-
Notifications
You must be signed in to change notification settings - Fork 4
/
syntax.txt
123 lines (99 loc) · 2.25 KB
/
syntax.txt
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
<function-block> is
function <name> ( <parameter-list> ) : \n <statement-list>
<name> is
[_a-zA-Z][_a-zA-Z0-9]*
<parameter-list> is
<name>
<name> , <parameter-list>
<statement-list> is
<statement>
<statement> \n <statement-list>
<statement> is
<assignment>
<call>
<while-block>
<for-block>
<if-block>
<assignment> is
<variable> <assign-op> <expression0>
<variable> is
<name>
<name> [ <expression0> ]
<assign-op> is
:=
+=
*=
-=
/=
%=
|=
&=
^=
>>=
>>>=
<<=
<expression0> is
<expression1>
<expression1> | <expression0>
<expression1> is
<expression2>
<expression2> ^ <expression1>
<expression2> is
<expression3>
<expression3> & <expression2>
<expression3> is
<expression4>
<expression4> == <expression3>
<expression4> != <expression3>
<expression4> is
<expression5>
<expression5> > <expression4>
<expression5> >= <expression4>
<expression5> < <expression4>
<expression5> <= <expression4>
<expression5> is
<expression6>
<expression6> >> <expression5>
<expression6> >>> <expression5>
<expression6> << <expression5>
<expression6> is
<expression7>
<expression7> + <expression6>
<expression7> - <expression6>
<expression7> is
<expression8>
<expression8> * <expression7>
<expression8> / <expression7>
<expression8> % <expression7>
<expression8> is
<expression9>
+ <expression9>
- <expression9>
! <expression9>
~ <expression9>
<expression9> is
<variable>
<constant>
<call>
( <expression0> )
<constant> is
[0-9][0-9|_]*
<call> is
<name> ( <argument-list> )
<argument-list> is
<expression0>
<expression0> , <argument-list>
<while-block> is
while <expression0> : \n <statement-list>
<for-block> is
for <name> := <expression0> until <expression0> : \n <statement-list>
for <name> := <expression0> rangeto <expression0> : \n <statement-list>
for <name> := <expression0> downto <expression0> : \n <statement-list>
<if-block> is
if <expression0> : \n <statement-list>
if <expression0> : \n <statement-list> \n else \n <statement-list>
if <expression0> : \n <statement-list> \n <elif-block>
<elif-block> is
elif <expression0> : \n <statement-list>
elif <expression0> : \n <statement-list> \n else \n <statement-list>
elif <expression0> : \n <statement-list> \n <elif-block>