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backend/node_modules/hono/dist/adapter/aws-lambda/handler.js

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+// src/adapter/aws-lambda/handler.ts
+import { decodeBase64, encodeBase64 } from "../../utils/encode.js";
+function sanitizeHeaderValue(value) {
+  const hasNonAscii = /[^\x00-\x7F]/.test(value);
+  if (!hasNonAscii) {
+    return value;
+  }
+  return encodeURIComponent(value);
+}
+var getRequestContext = (event) => {
+  return event.requestContext;
+};
+var streamToNodeStream = async (reader, writer) => {
+  let readResult = await reader.read();
+  while (!readResult.done) {
+    writer.write(readResult.value);
+    readResult = await reader.read();
+  }
+  writer.end();
+};
+var streamHandle = (app) => {
+  return awslambda.streamifyResponse(
+    async (event, responseStream, context) => {
+      const processor = getProcessor(event);
+      try {
+        const req = processor.createRequest(event);
+        const requestContext = getRequestContext(event);
+        const res = await app.fetch(req, {
+          event,
+          requestContext,
+          context
+        });
+        const headers = {};
+        const cookies = [];
+        res.headers.forEach((value, name) => {
+          if (name === "set-cookie") {
+            cookies.push(value);
+          } else {
+            headers[name] = value;
+          }
+        });
+        const httpResponseMetadata = {
+          statusCode: res.status,
+          headers,
+          cookies
+        };
+        responseStream = awslambda.HttpResponseStream.from(responseStream, httpResponseMetadata);
+        if (res.body) {
+          await streamToNodeStream(res.body.getReader(), responseStream);
+        } else {
+          responseStream.write("");
+        }
+      } catch (error) {
+        console.error("Error processing request:", error);
+        responseStream.write("Internal Server Error");
+      } finally {
+        responseStream.end();
+      }
+    }
+  );
+};
+var handle = (app, { isContentTypeBinary } = { isContentTypeBinary: void 0 }) => {
+  return async (event, lambdaContext) => {
+    const processor = getProcessor(event);
+    const req = processor.createRequest(event);
+    const requestContext = getRequestContext(event);
+    const res = await app.fetch(req, {
+      event,
+      requestContext,
+      lambdaContext
+    });
+    return processor.createResult(event, res, { isContentTypeBinary });
+  };
+};
+var EventProcessor = class {
+  getHeaderValue(headers, key) {
+    const value = headers ? Array.isArray(headers[key]) ? headers[key][0] : headers[key] : void 0;
+    return value;
+  }
+  getDomainName(event) {
+    if (event.requestContext && "domainName" in event.requestContext) {
+      return event.requestContext.domainName;
+    }
+    const hostFromHeaders = this.getHeaderValue(event.headers, "host");
+    if (hostFromHeaders) {
+      return hostFromHeaders;
+    }
+    const multiValueHeaders = "multiValueHeaders" in event ? event.multiValueHeaders : {};
+    const hostFromMultiValueHeaders = this.getHeaderValue(multiValueHeaders, "host");
+    return hostFromMultiValueHeaders;
+  }
+  createRequest(event) {
+    const queryString = this.getQueryString(event);
+    const domainName = this.getDomainName(event);
+    const path = this.getPath(event);
+    const urlPath = `https://${domainName}${path}`;
+    const url = queryString ? `${urlPath}?${queryString}` : urlPath;
+    const headers = this.getHeaders(event);
+    const method = this.getMethod(event);
+    const requestInit = {
+      headers,
+      method
+    };
+    if (event.body) {
+      requestInit.body = event.isBase64Encoded ? decodeBase64(event.body) : event.body;
+    }
+    return new Request(url, requestInit);
+  }
+  async createResult(event, res, options) {
+    const contentType = res.headers.get("content-type");
