#540 Fix shell escaping pretty much everywhere

test/command_callback/test_cppcheck_command_callbacks.vader

@@ -19,7 +19,7 @@ Execute(cppcheck for C should detect compile_commands.json files):
   cd cppcheck_paths/one
 
   AssertEqual
-  \ 'cd ' . fnameescape(b:dir . '/cppcheck_paths/one') . ' && '
+  \ 'cd ' . shellescape(b:dir . '/cppcheck_paths/one') . ' && '
   \ . 'cppcheck -q --language=c --project=compile_commands.json --enable=style %t',
   \ ale_linters#c#cppcheck#GetCommand(bufnr(''))
 
@@ -35,6 +35,6 @@ Execute(cppcheck for C++ should detect compile_commands.json files):
   cd cppcheck_paths/one
 
   AssertEqual
-  \ 'cd ' . fnameescape(b:dir . '/cppcheck_paths/one') . ' && '
+  \ 'cd ' . shellescape(b:dir . '/cppcheck_paths/one') . ' && '
   \ . 'cppcheck -q --language=c++ --project=compile_commands.json --enable=style %t',
   \ ale_linters#cpp#cppcheck#GetCommand(bufnr(''))

test/command_callback/test_flake8_command_callback.vader

@@ -22,26 +22,26 @@ Execute(The flake8 callbacks should return the correct default values):
   \ 'flake8',
   \ ale_linters#python#flake8#GetExecutable(bufnr(''))
   AssertEqual
-  \ 'flake8 --version',
+  \ '''flake8'' --version',
   \ ale_linters#python#flake8#VersionCheck(bufnr(''))
   AssertEqual
-  \ 'flake8 --stdin-display-name %s -',
+  \ '''flake8'' --stdin-display-name %s -',
   \ ale_linters#python#flake8#GetCommand(bufnr(''), ['3.0.0'])
   " Try with older versions.
   call ale_linters#python#flake8#ClearVersionCache()
   AssertEqual
-  \ 'flake8 -',
+  \ '''flake8'' -',
   \ ale_linters#python#flake8#GetCommand(bufnr(''), ['2.9.9'])
 
 Execute(The flake8 command callback should let you set options):
   let g:ale_python_flake8_options = '--some-option'
 
   AssertEqual
-  \ 'flake8 --some-option --stdin-display-name %s -',
+  \ '''flake8'' --some-option --stdin-display-name %s -',
   \ ale_linters#python#flake8#GetCommand(bufnr(''), ['3.0.4'])
   call ale_linters#python#flake8#ClearVersionCache()
   AssertEqual
-  \ 'flake8 --some-option -',
+  \ '''flake8'' --some-option -',
   \ ale_linters#python#flake8#GetCommand(bufnr(''), ['2.9.9'])
 
 Execute(You should be able to set a custom executable and it should be escaped):
@@ -51,10 +51,10 @@ Execute(You should be able to set a custom executable and it should be escaped):
   \ 'executable with spaces',
   \ ale_linters#python#flake8#GetExecutable(bufnr(''))
   AssertEqual
-  \ 'executable\ with\ spaces --version',
+  \ '''executable with spaces'' --version',
   \ ale_linters#python#flake8#VersionCheck(bufnr(''))
   AssertEqual
-  \ 'executable\ with\ spaces --stdin-display-name %s -',
+  \ '''executable with spaces'' --stdin-display-name %s -',
   \ ale_linters#python#flake8#GetCommand(bufnr(''), ['3.0.0'])
 
