTitle #^--- YankRing ---$#hs=s+4,he=e-4
syn match yankringHeaders #^Elem Content$#
syn match yankringItemNumber #^\d\+#
syn match yankringKey #^AutoClose.*<enter>#hs=e-6
syn match yankringKey #^AutoClose.*\[g\]p#hs=e-3 contains=yankringKey
syn match yankringKey #^AutoClose.*\[p\]P#hs=e-3 contains=yankringKey
syn match yankringKey #^AutoClose.*,d,#hs=e-1,he=e-1 contains=yankringKey
syn match yankringKey #^AutoClose.*,r,#hs=e-1,he=e-1 contains=yankringKey
syn match yankringKey #^AutoClose.*,s,#hs=e-1,he=e-1 contains=yankringKey
syn match yankringKey #^AutoClose.*,a,#hs=e-1,he=e-1 contains=yankringKey
syn match yankringKey #^AutoClose.*,c,#hs=e-1,he=e-1 contains=yankringKey
syn match yankringKey #^AutoClose.*,u,#hs=e-1,he=e-1 contains=yankringKey
syn match yankringKey #^AutoClose.*,q,#hs=e-1,he=e-1 contains=yankringKey
syn match yankringKey #^AutoClose.*<space>#hs=e-6 contains=yankringKey
syn match yankringKey #^AutoClose.*?$#hs=e contains=yankringKey
syn match yankringKey #^".*:#hs=s+1,he=e-1
syn match yankringHelp #^".*$# contains=yankringKey
hi link yankringTitle directory
hi link yankringHeaders keyword
hi link yankringItemNumber constant
hi link yankringKey identifier
hi link yankringHelp string
" Clear all existing maps for this buffer
" We should do this for all maps, but I am not sure how to do
" this for this buffer/window only without affecting all the
" other buffers.
mapclear <buffer>
" Create a mapping to act upon the yankring
nnoremap <buffer> <silent> <2-LeftMouse> :call <SID>YRWindowActionN('p' ,'n')<CR>
nnoremap <buffer> <silent> <CR> :call <SID>YRWindowActionN('p' ,'n')<CR>
xnoremap <buffer> <silent> <CR> :call <SID>YRWindowAction ('p' ,'v')<CR>
nnoremap <buffer> <silent> p :call <SID>YRWindowActionN('p' ,'n')<CR>
xnoremap <buffer> <silent> p :call <SID>YRWindowAction ('p' ,'v')<CR>
nnoremap <buffer> <silent> P :call <SID>YRWindowActionN('P' ,'n')<CR>
xnoremap <buffer> <silent> P :call <SID>YRWindowAction ('P' ,'v')<CR>
nnoremap <buffer> <silent> gp :call <SID>YRWindowActionN('gp','n')<CR>
xnoremap <buffer> <silent> gp :call <SID>YRWindowAction ('gp','v')<CR>
nnoremap <buffer> <silent> gP :call <SID>YRWindowActionN('gP','n')<CR>
xnoremap <buffer> <silent> gP :call <SID>YRWindowAction ('gP','v')<CR>
nnoremap <buffer> <silent> d :call <SID>YRWindowActionN('d' ,'n')<CR>
xnoremap <buffer> <silent> d :call <SID>YRWindowAction ('d' ,'v')<CR>
xnoremap <buffer> <silent> r :call <SID>YRWindowAction ('r' ,'v')<CR>
nnoremap <buffer> <silent> s :call <SID>YRWindowAction ('s' ,'n')<CR>
nnoremap <buffer> <silent> a :call <SID>YRWindowAction ('a' ,'n')<CR>
nnoremap <buffer> <silent> c :call <SID>YRWindowAction ('c' ,'n')<CR>
nnoremap <buffer> <silent> ? :call <SID>YRWindowAction ('?' ,'n')<CR>
nnoremap <buffer> <silent> u :call <SID>YRWindowAction ('u' ,'n')<CR>
nnoremap <buffer> <silent> q :call <SID>YRWindowAction ('q' ,'n')<CR>
nnoremap <buffer> <silent> <space> \|:silent exec 'vertical resize '.
