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Simplfy semver handling and share the semver version cache across everything

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This commit is contained in:
w0rp 2017-11-09 23:42:54 +00:00
parent c1fa88e78c
commit d425b8a18a
12 changed files with 133 additions and 188 deletions
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13
ale_linters/javascript/flow.vim
View File

@ -23,18 +23,15 @@ function! ale_linters#javascript#flow#GetCommand(buffer, version_lines) abort
return ''
endif
let l:use_respect_pragma = 1
let l:executable = ale_linters#javascript#flow#GetExecutable(a:buffer)
let l:version = ale#semver#GetVersion(l:executable, a:version_lines)
" If we can parse the version number, then only use --respect-pragma
" if the version is >= 0.36.0, which added the argument.
for l:match in ale#util#GetMatches(a:version_lines, '\v\d+\.\d+\.\d+$')
let l:use_respect_pragma = ale#semver#GreaterOrEqual(
\ ale#semver#Parse(l:match[0]),
\ [0, 36, 0]
\)
endfor
let l:use_respect_pragma = empty(l:version)
\ || ale#semver#GTE(l:version, [0, 36])
return ale#Escape(ale_linters#javascript#flow#GetExecutable(a:buffer))
return ale#Escape(l:executable)
\ . ' check-contents'
\ . (l:use_respect_pragma ? ' --respect-pragma': '')
\ . ' --json --from ale %s'

43
ale_linters/python/flake8.vim
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@ -10,10 +10,6 @@ let g:ale_python_flake8_options =
\ get(g:, 'ale_python_flake8_options', s:default_options)
let g:ale_python_flake8_use_global = get(g:, 'ale_python_flake8_use_global', 0)
" A map from Python executable paths to semver strings parsed for those
" executables, so we don't have to look up the version number constantly.
let s:version_cache = {}
function! s:UsingModule(buffer) abort
return ale#Var(a:buffer, 'python_flake8_options') =~# ' *-m flake8'
endfunction
@ -26,62 +22,35 @@ function! ale_linters#python#flake8#GetExecutable(buffer) abort
return ale#Var(a:buffer, 'python_flake8_executable')
endfunction
function! ale_linters#python#flake8#ClearVersionCache() abort
let s:version_cache = {}
endfunction
function! ale_linters#python#flake8#VersionCheck(buffer) abort
let l:executable = ale_linters#python#flake8#GetExecutable(a:buffer)
" If we have previously stored the version number in a cache, then
" don't look it up again.
if has_key(s:version_cache, l:executable)
if ale#semver#HasVersion(l:executable)
" Returning an empty string skips this command.
return ''
endif
let l:executable = ale#Escape(ale_linters#python#flake8#GetExecutable(a:buffer))
let l:executable = ale#Escape(l:executable)
let l:module_string = s:UsingModule(a:buffer) ? ' -m flake8' : ''
return l:executable . l:module_string . ' --version'
endfunction
" Get the flake8 version from the output, or the cache.
function! s:GetVersion(buffer, version_output) abort
let l:executable = ale_linters#python#flake8#GetExecutable(a:buffer)
let l:version = []
" Get the version from the cache.
if has_key(s:version_cache, l:executable)
return s:version_cache[l:executable]
endif
if !empty(a:version_output)
" Parse the version string, and store it in the cache.
let l:version = ale#semver#Parse(a:version_output[0])
let s:version_cache[l:executable] = l:version
endif
return l:version
endfunction
" flake8 versions 3 and up support the --stdin-display-name argument.
function! s:SupportsDisplayName(version) abort
return !empty(a:version) && ale#semver#GreaterOrEqual(a:version, [3, 0, 0])
endfunction
function! ale_linters#python#flake8#GetCommand(buffer, version_output) abort
let l:version = s:GetVersion(a:buffer, a:version_output)
let l:executable = ale_linters#python#flake8#GetExecutable(a:buffer)
let l:version = ale#semver#GetVersion(l:executable, a:version_output)
" Only include the --stdin-display-name argument if we can parse the
" flake8 version, and it is recent enough to support it.
let l:display_name_args = s:SupportsDisplayName(l:version)
let l:display_name_args = ale#semver#GTE(l:version, [3, 0, 0])
\ ? ' --stdin-display-name %s'
\ : ''
let l:options = ale#Var(a:buffer, 'python_flake8_options')
return ale#Escape(ale_linters#python#flake8#GetExecutable(a:buffer))
return ale#Escape(l:executable)
\ . (!empty(l:options) ? ' ' . l:options : '')
\ . ' --format=default'
\ . l:display_name_args . ' -'

