vanity/router/cache.go

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package router
import (
"sync"
"go.jolheiser.com/vanity/api"
)
var cache = &packageCache{
packages: make(map[string]*api.Package),
}
type packageCache struct {
packages map[string]*api.Package
sync.Mutex
}
func (c *packageCache) Update(packages map[string]*api.Package) {
c.Lock()
c.packages = packages
c.Unlock()
}
func (c *packageCache) Names() []string {
names := make([]string, len(c.packages))
idx := 0
for name := range c.packages {
names[idx] = name
idx++
}
return names
}