\ (
\ g:yankring_window_use_horiz!=1 && winwidth('.') > g:yankring_window_width
\ ?(g:yankring_window_width)
\ :(winwidth('.') + g:yankring_window_increment)
\ )<CR>
" Erase it's contents to the blackhole
silent! exec '%delete _'
" Display the status line / help
call s:YRWindowStatus(0)
exec 'normal! G'
" Display the contents of the yankring
silent! put =a:results
if getline('$') == ''
" Erase last blank line
silent! exec '$delete _'
endif
" Move the cursor to the first line with an element
exec 0
call search('^\d','W')
setlocal nomodifiable
"
" Restore the previous cpoptions settings
let &cpoptions = old_cpoptions
endfunction
function! s:YRWindowActionN(op, cmd_mode)
let v_count = v:count
" If no count was specified it will have a value of 0
" so set it to at least 1
let v_count = ((v_count > 0)?(v_count):1)
if v_count > 1
if !exists("b:yankring_show_range_error")
let b:yankring_show_range_error = v_count
else
let b:yankring_show_range_error = b:yankring_show_range_error - 1
endif
if b:yankring_show_range_error == 1
call s:YRWarningMsg("YR:Use visual mode if you need to specify a count")
unlet b:yankring_show_range_error
endif
return
endif
call s:YRWindowAction(a:op, a:cmd_mode)
let v_count = v_count - 1
if g:yankring_window_auto_close == 1 && v_count == 0 && a:op != 'd'
" If autoclose is set close the window unless
" you are removing items from the YankRing
exec 'bdelete '.s:yr_buffer_id
return ""
endif
return ""
endfunction
function! s:YRWindowAction(op, cmd_mode) range
let default_buffer = ((&clipboard=='unnamed')?'+':'"')
let opcode = a:op
let lines = []
let v_count = v:count
let cmd_mode = a:cmd_mode
let firstline = a:firstline
let lastline = a:lastline
if a:lastline < a:firstline
let firstline = a:lastline
let lastline = a:firstline
endif
if cmd_mode == 'n'
let v_count = 1
" If a count was provided (5p), we want to repeat the paste
" 5 times, but this also alters the a:firstline and a:lastline
" ranges, which while in normal mode we do not want
let lastline = firstline
endif
" If no count was specified it will have a value of 0
" so set it to at least 1
let v_count = ((v_count > 0)?(v_count):1)
if '[dr]' =~ opcode
" Reverse the order of the lines to act on
let begin = lastline
while begin >= firstline
call add(lines, getline(begin))
let begin = begin - 1
endwhile
else
" Process the selected items in order
let begin = firstline
while begin <= lastline
call add(lines, getline(begin))
let begin = begin + 1
endwhile
endif
if opcode ==# 'q'
" Close the yankring window
if s:yr_winsize_chgd == 1
" Adjust the Vim window width back to the width
" it was before we showed the yankring window
let &columns= &columns - (g:yankring_window_width)
endif
" Hide the YankRing window
hide
if bufwinnr(s:yr_buffer_last) != -1
" If the buffer is visible, switch to it
exec s:yr_buffer_last_winnr . "wincmd w"
endif
return
elseif opcode ==# 's'
" Switch back to the original buffer
exec s:yr_buffer_last_winnr . "wincmd w"
call s:YRSearch()
return
elseif opcode ==# 'u'
" Switch back to the original buffer
exec s:yr_buffer_last_winnr . "wincmd w"
call s:YRShow(0)
return
elseif opcode ==# 'a'
let l:curr_line = line(".")
" Toggle the auto close setting
let g:yankring_window_auto_close =
\ (g:yankring_window_auto_close == 1?0:1)
" Display the status line / help
call s:YRWindowStatus(0)
call cursor(l:curr_line,0)
return
elseif opcode ==# 'c'
let l:curr_line = line(".")