+    const isContentTypeBinary = options.isContentTypeBinary ?? defaultIsContentTypeBinary;
+    let isBase64Encoded = contentType && isContentTypeBinary(contentType) ? true : false;
+    if (!isBase64Encoded) {
+      const contentEncoding = res.headers.get("content-encoding");
+      isBase64Encoded = isContentEncodingBinary(contentEncoding);
+    }
+    const body = isBase64Encoded ? encodeBase64(await res.arrayBuffer()) : await res.text();
+    const result = {
+      body,
+      statusCode: res.status,
+      isBase64Encoded,
+      ..."multiValueHeaders" in event && event.multiValueHeaders ? {
+        multiValueHeaders: {}
+      } : {
+        headers: {}
+      }
+    };
+    this.setCookies(event, res, result);
+    if (result.multiValueHeaders) {
+      res.headers.forEach((value, key) => {
+        result.multiValueHeaders[key] = [value];
+      });
+    } else {
+      res.headers.forEach((value, key) => {
+        result.headers[key] = value;
+      });
+    }
+    return result;
+  }
+  setCookies(event, res, result) {
+    if (res.headers.has("set-cookie")) {
+      const cookies = res.headers.getSetCookie ? res.headers.getSetCookie() : Array.from(res.headers.entries()).filter(([k]) => k === "set-cookie").map(([, v]) => v);
+      if (Array.isArray(cookies)) {
+        this.setCookiesToResult(result, cookies);
+        res.headers.delete("set-cookie");
+      }
+    }
+  }
+};
+var EventV2Processor = class extends EventProcessor {
+  getPath(event) {
+    return event.rawPath;
+  }
+  getMethod(event) {
+    return event.requestContext.http.method;
+  }
+  getQueryString(event) {
+    return event.rawQueryString;
+  }
+  getCookies(event, headers) {
+    if (Array.isArray(event.cookies)) {
+      headers.set("Cookie", event.cookies.join("; "));
+    }
+  }
+  setCookiesToResult(result, cookies) {
+    result.cookies = cookies;
+  }
+  getHeaders(event) {
+    const headers = new Headers();
+    this.getCookies(event, headers);
+    if (event.headers) {
+      for (const [k, v] of Object.entries(event.headers)) {
+        if (v) {
+          headers.set(k, v);
+        }
+      }
+    }
+    return headers;
+  }
+};
+var v2Processor = new EventV2Processor();
+var EventV1Processor = class extends EventProcessor {
+  getPath(event) {
+    return event.path;
+  }
+  getMethod(event) {
+    return event.httpMethod;
+  }
+  getQueryString(event) {
+    if (event.multiValueQueryStringParameters) {
+      return Object.entries(event.multiValueQueryStringParameters || {}).filter(([, value]) => value).map(
+        ([key, values]) => values.map((value) => `${encodeURIComponent(key)}=${encodeURIComponent(value)}`).join("&")
+      ).join("&");
+    } else {
+      return Object.entries(event.queryStringParameters || {}).filter(([, value]) => value).map(([key, value]) => `${encodeURIComponent(key)}=${encodeURIComponent(value || "")}`).join("&");
+    }
+  }
+  getCookies(event, headers) {
+  }
+  getHeaders(event) {
+    const headers = new Headers();
+    this.getCookies(event, headers);
+    if (event.headers) {
+      for (const [k, v] of Object.entries(event.headers)) {
+        if (v) {
+          headers.set(k, sanitizeHeaderValue(v));
+        }
+      }
+    }
+    if (event.multiValueHeaders) {
+      for (const [k, values] of Object.entries(event.multiValueHeaders)) {
+        if (values) {
+          const foundK = headers.get(k);
+          values.forEach((v) => {
+            const sanitizedValue = sanitizeHeaderValue(v);
+            return (!foundK || !foundK.includes(sanitizedValue)) && headers.append(k, sanitizedValue);
+          });
+        }
+      }
+    }
+    return headers;
+  }
+  setCookiesToResult(result, cookies) {
+    result.multiValueHeaders = {
+      "set-cookie": cookies
+    };
+  }
+};
+var v1Processor = new EventV1Processor();
+var ALBProcessor = class extends EventProcessor {
+  getHeaders(event) {
+    const headers = new Headers();
+    if (event.multiValueHeaders) {
