[Tools] vim YouCompleteMe auto-complete configuration and use

00. Contents

Article Directory

00. Contents
01. YouCompleteMe Download
02. YouCompleteMe installation
03. YouCompleteMe Configuration
04. YouCompleteMe use
05. Appendix

01. YouCompleteMe Download

Download the corresponding plug-in in gitHub

deng@itcast:~$ git clone --recursive git://github.com/Valloric/YouCompleteMe

If the command is executed without error, but it is ok the way there may be broken, you can cd to YouCompleteMe, download and then repeated again with the following command:

deng@itcast:~$ git submodule update --init --recursive

02. YouCompleteMe installation

installation

deng@itcast:~/.vim/bundle/YouCompleteMe$ pwd
/home/deng/.vim/bundle/YouCompleteMe
deng@itcast:~/.vim/bundle/YouCompleteMe$ ./install.py --clang-completer

Compiled results are as follows:

-- [download 99% complete]
-- [download 100% complete]
Using libclang to provide semantic completion for C/C++/ObjC
Using external libclang: /tmp/ycm_build.CKY92s/clang+llvm-3.8.0-x86_64-linux-gnu-ubuntu-14.04/lib/libclang.so.3.8
-- Found PythonInterp: /usr/bin/python2.7 (found version "2.7.11") 
-- Looking for pthread.h
-- Looking for pthread.h - found
-- Looking for pthread_create
-- Looking for pthread_create - not found
-- Looking for pthread_create in pthreads
-- Looking for pthread_create in pthreads - not found
-- Looking for pthread_create in pthread
-- Looking for pthread_create in pthread - found
-- Found Threads: TRUE  
-- Configuring done
-- Generating done
-- Build files have been written to: /tmp/ycm_build.CKY92s
Scanning dependencies of target BoostParts
[  0%] Building CXX object BoostParts/CMakeFiles/BoostParts.dir/libs/regex/src/regex_raw_buffer.cpp.o
[  0%] Building CXX object BoostParts/CMakeFiles/BoostParts.dir/libs/regex/src/regex_debug.cpp.o
[  1%] Building CXX object BoostParts/CMakeFiles/BoostParts.dir/libs/regex/src/w32_regex_traits.cpp.o
[  2%] Building CXX object BoostParts/CMakeFiles/BoostParts.dir/libs/regex/src/wide_posix_api.cpp.o
...
[ 80%] Building CXX object BoostParts/CMakeFiles/BoostParts.dir/libs/thread/src/pthread/once_atomic.cpp.o
[ 82%] Building CXX object BoostParts/CMakeFiles/BoostParts.dir/libs/thread/src/pthread/thread.cpp.o
[ 83%] Linking CXX static library libBoostParts.a
[ 83%] Built target BoostParts
Scanning dependencies of target ycm_core
[ 83%] Building CXX object ycm/CMakeFiles/ycm_core.dir/PythonSupport.cpp.o
[ 84%] Building CXX object ycm/CMakeFiles/ycm_core.dir/Result.cpp.o
[ 85%] Building CXX object ycm/CMakeFiles/ycm_core.dir/Utils.cpp.o
[ 85%] Building CXX object ycm/CMakeFiles/ycm_core.dir/ClangCompleter/Documentation.cpp.o
[ 86%] Building CXX object ycm/CMakeFiles/ycm_core.dir/ClangCompleter/TranslationUnitStore.cpp.o
[ 88%] Building CXX object ycm/CMakeFiles/ycm_core.dir/ClangCompleter/ClangCompleter.cpp.o
[ 88%] Building CXX object ycm/CMakeFiles/ycm_core.dir/ClangCompleter/TranslationUnit.cpp.o
[ 88%] Building CXX object ycm/CMakeFiles/ycm_core.dir/ClangCompleter/ClangHelpers.cpp.o
[ 89%] Building CXX object ycm/CMakeFiles/ycm_core.dir/ClangCompleter/Range.cpp.o
[ 90%] Building CXX object ycm/CMakeFiles/ycm_core.dir/ClangCompleter/ClangUtils.cpp.o
[ 91%] Building CXX object ycm/CMakeFiles/ycm_core.dir/ClangCompleter/CompletionData.cpp.o
[ 91%] Building CXX object ycm/CMakeFiles/ycm_core.dir/ClangCompleter/CompilationDatabase.cpp.o
[ 92%] Building CXX object ycm/CMakeFiles/ycm_core.dir/CandidateRepository.cpp.o
[ 94%] Building CXX object ycm/CMakeFiles/ycm_core.dir/IdentifierDatabase.cpp.o
[ 94%] Building CXX object ycm/CMakeFiles/ycm_core.dir/LetterNode.cpp.o
[ 95%] Building CXX object ycm/CMakeFiles/ycm_core.dir/versioning.cpp.o
[ 95%] Building CXX object ycm/CMakeFiles/ycm_core.dir/Candidate.cpp.o
[ 96%] Building CXX object ycm/CMakeFiles/ycm_core.dir/IdentifierUtils.cpp.o
[ 97%] Building CXX object ycm/CMakeFiles/ycm_core.dir/ycm_core.cpp.o
[ 97%] Building CXX object ycm/CMakeFiles/ycm_core.dir/IdentifierCompleter.cpp.o
[ 98%] Building CXX object ycm/CMakeFiles/ycm_core.dir/LetterNodeListMap.cpp.o
[100%] Building CXX object ycm/CMakeFiles/ycm_core.dir/CustomAssert.cpp.o
[100%] Linking CXX shared library /home/wuyt/mutils/debian_lenny_cfg/vim_cfg/.vim/bundle/YouCompleteMe/third_party/ycmd/ycm_core.so
[100%] Built target ycm_core