" Toggle the clipboard monitor setting
let g:yankring_clipboard_monitor =
\ (g:yankring_clipboard_monitor == 1?0:1)
" Display the status line / help
call s:YRWindowStatus(0)
call cursor(l:curr_line,0)
return
elseif opcode ==# '?'
" Display the status line / help
call s:YRWindowStatus(1)
return
endif
" Switch back to the original buffer
exec s:yr_buffer_last_winnr . "wincmd w"
" Intentional case insensitive comparision
if opcode =~? 'p'
let cmd = 'YRGetElem '
let parms = ", '".opcode."' "
elseif opcode ==? 'r'
let opcode = 'p'
let cmd = 'YRGetElem '
let parms = ", 'p' "
elseif opcode ==# 'd'
let cmd = 'YRPop '
let parms = ""
endif
" Only execute this code if we are operating on elements
" within the yankring
if '[auq?]' !~# opcode
while v_count > 0
" let iter = 0
" let index = 0
for line in lines
let elem = matchstr(line, '^\d\+')
if elem > 0
if elem > 0 && elem <= s:yr_count
" if iter > 0 && opcode =~# 'p'
if opcode =~# 'p'
" Move to the end of the last pasted item
" only if pasting after (not above)
" ']
endif
exec cmd . elem . parms
" let iter += 1
endif
endif
endfor
let v_count = v_count - 1
endwhile
if opcode ==# 'd'
call s:YRShow(0)
return ""
endif
if g:yankring_window_auto_close == 1 && cmd_mode == 'v'
exec 'bdelete '.s:yr_buffer_id
return ""
endif
endif
return ""
endfunction
function! s:YRWarningMsg(msg)
echohl WarningMsg
echomsg a:msg
echohl None
endfunction
function! s:YRErrorMsg(msg)
echohl ErrorMsg
echomsg a:msg
echohl None
endfunction
function! s:YRWinLeave()
" Track which window we are last in. We will use this information
" to determine where we need to paste any contents, or which
" buffer to return to.
if s:yr_buffer_id < 0
" The yankring window has never been activated
return
endif
if winbufnr(winnr()) == s:yr_buffer_id
" Ignore leaving the yankring window
return
endif
if bufwinnr(s:yr_buffer_id) != -1
" YankRing window is visible, so save off the previous buffer ids
let s:yr_buffer_last_winnr = winnr()
let s:yr_buffer_last = winbufnr(s:yr_buffer_last_winnr)
" else
" let s:yr_buffer_last_winnr = -1
" let s:yr_buffer_last = -1
endif
endfunction
function! s:YRFocusGained()
if g:yankring_clipboard_monitor == 1
" If the clipboard has changed record it inside the yankring
" echomsg "YRFocusGained[".len(@+)."][".@+.']['.s:yr_prev_clipboard.']'
if len(@+) > 0 && @+ != s:yr_prev_clipboard
let elem = s:YRMRUElemFormat(
\ getreg('+')
\ , getregtype('+')
\ )
let found = s:YRMRUHas('s:yr_history_list', elem)
" Only add the item to the "top" of the ring if it is
" not in the ring already.
if found == -1
call YRRecord("+")
" silent! call YRRecord("+")
endif
endif
" If the yankring window is open, refresh it
call s:YRWindowUpdate()
endif
endfunction
function! s:YRInsertLeave()
" The YankRing uses omaps to execute the prescribed motion
" and then appends to the motion a call to a YankRing
" function to record the contents of the changed register.
"
" We cannot append a function call to the end of a motion
" that results in Insert mode. For example, any command
" like 'cw' enters insert mode. Appending a function call
" after the w, simply writes out the call as if the user
" typed it.
"
" Using the InsertLeave event, allows us to capture the
" contents of any changed register after it completes.
call YRRecord(s:YRRegister())
" When performing a change (not a yank or delete)
" it is not possible to call <SID>yrrecord at the end
" of the command (or it's contents will be inserted
" into the buffer instead of executed).