 Execute(The flake8 callbacks should detect virtualenv directories):
@@ -64,10 +64,10 @@ Execute(The flake8 callbacks should detect virtualenv directories):
   \ g:dir . '/python_paths/with_virtualenv/env/bin/flake8',
   \ ale_linters#python#flake8#GetExecutable(bufnr(''))
   AssertEqual
-  \ g:dir . '/python_paths/with_virtualenv/env/bin/flake8 --version',
+  \ '''' . g:dir . '/python_paths/with_virtualenv/env/bin/flake8'' --version',
   \ ale_linters#python#flake8#VersionCheck(bufnr(''))
   AssertEqual
-  \   g:dir . '/python_paths/with_virtualenv/env/bin/flake8'
+  \   '''' . g:dir . '/python_paths/with_virtualenv/env/bin/flake8'''
   \   . ' --stdin-display-name %s -',
   \ ale_linters#python#flake8#GetCommand(bufnr(''), ['3.0.0'])
 
@@ -82,10 +82,10 @@ Execute(Using `python -m flake8` should be supported for running flake8):
   \ 'python',
   \ ale_linters#python#flake8#GetExecutable(bufnr(''))
   AssertEqual
-  \ 'python -m flake8 --version',
+  \ '''python'' -m flake8 --version',
   \ ale_linters#python#flake8#VersionCheck(bufnr(''))
   AssertEqual
-  \ 'python -m flake8 --some-option -',
+  \ '''python'' -m flake8 --some-option -',
   \ ale_linters#python#flake8#GetCommand(bufnr(''), ['2.9.9'])
 
   call ale_linters#python#flake8#ClearVersionCache()
@@ -97,8 +97,8 @@ Execute(Using `python -m flake8` should be supported for running flake8):
   \ 'python',
   \ ale_linters#python#flake8#GetExecutable(bufnr(''))
   AssertEqual
-  \ 'python -m flake8 --version',
+  \ '''python'' -m flake8 --version',
   \ ale_linters#python#flake8#VersionCheck(bufnr(''))
   AssertEqual
-  \ 'python   -m flake8 --some-option -',
+  \ '''python''   -m flake8 --some-option -',
   \ ale_linters#python#flake8#GetCommand(bufnr(''), ['2.9.9'])

test/command_callback/test_javac_command_callback.vader

@@ -15,7 +15,7 @@ After:
 Execute(The javac callback should return the correct default value):
   let b:command = ale_linters#java#javac#GetCommand(bufnr(''), [])
 
-  Assert match(b:command, '\v^javac +-Xlint +-d +/tmp/[0-9a-zA-Z/]+ +\%t$') >= 0,
+  Assert match(b:command, '\v^javac +-Xlint +-d +''/tmp/[0-9a-zA-Z/]+'' +\%t$') >= 0,
   \ 'Invalid command string: ' . b:command
 
 Execute(The javac callback should use g:ale_java_javac_classpath correctly):
@@ -23,7 +23,7 @@ Execute(The javac callback should use g:ale_java_javac_classpath correctly):
 
   let b:command = ale_linters#java#javac#GetCommand(bufnr(''), [])
 
-  Assert match(b:command, '\v^javac +-Xlint +-cp +foo\.jar +-d +/tmp/[0-9a-zA-Z/]+ +\%t$') >= 0,
+  Assert match(b:command, '\v^javac +-Xlint +-cp ''+foo\.jar'' +-d ''+/tmp/[0-9a-zA-Z/]+'' +\%t$') >= 0,
   \ 'Invalid command string: ' . b:command
 
 Execute(The javac callback should include discovered classpaths):
@@ -34,7 +34,7 @@ Execute(The javac callback should include discovered classpaths):
   \ '/xyz/abc.jar',
   \])
 
-  Assert match(b:command, '\v^javac +-Xlint +-cp +/foo/bar\.jar:/xyz/abc\.jar +-d +/tmp/[0-9a-zA-Z/]+ +\%t$') >= 0,
+  Assert match(b:command, '\v^javac +-Xlint +-cp ''+/foo/bar\.jar:/xyz/abc\.jar'' +-d +''/tmp/[0-9a-zA-Z/]+'' +\%t$') >= 0,
   \ 'Invalid command string: ' . b:command
 
