diff --git a/src/core.mjs b/src/core.mjs
index abe3c91..927d540 100644
--- a/src/core.mjs
+++ b/src/core.mjs
@@ -168,24 +168,31 @@ export const updateStaticPageSriHashes = async (
}
if (src) {
- /** @type {string | ArrayBuffer | Buffer} */
- let resourceContent
- if (src.startsWith('/')) {
- const resourcePath = resolve(distDir, `.${src}`)
- resourceContent = await readFile(resourcePath)
- } else if (src.startsWith('http')) {
- setCrossorigin = true
- const resourceResponse = await fetch(src, { method: 'GET' })
- resourceContent = await resourceResponse.arrayBuffer()
+ const cachedHash = h.perResourceSriHashes[t2].get(src)
+ if (cachedHash) {
+ sriHash = cachedHash
+ h[`ext${t}Hashes`].add(sriHash)
+ pageHashes[t2].add(sriHash)
} else {
- logger.warn(`Unable to process external resource: "${src}"`)
- continue
- }
+ /** @type {string | ArrayBuffer | Buffer} */
+ let resourceContent
+ if (src.startsWith('/')) {
+ const resourcePath = resolve(distDir, `.${src}`)
+ resourceContent = await readFile(resourcePath)
+ } else if (src.startsWith('http')) {
+ setCrossorigin = true
+ const resourceResponse = await fetch(src, { method: 'GET' })
+ resourceContent = await resourceResponse.arrayBuffer()
+ } else {
+ logger.warn(`Unable to process external resource: "${src}"`)
+ continue
+ }
- sriHash = generateSRIHash(resourceContent)
- h[`ext${t}Hashes`].add(sriHash)
- pageHashes[t2].add(sriHash)
- h.perResourceSriHashes[t2].set(src, sriHash)
+ sriHash = generateSRIHash(resourceContent)
+ h[`ext${t}Hashes`].add(sriHash)
+ pageHashes[t2].add(sriHash)
+ h.perResourceSriHashes[t2].set(src, sriHash)
+ }
}
}
diff --git a/tests/core.test.mts b/tests/core.test.mts
index 80e4c38..4f07243 100644
--- a/tests/core.test.mts
+++ b/tests/core.test.mts
@@ -362,7 +362,7 @@ describe('updateStaticPageSriHashes', () => {
My Test Page
-
+