lh-vim-lib


Ⅰ. 插件描述

Library of Vim functions

Ⅱ. 基本信息

创建日期:  2002-02-13
使用用户:  81
Github星:  131
插件作者:  Luc Hermitte

Ⅲ. 安装方法

使用Vundle管理器安装

在你的.vimrc下添加:
Plugin 'luchermitte/lh-vim-lib'
… 然后在Vim中运行以下命令:
:source %
:PluginInstall

对于Vundle版本 < 0.10.2,请用上面的Bundle替换Plugin。

使用NeoBundle管理器安装

在你的.vimrc下添加:
NeoBundle 'luchermitte/lh-vim-lib'
… 然后在Vim中运行以下命令:
:source %
:NeoBundleInstall

使用VimPlug管理器安装

在你的.vimrc下添加:
Plug 'luchermitte/lh-vim-lib'
… 然后在Vim中运行以下命令:
:source %
:PlugInstall

使用Pathogen管理器安装

在终端中运行以下命令:
cd ~/.vim/bundle
git clone https://github.com/luchermitte/lh-vim-lib

Ⅳ. 文档说明

# lh-vim-lib Last release Build Status Project Stats

Introduction

lh-vim-lib is a library that defines some common vim functions I use in my various plugins and ftplugins.

This library has been conceived as a suite of |autoload| plugins. As such, it requires Vim 7+. A few commands are defined.

As I only have access to a version 7.4-052 on travis-ci, let's say this is the minimum vim version I'll try to be compatible with. Until 2017 (v3.x) I was trying to be compatible with 7.3-429.

The complete documentation can be browsed.

Important:

  • Since Version 2.2.0, the naming policy of these autoload functions have been harmonized. Now, most names are in lower cases, with words separated by underscores.
  • Since version 3.2.7, it's no longer hosted on google-code but on github.
  • Version 4.0.0 breaks lh#let#if_undef() interface, deprecates CONFIRM(), requires vim 7.4-52.