+      for (const [key, values] of Object.entries(event.multiValueHeaders)) {
+        if (values && Array.isArray(values)) {
+          const sanitizedValue = sanitizeHeaderValue(values.join("; "));
+          headers.set(key, sanitizedValue);
+        }
+      }
+    } else {
+      for (const [key, value] of Object.entries(event.headers ?? {})) {
+        if (value) {
+          headers.set(key, sanitizeHeaderValue(value));
+        }
+      }
+    }
+    return headers;
+  }
+  getPath(event) {
+    return event.path;
+  }
+  getMethod(event) {
+    return event.httpMethod;
+  }
+  getQueryString(event) {
+    if (event.multiValueQueryStringParameters) {
+      return Object.entries(event.multiValueQueryStringParameters || {}).filter(([, value]) => value).map(([key, value]) => `${key}=${value.join(`&${key}=`)}`).join("&");
+    } else {
+      return Object.entries(event.queryStringParameters || {}).filter(([, value]) => value).map(([key, value]) => `${key}=${value}`).join("&");
+    }
+  }
+  getCookies(event, headers) {
+    let cookie;
+    if (event.multiValueHeaders) {
+      cookie = event.multiValueHeaders["cookie"]?.join("; ");
+    } else {
+      cookie = event.headers ? event.headers["cookie"] : void 0;
+    }
+    if (cookie) {
+      headers.append("Cookie", cookie);
+    }
+  }
+  setCookiesToResult(result, cookies) {
+    if (result.multiValueHeaders) {
+      result.multiValueHeaders["set-cookie"] = cookies;
+    } else {
+      result.headers["set-cookie"] = cookies.join(", ");
+    }
+  }
+};
+var albProcessor = new ALBProcessor();
+var LatticeV2Processor = class extends EventProcessor {
+  getPath(event) {
+    return event.path;
+  }
+  getMethod(event) {
+    return event.method;
+  }
+  getQueryString() {
+    return "";
+  }
+  getHeaders(event) {
+    const headers = new Headers();
+    if (event.headers) {
+      for (const [k, values] of Object.entries(event.headers)) {
+        if (values) {
+          const foundK = headers.get(k);
+          values.forEach((v) => {
+            const sanitizedValue = sanitizeHeaderValue(v);
+            return (!foundK || !foundK.includes(sanitizedValue)) && headers.append(k, sanitizedValue);
+          });
+        }
+      }
+    }
+    return headers;
+  }
+  getCookies() {
+  }
+  setCookiesToResult(result, cookies) {
+    result.headers = {
+      ...result.headers,
+      "set-cookie": cookies.join(", ")
+    };
+  }
+};
+var latticeV2Processor = new LatticeV2Processor();
+var getProcessor = (event) => {
+  if (isProxyEventALB(event)) {
+    return albProcessor;
+  }
+  if (isProxyEventV2(event)) {
+    return v2Processor;
+  }
+  if (isLatticeEventV2(event)) {
+    return latticeV2Processor;
+  }
+  return v1Processor;
+};
+var isProxyEventALB = (event) => {
+  if (event.requestContext) {
+    return Object.hasOwn(event.requestContext, "elb");
+  }
+  return false;
+};
+var isProxyEventV2 = (event) => {
+  return Object.hasOwn(event, "rawPath");
+};
+var isLatticeEventV2 = (event) => {
+  if (event.requestContext) {
+    return Object.hasOwn(event.requestContext, "serviceArn");
+  }
+  return false;
+};
+var defaultIsContentTypeBinary = (contentType) => {
+  return !/^text\/(?:plain|html|css|javascript|csv)|(?:\/|\+)(?:json|xml)\s*(?:;|$)/.test(
+    contentType
+  );
+};
+var isContentEncodingBinary = (contentEncoding) => {
+  if (contentEncoding === null) {
+    return false;
+  }
+  return /^(gzip|deflate|compress|br)/.test(contentEncoding);
+};
+export {
+  ALBProcessor,
+  EventProcessor,
+  EventV1Processor,
+  EventV2Processor,
+  LatticeV2Processor,
+  defaultIsContentTypeBinary,
+  getProcessor,
+  handle,
+  isContentEncodingBinary,
+  streamHandle
+};

backend/node_modules/hono/dist/adapter/aws-lambda/index.js

@@ -0,0 +1,7 @@
+// src/adapter/aws-lambda/index.ts
+import { handle, streamHandle, defaultIsContentTypeBinary } from "./handler.js";
+export {
+  defaultIsContentTypeBinary,
+  handle,
+  streamHandle
+};