Merge pull request #990 from Alex-Jordan/constant-vectors

new context flag to require constant entries
openwebwork · Feb 14, 2024 · b3f45a5 · b3f45a5
2 parents 8138d82 + 0a2d16f
commit b3f45a5
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diff --git a/lib/Parser/List/Matrix.pm b/lib/Parser/List/Matrix.pm
@@ -24,6 +24,8 @@ sub _check {
 		$self->{equation}->Error("Entries in a Matrix must be Numbers or Lists of Numbers")
 			unless ($x->type =~ m/Number|Matrix/);
 	}
+	$self->{equation}->Error("Entries of a Matrix must be constant")
+		if ($self->context->flag("requireConstantMatrices") && !($self->{isConstant}));
 }
 
 #

diff --git a/lib/Parser/List/Point.pm b/lib/Parser/List/Point.pm
@@ -20,6 +20,8 @@ sub _check {
 			$self->{equation}->Error([ "Coordinates of Points must be Numbers, not %s", $type ]);
 		}
 	}
+	$self->{equation}->Error("Coordinates of a Point must be constant")
+		if ($self->context->flag("requireConstantPoints") && !($self->{isConstant}));
 }
 
 #########################################################################

diff --git a/lib/Parser/List/Vector.pm b/lib/Parser/List/Vector.pm
@@ -23,6 +23,8 @@ sub _check {
 			$self->{equation}->Error([ "Coordinates of Vectors must be Numbers, not %s", $type ]);
 		}
 	}
+	$self->{equation}->Error("Coordinates of a Vector must be constant")
+		if ($self->context->flag("requireConstantVectors") && !($self->{isConstant}));
 }
 
 sub ijk {