init claude-code

2026-04-01 17:32:37 +02:00
commit 73b208c009
1902 changed files with 513237 additions and 0 deletions
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+import type { McpbManifest } from '@anthropic-ai/mcpb'
+import { errorMessage } from '../errors.js'
+import { jsonParse } from '../slowOperations.js'
+
+/**
+ * Parses and validates a DXT manifest from a JSON object.
+ *
+ * Lazy-imports @anthropic-ai/mcpb: that package uses zod v3 which eagerly
+ * creates 24 .bind(this) closures per schema instance (~300 instances between
+ * schemas.js and schemas-loose.js). Deferring the import keeps ~700KB of bound
+ * closures out of the startup heap for sessions that never touch .dxt/.mcpb.
+ */
+export async function validateManifest(
+  manifestJson: unknown,
+): Promise<McpbManifest> {
+  const { McpbManifestSchema } = await import('@anthropic-ai/mcpb')
+  const parseResult = McpbManifestSchema.safeParse(manifestJson)
+
+  if (!parseResult.success) {
+    const errors = parseResult.error.flatten()
+    const errorMessages = [
+      ...Object.entries(errors.fieldErrors).map(
+        ([field, errs]) => `${field}: ${errs?.join(', ')}`,
+      ),
+      ...(errors.formErrors || []),
+    ]
+      .filter(Boolean)
+      .join('; ')
+
+    throw new Error(`Invalid manifest: ${errorMessages}`)
+  }
+
+  return parseResult.data
+}
+
+/**
+ * Parses and validates a DXT manifest from raw text data.
+ */
+export async function parseAndValidateManifestFromText(
+  manifestText: string,
+): Promise<McpbManifest> {
+  let manifestJson: unknown
+
+  try {
+    manifestJson = jsonParse(manifestText)
+  } catch (error) {
+    throw new Error(`Invalid JSON in manifest.json: ${errorMessage(error)}`)
+  }
+
+  return validateManifest(manifestJson)
+}
+
+/**
+ * Parses and validates a DXT manifest from raw binary data.
+ */
+export async function parseAndValidateManifestFromBytes(
+  manifestData: Uint8Array,
+): Promise<McpbManifest> {
+  const manifestText = new TextDecoder().decode(manifestData)
+  return parseAndValidateManifestFromText(manifestText)
+}
+
+/**
+ * Generates an extension ID from author name and extension name.
+ * Uses the same algorithm as the directory backend for consistency.
+ */
+export function generateExtensionId(
+  manifest: McpbManifest,
+  prefix?: 'local.unpacked' | 'local.dxt',
+): string {
+  const sanitize = (str: string) =>
+    str
+      .toLowerCase()
+      .replace(/\s+/g, '-')
+      .replace(/[^a-z0-9-_.]/g, '')
+      .replace(/-+/g, '-')
+      .replace(/^-+|-+$/g, '')
+
+  const authorName = manifest.author.name
+  const extensionName = manifest.name
+
+  const sanitizedAuthor = sanitize(authorName)
+  const sanitizedName = sanitize(extensionName)
+
+  return prefix
+    ? `${prefix}.${sanitizedAuthor}.${sanitizedName}`
+    : `${sanitizedAuthor}.${sanitizedName}`
+}