github.com/99designs/gqlgen@v0.17.45/graphql/handler/lru/lru.go (about)

     1  package lru
     2  
     3  import (
     4  	"context"
     5  
     6  	lru "github.com/hashicorp/golang-lru/v2"
     7  
     8  	"github.com/99designs/gqlgen/graphql"
     9  )
    10  
    11  type LRU struct {
    12  	lru *lru.Cache[string, any]
    13  }
    14  
    15  var _ graphql.Cache = &LRU{}
    16  
    17  func New(size int) *LRU {
    18  	cache, err := lru.New[string, any](size)
    19  	if err != nil {
    20  		// An error is only returned for non-positive cache size
    21  		// and we already checked for that.
    22  		panic("unexpected error creating cache: " + err.Error())
    23  	}
    24  	return &LRU{cache}
    25  }
    26  
    27  func (l LRU) Get(ctx context.Context, key string) (value interface{}, ok bool) {
    28  	return l.lru.Get(key)
    29  }
    30  
    31  func (l LRU) Add(ctx context.Context, key string, value interface{}) {
    32  	l.lru.Add(key, value)
    33  }