The London Perl and Raku Workshop takes place on 26th Oct 2024. If your company depends on Perl, please consider sponsoring and/or attending.
Rules:
------
0:	$start -> treeregexplist $end
1:	STAR-1 -> STAR-1 treeregexp
2:	STAR-1 -> /* empty */
3:	treeregexplist -> STAR-1
4:	PAREN-2 -> '=>' CODE
5:	OPTIONAL-3 -> PAREN-2
6:	OPTIONAL-3 -> /* empty */
7:	PLUS-4 -> PLUS-4 IDENT
8:	PLUS-4 -> IDENT
9:	treeregexp -> IDENT ':' treereg OPTIONAL-3
10:	treeregexp -> CODE
11:	treeregexp -> IDENT '=' PLUS-4 ';'
12:	treeregexp -> REGEXP
13:	PAREN-5 -> 'and' CODE
14:	OPTIONAL-6 -> PAREN-5
15:	OPTIONAL-6 -> /* empty */
16:	PAREN-7 -> ':' IDENT
17:	OPTIONAL-8 -> PAREN-7
18:	OPTIONAL-8 -> /* empty */
19:	PAREN-9 -> 'and' CODE
20:	OPTIONAL-10 -> PAREN-9
21:	OPTIONAL-10 -> /* empty */
22:	PAREN-11 -> 'and' CODE
23:	OPTIONAL-12 -> PAREN-11
24:	OPTIONAL-12 -> /* empty */
25:	PAREN-13 -> 'and' CODE
26:	OPTIONAL-14 -> PAREN-13
27:	OPTIONAL-14 -> /* empty */
28:	PAREN-15 -> 'and' CODE
29:	OPTIONAL-16 -> PAREN-15
30:	OPTIONAL-16 -> /* empty */
31:	PAREN-17 -> ':' IDENT
32:	OPTIONAL-18 -> PAREN-17
33:	OPTIONAL-18 -> /* empty */
34:	PAREN-19 -> 'and' CODE
35:	OPTIONAL-20 -> PAREN-19
36:	OPTIONAL-20 -> /* empty */
37:	PAREN-21 -> 'and' CODE
38:	OPTIONAL-22 -> PAREN-21
39:	OPTIONAL-22 -> /* empty */
40:	PAREN-23 -> 'and' CODE
41:	OPTIONAL-24 -> PAREN-23
42:	OPTIONAL-24 -> /* empty */
43:	treereg -> IDENT '(' childlist ')' OPTIONAL-6
44:	treereg -> REGEXP OPTIONAL-8 '(' childlist ')' OPTIONAL-10
45:	treereg -> SCALAR '(' childlist ')' OPTIONAL-12
46:	treereg -> '.' '(' childlist ')' OPTIONAL-14
47:	treereg -> IDENT OPTIONAL-16
48:	treereg -> REGEXP OPTIONAL-18 OPTIONAL-20
49:	treereg -> SCALAR OPTIONAL-22
50:	treereg -> '.' OPTIONAL-24
51:	treereg -> ARRAY
52:	treereg -> '*'
53:	STAR-25 -> STAR-25 ',' treereg
54:	STAR-25 -> treereg
55:	STAR-26 -> STAR-25
56:	STAR-26 -> /* empty */
57:	childlist -> STAR-26

States:
-------
State 0:

	$start -> . treeregexplist $end	(Rule 0)

	$default	reduce using rule 2 (STAR-1)

	STAR-1	go to state 1
	treeregexplist	go to state 2

State 1:

	STAR-1 -> STAR-1 . treeregexp	(Rule 1)
	treeregexplist -> STAR-1 .	(Rule 3)

	CODE	shift, and go to state 5
	IDENT	shift, and go to state 6
	REGEXP	shift, and go to state 3

	$end	reduce using rule 3 (treeregexplist)

	treeregexp	go to state 4

State 2:

	$start -> treeregexplist . $end	(Rule 0)