62
ale_linters/rust/cargo.vim
View File

@ -4,8 +4,6 @@
call ale#Set('rust_cargo_use_check', 1)
call ale#Set('rust_cargo_check_all_targets', 1)
let s:version_cache = {}
function! ale_linters#rust#cargo#GetCargoExecutable(bufnr) abort
if ale#path#FindNearestFile(a:bufnr, 'Cargo.toml') isnot# ''
return 'cargo'
@ -17,59 +15,23 @@ function! ale_linters#rust#cargo#GetCargoExecutable(bufnr) abort
endfunction
function! ale_linters#rust#cargo#VersionCheck(buffer) abort
if has_key(s:version_cache, 'cargo')
return ''
endif
return 'cargo --version'
endfunction
function! s:GetVersion(executable, output) abort
let l:version = get(s:version_cache, a:executable, [])
for l:match in ale#util#GetMatches(a:output, '\v\d+\.\d+\.\d+')
let l:version = ale#semver#Parse(l:match[0])
let s:version_cache[a:executable] = l:version
endfor
return l:version
endfunction
function! s:CanUseCargoCheck(buffer, version) abort
" Allow `cargo check` to be disabled.
if !ale#Var(a:buffer, 'rust_cargo_use_check')
return 0
endif
return !empty(a:version)
\ && ale#semver#GreaterOrEqual(a:version, [0, 17, 0])
endfunction
function! s:CanUseAllTargets(buffer, version) abort
if !ale#Var(a:buffer, 'rust_cargo_use_check')
return 0
endif
if !ale#Var(a:buffer, 'rust_cargo_check_all_targets')
return 0
endif
return !empty(a:version)
\ && ale#semver#GreaterOrEqual(a:version, [0, 22, 0])
return !ale#semver#HasVersion('cargo')
\ ? 'cargo --version'
\ : ''
endfunction
function! ale_linters#rust#cargo#GetCommand(buffer, version_output) abort
let l:version = s:GetVersion('cargo', a:version_output)
let l:command = s:CanUseCargoCheck(a:buffer, l:version)
\ ? 'check'
\ : 'build'
let l:all_targets = s:CanUseAllTargets(a:buffer, l:version)
\ ? ' --all-targets'
\ : ''
let l:version = ale#semver#GetVersion('cargo', a:version_output)
let l:use_check = ale#Var(a:buffer, 'rust_cargo_use_check')
\ && ale#semver#GTE(l:version, [0, 17, 0])
let l:use_all_targets = l:use_check
\ && ale#Var(a:buffer, 'rust_cargo_check_all_targets')
\ && ale#semver#GTE(l:version, [0, 22, 0])
return 'cargo '
\ . l:command
\ . l:all_targets
\ . (l:use_check ? 'check' : 'build')
\ . (l:use_all_targets ? ' --all-targets' : '')
\ . ' --frozen --message-format=json -q'
endfunction

31
ale_linters/sh/shellcheck.vim
View File

@ -15,8 +15,6 @@ let g:ale_sh_shellcheck_executable =
let g:ale_sh_shellcheck_options =
\ get(g:, 'ale_sh_shellcheck_options', '')
let s:version_cache = {}
function! ale_linters#sh#shellcheck#GetExecutable(buffer) abort
return ale#Var(a:buffer, 'sh_shellcheck_executable')
endfunction
@ -49,38 +47,19 @@ function! ale_linters#sh#shellcheck#VersionCheck(buffer) abort
let l:executable = ale_linters#sh#shellcheck#GetExecutable(a:buffer)
" Don't check the version again if we've already cached it.
if has_key(s:version_cache, l:executable)
return ''
endif
return ale#Escape(l:executable) . ' --version'
endfunction
" Get the shellcheck version from the cache, or parse it and cache it.
function! s:GetVersion(executable, output) abort
let l:version = get(s:version_cache, a:executable, [])
for l:match in ale#util#GetMatches(a:output, '\v\d+\.\d+\.\d+')
let l:version = ale#semver#Parse(l:match[0])
let s:version_cache[a:executable] = l:version
endfor
return l:version
endfunction
function! s:CanUseExternalOption(version) abort
return !empty(a:version)
\ && ale#semver#GreaterOrEqual(a:version, [0, 4, 0])
return !ale#semver#HasVersion(l:executable)
\ ? ale#Escape(l:executable) . ' --version'
\ : ''
endfunction
function! ale_linters#sh#shellcheck#GetCommand(buffer, version_output) abort
let l:executable = ale_linters#sh#shellcheck#GetExecutable(a:buffer)
let l:version = s:GetVersion(l:executable, a:version_output)
let l:version = ale#semver#GetVersion(l:executable, a:version_output)
let l:options = ale#Var(a:buffer, 'sh_shellcheck_options')
let l:exclude_option = ale#Var(a:buffer, 'sh_shellcheck_exclusions')
let l:dialect = ale_linters#sh#shellcheck#GetDialectArgument(a:buffer)
let l:external_option = s:CanUseExternalOption(l:version) ? ' -x' : ''
let l:external_option = ale#semver#GTE(l:version, [0, 4, 0]) ? ' -x' : ''
return ale#path#BufferCdString(a:buffer)
\ . ale#Escape(l:executable)