" So, when using ".", we have to remove the _zap_
" keys and then re-add them back again after we
" record the updates.
if s:yr_remove_omap_dot == 1
call s:YRMapsCreate('add_only_zap_keys')
endif
endfunction
" Deleting autocommands first is a good idea especially if we want to reload
" the script without restarting vim.
" Call YRFocusGained to check if the clipboard has been updated
augroup YankRing
autocmd!
autocmd VimEnter * :if has('clipboard') | call <SID>YRFocusGained() | endif
autocmd WinLeave * :call <SID>YRWinLeave()
autocmd FocusGained * :if has('clipboard') | call <SID>YRFocusGained() | endif
autocmd InsertLeave * :call <SID>YRInsertLeave()
augroup END
" copy register
inoremap <script> <SID>YRGetChar <c-r>=YRGetChar()<CR>
" inoremap <script> <SID>YRGetSearch <c-r>=YRGetSearch()<CR>
nnoremap <silent> <SID>yrrecord :call YRRecord3()<cr>
inoremap <silent> <SID>yrrecord <C-R>=YRRecord3()<cr>
" Public commands
command! YRClear call s:YRClear()
command! -nargs=0 YRMapsCreate call s:YRMapsCreate()
command! -nargs=0 YRMapsDelete call s:YRMapsDelete()
command! -range -bang -nargs=? YRDeleteRange <line1>,<line2>call s:YRYankRange(<bang>1, <args>)
command! -nargs=* YRGetElem call s:YRGetElem(<args>)
command! -bang -nargs=? YRGetMultiple call s:YRGetMultiple(<bang>0, <args>)
command! -count -register -nargs=* YRPaste call s:YRPaste(0,1,<args>)
command! -nargs=? YRPop <line1>,<line2>call s:YRPop(<args>)
command! -register -nargs=? YRPush call s:YRPush(<args>)
command! -count -register -nargs=* YRReplace call s:YRPaste(1,<args>)
command! -nargs=? YRSearch call s:YRSearch(<q-args>)
command! -nargs=? YRShow call s:YRShow(<args>)
command! -nargs=? YRToggle call s:YRToggle(<args>)
command! -count -register -nargs=* YRYankCount call s:YRYankCount(<args>)
command! -range -bang -nargs=? YRYankRange <line1>,<line2>call s:YRYankRange(<bang>0, <args>)
" command! -range -bang -nargs=0 YRMapsMacro <line1>,<line2>call s:YRMapsMacro(<bang>0, <args>)
" Menus
if has("gui_running") && has("menu") && g:yankring_default_menu_mode != 0
if g:yankring_default_menu_mode == 1
let menuRoot = 'YankRing'
elseif g:yankring_default_menu_mode == 2
let menuRoot = '&YankRing'
else
let menuRoot = '&Plugin.&YankRing'
endif
exec 'noremenu <script> '.menuRoot.'.YankRing\ Window :YRShow<CR>'
exec 'noremenu <script> '.menuRoot.'.YankRing\ Search :YRSearch<CR>'
exec 'noremenu <script> '.menuRoot.'.Replace\ with\ Previous :YRReplace ''-1'', ''P''<CR>'
exec 'noremenu <script> '.menuRoot.'.Replace\ with\ Next :YRReplace ''1'', ''P''<CR>'
exec 'noremenu <script> '.menuRoot.'.Clear :YRClear<CR>'
exec 'noremenu <script> '.menuRoot.'.Toggle :YRToggle<CR>'
endif
if g:yankring_enabled == 1
" Create YankRing Maps
call s:YRMapsCreate()
endif
if exists('*YRRunAfterMaps')
" This will allow you to override the default maps if necessary
call YRRunAfterMaps()
endif
call s:YRInit()
call s:YRHistoryRead()
" vim:fdm=marker:nowrap:ts=4:expandtab: