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Issue #13086: fix InnerAssignmentCheck In SwitchRuleAndExpression
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101 changes: 101 additions & 0 deletions
101
...eckstyle/checks/coding/innerassignment/InputInnerAssignmentSwitchAndSwitchExpression.java
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Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,101 @@ | ||
/* | ||
InnerAssignment | ||
*/ | ||
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//non-compiled with javac: Compilable with Java14 | ||
package com.puppycrawl.tools.checkstyle.checks.coding.innerassignment; | ||
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public class InputInnerAssignmentSwitchAndSwitchExpression { | ||
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public void test1(int mode) { | ||
int x = 0; | ||
switch (mode) { | ||
case 2 -> { | ||
x = 2; | ||
} | ||
case 1 -> x = 1; | ||
} | ||
} | ||
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public void test2(int mode) { | ||
int x = 0, y = 0; | ||
switch (mode) { | ||
case 2, 4, 6 -> { | ||
x = 2; | ||
} | ||
case 1, 3, 5 -> { | ||
x = y = 1; // violation | ||
} | ||
case 0, 7, 8 -> x = 1; | ||
} | ||
} | ||
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public void test3(int mode) { | ||
int x = 0; | ||
x = switch (mode) { | ||
case 2 -> { | ||
yield x = 2; // violation | ||
} | ||
case 1 -> x = 1; // violation | ||
default -> x = 0; // violation | ||
}; | ||
} | ||
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public void test4(int mode) { | ||
int x = 0; | ||
x = switch (mode) { | ||
case 2, 4, 6 -> { | ||
yield x = 2; // violation | ||
} | ||
case 1, 3, 5 -> x = 1; // violation | ||
default -> x = 0; // violation | ||
}; | ||
} | ||
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public void test5(String operation) { | ||
boolean innerFlag, flag; | ||
switch (operation) { | ||
case "Y" -> flag = innerFlag = true; // violation | ||
case "N" -> { | ||
flag = innerFlag = false; // violation | ||
} | ||
} | ||
} | ||
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public void test6(int mode) { | ||
int x = 0; | ||
switch (mode) { | ||
case 2: { | ||
x = 2; | ||
} | ||
case 1: | ||
x = 1; | ||
} | ||
} | ||
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public void test7(int mode) { | ||
int x = 0; | ||
switch (mode) { | ||
case 0: | ||
case 1: | ||
case 2: { | ||
x = 2; | ||
} | ||
case 4: | ||
case 5: | ||
x = 1; | ||
} | ||
} | ||
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public void test8(int mode) { | ||
int x = 4; | ||
System.out.println(switch (x) { | ||
case 1 -> x = 1; // violation | ||
case 2 -> { | ||
yield x = 2; // violation | ||
} | ||
default -> x = 3; // violation | ||
}); | ||
} | ||
} |
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47 changes: 47 additions & 0 deletions
47
...noncompilable/com/puppycrawl/tools/checkstyle/checks/coding/innerassignment/Example2.java
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Original file line number | Diff line number | Diff line change |
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@@ -0,0 +1,47 @@ | ||
/*xml | ||
<module name="Checker"> | ||
<module name="TreeWalker"> | ||
<module name="InnerAssignment"/> | ||
</module> | ||
</module> | ||
*/ | ||
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//non-compiled with javac: Compilable with Java14 | ||
package com.puppycrawl.tools.checkstyle.checks.coding.innerassignment; | ||
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// xdoc section -- start | ||
public class Example2 { | ||
public void test1(int mode) { | ||
int x = 0; | ||
x = switch (mode) { | ||
case 1 -> x = 1; // violation | ||
case 2 -> { | ||
yield x = 2; // violation | ||
} | ||
default -> x = 0; // violation | ||
}; | ||
} | ||
public void test2(int mode) { | ||
int x = 0; | ||
switch(mode) { | ||
case 2 -> { | ||
x = 2; | ||
} | ||
case 1 -> x = 1; | ||
} | ||
} | ||
public void test3(int mode) { | ||
int x = 0, y = 0; | ||
switch(mode) { | ||
case 1: | ||
case 2: { | ||
x = y = 2; // violation | ||
} | ||
case 4: | ||
case 5: | ||
x = 1; | ||
} | ||
} | ||
} | ||
// xdoc section -- end |
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