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add some NPE handling

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This commit is contained in:
James Strachan
2012-02-23 11:53:48 +00:00
parent cd70f06203
commit 6a2e73a724
1 changed files with 8 additions and 3 deletions
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compiler/backend/src/org/jetbrains/jet/codegen/CompilationException.java
+8 -3
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@@ -52,13 +52,18 @@ public class CompilationException extends RuntimeException {
col = -1;
}
String s2 = getCause().getMessage() != null ? getCause().getMessage() : getCause().toString();
String s2 = "";
Throwable cause = getCause();
if (cause != null) {
s2 = cause.getMessage() != null ? cause.getMessage() : cause.toString();
}
return "Internal error: (" + (line+1) + "," + col + ") " + s2 + "\n@" + where();
}
private String where() {
if (getCause().getStackTrace().length > 0) {
return getCause().getStackTrace()[0].getFileName() + ":" + getCause().getStackTrace()[0].getLineNumber();
Throwable cause = getCause();
if (cause != null && cause.getStackTrace().length > 0) {
return cause.getStackTrace()[0].getFileName() + ":" + cause.getStackTrace()[0].getLineNumber();
} else {
return "far away in cyberspace";
}