	$end	shift, and go to state 7

State 3:

	treeregexp -> REGEXP .	(Rule 12)

	$default	reduce using rule 12 (treeregexp)

State 4:

	STAR-1 -> STAR-1 treeregexp .	(Rule 1)

	$default	reduce using rule 1 (STAR-1)

State 5:

	treeregexp -> CODE .	(Rule 10)

	$default	reduce using rule 10 (treeregexp)

State 6:

	treeregexp -> IDENT . ':' treereg OPTIONAL-3	(Rule 9)
	treeregexp -> IDENT . '=' PLUS-4 ';'	(Rule 11)

	':'	shift, and go to state 8
	'='	shift, and go to state 9

State 7:

	$start -> treeregexplist $end .	(Rule 0)

	$default	accept

State 8:

	treeregexp -> IDENT ':' . treereg OPTIONAL-3	(Rule 9)

	'*'	shift, and go to state 11
	'.'	shift, and go to state 14
	ARRAY	shift, and go to state 13
	IDENT	shift, and go to state 12
	REGEXP	shift, and go to state 10
	SCALAR	shift, and go to state 15

	treereg	go to state 16

State 9:

	treeregexp -> IDENT '=' . PLUS-4 ';'	(Rule 11)

	IDENT	shift, and go to state 17

	PLUS-4	go to state 18

State 10:

	treereg -> REGEXP . OPTIONAL-8 '(' childlist ')' OPTIONAL-10	(Rule 44)
	treereg -> REGEXP . OPTIONAL-18 OPTIONAL-20	(Rule 48)

	':'	shift, and go to state 19

	$end	reduce using rule 33 (OPTIONAL-18)
	'('	reduce using rule 18 (OPTIONAL-8)
	')'	reduce using rule 33 (OPTIONAL-18)
	','	reduce using rule 33 (OPTIONAL-18)
	'=>'	reduce using rule 33 (OPTIONAL-18)
	'and'	reduce using rule 33 (OPTIONAL-18)
	CODE	reduce using rule 33 (OPTIONAL-18)
	IDENT	reduce using rule 33 (OPTIONAL-18)
	REGEXP	reduce using rule 33 (OPTIONAL-18)

	OPTIONAL-18	go to state 21
	PAREN-17	go to state 20
	OPTIONAL-8	go to state 22
	PAREN-7	go to state 23

State 11:

	treereg -> '*' .	(Rule 52)

	$default	reduce using rule 52 (treereg)

State 12:

	treereg -> IDENT . '(' childlist ')' OPTIONAL-6	(Rule 43)
	treereg -> IDENT . OPTIONAL-16	(Rule 47)

	'('	shift, and go to state 25
	'and'	shift, and go to state 26

	$end	reduce using rule 30 (OPTIONAL-16)
	')'	reduce using rule 30 (OPTIONAL-16)
	','	reduce using rule 30 (OPTIONAL-16)
	'=>'	reduce using rule 30 (OPTIONAL-16)
	CODE	reduce using rule 30 (OPTIONAL-16)
	IDENT	reduce using rule 30 (OPTIONAL-16)
	REGEXP	reduce using rule 30 (OPTIONAL-16)

	PAREN-15	go to state 24
	OPTIONAL-16	go to state 27

State 13:

	treereg -> ARRAY .	(Rule 51)

	$default	reduce using rule 51 (treereg)

State 14:

	treereg -> '.' . '(' childlist ')' OPTIONAL-14	(Rule 46)
	treereg -> '.' . OPTIONAL-24	(Rule 50)

	'('	shift, and go to state 28
	'and'	shift, and go to state 29

	$end	reduce using rule 42 (OPTIONAL-24)
	')'	reduce using rule 42 (OPTIONAL-24)
	','	reduce using rule 42 (OPTIONAL-24)
	'=>'	reduce using rule 42 (OPTIONAL-24)
	CODE	reduce using rule 42 (OPTIONAL-24)
	IDENT	reduce using rule 42 (OPTIONAL-24)
	REGEXP	reduce using rule 42 (OPTIONAL-24)