 Execute(The javac callback should combine discovered classpaths and manual ones):
@@ -47,7 +47,7 @@ Execute(The javac callback should combine discovered classpaths and manual ones)
   \ '/xyz/abc.jar',
   \])
 
-  Assert match(b:command, '\v^javac +-Xlint +-cp +/foo/bar\.jar:/xyz/abc\.jar:configured\.jar +-d +/tmp/[0-9a-zA-Z/]+ +\%t$') >= 0,
+  Assert match(b:command, '\v^javac +-Xlint +-cp +''/foo/bar\.jar:/xyz/abc\.jar:configured\.jar'' +-d ''+/tmp/[0-9a-zA-Z/]+'' +\%t$') >= 0,
   \ 'Invalid command string: ' . b:command
 
   let g:ale_java_javac_classpath = 'configured.jar:configured2.jar'
@@ -59,7 +59,7 @@ Execute(The javac callback should combine discovered classpaths and manual ones)
   \ '/xyz/abc.jar',
   \])
 
-  Assert match(b:command, '\v^javac +-Xlint +-cp +/foo/bar\.jar:/xyz/abc\.jar:configured\.jar:configured2\.jar +-d +/tmp/[0-9a-zA-Z/]+ +\%t$') >= 0,
+  Assert match(b:command, '\v^javac +-Xlint +-cp +''/foo/bar\.jar:/xyz/abc\.jar:configured\.jar:configured2\.jar'' +-d +''/tmp/[0-9a-zA-Z/]+'' +\%t$') >= 0,
   \ 'Invalid command string: ' . b:command
 
 Execute(The javac callback should detect source directories):
@@ -69,7 +69,7 @@ Execute(The javac callback should detect source directories):
 
   let b:command = ale_linters#java#javac#GetCommand(bufnr(''), [])
 
-  Assert match(b:command, '\v^javac +-Xlint +-sourcepath /.*java_paths/src/main/java/ +-d +/tmp/[0-9a-zA-Z/]+ +\%t$') >= 0,
+  Assert match(b:command, '\v^javac +-Xlint +-sourcepath ''/.*java_paths/src/main/java/'' +-d +''/tmp/[0-9a-zA-Z/]+'' +\%t$') >= 0,
   \ 'Invalid command string: ' . b:command
 
 Execute(The javac callback should combine detected source directories and classpaths):
@@ -84,7 +84,7 @@ Execute(The javac callback should combine detected source directories and classp
   \ '/xyz/abc.jar',
   \])
 
-  Assert match(b:command, '\v^javac +-Xlint +-cp +/foo/bar\.jar:/xyz/abc\.jar +-sourcepath /.*java_paths/src/main/java/ +-d +/tmp/[0-9a-zA-Z/]+ +\%t$') >= 0,
+  Assert match(b:command, '\v^javac +-Xlint +-cp +''/foo/bar\.jar:/xyz/abc\.jar'' +-sourcepath ''/.*java_paths/src/main/java/'' +-d +''/tmp/[0-9a-zA-Z/]+'' +\%t$') >= 0,
   \ 'Invalid command string: ' . b:command
 
 Execute(The javac callback should use g:ale_java_javac_options correctly):
@@ -93,5 +93,5 @@ Execute(The javac callback should use g:ale_java_javac_options correctly):
 
   let b:command = ale_linters#java#javac#GetCommand(bufnr(''), [])
 
-  Assert match(b:command, '\v^javac +-Xlint +-d +/tmp/[0-9a-zA-Z/]+ --anything --else +\%t$') >= 0,
+  Assert match(b:command, '\v^javac +-Xlint +-d +''/tmp/[0-9a-zA-Z/]+'' --anything --else +\%t$') >= 0,
   \ 'Invalid command string: ' . b:command

test/command_callback/test_luacheck_command_callback.vader

@@ -7,18 +7,18 @@ After:
   let g:ale_lua_luacheck_executable = 'luacheck'
 
