Merge commit '36c66dd290d3ce6eb1ccd310d0c658d4a32bb8eb' as 'repos/effect'

repos/effect/packages/platform-node-shared/src/NodeCrypto.ts

@@ -0,0 +1,60 @@
+/**
+ * Node-compatible implementation of Effect's `Crypto` service.
+ *
+ * This module builds the service from `node:crypto`, using `randomBytes` for
+ * random data and `createHash` for supported digest algorithms. It exports
+ * `make` as the concrete service value and `layer` for providing it through
+ * Effect context.
+ *
+ * @since 1.0.0
+ */
+import * as EffectCrypto from "effect/Crypto"
+import * as Effect from "effect/Effect"
+import * as Layer from "effect/Layer"
+import * as PlatformError from "effect/PlatformError"
+import * as NodeCrypto from "node:crypto"
+
+const toHashAlgorithm = (algorithm: EffectCrypto.DigestAlgorithm): string => {
+  switch (algorithm) {
+    case "SHA-1":
+      return "sha1"
+    case "SHA-256":
+      return "sha256"
+    case "SHA-384":
+      return "sha384"
+    case "SHA-512":
+      return "sha512"
+  }
+}
+
+const digest: EffectCrypto.Crypto["digest"] = (algorithm, data) =>
+  Effect.try({
+    try: () => Uint8Array.from(NodeCrypto.createHash(toHashAlgorithm(algorithm)).update(data).digest()),
+    catch: (cause) =>
+      PlatformError.systemError({
+        module: "Crypto",
+        method: "digest",
+        _tag: "Unknown",
+        description: "Could not compute digest",
+        cause
+      })
+  })
+
+/**
+ * The default Node.js Crypto service implementation.
+ *
+ * @category constructors
+ * @since 1.0.0
+ */
+export const make: EffectCrypto.Crypto = EffectCrypto.make({
+  randomBytes: NodeCrypto.randomBytes,
+  digest
+})
+
+/**
+ * Layer that provides the Node.js Crypto service implementation.
+ *
+ * @category layers
+ * @since 1.0.0
+ */
+export const layer: Layer.Layer<EffectCrypto.Crypto> = Layer.succeed(EffectCrypto.Crypto, make)