Table of Content

Functions

Miscellaneous functions

FunctionPurpose
lh#askvim#exe()Returns what a Vim command echoes
lh#askvim#scriptid(name)Returns the id of the script associated to {name}
lh#askvim#scriptname(id)Returns the name of the script associated to {id}
lh#askvim#scriptnames()Returns :scriptnames result as a list of [scriptid, name] arrays
lh#async#get_queue(name,policy).push_or_start(cmd, options)Push a cmd to execute in a named queue of jobs. Requires Vim 7.4-1980
lh#common#check_deps()Checks a Vim symbol is loaded
lh#common#echomsg_multilines()Applies :echomsg on a multi-lines text
lh#common#error_msg()Displays an error message
lh#common#rand()Returns a random number
lh#common#warning_msg()Displays a warning
lh#encoding#at(mb_string, i)Returns the i-th character in a multibytes string
lh#encoding#previous_character()Returns the character before the cursor -- works with multi-byte characters
lh#encoding#current_character()Returns the character under the cursor -- works with multi-byte characters
lh#encoding#does_support()Tries to detect automatically whether a codepoint has an associated glyph in the current font used
lh#encoding#find_best_glyph()Returns the first codepoint of each list that has a glyph in the current font used
lh#encoding#iconv()Unlike iconv(), this wrapper returns {expr} when we know no conversion can be achieved
lh#encoding#iconv(expr, from, to)Converts an expression from an encoding to another
lh#encoding#strlen(mb_string)Executes strlen() on a multibytes string
lh#encoding#strpart(mb_string, p, l)Executes strpart() on a multibytes string
lh#event#register_for_one_execution_at()Registers a command to be executed once (and only once) when an event is triggered on the current file
lh#file#new_cache().get()Caches and returns data associated to a file
lh#float#arg_max(list)Returns the index of the maximum element of a list of floats
lh#float#arg_min(list)Returns the index of the minimum element of a list of floats
lh#float#max(list)Returns the maximum of a list of floats
lh#float#min(list)Returns the minimum of a list of floats
lh#fmt#printf({format}, {args...})printf overload that takes positional arguments
lh#ft#is_text()Tells whether the filetype is a text filetype
lh#has#jobs()Tells whether +job are correctly implemented
lh#has#partials()Tells whether partials are correctly implemented
lh#has#patch()Portable layer over `has-patch` feature
lh#has#plugin()Tells whether a file is present in 'runtimepath'
lh#has#default_in_getbufvar()Tells whether getbufvar() has its 3 parameters
lh#icomplete#new(startcol, matches, Hook)Prepares a smart insert mode omni-completion menu that'll trigger actions instead of inserting text. smart means characters may be typed to reduce choices.
lh#icomplete#new_on(pat, matches, Hook)Same as previous, but this time the startcol is automatically deduced from the word pattern.
lh#icomplete#run(startcol, matches, Hook)Prepares an insert mode completion menu that'll trigger actions instead of inserting text as complete() does. deprecated prefer lh#icomplete#new()
lh#lang#set_message_temporarily()Changes $LANG to the value passed, and returns a lh#on#exit() object to restore the variable value
lh#leader#get()Returns the current value of g:mapleader, or '\\' if unset
lh#leader#get_local()Returns the current value of g:maplocalleader, or '\\' if unset
lh#leader#set_local_if_unset()Sets a new value to g:maplocalleader, if and only if this variable wasn't already set
lh#let#if_undef()Defines an extended vim variable (with :let) on the condition the variable does not exist yet
lh#let#to()Defines an extended vim variable (with :let) -- its previous value will be overridden
lh#let#unlet()Undefines an extended vim variable (with :unlet)
lh#mark#is_unused(markname)Tells whether a mark is already used
lh#mark#find_first_unused()Returns the name of the first unused mark found in A..Z and a..z
lh#math#abs()Portable abs() function
lh#mapping#define()Defines a mapping from its description
lh#mapping#plug()Defines a series of default mappings associated to a plug mapping
lh#mapping#reinterpret_escaped_char()Transforms sequences into interpreted sequences for mappings
lh#mapping#who_map(rhs, mode)Returns a list of mappings that are bound to {rhs} in the specified {mode}
lh#notify#once()Notifies something once
lh#notify#deprecated()Notifies somthing is deprecated once
lh#notify#clear_notifications()Clear previous notification so that could be notified again
lh#on#exit()Prepares a finalizer object to be executed in a :finally clause in order to restore variables and execute functions
lh#ref#bind(varname)Returns a reference to another variable. To be evaluated with lh#option#get()
lh#ref#is_bound(var)Tells whether a variable is bound to another
lh#po#context().translate(msgId)Translates message Id from Portable Object files
lh#position#char_at_mark()Obtains the character under a mark
lh#position#char_at_pos()Obtains the character at a given position
lh#position#char_at()Obtains the character at a given pair of coordinates
lh#position#compare()Tells if a position in a buffer is before another one -- result compatible with sort()
lh#position#extract(pos1,pos2)Obtains the text between two positions
lh#position#getcur()Return getcurpos() when it exists, getpos('.') otherwise
lh#position#is_before()Tells if a position in a buffer is before another one -- boolean result
lh#position#move(dir)Returns a the string to use to move the cursor in the given direction -- this can be redoable w/ vim > 7.4.849
lh#position#move_n(dir, count)Returns a the string to use to move the cursor count times in the given direction -- this can be redoable w/ vim > 7.4.849
lh#string#count_char()Counts how many times a character is present in a string
lh#string#matches()Extracts a list of all matches in a string
lh#string#matchstrpos()Backports matchstrpos() to old vim versions
lh#string#or()Returns the first non empty string
lh#string#trim()Trims a string
lh#switch#new()Creates a new switch object that proposes the .add_case() and .evaluate() method.
lh#tags#stack#jump()Forges a new tag entry in the tag stack, and jump to it
lh#tags#stack#push()Forges a new tag entry in the tag stack
lh#time#bench(F,...)Times the execution of F(...)
lh#time#bench_n(n, F,...)Times n executions of F(...)
lh#time#date()return the equivalent of strftime('%D-th %b %Y)
lh#vcs#get_type(...)Returns the type of the versioning system the file is under
lh#vcs#as_http(...)Returns the url of the repository the parameter is under, or g:url if none is found. Enforce the result in the form http://, if possible
lh#vcs#decode_github_url(url)Extract user name and repository name from a github url
lh#vcs#get_url(...)Returns the url of the repository the parameter is under, or g:url if none is found
lh#vcs#is_git(...)Tells whether the file is under a git repository
lh#vcs#is_svn(...)Tells whether the file is under a svn repository
lh#visual#cut()Cut and returns the visually selected text
lh#visual#selection()Returns the visually selected text

