var ('$abc')
\n ('\n')
var ('$a')
$ ('$')
\n ('\n')
$ ('$')
\n ('\n')
var ('$-')
\n ('\n')
var ('$_')
\n ('\n')
var ('$@')
\n ('\n')
var ('$*')
\n ('\n')
var ('$?')
\n ('\n')
$ ('$')
( ('(')
word ('echo')
) (')')
\n ('\n')
$ ('$')
{ ('{')
word ('echo')
} ('}')
\n ('\n')
$ ('$')
{ ('{')
word ('_a')
} ('}')
\n ('\n')
$ ('$')
{ ('{')
param_separator ('#')
word ('echo')
} ('}')
\n ('\n')
$ ('$')
{ ('{')
param_separator ('!')
word ('echo')
} ('}')
\n ('\n')
word ('a')
WHITE_SPACE (' ')
$ ('$')
{ ('{')
word ('a')
param_separator ('#')
word (' echo')
} ('}')
WHITE_SPACE (' ')
word ('a')
\n ('\n')
word ('a')
WHITE_SPACE (' ')
$ ('$')
{ ('{')
word ('a')
param_separator ('##')
word (' echo')
} ('}')
WHITE_SPACE (' ')
word ('a')
\n ('\n')
$ ('$')
{ ('{')
word ('echo')
} ('}')
WHITE_SPACE (' ')
$ ('$')
{ ('{')
word ('echo')
} ('}')
\n ('\n')
word ('a')
= ('=')
int ('1')
WHITE_SPACE (' ')
word ('b')
= ('=')
int ('2')
WHITE_SPACE (' ')
word ('echo')
\n ('\n')
word ('a')
= ('=')
int ('1')
WHITE_SPACE (' ')
word ('b')
= ('=')
int ('2')
\n ('\n')
word ('a')
+= ('+=')
word ('a')
\n ('\n')
if ('if')
WHITE_SPACE (' ')
word ('a')
; (';')
WHITE_SPACE (' ')
then ('then')
WHITE_SPACE (' ')
word ('PIDDIR')
= ('=')
word ('a')
$ ('$')
( ('(')
word ('a')
) (')')
WHITE_SPACE (' ')
word ('a')
; (';')
WHITE_SPACE (' ')
fi ('fi')
\n ('\n')
word ('a')
= ('=')
word ('a\\nb')
\n ('\n')
[ ('[')
WHITE_SPACE (' ')
$ ('$')
( ('(')
word ('uname')
WHITE_SPACE (' ')
- ('-')
word ('a')
) (')')
WHITE_SPACE (' ')
] (']')