Block invalid combinations of FREQ with BY rules

[giuseppe-arcuti]

No description provided.

[codecov-commenter]

Codecov Report

Merging #48 (76b1a0d) into master (bf3b4c2) will decrease coverage by 0.03%.
The diff coverage is 100.00%.

@@             Coverage Diff              @@
##             master      #48      +/-   ##
============================================
- Coverage     98.35%   98.32%   -0.04%     
+ Complexity     1938     1935       -3     
============================================
  Files            72       66       -6     
  Lines          4688     4299     -389     
============================================
- Hits           4611     4227     -384     
+ Misses           77       72       -5     

Flag	Coverage Δ
tests	98.32% <100.00%> (-0.04%)	⬇️

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Impacted Files	Coverage Δ
lib/Recur/RRuleIterator.php	98.99% <100.00%> (-0.03%)	⬇️
lib/PHPUnitAssertions.php	90.00% <0.00%> (-1.31%)	⬇️
lib/Component/VCalendar.php	94.21% <0.00%> (-1.15%)	⬇️
lib/Property/FloatValue.php	96.00% <0.00%> (-0.43%)	⬇️
lib/Property/Time.php	96.96% <0.00%> (-0.40%)	⬇️
lib/Recur/RDateIterator.php	97.29% <0.00%> (-0.33%)	⬇️
lib/Parser/Json.php	96.66% <0.00%> (-0.31%)	⬇️
lib/Parser/XML.php	97.22% <0.00%> (-0.24%)	⬇️
lib/BirthdayCalendarGenerator.php	97.95% <0.00%> (-0.23%)	⬇️
lib/FreeBusyData.php	98.38% <0.00%> (-0.19%)	⬇️
... and 48 more

[valentinbonneaud]

For reference https://datatracker.ietf.org/doc/html/rfc5545#section-3.3.10

      The BYMONTHDAY rule part specifies a COMMA-separated list of days
      of the month.  ...
      The BYMONTHDAY rule part MUST NOT be specified when the FREQ rule
      part is set to WEEKLY.

The BYYEARDAY rule part MUST NOT be specified when the FREQ
      rule part is set to DAILY, WEEKLY, or MONTHLY.

The BYWEEKNO rule part specifies a COMMA-separated list of
      ordinals specifying weeks of the year.  ...  This rule part MUST NOT be used when the FREQ rule
      part is set to anything other than YEARLY.