System related functions

See also system-tools

FunctionPurpose
lh#env#expand_all()Expands environment variables found in strings
lh#os#has_unix_layer_installed()Tells whether the enduser has declared a unix layer installed (on a Windows box)
lh#os#OnDOSWindows()Tells whether the current vim is a native windows flavour of gvim
lh#os#sys_cd()Build a portable string to use to change directory when executing external commands
lh#os#chomp(text)Like Perl chomp, remove the trailing character produced by system() calls
lh#os#make(cmd, bang)Executes export p:$ENV &amp;&amp; :make{bang} {cmd}
lh#os#new_script_runner(cmd,env)Returns a finalizable temporary script that sets p:$ENV variables and execute the command
lh#os#system(cmd)Returns lh#os#chomp(system(export p:$ENV &amp;&amp; command))
lh#os#cpu_number()Returns the number of processors on the machine
lh#os#cpu_cores_number()Returns the number of cores on the machine
lh#os#lcd()Executes :lcd fnameescape({path})

Lists and dictionaries related functions

FunctionPurpose
lh#dict#add_new()Adds elements from the second dictionary if they are not set yet in the first
lh#dict#get_composed()Function symetric to lh#let#*() functions
lh#dict#key()Expects the dictionary to have only one element (throw otherwise) and returns it
lh#dict#let()Emulates :let dict.key.key.key = value
lh#dict#print_as_tree()Pretty printer for dictionaries: present them as tree
lh#dict#need_ref_on()Makes sure :let dict.key.key.key exists and returns a reference to that element
lh#dict#subset()Builds a subset dictionary of a dict
lh#list#accumulate()Accumulates the elements from a list
lh#list#accumulate()Accumulates the elements from a list
lh#list#accumulate2()Accumulates the elements from a list -- version closer to C++ std::accumulate()
lh#list#arg_min() & maxReturns the index of the lesser/greater elements
lh#list#chain_transform()Applies a series of transformation on each element from a list ; unlike map(), the input list is left unchanged
lh#list#concurrent_for()Concurrently searches for symettric differences and intersection of two sorted sets
lh#list#contain_entity()Tells whether a Dict or List entity is present within a list
lh#list#copy_if()Copies the elements from a list that match a predicate
lh#list#cross()Cross elements from two lists and produce a new list
lh#list#equal_range()See C++ std::equal_range
lh#list#find_entity()Return the index where an entity is within a list, -1 if not found
lh#list#find_if()Searches the first element in a list that verifies a predicate
lh#list#find_if_fast()Searches the first element in a list that verifies a simple predicate only relying on v:val or v:key
lh#list#flat_extend()Extends a list with another, or add elements into a list depending on the right-hand-side parameter
lh#list#flatten()Flattens a list
lh#list#for_each_call()Calls a function of all elements from a list
lh#list#get()Returns a list with the elements of index/key in a list of lists/dictionaries (<=> map get(key/idx) list)
lh#list#intersect()Intersection of two lists
lh#list#lower_bound()See C++ std::lower_bound
lh#list#map_on()Transforms a list of lists/dictionaries at key/index with specified action.
lh#list#mask()Builds a subset of the input list ; elements are kept according to a mask list.
lh#list#match()Searches the first element in a list that matches a pattern
lh#list#match_re()Searches the first pattern in a list that is matched by a text
lh#list#matches()Returns the list of indices of elements that match the pattern
lh#list#not_contain_entity()Tells whether a Dict or List entity is not present within a list
lh#list#not_found()Returns whether the range returned from equal_range is empty (i.e. element not found)
lh#list#possible_values()Returns a sorted list of the values that are stored: in a flat list, or at a given {index} in the lists from the input {list}, or at a given {key} in the dictionaries from the input {list}
lh#list#push_if_new()Adds a value if not already present in the list
lh#list#push_if_new_elements()Adds elements if not already present in the list
lh#list#push_if_new_entity()Adds an entity if not already present in the list
lh#list#remove()Remove elements from list according to a list of indices
lh#list#rotate()Rotate elements from list
lh#list#separate()Returns the list that matches the predicate and the list that doesn't match it
lh#list#sort()Workaround sort() bug which has been fixed in Vim v7.4.411
lh#list#subset()Builds a subset slice of a list
lh#list#transform()Applies a transformation on each element from a list ; unlike map(), the input list is left unchanged
lh#list#transform_if()Applies a transformation on each element from a list that match the predicate
lh#list#uniq()Emulates uniq() when not defined, calls it otherwise
lh#list#unique_sort()Sorts the elements of a list, and makes sure they are all unique
lh#list#unique_sort2()Another implementation of unique_sort
lh#list#upper_bound()See C++ std::upper_bound
lh#list#zip()Zip two lists into one list.
lh#list#zip_as_dict()Zip two lists into a dictionary