	OPTIONAL-24	go to state 30
	PAREN-23	go to state 31

State 15:

	treereg -> SCALAR . '(' childlist ')' OPTIONAL-12	(Rule 45)
	treereg -> SCALAR . OPTIONAL-22	(Rule 49)

	'('	shift, and go to state 33
	'and'	shift, and go to state 35

	$end	reduce using rule 39 (OPTIONAL-22)
	')'	reduce using rule 39 (OPTIONAL-22)
	','	reduce using rule 39 (OPTIONAL-22)
	'=>'	reduce using rule 39 (OPTIONAL-22)
	CODE	reduce using rule 39 (OPTIONAL-22)
	IDENT	reduce using rule 39 (OPTIONAL-22)
	REGEXP	reduce using rule 39 (OPTIONAL-22)

	OPTIONAL-22	go to state 32
	PAREN-21	go to state 34

State 16:

	treeregexp -> IDENT ':' treereg . OPTIONAL-3	(Rule 9)

	'=>'	shift, and go to state 36

	$end	reduce using rule 6 (OPTIONAL-3)
	CODE	reduce using rule 6 (OPTIONAL-3)
	IDENT	reduce using rule 6 (OPTIONAL-3)
	REGEXP	reduce using rule 6 (OPTIONAL-3)

	OPTIONAL-3	go to state 38
	PAREN-2	go to state 37

State 17:

	PLUS-4 -> IDENT .	(Rule 8)

	$default	reduce using rule 8 (PLUS-4)

State 18:

	PLUS-4 -> PLUS-4 . IDENT	(Rule 7)
	treeregexp -> IDENT '=' PLUS-4 . ';'	(Rule 11)

	';'	shift, and go to state 39
	IDENT	shift, and go to state 40

State 19:

	PAREN-7 -> ':' . IDENT	(Rule 16)
	PAREN-17 -> ':' . IDENT	(Rule 31)

	IDENT	shift, and go to state 41

State 20:

	OPTIONAL-18 -> PAREN-17 .	(Rule 32)

	$default	reduce using rule 32 (OPTIONAL-18)

State 21:

	treereg -> REGEXP OPTIONAL-18 . OPTIONAL-20	(Rule 48)

	'and'	shift, and go to state 44

	$end	reduce using rule 36 (OPTIONAL-20)
	')'	reduce using rule 36 (OPTIONAL-20)
	','	reduce using rule 36 (OPTIONAL-20)
	'=>'	reduce using rule 36 (OPTIONAL-20)
	CODE	reduce using rule 36 (OPTIONAL-20)
	IDENT	reduce using rule 36 (OPTIONAL-20)
	REGEXP	reduce using rule 36 (OPTIONAL-20)

	PAREN-19	go to state 42
	OPTIONAL-20	go to state 43

State 22:

	treereg -> REGEXP OPTIONAL-8 . '(' childlist ')' OPTIONAL-10	(Rule 44)

	'('	shift, and go to state 45

State 23:

	OPTIONAL-8 -> PAREN-7 .	(Rule 17)

	$default	reduce using rule 17 (OPTIONAL-8)

State 24:

	OPTIONAL-16 -> PAREN-15 .	(Rule 29)

	$default	reduce using rule 29 (OPTIONAL-16)

State 25:

	treereg -> IDENT '(' . childlist ')' OPTIONAL-6	(Rule 43)

	'*'	shift, and go to state 11
	'.'	shift, and go to state 14
	ARRAY	shift, and go to state 13
	IDENT	shift, and go to state 12
	REGEXP	shift, and go to state 10
	SCALAR	shift, and go to state 15

	')'	reduce using rule 56 (STAR-26)

	STAR-26	go to state 46
	STAR-25	go to state 48
	childlist	go to state 47
	treereg	go to state 49

State 26:

	PAREN-15 -> 'and' . CODE	(Rule 28)