If the report on the implementation of Python-related errors following command

deng@itcast:~$ sudo apt install build-essential cmake python3-dev

03. YouCompleteMe Configuration

Add the following in ~ / .vimrc file

" YouCompleteMe
set runtimepath+=~/.vim/bundle/YouCompleteMe
let g:ycm_collect_identifiers_from_tags_files = 1           " 开启 YCM 基于标签引擎
let g:ycm_collect_identifiers_from_comments_and_strings = 1 " 注释与字符串中的内容也用于补全
let g:syntastic_ignore_files=[".*\.py$"]
let g:ycm_seed_identifiers_with_syntax = 1                  " 语法关键字补全
let g:ycm_complete_in_comments = 1
let g:ycm_confirm_extra_conf = 0
let g:ycm_key_list_select_completion = ['<c-n>', '<Down>']  " 映射按键, 没有这个会拦截掉tab, 导致其他插件的tab不能用.
let g:ycm_key_list_previous_completion = ['<c-p>', '<Up>']
let g:ycm_complete_in_comments = 1                          " 在注释输入中也能补全
let g:ycm_complete_in_strings = 1                           " 在字符串输入中也能补全
let g:ycm_collect_identifiers_from_comments_and_strings = 1 " 注释和字符串中的文字也会被收入补全
let g:ycm_global_ycm_extra_conf='~/.vim/bundle/YouCompleteMe/third_party/ycmd/cpp/ycm/.ycm_extra_conf.py'
let g:ycm_show_diagnostics_ui = 0                           " 禁用语法检查
inoremap <expr> <CR> pumvisible() ? "\<C-y>" : "\<CR>" |            " 回车即选中当前项
nnoremap <c-j> :YcmCompleter GoToDefinitionElseDeclaration<CR>|     " 跳转到定义处
"let g:ycm_min_num_of_chars_for_completion=2                 " 从第2个键入字符就开始罗列匹配项

Wherein ~ / .vim / bundle / YouCompleteMe YouCompleteMeu path for downloading.

04. YouCompleteMe use

When the default type two letters, then invoke completion can be adjusted by the variable:. G: ycm_min_num_of_chars_for_completion
You can also use the original `` to completion, ycm enhances its functionality.
Configuring as described herein, can be `` jump to the definition.
The default configuration will choose `` supplemental contents, configuration of this article will be shielded, in order not to snipmate and other needs of conflict tab, select the completion changed.