20
ale_linters/vim/vint.vim
View File

@ -6,25 +6,19 @@ let g:ale_vim_vint_show_style_issues =
\ get(g:, 'ale_vim_vint_show_style_issues', 1)
let s:enable_neovim = has('nvim') ? ' --enable-neovim ' : ''
let s:format = '-f "{file_path}:{line_number}:{column_number}: {severity}: {description} (see {reference})"'
let s:vint_version = []
function! ale_linters#vim#vint#VersionCommand(buffer) abort
if empty(s:vint_version)
" Check the Vint version if we haven't checked it already.
return 'vint --version'
endif
return ''
" Check the Vint version if we haven't checked it already.
return !ale#semver#HasVersion('vint')
\ ? 'vint --version'
\ : ''
endfunction
function! ale_linters#vim#vint#GetCommand(buffer, version_output) abort
if empty(s:vint_version) && !empty(a:version_output)
" Parse the version out of the --version output.
let s:vint_version = ale#semver#Parse(join(a:version_output, "\n"))
endif
let l:version = ale#semver#GetVersion('vint', a:version_output)
let l:can_use_no_color_flag = empty(s:vint_version)
\ || ale#semver#GreaterOrEqual(s:vint_version, [0, 3, 7])
let l:can_use_no_color_flag = empty(l:version)
\ || ale#semver#GTE(l:version, [0, 3, 7])
let l:warning_flag = ale#Var(a:buffer, 'vim_vint_show_style_issues') ? '-s' : '-w'

12
autoload/ale/handlers/gcc.vim
View File

@ -18,18 +18,6 @@ function! s:RemoveUnicodeQuotes(text) abort
return l:text
endfunction
function! ale#handlers#gcc#ParseGCCVersion(lines) abort
for l:line in a:lines
let l:match = matchstr(l:line, '\d\.\d\.\d')
if !empty(l:match)
return ale#semver#Parse(l:match)
endif
endfor
return []
endfunction
function! ale#handlers#gcc#HandleGCCFormat(buffer, lines) abort
" Look for lines like the following.
"

52
autoload/ale/semver.vim
View File

@ -1,27 +1,55 @@
" Given some text, parse a semantic versioning string from the text
" into a triple of integeers [major, minor, patch].
let s:version_cache = {}
" Reset the version cache used for parsing the version.
function! ale#semver#ResetVersionCache() abort
let s:version_cache = {}
endfunction
" Given an executable name and some lines of output, which can be empty,
" parse the version from the lines of output, or return the cached version
" triple [major, minor, patch]
"
" If no match can be performed, then an empty List will be returned instead.
function! ale#semver#Parse(text) abort
let l:match = matchlist(a:text, '^ *\(\d\+\)\.\(\d\+\)\.\(\d\+\)')
" If the version cannot be found, an empty List will be returned instead.
function! ale#semver#GetVersion(executable, version_lines) abort
let l:version = get(s:version_cache, a:executable, [])
if empty(l:match)
return []
endif
for l:line in a:version_lines
let l:match = matchlist(l:line, '\v(\d+)\.(\d+)\.(\d+)')
return [l:match[1] + 0, l:match[2] + 0, l:match[3] + 0]
if !empty(l:match)
let l:version = [l:match[1] + 0, l:match[2] + 0, l:match[3] + 0]
let s:version_cache[a:executable] = l:version
break
endif
endfor
return l:version
endfunction
" Return 1 if the semver version has been cached for a given executable.
function! ale#semver#HasVersion(executable) abort
return has_key(s:version_cache, a:executable)
endfunction
" Given two triples of integers [major, minor, patch], compare the triples
" and return 1 if the lhs is greater than or equal to the rhs.
function! ale#semver#GreaterOrEqual(lhs, rhs) abort
" and return 1 if the LHS is greater than or equal to the RHS.
"
" Pairs of [major, minor] can also be used for either argument.
"
" 0 will be returned if the LHS is an empty List.
function! ale#semver#GTE(lhs, rhs) abort
if empty(a:lhs)
return 0
endif
if a:lhs[0] > a:rhs[0]
return 1
elseif a:lhs[0] == a:rhs[0]
if a:lhs[1] > a:rhs[1]
return 1
elseif a:lhs[1] == a:rhs[1]
return a:lhs[2] >= a:rhs[2]
return get(a:lhs, 2) >= get(a:rhs, 2)
endif
endif

