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clippy: collapse/rework nested ifs

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no semantic changes (intended).

Signed-off-by: Fabian Grünbichler <f.gruenbichler@proxmox.com>
This commit is contained in:
Fabian Grünbichler 2021-01-15 14:10:24 +01:00
parent 4d8bd987a4
commit 655ceac1c6
1 changed files with 11 additions and 16 deletions
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27
src/rrd/rrd.rs
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@ -128,25 +128,20 @@ impl RRA {
// derive counter value
if self.flags.intersects(RRAFlags::DST_DERIVE | RRAFlags::DST_COUNTER) {
let time_diff = time - self.last_update;
let is_counter = self.flags.contains(RRAFlags::DST_COUNTER);
let diff = if self.counter_value.is_nan() {
0.0
} else if is_counter && value < 0.0 {
eprintln!("rrdb update failed - got negative value for counter");
return;
} else if is_counter && value < self.counter_value {
// Note: We do not try automatic overflow corrections
self.counter_value = value;
eprintln!("rrdb update failed - conter overflow/reset detected");
return;
} else {
if self.flags.contains(RRAFlags::DST_COUNTER) { // check for overflow
if value < 0.0 {
eprintln!("rrdb update failed - got negative value for counter");
return;
}
// Note: We do not try automatic overflow corrections
if value < self.counter_value { // overflow or counter reset
self.counter_value = value;
eprintln!("rrdb update failed - conter overflow/reset detected");
return;
} else {
value - self.counter_value
}
} else {
value - self.counter_value
}
value - self.counter_value
};
self.counter_value = value;
value = diff/time_diff;