blob: a3c0960e60433f40dd4605be58105face1e205b8 (
plain)
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
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
|
package Compiler;
import java.util.List;
abstract class Statement {
static class ExpressionStatement extends Statement{
ExpressionStatement(Expression expr){
this.expr = expr;
}
final Expression expr;
@Override
public String getStatmentType() {
return "exprStmt";
}
}
static class BlockStatement extends Statement{
BlockStatement(List<Statement> statements){
this.statements=statements;
}
final List<Statement> statements;
@Override
public String getStatmentType() {
return "block";
}
}
static class IfStatement extends Statement{
IfStatement(Expression condition, BlockStatement ifBlock,BlockStatement elseBlock){
this.condition=condition;
this.ifBlock=ifBlock;
this.elseBlock=elseBlock;
}
final Expression condition;
final BlockStatement ifBlock;
final BlockStatement elseBlock;
@Override
public String getStatmentType() {
return "ifStmt";
}
}
static class DoStatement extends Statement{
DoStatement(Expression variable, Expression start,Expression stop,Expression step,BlockStatement codeBlock){
this.variable=variable;
this.start=start;
this.stop=stop;
this.step=step;
this.codeBlock=codeBlock;
}
final Expression variable;
final Expression start;
final Expression stop;
final Expression step;
final BlockStatement codeBlock;
@Override
public String getStatmentType() {
return "doStmt";
}
}
static class DoWhileStatement extends Statement{
DoWhileStatement(Expression condition,BlockStatement codeBlock){
this.condition=condition;
this.codeBlock=codeBlock;
}
final Expression condition;
final BlockStatement codeBlock;
@Override
public String getStatmentType() {
return "dowhileStmt";
}
}
static class VariableDeclaration extends Statement{
VariableDeclaration(Token name,String type){
this.name=name;
this.type=type;
}
final Token name;
final String type;
@Override
public String getStatmentType() {
return "varDec";
}
}
static class StringDeclaration extends Statement{
StringDeclaration(Token name,Expression length){
this.name=name;
this.length=length;
}
final Token name;
final Expression length;
@Override
public String getStatmentType() {
return "stringDec";
}
}
static class PrintStatement extends Statement{
PrintStatement(List<Expression> exprList){
this.exprList=exprList;
}
final List<Expression> exprList;
@Override
public String getStatmentType() {
return "print";
}
}
public abstract String getStatmentType();
}
|