1
test/command_callback/test_cargo_command_callbacks.vader
View File

@ -17,6 +17,7 @@ After:
call ale#test#RestoreDirectory()
call ale#linter#Reset()
call ale#semver#ResetVersionCache()
Execute(An empty string should be returned for the cargo executable when there's no Cargo.toml file):
AssertEqual

11
test/command_callback/test_flake8_command_callback.vader
View File

@ -23,7 +23,7 @@ After:
call ale#test#RestoreDirectory()
call ale#linter#Reset()
call ale_linters#python#flake8#ClearVersionCache()
call ale#semver#ResetVersionCache()
Execute(The flake8 callbacks should return the correct default values):
AssertEqual
@ -35,8 +35,9 @@ Execute(The flake8 callbacks should return the correct default values):
AssertEqual
\ ale#Escape('flake8') . ' --format=default --stdin-display-name %s -',
\ ale_linters#python#flake8#GetCommand(bufnr(''), ['3.0.0'])
" Try with older versions.
call ale_linters#python#flake8#ClearVersionCache()
call ale#semver#ResetVersionCache()
AssertEqual
\ ale#Escape('flake8') . ' --format=default -',
\ ale_linters#python#flake8#GetCommand(bufnr(''), ['2.9.9'])
@ -49,7 +50,9 @@ Execute(The flake8 command callback should let you set options):
\ . ' --some-option --format=default'
\ . ' --stdin-display-name %s -',
\ ale_linters#python#flake8#GetCommand(bufnr(''), ['3.0.4'])
call ale_linters#python#flake8#ClearVersionCache()
call ale#semver#ResetVersionCache()
AssertEqual
\ ale#Escape('flake8')
\ . ' --some-option --format=default -',
@ -140,7 +143,7 @@ Execute(Using `python -m flake8` should be supported for running flake8):
\ ale#Escape('python') . ' -m flake8 --some-option --format=default -',
\ ale_linters#python#flake8#GetCommand(bufnr(''), ['2.9.9'])
call ale_linters#python#flake8#ClearVersionCache()
call ale#semver#ResetVersionCache()
" Leading spaces shouldn't matter
let g:ale_python_flake8_options = ' -m flake8 --some-option'

11
test/handler/test_gcc_handler.vader
View File

@ -71,17 +71,6 @@ Execute(GCC errors from included files should be parsed correctly):
\ ' ^',
\ ])
Execute(GCC versions should be parsed correctly):
AssertEqual [4, 9, 1], ale#handlers#gcc#ParseGCCVersion([
\ 'g++ (GCC) 4.9.1 20140922 (Red Hat 4.9.1-10)',
\])
AssertEqual [4, 8, 4], ale#handlers#gcc#ParseGCCVersion([
\ 'gcc (Ubuntu 4.8.4-2ubuntu1~14.04.3) 4.8.4',
\ 'Copyright (C) 2013 Free Software Foundation, Inc.',
\ 'This is free software; see the source for copying conditions. There is NO',
\ 'warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.',
\])
Execute(The GCC handler shouldn't complain about #pragma once for headers):
silent file! test.h

1
test/test_flow_command.vader
View File

@ -5,6 +5,7 @@ Before:
After:
call ale#test#RestoreDirectory()
call ale#linter#Reset()
call ale#semver#ResetVersionCache()
Execute(flow should return a command to run if a .flowconfig file exists):
call ale#test#SetFilename('flow/a/sub/dummy')