Stacks related functions

Procedural way

FunctionPurpose
lh#stack#push(stack, value)Pushes a variable at the end of a list that will be interpreted as a stack
lh#stack#top(stack)Fetches the top of the stack
lh#stack#pop(stack)Pops the top of the stack

OO way

FunctionPurpose
lh#stack#new(...)Creates a new stack object that proposes push, top and pop methods.
lh#stack#new_list(nb)Builds what repeat([lh#stack#new()], 42) cannot build

Graphs related functions

FunctionPurpose
lh#graph#tsort#breadth()Same as depth(), but with a non-recursive breadth-first search
lh#graph#tsort#depth()Implements a Topological Sort on a Direct Acyclic Graph, with a recursive depth-first search

Paths related functions

FunctionPurpose
lh#path#add_path_if_exists(listname, path)Adds a path is a list iff the path points to an existing node
lh#path#cd_without_sideeffects()Change the current directory without altering the behaviour regarding window local directories
lh#path#common()Returns the biggest common part between several paths
lh#path#depth()Returns the depth of a path
lh#path#exe()Returns the fullpath of an executable (emulate exepath() on old vim versions
lh#path#exists()Returns whether a pathname can be read, or if it's open in a buffer
lh#path#find(pathlist, regex)Returns the first path in a list that matches a regex
lh#path#find_in_parents()Support function at the root of local_vimrc
lh#path#find_upward()Uniform interface to finddir() and filefile()
lh#path#fix()Fixes a pathname in order for it to be compatible with external commands or vim options
lh#path#glob_as_list()Returns globpath()result as a list
lh#path#is_absolute_path()Tells whether the parameter is an absolute pathname
lh#path#is_distant_or_scratch()Tells whether the parameter is a distant path or a scratch buffer name
lh#path#is_in(node, path)Tells whether a node is already present in a path -- readlink() is applied on both parameters
lh#path#is_url()Tells whether the parameter is an URL
lh#path#join(pathparts, ...)Joins path parts into a string
lh#path#munge(pathlist, path)Adds a path to a list on the condition the path isn't already present, and that it points to a valid node
lh#path#new_permission_lists()Prepares a permission lists object to be used to accept/reject pathnames based upon white/black/... lists
lh#path#readlink(pathname)Returns readlink result on the pathname -- when the command is available on the system
lh#path#relative_to()Returns the relative offset to reference files in another directory
lh#path#remove_dir_mark()Removes the trailing / or \ in the path if any
lh#path#select_one()Asks the end-user to select one pathname
lh#path#shellslash()Returns the shellslash character
lh#path#simplify()Like simplify(), but also strips the leading ./
lh#path#split(pathname)Splits a string into path parts
lh#path#strip_common()In a set of pathnames, strips the leading part they all have in common
lh#path#strip_start()Strips the leading part of a pathname if found in the given list of pathnames
lh#path#to_dirname()Complete the current path with '/' if missing
lh#path#to_regex()Builds a regex that can be used to match pathnames
lh#path#to_relative()Transforms a pathname to a pathname relative to the current directory
lh#path#vimfiles()Returns where the current user vimfiles are ($HOME/.vim ~/vimfiles, ...)
lh#path#writable()Returns whether we could write into the pathname, even if nothing by that name already exists