 Execute(The lua luacheck command callback should return the correct default string):
-  AssertEqual 'luacheck --formatter plain --codes --filename %s -',
+  AssertEqual '''luacheck'' --formatter plain --codes --filename %s -',
   \ join(split(ale_linters#lua#luacheck#GetCommand(1)))
 
 Execute(The lua luacheck command callback should let you set options):
   let g:ale_lua_luacheck_options = '--config filename'
 
-  AssertEqual 'luacheck --config filename --formatter plain --codes --filename %s -',
+  AssertEqual '''luacheck'' --config filename --formatter plain --codes --filename %s -',
   \ join(split(ale_linters#lua#luacheck#GetCommand(1)))
 
 Execute(The luacheck executable should be configurable):
   let g:ale_lua_luacheck_executable = 'luacheck.sh'
 
   AssertEqual 'luacheck.sh', ale_linters#lua#luacheck#GetExecutable(1)
-  AssertEqual 'luacheck.sh --formatter plain --codes --filename %s -',
+  AssertEqual '''luacheck.sh'' --formatter plain --codes --filename %s -',
   \ join(split(ale_linters#lua#luacheck#GetCommand(1)))

test/command_callback/test_mypy_command_callback.vader

@@ -20,7 +20,7 @@ Execute(The mypy callbacks should return the correct default values):
   \ 'mypy',
   \ ale_linters#python#mypy#GetExecutable(bufnr(''))
   AssertEqual
-  \ 'cd ' . g:dir . ' && mypy --show-column-numbers  %s',
+  \ 'cd ''' . g:dir . ''' && ''mypy'' --show-column-numbers  %s',
   \ ale_linters#python#mypy#GetCommand(bufnr(''))
 
 Execute(The mypy executable should be configurable, and escaped properly):
@@ -30,14 +30,14 @@ Execute(The mypy executable should be configurable, and escaped properly):
   \ 'executable with spaces',
   \ ale_linters#python#mypy#GetExecutable(bufnr(''))
   AssertEqual
-  \ 'cd ' . g:dir . ' && executable\ with\ spaces --show-column-numbers  %s',
+  \ 'cd ''' . g:dir . ''' && ''executable with spaces'' --show-column-numbers  %s',
   \ ale_linters#python#mypy#GetCommand(bufnr(''))
 
 Execute(The mypy command callback should let you set options):
   let g:ale_python_mypy_options = '--some-option'
 
   AssertEqual
-  \ 'cd ' . g:dir . ' && mypy --show-column-numbers --some-option %s',
+  \ 'cd ''' . g:dir . ''' && ''mypy'' --show-column-numbers --some-option %s',
   \ ale_linters#python#mypy#GetCommand(bufnr(''))
 
 Execute(The mypy command should switch directories to the detected project root):
@@ -47,7 +47,7 @@ Execute(The mypy command should switch directories to the detected project root)
   \ 'mypy',
   \ ale_linters#python#mypy#GetExecutable(bufnr(''))
   AssertEqual
-  \ 'cd ' . g:dir . '/python_paths/no_virtualenv/subdir && mypy --show-column-numbers  %s',
+  \ 'cd ''' . g:dir . '/python_paths/no_virtualenv/subdir'' && ''mypy'' --show-column-numbers  %s',
   \ ale_linters#python#mypy#GetCommand(bufnr(''))
 
 Execute(The mypy callbacks should detect virtualenv directories and switch to the project root):
@@ -57,8 +57,8 @@ Execute(The mypy callbacks should detect virtualenv directories and switch to th
   \ g:dir . '/python_paths/with_virtualenv/env/bin/mypy',
   \ ale_linters#python#mypy#GetExecutable(bufnr(''))
   AssertEqual
-  \   'cd ' . g:dir . '/python_paths/with_virtualenv/subdir && '
-  \   . g:dir . '/python_paths/with_virtualenv/env/bin/mypy --show-column-numbers  %s',
+  \   'cd ''' . g:dir . '/python_paths/with_virtualenv/subdir'' && '''
+  \   . g:dir . '/python_paths/with_virtualenv/env/bin/mypy'' --show-column-numbers  %s',
   \ ale_linters#python#mypy#GetCommand(bufnr(''))
 
