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Assert we are don't perform copy into itself

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This commit is contained in:
Nikolay Krasko
2013-03-06 17:29:23 +04:00
parent 3345ae8c96
commit ecff401289
1 changed files with 5 additions and 1 deletions
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idea/src/org/jetbrains/jet/plugin/versions/KotlinRuntimeLibraryUtil.java
+5 -1
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@@ -162,11 +162,15 @@ public class KotlinRuntimeLibraryUtil {
jarNotFoundHandler.run(); jarNotFoundHandler.run();
return; return;
} }
VirtualFile runtimeJar = getLocalKotlinRuntimeJar(project); VirtualFile runtimeJar = getLocalKotlinRuntimeJar(project);
assert runtimeJar != null; assert runtimeJar != null;
try { try {
FileUtil.copy(runtimePath, new File(runtimeJar.getPath())); File libraryJarPath = new File(runtimeJar.getPath());
assert !FileUtil.filesEqual(runtimePath, libraryJarPath) : "Shouldn't be called for updating same file";
FileUtil.copy(runtimePath, libraryJarPath);
} }
catch (IOException e) { catch (IOException e) {
throw new AssertionError(e); throw new AssertionError(e);