diff options
Diffstat (limited to 'runtime/autoload/health/provider.vim')
| -rw-r--r-- | runtime/autoload/health/provider.vim | 185 |
1 files changed, 157 insertions, 28 deletions
diff --git a/runtime/autoload/health/provider.vim b/runtime/autoload/health/provider.vim index ad7a614ff5..86f9f060ff 100644 --- a/runtime/autoload/health/provider.vim +++ b/runtime/autoload/health/provider.vim @@ -163,7 +163,7 @@ function! s:check_clipboard() abort endif endfunction -" Get the latest Neovim Python client (pynvim) version from PyPI. +" Get the latest Nvim Python client (pynvim) version from PyPI. function! s:latest_pypi_version() abort let pypi_version = 'unable to get pypi response' let pypi_response = s:download('https://pypi.python.org/pypi/pynvim/json') @@ -180,7 +180,7 @@ endfunction " Get version information using the specified interpreter. The interpreter is " used directly in case breaking changes were introduced since the last time -" Neovim's Python client was updated. +" Nvim's Python client was updated. " " Returns: [ " {python executable version}, @@ -224,7 +224,7 @@ function! s:version_info(python) abort \ 'print("{}.{}.{}{}".format(v.major, v.minor, v.patch, v.prerelease))'], \ '', 1, 1) if empty(nvim_version) - let nvim_version = 'unable to find neovim Python module version' + let nvim_version = 'unable to find pynvim module version' let base = fnamemodify(nvim_path, ':h') let metas = glob(base.'-*/METADATA', 1, 1) \ + glob(base.'-*/PKG-INFO', 1, 1) @@ -363,7 +363,7 @@ function! s:check_python(version) abort \ && !empty(pyenv_root) && resolve(python_exe) !~# '^'.pyenv_root.'/' call health#report_warn('pyenv is not set up optimally.', [ \ printf('Create a virtualenv specifically ' - \ . 'for Neovim using pyenv, and set `g:%s`. This will avoid ' + \ . 'for Nvim using pyenv, and set `g:%s`. This will avoid ' \ . 'the need to install the pynvim module in each ' \ . 'version/virtualenv.', host_prog_var) \ ]) @@ -377,7 +377,7 @@ function! s:check_python(version) abort if resolve(python_exe) !~# '^'.venv_root.'/' call health#report_warn('Your virtualenv is not set up optimally.', [ \ printf('Create a virtualenv specifically ' - \ . 'for Neovim and use `g:%s`. This will avoid ' + \ . 'for Nvim and use `g:%s`. This will avoid ' \ . 'the need to install the pynvim module in each ' \ . 'virtualenv.', host_prog_var) \ ]) @@ -392,18 +392,6 @@ function! s:check_python(version) abort let python_exe = '' endif - " Check if $VIRTUAL_ENV is valid. - if exists('$VIRTUAL_ENV') && !empty(python_exe) - if $VIRTUAL_ENV ==# matchstr(python_exe, '^\V'.$VIRTUAL_ENV) - call health#report_info('$VIRTUAL_ENV matches executable') - else - call health#report_warn( - \ '$VIRTUAL_ENV exists but appears to be inactive. ' - \ . 'This could lead to unexpected results.', - \ [ 'If you are using Zsh, see: http://vi.stackexchange.com/a/7654' ]) - endif - endif - " Diagnostic output call health#report_info('Executable: ' . (empty(python_exe) ? 'Not found' : python_exe)) if len(python_multiple) @@ -497,6 +485,76 @@ function! s:check_for_pyenv() abort return [pyenv_path, pyenv_root] endfunction +" Resolves Python executable path by invoking and checking `sys.executable`. +function! s:python_exepath(invocation) abort + return s:normalize_path(system(a:invocation + \ . ' -c "import sys; sys.stdout.write(sys.executable)"')) +endfunction + +" Checks that $VIRTUAL_ENV Python executables are found at front of $PATH in +" Nvim and subshells. +function! s:check_virtualenv() abort + call health#report_start('Python virtualenv') + if !exists('$VIRTUAL_ENV') + call health#report_ok('no $VIRTUAL_ENV') + return + endif + let errors = [] + " Keep hints as dict keys in order to discard duplicates. + let hints = {} + " The virtualenv should contain some Python executables, and those + " executables should be first both on Nvim's $PATH and the $PATH of + " subshells launched from Nvim. + let bin_dir = has('win32') ? '/Scripts' : '/bin' + let venv_bins = glob($VIRTUAL_ENV . bin_dir . '/python*', v:true, v:true) + " XXX: Remove irrelevant executables found in bin/. + let venv_bins = filter(venv_bins, 'v:val !~# "python-config"') + if len(venv_bins) + for venv_bin in venv_bins + let venv_bin = s:normalize_path(venv_bin) + let py_bin_basename = fnamemodify(venv_bin, ':t') + let nvim_py_bin = s:python_exepath(exepath(py_bin_basename)) + let subshell_py_bin = s:python_exepath(py_bin_basename) + if venv_bin !=# nvim_py_bin + call add(errors, '$PATH yields this '.py_bin_basename.' executable: '.nvim_py_bin) + let hint = '$PATH ambiguities arise if the virtualenv is not ' + \.'properly activated prior to launching Nvim. Close Nvim, activate the virtualenv, ' + \.'check that invoking Python from the command line launches the correct one, ' + \.'then relaunch Nvim.' + let hints[hint] = v:true + endif + if venv_bin !