runtime/syntax/testdir/input/vim_variables.vim

" Vim variable highlighting

" :let

let foo = expr

let foo[0] = expr

let foo[1:2] = expr
let foo[:2] = expr
let foo[1:] = expr
let foo[:] = expr

let foo["key"] = expr
let foo['key'] = expr

let foo += expr
let foo -= expr
let foo *= expr
let foo /= expr
let foo %= expr
let foo .= expr
let foo ..= expr

let b:foo = expr

let b:foo[0] = expr

let b:foo[1:2] = expr
let b:foo[:2] = expr
let b:foo[1:] = expr
let b:foo[:] = expr

let bfoo["key"] = expr
let bfoo['key'] = expr

let b:foo += expr
let b:foo -= expr
let b:foo *= expr
let b:foo /= expr
let b:foo %= expr
let b:foo .= expr
let b:foo ..= expr

let g:foo = expr

let g:foo[0] = expr

let g:foo[1:2] = expr
let g:foo[:2] = expr
let g:foo[1:] = expr
let g:foo[:] = expr

let g:foo["key"] = expr
let g:foo['key'] = expr

let g:foo += expr
let g:foo -= expr
let g:foo *= expr
let g:foo /= expr
let g:foo %= expr
let g:foo .= expr
let g:foo ..= expr

let s:foo = expr

let s:foo[0] = expr

let s:foo[1:2] = expr
let s:foo[:2] = expr
let s:foo[1:] = expr
let s:foo[:] = expr

let s:foo["key"] = expr
let s:foo['key'] = expr

let s:foo += expr
let s:foo -= expr
let s:foo *= expr
let s:foo /= expr
let s:foo %= expr
let s:foo .= expr
let s:foo ..= expr

let t:foo = expr

let t:foo[0] = expr

let t:foo[1:2] = expr
let t:foo[:2] = expr
let t:foo[1:] = expr
let t:foo[:] = expr

let t:foo["key"] = expr
let t:foo['key'] = expr

let t:foo += expr
let t:foo -= expr
let t:foo *= expr
let t:foo /= expr
let t:foo %= expr
let t:foo .= expr
let t:foo ..= expr

let v:foo = expr

let v:foo[0] = expr

let v:foo[1:2] = expr
let v:foo[:2] = expr
let v:foo[1:] = expr
let v:foo[:] = expr

let v:foo["key"] = expr
let v:foo['key'] = expr

let v:foo += expr
let v:foo -= expr
let v:foo *= expr
let v:foo /= expr
let v:foo %= expr
let v:foo .= expr
let v:foo ..= expr

let w:foo = expr

let w:foo[0] = expr

let w:foo[1:2] = expr
let w:foo[:2] = expr
let w:foo[1:] = expr
let w:foo[:] = expr

let w:foo["key"] = expr
let w:foo['key'] = expr

let w:foo += expr
let w:foo -= expr
let w:foo *= expr
let w:foo /= expr
let w:foo %= expr
let w:foo .= expr
let w:foo ..= expr

let $FOO = expr
let $FOO .= expr
let $FOO ..= expr

let @f = expr
let @f .= expr
let @f ..= expr

let &foo = expr

let &t_k1 = "\<Esc>[234;"

let &foo .= expr
let &foo ..= expr
let &foo += expr
let &foo -= expr

let &l:foo = expr

let &l:foo .= expr
let &l:foo ..= expr
let &l:foo += expr
let &l:foo -= expr

let &g:foo = expr

let &g:foo .= expr
let &g:foo ..= expr
let &g:foo += expr
let &g:foo -= expr

let [foo, bar] = expr
let [foo,
      \ bar] = expr
let [v:foo, v:bar] = expr
let [v:foo,
      \ v:bar] = expr
let [&foo, &bar] = expr
let [&foo,
      \  &bar] = expr
let [$foo, $bar] = expr
let [$foo,
      \  $bar] = expr
let [@a, @b] = expr
let [@a,
      \  @b] = expr

let [foo, bar] .= expr
let [foo, bar] ..= expr
let [foo, bar] += expr
let [foo, bar] -= expr

let [foo, bar; baz] = expr
let [foo,
      \ bar;
      \ baz] = expr
let [v:foo, v:bar; v:baz] = expr
let [v:foo,
      \ v:bar;
      \ v:baz] = expr
let [$foo, $bar; $baz] = expr
let [$foo,
      \ $bar;
      \ $baz] = expr
let [&foo, &bar; &baz] = expr
let [&foo,
      \ &bar;
      \ &baz] = expr
let [@a, @b; @c] = expr
let [@a,
      \ @b;
      \ @c] = expr

let foo =<< END
...
END
let foo =<< trim END
...
END
let foo =<< eval END
...
END
let foo =<< trim eval END
...
END
let foo =<< eval trim END
...
END

" :let list values

let foo
let foo bar
let foo
      "\ comment
      \ bar

let foo " comment
let foo "\ comment
let foo | echo "Foo"
let foo bar " comment
let foo bar | echo "Foo"
let foo bar "\ comment

" :unlet

unlet foo
unlet foo bar
unlet foo
      "\ comment
      \ bar

unlet! foo
unlet! foo bar
unlet! foo
      "\ comment
      \ bar

unlet $FOO
unlet! $FOO

unlet list[3]
unlet list[3:]
unlet dict['two']
unlet dict.two

unlet foo " comment
unlet foo "\ comment
unlet foo | echo "Foo"
unlet foo bar " comment
unlet foo bar "\ comment
unlet foo bar | echo "Foo"

" :const

const foo = expr

const [foo, bar] = expr

const [foo, bar; baz] = expr

const foo =<< END
...
END
const foo =<< trim END
...
END
const foo =<< eval END
...
END
const foo =<< trim eval END
...
END
const foo =<< eval trim END
...
END

const foo
const foo bar

" :for

for foo in expr
endfor

for [foo, bar] in expr
endfor

" :lockvar

lockvar foo
lockvar foo bar
lockvar foo
      "\ comment
      \ bar

lockvar foo " comment
lockvar foo | echo "Foo"
lockvar foo bar " comment
lockvar foo bar | echo "Foo"

lockvar! foo
lockvar! foo bar
lockvar! foo
      "\ comment
      \ bar

lockvar! foo " comment
lockvar! foo | echo "Foo"
lockvar! foo bar " comment
lockvar! foo bar | echo "Foo"

lockvar 2 foo
lockvar 2 foo bar
lockvar 2 foo
      "\ comment
      \ bar

lockvar 2 foo " comment
lockvar 2 foo | echo "Foo"
lockvar 2 foo bar " comment
lockvar 2 foo bar | echo "Foo"

" :unlockvar

unlockvar foo
unlockvar foo bar
unlockvar foo
      "\ comment
      \ bar

unlockvar foo " comment
unlockvar foo | echo "Foo"
unlockvar foo bar " comment
unlockvar foo bar | echo "Foo"

unlockvar! foo
unlockvar! foo bar
unlockvar! foo
      "\ comment
      \ bar

unlockvar! foo " comment
unlockvar! foo | echo "Foo"
unlockvar! foo bar " comment
unlockvar! foo bar | echo "Foo"

unlockvar 2 foo
unlockvar 2 foo bar
unlockvar 2 foo
      "\ comment
      \ bar

unlockvar 2 foo " comment
unlockvar 2 foo | echo "Foo"
unlockvar 2 foo bar " comment
unlockvar 2 foo bar | echo "Foo"