[MacPorts] #50518: bug: case sensitive port names in boolean expressions

[MacPorts]

#50518: bug: case sensitive port names in boolean expressions
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  Reporter:  mojca   |      Owner:  neverpanic
      Type:  defect  |     Status:  accepted
  Priority:  Normal  |  Milestone:  MacPorts 2.5.0
 Component:  base    |    Version:  2.3.4
Resolution:          |   Keywords:
      Port:          |
---------------------+----------------------------

Comment (by raimue):

 The code is in the port client. You are looking for `andExpr` and
 `orExpr`, which then use the `opIntersection` and `opComplement`
 operations on the port list.
 https://github.com/macports/macports-
 base/blob/ec4ae2dc3d0f736c3c247fcf83e33f87223fad2f/src/port/port.tcl#L1106

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Ticket URL: <https://trac.macports.org/ticket/50518#comment:6>
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