myers

type Hunk struct {
	FromLine int
	ToLine   int
	Lines    []Line
}

type Line struct {
	Kind    OpKind
	Content string
}

type Op struct {
	Kind    OpKind
	Content []string // content from b
	I1, I2  int      // indices of the line in a
	J1      int      // indices of the line in b, J2 implied by len(Content)
}

type OpKind int

type Unified struct {
	From, To string
	Hunks    []*Hunk
}