feat: add setter to sqlite cache store

lib/cache/sqlite-cache-store.js

@@ -251,6 +251,62 @@ module.exports = class SqliteCacheStore {
     return result
   }
 
+  /**
+   * @param {import('../../types/cache-interceptor.d.ts').default.CacheKey} key
+   * @param {import('../../types/cache-interceptor.d.ts').default.CacheValue & { body: Buffer | Array<Buffer> | null }} value
+   */
+  set (key, value) {
+    assertCacheKey(key)
+    assertCacheValue(value)
+
+    const body = Array.isArray(value.body) ? Buffer.concat(value.body) : value.body
+    const size = body ? body.byteLength : 0
+
+    if (size > this.#maxEntrySize) {
+      return false
+    }
+
+    const url = this.#makeValueUrl(key)
+
+    const existingValue = this.#findValue(key, true)
+    if (existingValue) {
+      // Updating an existing response, let's overwrite it
+      this.#updateValueQuery.run(
+        body,
+        value.deleteAt,
+        value.statusCode,
+        value.statusMessage,
+        value.headers ? JSON.stringify(value.headers) : null,
+        value.etag ? value.etag : null,
+        value.cacheControlDirectives ? JSON.stringify(value.cacheControlDirectives) : null,
+        value.cachedAt,
+        value.staleAt,
+        value.deleteAt,
+        existingValue.id
+      )
+    } else {
+      this.#prune()
+      // New response, let's insert it
+      this.#insertValueQuery.run(
+        url,
+        key.method,
+        body,
+        value.deleteAt,
+        value.statusCode,
+        value.statusMessage,
+        value.headers ? JSON.stringify(value.headers) : null,
+        value.etag ? value.etag : null,
+        value.cacheControlDirectives ? JSON.stringify(value.cacheControlDirectives) : null,
+        value.vary ? JSON.stringify(value.vary) : null,
+        value.cachedAt,
+        value.staleAt,
+        value.deleteAt
+      )
+    }
+
+    return true
+  }
+
   /**
    * @param {import('../../types/cache-interceptor.d.ts').default.CacheKey} key
    * @param {import('../../types/cache-interceptor.d.ts').default.CacheValue} value
@@ -260,7 +316,6 @@ module.exports = class SqliteCacheStore {
     assertCacheKey(key)
     assertCacheValue(value)
 
-    const url = this.#makeValueUrl(key)
     let size = 0
     /**
      * @type {Buffer[] | null}
@@ -269,11 +324,8 @@ module.exports = class SqliteCacheStore {
     const store = this
 
     return new Writable({
+      decodeStrings: true,
       write (chunk, encoding, callback) {
-        if (typeof chunk === 'string') {
-          chunk = Buffer.from(chunk, encoding)
-        }
-
         size += chunk.byteLength
 
         if (size < store.#maxEntrySize) {
@@ -285,42 +337,7 @@ module.exports = class SqliteCacheStore {
         callback()
       },
       final (callback) {
-        const existingValue = store.#findValue(key, true)
-        if (existingValue) {
-          // Updating an existing response, let's overwrite it
-          store.#updateValueQuery.run(
-            Buffer.concat(body),
-            value.deleteAt,
-            value.statusCode,
-            value.statusMessage,
-            value.headers ? JSON.stringify(value.headers) : null,
-            value.etag ? value.etag : null,
-            value.cacheControlDirectives ? JSON.stringify(value.cacheControlDirectives) : null,
-            value.cachedAt,
-            value.staleAt,
-            value.deleteAt,
-            existingValue.id
-          )
-        } else {
-          store.#prune()
-          // New response, let's insert it
-          store.#insertValueQuery.run(
-            url,
-            key.method,
-            Buffer.concat(body),
-            value.deleteAt,
-            value.statusCode,
-            value.statusMessage,
-            value.headers ? JSON.stringify(value.headers) : null,
-            value.etag ? value.etag : null,
-            value.cacheControlDirectives ? JSON.stringify(value.cacheControlDirectives) : null,
-            value.vary ? JSON.stringify(value.vary) : null,
-            value.cachedAt,
-            value.staleAt,
-            value.deleteAt
-          )
-        }
-
+        store.set(key, { ...value, body })
         callback()
       }
     })

lib/util/cache.js

@@ -90,6 +90,10 @@ function assertCacheValue (value) {
   if (value.etag !== undefined && typeof value.etag !== 'string') {
     throw new TypeError(`expected value.etag to be string, got ${typeof value.etag}`)
   }
+
+  if (value.body !== undefined && !Buffer.isBuffer(value.body)) {
+    throw new TypeError(`expected value.body to be Buffer, got ${typeof value.body}`)
+  }
 }
 
 /**