Initial curated CertScope source from fe2bbe3ca5c98bf64be26a09c6c58ee805a7f87e

lib/inspect/http-status.ts

@@ -0,0 +1,17 @@
+export type HttpStatusTone = "green" | "amber" | "red" | "muted";
+
+export type HttpStatusSemantics = {
+  label: "Incomplete" | "Informational response" | "Healthy response" | "Redirect response" | "Client error" | "Server error";
+  tone: HttpStatusTone;
+};
+
+export function statusForHttp(status: unknown): HttpStatusSemantics {
+  if (typeof status !== "number" || !Number.isInteger(status) || status < 100 || status > 599) {
+    return { label: "Incomplete", tone: "muted" };
+  }
+  if (status < 200) return { label: "Informational response", tone: "muted" };
+  if (status < 300) return { label: "Healthy response", tone: "green" };
+  if (status < 400) return { label: "Redirect response", tone: "muted" };
+  if (status < 500) return { label: "Client error", tone: "amber" };
+  return { label: "Server error", tone: "red" };
+}