=# subshell_py_bin + call add(errors, '$PATH in subshells yields this ' + \.py_bin_basename . ' executable: '.subshell_py_bin) + let hint = '$PATH ambiguities in subshells typically are ' + \.'caused by your shell config overriding the $PATH previously set by the ' + \.'virtualenv. Either prevent them from doing so, or use this workaround: ' + \.'https://vi.stackexchange.com/a/7654' + let hints[hint] = v:true + endif + endfor + else + call add(errors, 'no Python executables found in the virtualenv '.bin_dir.' directory.') + endif + + if len(errors) + let msg = '$VIRTUAL_ENV is set to: '.$VIRTUAL_ENV + if len(venv_bins) + let msg .= "\nAnd its ".bin_dir.' directory contains: ' + \.join(map(venv_bins, "fnamemodify(v:val, ':t')"), ', ') + endif + let conj = "\nBut " + for error in errors + let msg .= conj.error + let conj = "\nAnd " + endfor + let msg .= "\nSo invoking Python may lead to unexpected results." + call health#report_warn(msg, keys(hints)) + else + call health#report_ok('$VIRTUAL_ENV provides :python, :python3, et al.') + endif +endfunction + function! s:check_ruby() abort call health#report_start('Ruby provider (optional)') @@ -566,8 +624,8 @@ function! s:check_node() abort endif let node_v = get(split(s:system('node -v'), "\n"), 0, '') call health#report_info('Node.js: '. node_v) - if !s:shell_error && s:version_cmp(node_v[1:], '6.0.0') < 0 - call health#report_warn('Neovim node.js host does not support '.node_v) + if s:shell_error || s:version_cmp(node_v[1:], '6.0.0') < 0 + call health#report_warn('Nvim node.js host does not support '.node_v) " Skip further checks, they are nonsense if nodejs is too old. return endif @@ -582,7 +640,7 @@ function! s:check_node() abort \ 'Run in shell (if you use yarn): yarn global add neovim']) return endif - call health#report_info('Neovim node.js host: '. host) + call health#report_info('Nvim node.js host: '. host) let manager = executable('npm') ? 'npm' : 'yarn' let latest_npm_cmd = has('win32') ? @@ -595,14 +653,12 @@ function! s:check_node() abort \ 'Are you behind a firewall or proxy?']) return endif - if !empty(latest_npm) - try - let pkg_data = json_decode(latest_npm) - catch /E474/ - return 'error: '.latest_npm - endtry - let latest_npm = get(get(pkg_data, 'dist-tags', {}), 'latest', 'unable to parse') - endif + try + let pkg_data = json_decode(latest_npm) + catch /E474/ + return 'error: '.latest_npm + endtry + let latest_npm = get(get(pkg_data, 'dist-tags', {}), 'latest', 'unable to parse') let current_npm_cmd = ['node', host, '--version'] let current_npm = s:system(current_npm_cmd) @@ -623,10 +679,83 @@ function! s:check_node() abort endif endfunction +function! s:check_perl() abort + call health#report_start('Perl provider (optional)') + + if s:disabled_via_loaded_var('perl') + return + endif + + if !executable('perl') || !executable('cpanm') + call health#report_warn( + \ '`perl` and `cpanm` must be in $PATH.', + \ ['Install Perl and cpanminus and verify that `perl` and `cpanm` commands work.']) + return + endif + let perl_v = get(split(s:system(['perl', '-W', '-e', 'print $^V']), "\n"), 0, '') + call health#report_info('Perl: '. perl_v) + if s:shell_error + call health#report_warn('Nvim perl host does not support '.perl_v) + " Skip further checks, they are nonsense if perl is too old. + return + endif + + let host = provider#perl#Detect() + if empty(host) + call health#report_warn('Missing "Neovim::Ext" cpan module.', + \ ['Run in shell: cpanm Neovim::Ext']) + return + endif + call health#report_info('Nvim perl host: '. host) + + let latest_cpan_cmd = 'cpanm --info -q Neovim::Ext' + let latest_cpan = s:system(latest_cpan_cmd) + if s:shell_error || empty(latest_cpan) + call health#report_error('Failed to run: '. latest_cpan_cmd, + \ ["Make sure you're connected to the internet.", + \ 'Are you behind a firewall or proxy?']) + return + elseif latest_cpan[0] ==# '!' + let cpanm_errs = split(latest_cpan, '!') + if cpanm_errs[0] =~# "Can't write to " + call health#report_warn(cpanm_errs[0], cpanm_errs[1:-2]) + " Last line is the package info + let latest_cpan = cpanm_errs[-1] + else + call health#report_error('Unknown warning from command: ' . latest_cpan_cmd, cpanm_errs) + return + endif + endif + let latest_cpan = matchstr(latest_cpan, '\(\.\?\d\)\+') + if empty(latest_cpan) + call health#report_error('Cannot parse version number from cpanm output: ' . latest_cpan) + return + endif + + let current_cpan_cmd = [host, '-W', '-MNeovim::Ext', '-e', 'print $Neovim::Ext::VERSION'] + let current_cpan = s:system(current_cpan_cmd) + if s:shell_error + call health#report_error('Failed to run: '. string(current_cpan_cmd), + \ ['Report this issue with the output of: ', string(current_cpan_cmd)]) + return + endif + + if s:version_cmp(current_cpan, latest_cpan) == -1 + call health#report_warn( + \ printf('Module "Neovim::Ext" is out-of-date. Installed: %s, latest: %s', + \ current_cpan, latest_cpan), + \ ['Run in shell: cpanm Neovim::Ext']) + else + call health#report_ok('Latest "Neovim::Ext" cpan module is installed: '. current_cpan) + endif +endfunction + function! health#provider#check() abort call s:check_clipboard() call s:check_python(2) call s:check_python(3) + call s:check_virtualenv() call s:check_ruby() call s:check_node() + call s:check_perl() endfunction |