 Execute(You should able able to use the global mypy instead):
@@ -69,5 +69,5 @@ Execute(You should able able to use the global mypy instead):
   \ 'mypy',
   \ ale_linters#python#mypy#GetExecutable(bufnr(''))
   AssertEqual
-  \ 'cd ' . g:dir . '/python_paths/with_virtualenv/subdir && mypy --show-column-numbers  %s',
+  \ 'cd ''' . g:dir . '/python_paths/with_virtualenv/subdir'' && ''mypy'' --show-column-numbers  %s',
   \ ale_linters#python#mypy#GetCommand(bufnr(''))

test/command_callback/test_pylint_command_callback.vader

@@ -21,7 +21,7 @@ Execute(The pylint callbacks should return the correct default values):
   \ 'pylint',
   \ ale_linters#python#pylint#GetExecutable(bufnr(''))
   AssertEqual
-  \ 'pylint ' . b:command_tail,
+  \ '''pylint'' ' . b:command_tail,
   \ ale_linters#python#pylint#GetCommand(bufnr(''))
 
 Execute(The pylint executable should be configurable, and escaped properly):
@@ -31,14 +31,14 @@ Execute(The pylint executable should be configurable, and escaped properly):
   \ 'executable with spaces',
   \ ale_linters#python#pylint#GetExecutable(bufnr(''))
   AssertEqual
-  \ 'executable\ with\ spaces ' . b:command_tail,
+  \ '''executable with spaces'' ' . b:command_tail,
   \ ale_linters#python#pylint#GetCommand(bufnr(''))
 
 Execute(The pylint command callback should let you set options):
   let g:ale_python_pylint_options = '--some-option'
 
   AssertEqual
-  \ 'pylint --some-option' . b:command_tail,
+  \ '''pylint'' --some-option' . b:command_tail,
   \ ale_linters#python#pylint#GetCommand(bufnr(''))
 
 Execute(The pylint callbacks shouldn't detect virtualenv directories where they don't exist):
@@ -48,7 +48,7 @@ Execute(The pylint callbacks shouldn't detect virtualenv directories where they
   \ 'pylint',
   \ ale_linters#python#pylint#GetExecutable(bufnr(''))
   AssertEqual
-  \ 'pylint ' . b:command_tail,
+  \ '''pylint'' ' . b:command_tail,
   \ ale_linters#python#pylint#GetCommand(bufnr(''))
 
 Execute(The pylint callbacks should detect virtualenv directories):
@@ -58,7 +58,7 @@ Execute(The pylint callbacks should detect virtualenv directories):
   \ g:dir . '/python_paths/with_virtualenv/env/bin/pylint',
   \ ale_linters#python#pylint#GetExecutable(bufnr(''))
   AssertEqual
-  \ g:dir . '/python_paths/with_virtualenv/env/bin/pylint ' . b:command_tail,
+  \ ''''. g:dir . '/python_paths/with_virtualenv/env/bin/pylint'' ' . b:command_tail,
   \ ale_linters#python#pylint#GetCommand(bufnr(''))
 
 Execute(You should able able to use the global pylint instead):
@@ -69,5 +69,5 @@ Execute(You should able able to use the global pylint instead):
   \ 'pylint',
   \ ale_linters#python#pylint#GetExecutable(bufnr(''))
   AssertEqual
-  \ 'pylint ' . b:command_tail,
+  \ '''pylint'' ' . b:command_tail,
   \ ale_linters#python#pylint#GetCommand(bufnr(''))