Let me make one suggestion that may seem obvious to someone that has not been looking at this code before (You know that phenomenon where you look at the same block of code for hours trying to find the bug and then finally go ask someone to help you out and they point out the obvious error before you finish explaining the problem?). If you have an
if ( ! some_test() ), it is generally more readable to say
unless ( some_test() ). So using this logic
if ( ! $NONFATALERROR == 0 ) {
...
}
becomes
unless ( $NONFATALERROR == 0 ) {
...
}
which is really
unless ( ! $NONFATALERROR ) {
...
because any non-zero value (
undef evaluates to 0 in this context) is TRUE. Using the same aurgument against
unless ( ! some_test() ) as we did against
if ( ! some_test() ), we then get
if ( $NONFATALERROR ) {
...
}
It's nitpicking, to be sure, but minor changes can have major benefit for anyone that has to maintain the code later, even the original author.
Ivan Heffner
Sr. Software Engineer, DAS Lead
WhitePages.com, Inc.
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