	CODE	shift, and go to state 50

State 27:

	treereg -> IDENT OPTIONAL-16 .	(Rule 47)

	$default	reduce using rule 47 (treereg)

State 28:

	treereg -> '.' '(' . childlist ')' OPTIONAL-14	(Rule 46)

	'*'	shift, and go to state 11
	'.'	shift, and go to state 14
	ARRAY	shift, and go to state 13
	IDENT	shift, and go to state 12
	REGEXP	shift, and go to state 10
	SCALAR	shift, and go to state 15

	')'	reduce using rule 56 (STAR-26)

	STAR-26	go to state 46
	STAR-25	go to state 48
	childlist	go to state 51
	treereg	go to state 49

State 29:

	PAREN-23 -> 'and' . CODE	(Rule 40)

	CODE	shift, and go to state 52

State 30:

	treereg -> '.' OPTIONAL-24 .	(Rule 50)

	$default	reduce using rule 50 (treereg)

State 31:

	OPTIONAL-24 -> PAREN-23 .	(Rule 41)

	$default	reduce using rule 41 (OPTIONAL-24)

State 32:

	treereg -> SCALAR OPTIONAL-22 .	(Rule 49)

	$default	reduce using rule 49 (treereg)

State 33:

	treereg -> SCALAR '(' . childlist ')' OPTIONAL-12	(Rule 45)

	'*'	shift, and go to state 11
	'.'	shift, and go to state 14
	ARRAY	shift, and go to state 13
	IDENT	shift, and go to state 12
	REGEXP	shift, and go to state 10
	SCALAR	shift, and go to state 15

	')'	reduce using rule 56 (STAR-26)

	STAR-26	go to state 46
	STAR-25	go to state 48
	childlist	go to state 53
	treereg	go to state 49

State 34:

	OPTIONAL-22 -> PAREN-21 .	(Rule 38)

	$default	reduce using rule 38 (OPTIONAL-22)

State 35:

	PAREN-21 -> 'and' . CODE	(Rule 37)

	CODE	shift, and go to state 54

State 36:

	PAREN-2 -> '=>' . CODE	(Rule 4)

	CODE	shift, and go to state 55

State 37:

	OPTIONAL-3 -> PAREN-2 .	(Rule 5)

	$default	reduce using rule 5 (OPTIONAL-3)

State 38:

	treeregexp -> IDENT ':' treereg OPTIONAL-3 .	(Rule 9)

	$default	reduce using rule 9 (treeregexp)

State 39:

	treeregexp -> IDENT '=' PLUS-4 ';' .	(Rule 11)

	$default	reduce using rule 11 (treeregexp)

State 40:

	PLUS-4 -> PLUS-4 IDENT .	(Rule 7)

	$default	reduce using rule 7 (PLUS-4)

State 41:

	PAREN-7 -> ':' IDENT .	(Rule 16)
	PAREN-17 -> ':' IDENT .	(Rule 31)

	$end	reduce using rule 31 (PAREN-17)
	'('	reduce using rule 16 (PAREN-7)
	')'	reduce using rule 31 (PAREN-17)
	','	reduce using rule 31 (PAREN-17)
	'=>'	reduce using rule 31 (PAREN-17)
	'and'	reduce using rule 31 (PAREN-17)
	CODE	reduce using rule 31 (PAREN-17)
	IDENT	reduce using rule 31 (PAREN-17)
	REGEXP	reduce using rule 31 (PAREN-17)

State 42:

	OPTIONAL-20 -> PAREN-19 .	(Rule 35)

	$default	reduce using rule 35 (OPTIONAL-20)

State 43:

	treereg -> REGEXP OPTIONAL-18 OPTIONAL-20 .	(Rule 48)

	$default	reduce using rule 48 (treereg)

State 44:

	PAREN-19 -> 'and' . CODE	(Rule 34)

	CODE	shift, and go to state 56

State 45:

	treereg -> REGEXP OPTIONAL-8 '(' . childlist ')' OPTIONAL-10	(Rule 44)

