melrōse musical expression player

package op import ( "fmt" "github.com/emicklei/melrose/core" ) type Reverse struct { Target core.Sequenceable } func (r Reverse) S() core.Sequence { return r.Target.S().Reversed() } func (r Reverse) Storex() string { if s, ok := r.Target.(core.Storable); ok { return fmt.Sprintf("reverse(%s)", s.Storex()) } return "" } // Replaced is part of Replaceable func (r Reverse) Replaced(from, to core.Sequenceable) core.Sequenceable { if core.IsIdenticalTo(r, from) { return to } if core.IsIdenticalTo(r.Target, from) { return Reverse{Target: to} } if tr, ok := r.Target.(core.Replaceable); ok { return Reverse{Target: tr.Replaced(from, to)} } return r }