1 /*
2 WhitespaceAround
3 allowEmptyConstructors = (default)false
4 allowEmptyMethods = (default)false
5 allowEmptyTypes = (default)false
6 allowEmptyLoops = (default)false
7 allowEmptyLambdas = (default)false
8 allowEmptyCatches = (default)false
9 ignoreEnhancedForColon = (default)true
10 tokens = (default)ASSIGN, BAND, BAND_ASSIGN, BOR, BOR_ASSIGN, BSR, BSR_ASSIGN, BXOR, \
11 BXOR_ASSIGN, COLON, DIV, DIV_ASSIGN, DO_WHILE, EQUAL, GE, GT, LAMBDA, LAND, \
12 LCURLY, LE, LITERAL_CATCH, LITERAL_DO, LITERAL_ELSE, LITERAL_FINALLY, \
13 LITERAL_FOR, LITERAL_IF, LITERAL_RETURN, LITERAL_SWITCH, LITERAL_SYNCHRONIZED, \
14 LITERAL_TRY, LITERAL_WHILE, LOR, LT, MINUS, MINUS_ASSIGN, MOD, MOD_ASSIGN, \
15 NOT_EQUAL, PLUS, PLUS_ASSIGN, QUESTION, RCURLY, SL, SLIST, SL_ASSIGN, SR, \
16 SR_ASSIGN, STAR, STAR_ASSIGN, LITERAL_ASSERT, TYPE_EXTENSION_AND
17
18
19 */
20
21 package com.puppycrawl.tools.checkstyle.checks.whitespace.whitespacearound;
22
23 class InputWhitespaceAroundBraces
24 {
25 /** @return helper func **/
26 boolean condition()
27 {
28 return false;
29 }
30
31 /** Test do/while loops **/
32 void testDoWhile()
33 {
34 // Valid
35 do {
36 testDoWhile();
37 }
38 while (condition());
39
40 // Invalid
41 do testDoWhile(); while (condition());
42 }
43
44 /** Test while loops **/
45 void testWhile()
46 {
47 // Valid
48 while (condition()) {
49 testWhile();
50 }
51
52 // Invalid
53 while(condition()); // violation ''while' is not followed by whitespace'
54 while (condition())
55 testWhile();
56 while (condition())
57 if (condition())
58 testWhile();
59 }
60
61 /** Test for loops **/
62 void testFor()
63 {
64 // Valid
65 for (int i = 1; i < 5; i++) {
66 testFor();
67 }
68
69 // Invalid
70 for(int i = 1;i < 5;i++); // violation ''for' is not followed by whitespace'
71 for (int i = 1; i < 5; i++)
72 testFor();
73 for (int i = 1; i < 5;
74 i++)
75 if (i > 2)
76 testFor();
77 }
78
79 /** Test if constructs **/
80 public void testIf()
81 {
82 // Valid
83 if (condition()) {
84 testIf();
85 }
86 else if (condition()) {
87 testIf();
88 }
89 else {
90 testIf();
91 }
92
93 // Invalid
94 if (condition());
95 if (condition())
96 testIf();
97 if (condition())
98 testIf();
99 else
100 testIf();
101 if (condition())
102 testIf();
103 else {
104 testIf();
105 }
106 if (condition()) {
107 testIf();
108 }
109 else
110 testIf();
111 if (condition())
112 if (condition())
113 testIf();
114 }
115
116 void whitespaceAfterSemi()
117 {
118 //reject
119 int i = 1;int j = 2;
120
121 //accept
122 for (;;) {
123 }
124 }
125
126 /** Empty constructor block. **/
127 public InputWhitespaceAroundBraces() {} // 2 violations
128
129 /** Empty method block. **/
130 public void emptyImplementation() {} // 2 violations
131
132 public void foo() {
133 boolean flag = true;
134 if(flag){} // 4 violations
135 }
136 }