	'*'	shift, and go to state 11
	'.'	shift, and go to state 14
	ARRAY	shift, and go to state 13
	IDENT	shift, and go to state 12
	REGEXP	shift, and go to state 10
	SCALAR	shift, and go to state 15

	')'	reduce using rule 56 (STAR-26)

	STAR-26	go to state 46
	STAR-25	go to state 48
	childlist	go to state 57
	treereg	go to state 49

State 46:

	childlist -> STAR-26 .	(Rule 57)

	$default	reduce using rule 57 (childlist)

State 47:

	treereg -> IDENT '(' childlist . ')' OPTIONAL-6	(Rule 43)

	')'	shift, and go to state 58

State 48:

	STAR-25 -> STAR-25 . ',' treereg	(Rule 53)
	STAR-26 -> STAR-25 .	(Rule 55)

	','	shift, and go to state 59

	')'	reduce using rule 55 (STAR-26)

State 49:

	STAR-25 -> treereg .	(Rule 54)

	$default	reduce using rule 54 (STAR-25)

State 50:

	PAREN-15 -> 'and' CODE .	(Rule 28)

	$default	reduce using rule 28 (PAREN-15)

State 51:

	treereg -> '.' '(' childlist . ')' OPTIONAL-14	(Rule 46)

	')'	shift, and go to state 60

State 52:

	PAREN-23 -> 'and' CODE .	(Rule 40)

	$default	reduce using rule 40 (PAREN-23)

State 53:

	treereg -> SCALAR '(' childlist . ')' OPTIONAL-12	(Rule 45)

	')'	shift, and go to state 61

State 54:

	PAREN-21 -> 'and' CODE .	(Rule 37)

	$default	reduce using rule 37 (PAREN-21)

State 55:

	PAREN-2 -> '=>' CODE .	(Rule 4)

	$default	reduce using rule 4 (PAREN-2)

State 56:

	PAREN-19 -> 'and' CODE .	(Rule 34)

	$default	reduce using rule 34 (PAREN-19)

State 57:

	treereg -> REGEXP OPTIONAL-8 '(' childlist . ')' OPTIONAL-10	(Rule 44)

	')'	shift, and go to state 62

State 58:

	treereg -> IDENT '(' childlist ')' . OPTIONAL-6	(Rule 43)

	'and'	shift, and go to state 65

	$end	reduce using rule 15 (OPTIONAL-6)
	')'	reduce using rule 15 (OPTIONAL-6)
	','	reduce using rule 15 (OPTIONAL-6)
	'=>'	reduce using rule 15 (OPTIONAL-6)
	CODE	reduce using rule 15 (OPTIONAL-6)
	IDENT	reduce using rule 15 (OPTIONAL-6)
	REGEXP	reduce using rule 15 (OPTIONAL-6)

	PAREN-5	go to state 63
	OPTIONAL-6	go to state 64

State 59:

	STAR-25 -> STAR-25 ',' . treereg	(Rule 53)

	'*'	shift, and go to state 11
	'.'	shift, and go to state 14
	ARRAY	shift, and go to state 13
	IDENT	shift, and go to state 12
	REGEXP	shift, and go to state 10
	SCALAR	shift, and go to state 15

	treereg	go to state 66

State 60:

	treereg -> '.' '(' childlist ')' . OPTIONAL-14	(Rule 46)

	'and'	shift, and go to state 69

	$end	reduce using rule 27 (OPTIONAL-14)
	')'	reduce using rule 27 (OPTIONAL-14)
	','	reduce using rule 27 (OPTIONAL-14)
	'=>'	reduce using rule 27 (OPTIONAL-14)
	CODE	reduce using rule 27 (OPTIONAL-14)
	IDENT	reduce using rule 27 (OPTIONAL-14)
	REGEXP	reduce using rule 27 (OPTIONAL-14)

