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validate: Prevents overlapping intervals

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This commit is contained in:
Paul Beckingham 2016-07-09 14:57:21 -04:00
parent 93aff67ee0
commit 0c05fa5a50
1 changed files with 48 additions and 6 deletions
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54
src/validate.cpp
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@ -89,14 +89,55 @@ static void autoAdjust (
const CLI& cli,
const Rules& rules,
Database& database,
const Interval& filter,
Interval& interval)
{
if (findHint (cli, ":adjust"))
// Without :adjust, overlapping intervals are an error condition.
auto adjust = findHint (cli, ":adjust");
// An empty filter allows scanning beyond interval.range.
Interval range_filter;
auto tracked = getTracked (database, rules, range_filter);
for (auto& track : tracked)
{
// An empty filter allows scanning beyond interval.range.
Interval range_filter;
auto tracked = getTracked (database, rules, range_filter);
if (interval.range.overlap (track.range))
{
if (! adjust)
throw std::string ("You cannot overlap intervals. Adjust the start/end "
"time, or specify the :adjust hint.");
std::cout << "# Overlap new " << interval.dump () << "\n"
<< "# existing " << track.dump () << "\n";
if (interval.range.start <= track.range.start)
{
// interval [--------)
// C [----)
//
// adjusted (dominate) C deleted
// adjusted (defer) interval split, C unmodified
// interval [--------)
// D [--------)
//
// adjusted (dominate) D modified
// adjusted (defer) interval modified
}
else
{
// interval [--------)
// B [--------)
//
// adjusted (dominate) B modified
// adjusted (defer) interval modified
// interval [--------)
// F [-------------)
//
// adjusted (dominate) F split
// adjusted (defer) interval deleted
}
}
}
}
@ -140,8 +181,9 @@ void validate (
if (! filter.range.is_started ())
filter.range = Range (Datetime ("today"), Datetime ("tomorrow"));
// All validation performed here.
autoFill (cli, rules, database, filter, interval);
autoAdjust (cli, rules, database, filter, interval);
autoAdjust (cli, rules, database, interval);
warnOnNewTag (rules, database, interval);
}