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-rw-r--r--vanilla/node_modules/undici/lib/interceptor/deduplicate.js107
1 files changed, 0 insertions, 107 deletions
diff --git a/vanilla/node_modules/undici/lib/interceptor/deduplicate.js b/vanilla/node_modules/undici/lib/interceptor/deduplicate.js
deleted file mode 100644
index 11c4f37..0000000
--- a/vanilla/node_modules/undici/lib/interceptor/deduplicate.js
+++ /dev/null
@@ -1,107 +0,0 @@
-'use strict'
-
-const diagnosticsChannel = require('node:diagnostics_channel')
-const util = require('../core/util')
-const DeduplicationHandler = require('../handler/deduplication-handler')
-const { normalizeHeaders, makeCacheKey, makeDeduplicationKey } = require('../util/cache.js')
-
-const pendingRequestsChannel = diagnosticsChannel.channel('undici:request:pending-requests')
-
-/**
- * @param {import('../../types/interceptors.d.ts').default.DeduplicateInterceptorOpts} [opts]
- * @returns {import('../../types/dispatcher.d.ts').default.DispatcherComposeInterceptor}
- */
-module.exports = (opts = {}) => {
- const {
- methods = ['GET'],
- skipHeaderNames = [],
- excludeHeaderNames = []
- } = opts
-
- if (typeof opts !== 'object' || opts === null) {
- throw new TypeError(`expected type of opts to be an Object, got ${opts === null ? 'null' : typeof opts}`)
- }
-
- if (!Array.isArray(methods)) {
- throw new TypeError(`expected opts.methods to be an array, got ${typeof methods}`)
- }
-
- for (const method of methods) {
- if (!util.safeHTTPMethods.includes(method)) {
- throw new TypeError(`expected opts.methods to only contain safe HTTP methods, got ${method}`)
- }
- }
-
- if (!Array.isArray(skipHeaderNames)) {
- throw new TypeError(`expected opts.skipHeaderNames to be an array, got ${typeof skipHeaderNames}`)
- }
-
- if (!Array.isArray(excludeHeaderNames)) {
- throw new TypeError(`expected opts.excludeHeaderNames to be an array, got ${typeof excludeHeaderNames}`)
- }
-
- // Convert to lowercase Set for case-insensitive header matching
- const skipHeaderNamesSet = new Set(skipHeaderNames.map(name => name.toLowerCase()))
-
- // Convert to lowercase Set for case-insensitive header exclusion from deduplication key
- const excludeHeaderNamesSet = new Set(excludeHeaderNames.map(name => name.toLowerCase()))
-
- /**
- * Map of pending requests for deduplication
- * @type {Map<string, DeduplicationHandler>}
- */
- const pendingRequests = new Map()
-
- return dispatch => {
- return (opts, handler) => {
- if (!opts.origin || methods.includes(opts.method) === false) {
- return dispatch(opts, handler)
- }
-
- opts = {
- ...opts,
- headers: normalizeHeaders(opts)
- }
-
- // Skip deduplication if request contains any of the specified headers
- if (skipHeaderNamesSet.size > 0) {
- for (const headerName of Object.keys(opts.headers)) {
- if (skipHeaderNamesSet.has(headerName.toLowerCase())) {
- return dispatch(opts, handler)
- }
- }
- }
-
- const cacheKey = makeCacheKey(opts)
- const dedupeKey = makeDeduplicationKey(cacheKey, excludeHeaderNamesSet)
-
- // Check if there's already a pending request for this key
- const pendingHandler = pendingRequests.get(dedupeKey)
- if (pendingHandler) {
- // Add this handler to the waiting list
- pendingHandler.addWaitingHandler(handler)
- return true
- }
-
- // Create a new deduplication handler
- const deduplicationHandler = new DeduplicationHandler(
- handler,
- () => {
- // Clean up when request completes
- pendingRequests.delete(dedupeKey)
- if (pendingRequestsChannel.hasSubscribers) {
- pendingRequestsChannel.publish({ size: pendingRequests.size, key: dedupeKey, type: 'removed' })
- }
- }
- )
-
- // Register the pending request
- pendingRequests.set(dedupeKey, deduplicationHandler)
- if (pendingRequestsChannel.hasSubscribers) {
- pendingRequestsChannel.publish({ size: pendingRequests.size, key: dedupeKey, type: 'added' })
- }
-
- return dispatch(opts, deduplicationHandler)
- }
- }
-}