Commands related functions

FunctionPurpose
lh#command#new()Experimental way to define commands that support auto-completion
lh#command#Fargs2String()Merges a set strings into a set of parameters (experimental)
lh#command#analyse_args()Parse :command-completion-custom function parameters
lh#command#matching_variables()Returns a list of Vim variable names matching the lead
lh#command#matching_for_commands()Returns a list of Ex command names matching the lead
lh#command#matching_askvim()Returns a list of what Vim what have returned for cmdline completion given a type of things
lh#command#matching_bash_completion()Asks Bash what it'll complete the lead following the command with
lh#command#matching_make_completion()Asks Bash what it'll complete the lead following make with

Menus related functions

FunctionPurpose
lh#askvim#menu()Experimental functions to ask vim which menus are defined
lh#mapping#define()Defines a new mapping given a mapping definition
lh#menu#IVN_make()Like lh#menu#make(), but dedicated to text inserting actions and INSERT, NORMAL, and VISUAL modes.
lh#menu#def_string_item()This function defines a [:menu](http://vimhelp.appspot.com/gui.txt.html#:menu) entry that will be associated to aglobal-variablestring variable.
lh#menu#def_toggle_item()This function defines a [:menu](http://vimhelp.appspot.com/gui.txt.html#:menu) entry that will be associated to aglobal-variablewhose values can be cycled and explored from the menu. This global variable can be seen as an enumerate whose value can be cyclically updated through a menu.
lh#menu#is_in_visual_mode()Tells whether the action triggered by a menu/map was initiated while in visual mode.
lh#menu#make()Helper function to associate menus and mappings to actions in different modes.
lh#menu#map_all()Helper function to define several mappings at once as :amenu would do
lh#menu#emove()Helper function to remove a menus from as many modes as required
lh#menu#text()Transforms a regular text into a text that can be directly used with [:menu](http://vimhelp.appspot.com/gui.txt.html#:menu) commands.

See also the documentation of the old functions at http://hermitte.free.fr/vim/general.php#expl_menu_map

Buffers and Windows related functions

FunctionPurpose
lh#buffer#dialog#add_help()see lh-vim-lib/dialog
lh#buffer#dialog#new()see lh-vim-lib/dialog
lh#buffer#dialog#select()see lh-vim-lib/dialog
lh#buffer#dialog#toggle_help()see lh-vim-lib/dialog
lh#buffer#find()Finds and jumps to the window that matches the buffer identifier, does nothing if not found.
lh#buffer#get_nr()Returns the buffer number associated to a buffername/filename. If no such file is known to vim, a buffer will be locally created
lh#buffer#jump()Like lh#buffer#find(), but opens the buffer in a new window if it no matching window was opened before.
lh#buffer#list()Returns the list of buflisted buffers.
lh#buffer#scratch()Opens a new scratch buffer.
lh#window#split()Forces to open a new split, ignoring E36
lh#window#new()Forces to open a new window, ignoring E36
lh#window#create_window_with()Forces to create a new split, with any split related command, ignoring E36
lh#window#getid()Emulates recent win_getid() function
lh#window#gotoid()Emulates recent win_gotoid() function
lh#window#text_width()Return the actual width available to display text in the current window.

Quickfix related functions

FunctionPurpose
lh#qf#get_merics()Returns the numbers of errors and warnings in the quickfix list
lh#qf#get_title()Returns title of the qf window
lh#qf#get_winnr()Returns window number of the qf window -- ignore location list windows
lh#qf#is_displayed()Tells whether the qf window is visible -- ignore location list windows
lh#qf#make_context_map()Returns a non intrusive alternative to quickfix-context

Syntax related functions

FunctionPurpose
lh#syntax#getline_matching()Extracts a line with the characters matching a given syntax ID pattern
lh#syntax#getline_not_matching()Extracts a line without the characters matching a given syntax ID pattern
lh#syntax#is_a_comment()Tells the syntax kind of the character at the given mark is a comment
lh#syntax#is_a_comment_at()Tells the syntax kind of the character at the given position is a comment
lh#syntax#line_filter()Defines an object that extracts the characters matching a given syntax ID pattern text lines
lh#syntax#list()Like lh#syntax#list_raw(), but reinterprets the results (experimental)
lh#syntax#list_raw()Returns the result of "syn list {group-name}" as a string
lh#syntax#match_at()Tells whether the syntax kind of the character at the given position matches a pattern
lh#syntax#name_at()Tells the syntax kind of the character at the given position
lh#syntax#name_at_mark()Tells the syntax kind of the character at the given mark
lh#syntax#name_at_mark()Tells the syntax kind of the character at the given mark
lh#syntax#skip() lh#syntax#SkipAt() lh#syntax#SkipAtMark()Helper functions to be used with searchpair() in order to ignore comments, Doxygen comments, strings, and characters while searching

Functors

FunctionPurpose
lh#function#bind()Builds a functor object.
lh#function#execute()Executes a functor object.
lh#function#prepare()Prepares a functor object to be evaluated.
lh#partial#make()Prepares a partial (or an emulated partial) to be executed.
lh#partial#execute()Executes a partial (or an emulated partial) .