64
test/test_semver_utils.vader
View File

@ -1,16 +1,50 @@
Execute(ParseSemver should return the correct results):
" We should be able to parse the semver string from flake8
AssertEqual [3, 0, 4], ale#semver#Parse('3.0.4 (mccabe: 0.5.2, pyflakes: 1.2.3, pycodestyle: 2.0.0) CPython 2.7.12 on Linux')
After:
call ale#semver#ResetVersionCache()
Execute(GreaterOrEqual should compare triples correctly):
Assert ale#semver#GreaterOrEqual([3, 0, 4], [3, 0, 0])
Assert ale#semver#GreaterOrEqual([3, 0, 0], [3, 0, 0])
Assert ale#semver#GreaterOrEqual([3, 0, 0], [2, 0, 0])
Assert ale#semver#GreaterOrEqual([3, 1, 0], [3, 1, 0])
Assert ale#semver#GreaterOrEqual([3, 2, 0], [3, 1, 0])
Assert ale#semver#GreaterOrEqual([3, 2, 2], [3, 1, 6])
Assert ale#semver#GreaterOrEqual([3, 2, 5], [3, 2, 5])
Assert ale#semver#GreaterOrEqual([3, 2, 6], [3, 2, 5])
Assert !ale#semver#GreaterOrEqual([2, 9, 1], [3, 0, 0])
Assert !ale#semver#GreaterOrEqual([3, 2, 3], [3, 3, 3])
Assert !ale#semver#GreaterOrEqual([3, 3, 2], [3, 3, 3])
Execute(GetVersion should return the version from the lines of output):
" We should be able to parse the semver string from flake8
AssertEqual [3, 0, 4], ale#semver#GetVersion('dummy', [
\ '3.0.4 (mccabe: 0.5.2, pyflakes: 1.2.3, pycodestyle: 2.0.0) CPython 2.7.12 on Linux',
\ '1.2.3',
\])
Execute(GetVersion should return an empty list when no vesrion can be found):
AssertEqual [], ale#semver#GetVersion('dummy', ['x'])
AssertEqual [], ale#semver#GetVersion('dummy', [])
Execute(GetVersion should cache the version):
AssertEqual [], ale#semver#GetVersion('dummy', [])
AssertEqual [3, 4, 7], ale#semver#GetVersion('dummy', ['Version 3.4.7'])
AssertEqual [3, 4, 7], ale#semver#GetVersion('dummy', [])
Execute(HasVersion should return 1 when the version has been cached):
call ale#semver#GetVersion('dummy', [])
AssertEqual 0, ale#semver#HasVersion('dummy')
call ale#semver#GetVersion('dummy', ['3.4.7'])
AssertEqual 1, ale#semver#HasVersion('dummy')
Execute(GTE should compare triples correctly):
Assert ale#semver#GTE([3, 0, 4], [3, 0, 0])
Assert ale#semver#GTE([3, 0, 0], [3, 0, 0])
Assert ale#semver#GTE([3, 0, 0], [2, 0, 0])
Assert ale#semver#GTE([3, 1, 0], [3, 1, 0])
Assert ale#semver#GTE([3, 2, 0], [3, 1, 0])
Assert ale#semver#GTE([3, 2, 2], [3, 1, 6])
Assert ale#semver#GTE([3, 2, 5], [3, 2, 5])
Assert ale#semver#GTE([3, 2, 6], [3, 2, 5])
Assert !ale#semver#GTE([2, 9, 1], [3, 0, 0])
Assert !ale#semver#GTE([3, 2, 3], [3, 3, 3])
Assert !ale#semver#GTE([3, 3, 2], [3, 3, 3])
Execute(GTE should compare pairs correctly):
Assert ale#semver#GTE([3, 0], [3, 0, 0])
Assert ale#semver#GTE([3, 0], [3, 0])
Assert ale#semver#GTE([3, 1], [3, 0])
Assert ale#semver#GTE([3, 1], [3, 0, 0])
Assert ale#semver#GTE([3, 0, 1], [3, 0])
Assert !ale#semver#GTE([3, 0], [3, 0, 1])
Assert !ale#semver#GTE([3, 0], [3, 1])
Assert !ale#semver#GTE([2, 9, 11], [3, 0])
Execute(GTE should permit the LHS to be an empty List):
Assert !ale#semver#GTE([], [0, 0, 0])