replaceConstraint method
Replace a constraint
Replaces the first occurrence of oldConstraint
with newConstraint
.
Returns true if the constraint was replaced, false otherwise.
Implementation
bool replaceConstraint(String oldConstraint, String newConstraint) {
final index = _constraints.indexOf(oldConstraint);
if (index != -1) {
_constraints[index] = newConstraint;
return true;
}
return false;
}