func (c *CompileContext) Filename() string {
	return C.GoString(c.ctx.filename)
}
Filename returns the filename associated with this context.
package mruby
import "C"
type CompileContext struct {
	ctx      *C.mrbc_context
	filename string
	mrb      *Mrb
}
func NewCompileContext(m *Mrb) *CompileContext {
	return &CompileContext{
		ctx: C.mrbc_context_new(m.state),
		mrb: m,
	}
}
func (c *CompileContext) Close() {
	C.mrbc_context_free(c.mrb.state, c.ctx)
}