UI functions

All the functions defined in ui-functions.vim are wrappers around Vim
interactive functions. Depending on a configuration variable
((bpg):ui_type), they will delegate the interaction to a gvim UI
function, or a plain text UI function (defined by vim, or emulated)

Possible values for (bpg):ui_type are: gui (default) or text.

In lh#ui#confirm() case, the option (bpg):ui_confirm_type can be set to
'std' to explicitly use
confirm() instead
of the old emulated version. The default is to use the emulated version of
confirm(), which unlike the standard one permits to navigate between
propositions with the cursor or tab keys to choose one.

FunctionPurpose
lh#ui#ask()Ask a question under the status line
lh#ui#check()Emulates a checbox UI function
lh#ui#combo()Emulates a combobox UI function
lh#ui#confirm()Similar to confirm()
lh#ui#global_confirm_command()Extends :substitute confirm flag to :global. Wrapped in :ConfirnGlobal
lh#ui#if()Acts as the ternary operator
lh#ui#input()Calls inputdialog() or input()
lh#ui#make_confirm_command()Prepare an object to use when executing a command multiple times
lh#ui#switch()Emulates switch() in vim-script language
lh#ui#which()Wrapper around functions like lh#ui#confirm() or lh#ui#combo() that returns the text of the selected item instead of the index of the selected item

In the same thematics, see also VFT - Vim Form Toolkit

Logging Framework

See separate page: doc/Log.md.

Design by Contract functions

See separate page: doc/DbC.md.

Word Tools

See http://hermitte.free.fr/vim/general.php#expl_words_tools

Commands

CommandPurpose
:ToggleToggles the state of a cyclic option/variable
:LoadedBufDoLike :h :bufdo, on loaded buffers
:CleanEmptyBuffersWipeout empty buffers
:LHLogHelper command to choose where logs shall be dumped to
Jobs, :JobUnpause, :StopBGExecutionHelper commands to keep track of async jobs registered with lh-vim-lib API
:ConfirmGlobalLike the :g command, but with a confirm option as in :s
:LetIfUndefSets the value of an option, only if not set already -- supports g.foo.bar = 42
:LetToSets the value of an option, even if it's already set -- unlike :h :let, supports g:foo.bar = 42
:Unlet:unlet a variable if it doesn't exists -- no side effect unlike :silent! unlet
:PushOptions, :PopOptionsPushs/pops values into list variables
:ProjectCentral command for the project feature

Python related functions

CommandPurpose
lh#python#best_still_avail()Returns the best python flavour we can use without imposing a version, unlike has('python')
lh#python#has()Returns `has('python_compiled')has('python3_compiled')`
lh#python#can_import()Returns whether :{bestpy} import {modname} succeeds
lh#python#external_can_import()Returns whether system('python -c "import {modname}") succeeds

Installation

  • Requirements: Vim 7.4, Vim 8 for lh#async feature.
  • Clone from the git repository

    git clone git@github.com:LucHermitte/lh-vim-lib.git
  • Vim Addon Manager: (this
    is the preferred method as VAM handles dependencies).

    ActivateAddons lh-vim-lib
  • Note that vim-flavor also handles
    dependencies which will permit to automatically import lh-vim-lib from
    plugins that use it:

    flavor 'LucHermitte/lh-vim-lib'
  • Vundle/NeoBundle:

    Bundle 'LucHermitte/lh-vim-lib'

Credits

  • Luc Hermitte, maintainer
  • Troy Curtis Jr, for portability functions, and many tests/issues he raised
  • Many other I've forgotten :(

Some other Vim Scripting libraries

The ones that seem to be still activelly maintained

The other ones

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