	PAREN-13	go to state 67
	OPTIONAL-14	go to state 68

State 61:

	treereg -> SCALAR '(' childlist ')' . OPTIONAL-12	(Rule 45)

	'and'	shift, and go to state 71

	$end	reduce using rule 24 (OPTIONAL-12)
	')'	reduce using rule 24 (OPTIONAL-12)
	','	reduce using rule 24 (OPTIONAL-12)
	'=>'	reduce using rule 24 (OPTIONAL-12)
	CODE	reduce using rule 24 (OPTIONAL-12)
	IDENT	reduce using rule 24 (OPTIONAL-12)
	REGEXP	reduce using rule 24 (OPTIONAL-12)

	OPTIONAL-12	go to state 70
	PAREN-11	go to state 72

State 62:

	treereg -> REGEXP OPTIONAL-8 '(' childlist ')' . OPTIONAL-10	(Rule 44)

	'and'	shift, and go to state 75

	$end	reduce using rule 21 (OPTIONAL-10)
	')'	reduce using rule 21 (OPTIONAL-10)
	','	reduce using rule 21 (OPTIONAL-10)
	'=>'	reduce using rule 21 (OPTIONAL-10)
	CODE	reduce using rule 21 (OPTIONAL-10)
	IDENT	reduce using rule 21 (OPTIONAL-10)
	REGEXP	reduce using rule 21 (OPTIONAL-10)

	OPTIONAL-10	go to state 73
	PAREN-9	go to state 74

State 63:

	OPTIONAL-6 -> PAREN-5 .	(Rule 14)

	$default	reduce using rule 14 (OPTIONAL-6)

State 64:

	treereg -> IDENT '(' childlist ')' OPTIONAL-6 .	(Rule 43)

	$default	reduce using rule 43 (treereg)

State 65:

	PAREN-5 -> 'and' . CODE	(Rule 13)

	CODE	shift, and go to state 76

State 66:

	STAR-25 -> STAR-25 ',' treereg .	(Rule 53)

	$default	reduce using rule 53 (STAR-25)

State 67:

	OPTIONAL-14 -> PAREN-13 .	(Rule 26)

	$default	reduce using rule 26 (OPTIONAL-14)

State 68:

	treereg -> '.' '(' childlist ')' OPTIONAL-14 .	(Rule 46)

	$default	reduce using rule 46 (treereg)

State 69:

	PAREN-13 -> 'and' . CODE	(Rule 25)

	CODE	shift, and go to state 77

State 70:

	treereg -> SCALAR '(' childlist ')' OPTIONAL-12 .	(Rule 45)

	$default	reduce using rule 45 (treereg)

State 71:

	PAREN-11 -> 'and' . CODE	(Rule 22)

	CODE	shift, and go to state 78

State 72:

	OPTIONAL-12 -> PAREN-11 .	(Rule 23)

	$default	reduce using rule 23 (OPTIONAL-12)

State 73:

	treereg -> REGEXP OPTIONAL-8 '(' childlist ')' OPTIONAL-10 .	(Rule 44)

	$default	reduce using rule 44 (treereg)

State 74:

	OPTIONAL-10 -> PAREN-9 .	(Rule 20)

	$default	reduce using rule 20 (OPTIONAL-10)

State 75:

	PAREN-9 -> 'and' . CODE	(Rule 19)

	CODE	shift, and go to state 79

State 76:

	PAREN-5 -> 'and' CODE .	(Rule 13)

	$default	reduce using rule 13 (PAREN-5)

State 77:

	PAREN-13 -> 'and' CODE .	(Rule 25)

	$default	reduce using rule 25 (PAREN-13)

State 78:

	PAREN-11 -> 'and' CODE .	(Rule 22)

	$default	reduce using rule 22 (PAREN-11)

State 79:

	PAREN-9 -> 'and' CODE .	(Rule 19)

	$default	reduce using rule 19 (PAREN-9)


Summary:
--------
Number of rules         : 58
Number of terminals     : 16
Number of non-terminals : 31
Number of states        : 80