vim9script

# Vim9 variable highlighting

# Declarations

var foo = expr
 
b:foo = expr
g:foo = expr
t:foo = expr
w:foo = expr

v:foo = expr

$FOO = expr
 
var [foo, bar] = expr
var [foo,
      \ bar] = expr
var [$foo, $bar] = expr
var [$foo,
      \ $bar] = expr

var [foo, bar; baz] = expr
var [foo,
      \ bar;
      \ baz] = expr
var [$foo, $bar; $baz] = expr
var [$foo,
      \ $bar;
      \ $baz] = expr

var foo =<< END
...
END
var foo =<< trim END
...
END
var foo =<< eval END
...
END
var foo =<< trim eval END
...
END
var foo =<< eval trim END
...
END

# Assignments

foo = expr

foo[0] = expr

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

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

b:foo = expr
g:foo = expr
t:foo = expr
w:foo = expr

b:foo += expr
g:foo += expr
t:foo += expr
w:foo += expr

b:foo -= expr
g:foo -= expr
t:foo -= expr
w:foo -= expr

b:foo *= expr
g:foo *= expr
t:foo *= expr
w:foo *= expr

b:foo /= expr
g:foo /= expr
t:foo /= expr
w:foo /= expr

b:foo %= expr
g:foo %= expr
t:foo %= expr
w:foo %= expr

b:foo ..= expr
g:foo ..= expr
t:foo ..= expr
w:foo ..= expr

$FOO = expr
$FOO ..= expr
 
@f = expr
@f ..= expr
 
&foo = expr
 
&t_k1 = "\<Esc>[234;"

&foo ..= expr

&foo += expr
&foo -= expr

&l:foo = expr

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

&g:foo = expr

&g:foo ..= expr
&g:foo += expr
&g:foo -= expr
 
[foo, bar] = expr
[foo,
      \ bar] = expr
[v:foo, v:bar] = expr
[v:foo,
      \ v:bar] = expr
[&foo, &bar] = expr
[&foo,
      \ &bar] = expr
[$foo, $bar] = expr
[$foo,
      \  $bar] = expr
[@a, @b] = expr
[@a,
      \  @a] = expr

[foo, bar] ..= expr
[foo, bar] += expr
[foo, bar] -= expr
[foo, bar] *= expr
[foo, bar] /= expr
[foo, bar] %= expr

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

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

# :for

for foo in expr
endfor

for [foo, bar] in expr
endfor