Fix Node16 module resolution with @bufbuild/protoplugin

packages/protobuf/src/codegen-info.ts

@@ -20,17 +20,42 @@ import {
 import { getUnwrappedFieldType } from "./private/field-wrapper.js";
 import { scalarDefaultValue } from "./private/scalars.js";
 import { reifyWkt } from "./private/reify-wkt.js";
+import type {
+  DescEnum,
+  DescEnumValue,
+  DescField,
+  DescMessage,
+  DescMethod,
+  DescOneof,
+  DescService,
+} from "./descriptor-set";
+import { LongType, ScalarType } from "./field.js";
 
 interface CodegenInfo {
+  /**
+   * Name of the runtime library NPM package.
+   */
   readonly packageName: string;
-  readonly localName: typeof localName;
+  readonly localName: (
+    desc:
+      | DescEnum
+      | DescEnumValue
+      | DescMessage
+      | DescOneof
+      | DescField
+      | DescService
+      | DescMethod,
+  ) => string;
   readonly symbols: Record<RuntimeSymbolName, RuntimeSymbolInfo>;
-  readonly getUnwrappedFieldType: typeof getUnwrappedFieldType;
+  readonly getUnwrappedFieldType: (field: DescField) => ScalarType | undefined;
   readonly wktSourceFiles: readonly string[];
-  readonly scalarDefaultValue: typeof scalarDefaultValue;
+  readonly scalarDefaultValue: (type: ScalarType, longType: LongType) => any; // eslint-disable-line @typescript-eslint/no-explicit-any
+  /**
+   * @deprecated please use reifyWkt from @bufbuild/protoplugin/ecmascript instead
+   */
   readonly reifyWkt: typeof reifyWkt;
-  readonly safeIdentifier: typeof safeIdentifier;
-  readonly safeObjectProperty: typeof safeObjectProperty;
+  readonly safeIdentifier: (name: string) => string;
+  readonly safeObjectProperty: (name: string) => string;
 }
 
 type RuntimeSymbolName =
@@ -64,7 +89,7 @@ type RuntimeSymbolInfo = {
 const packageName = "@bufbuild/protobuf";
 
 export const codegenInfo: CodegenInfo = {
-  packageName,
+  packageName: "@bufbuild/protobuf",
   localName,
   reifyWkt,
   getUnwrappedFieldType,
@@ -108,4 +133,4 @@ export const codegenInfo: CodegenInfo = {
     "google/protobuf/type.proto",
     "google/protobuf/wrappers.proto",
   ],
-} as const;
+};

packages/protobuf/src/private/options-map.ts

@@ -12,7 +12,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-import type { JsonValue } from "../json-format";
+import type { JsonValue } from "../json-format.js";
 
 /**
  *

packages/protobuf/src/private/reify-wkt.ts

@@ -91,6 +91,8 @@ type DescWkt =
     };
 
 /**
+ * @deprecated please use reifyWkt from @bufbuild/protoplugin/ecmascript instead
+ *
  * Reifies a given DescMessage into a more concrete object representing its
  * respective well-known type.  The returned object will contain properties
  * representing the WKT's defined fields.

packages/protoplugin/src/ecmascript/index.ts

@@ -13,14 +13,14 @@
 // limitations under the License.
 
 import { codegenInfo } from "@bufbuild/protobuf";
-
+export { reifyWkt } from "./reify-wkt.js";
 export { Target } from "./target.js";
 export { Schema } from "./schema.js";
 export { RuntimeImports } from "./runtime-imports.js";
 export { GeneratedFile, FileInfo, Printable } from "./generated-file.js";
 export { ImportSymbol } from "./import-symbol.js";
 
-export const { localName, reifyWkt } = codegenInfo;
+export const { localName } = codegenInfo;
 
 export {
   createJsDocBlock,

packages/protoplugin/src/ecmascript/reify-wkt.ts

@@ -0,0 +1,292 @@
+// Copyright 2021-2023 Buf Technologies, Inc.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+import type { DescField, DescMessage, DescOneof } from "@bufbuild/protobuf";
+import { ScalarType } from "@bufbuild/protobuf";
+
+type DescWkt =
+  | {
+      typeName: "google.protobuf.Any";
+      typeUrl: DescField;
+      value: DescField;
+    }
+  | {
+      typeName: "google.protobuf.Timestamp";
+      seconds: DescField;
+      nanos: DescField;
+    }
+  | {
+      typeName: "google.protobuf.Duration";
+      seconds: DescField;
+      nanos: DescField;
+    }
+  | {
+      typeName: "google.protobuf.Struct";
+      fields: DescField & { fieldKind: "map" };
+    }
+  | {
+      typeName: "google.protobuf.Value";
+      kind: DescOneof;
+      nullValue: DescField & { fieldKind: "enum" };
+      numberValue: DescField;
+      stringValue: DescField;
+      boolValue: DescField;
+      structValue: DescField & { fieldKind: "message" };
+      listValue: DescField & { fieldKind: "message" };
+    }
+  | {
+      typeName: "google.protobuf.ListValue";
+      values: DescField & { fieldKind: "message" };
+    }
+  | {
+      typeName: "google.protobuf.FieldMask";
+      paths: DescField;
+    }
+  | {
+      typeName: "google.protobuf.DoubleValue";
+      value: DescField & { fieldKind: "scalar" };
+    }
+  | {
+      typeName: "google.protobuf.FloatValue";
+      value: DescField & { fieldKind: "scalar" };
+    }
+  | {
+      typeName: "google.protobuf.Int64Value";
+      value: DescField & { fieldKind: "scalar" };
+    }
+  | {
+      typeName: "google.protobuf.UInt64Value";
+      value: DescField & { fieldKind: "scalar" };
+    }
+  | {
+      typeName: "google.protobuf.Int32Value";
+      value: DescField & { fieldKind: "scalar" };
+    }
+  | {
+      typeName: "google.protobuf.UInt32Value";
+      value: DescField & { fieldKind: "scalar" };
+    }
+  | {
+      typeName: "google.protobuf.BoolValue";
+      value: DescField & { fieldKind: "scalar" };
+    }
+  | {
+      typeName: "google.protobuf.StringValue";
+      value: DescField & { fieldKind: "scalar" };
+    }
+  | {
+      typeName: "google.protobuf.BytesValue";
+      value: DescField & { fieldKind: "scalar" };
+    };
+
+/**
+ * Reifies a given DescMessage into a more concrete object representing its
+ * respective well-known type.  The returned object will contain properties
+ * representing the WKT's defined fields.
+ *
+ * Useful during code generation when immediate access to a particular field
+ * is needed without having to search the object's typename and DescField list.
+ *
+ * Returns undefined if the WKT cannot be completely constructed via the
+ * DescMessage.
+ */
+export function reifyWkt(message: DescMessage): DescWkt | undefined {
+  switch (message.typeName) {
+    case "google.protobuf.Any": {
+      const typeUrl = message.fields.find(
+        (f) =>
+          f.number == 1 &&
+          f.fieldKind == "scalar" &&
+          f.scalar === ScalarType.STRING,
+      );
+      const value = message.fields.find(
+        (f) =>
+          f.number == 2 &&
+          f.fieldKind == "scalar" &&
+          f.scalar === ScalarType.BYTES,
+      );
+      if (typeUrl && value) {
+        return {
+          typeName: message.typeName,
+          typeUrl,
+          value,
+        };
+      }
+      break;
+    }
+    case "google.protobuf.Timestamp": {
+      const seconds = message.fields.find(
+        (f) =>
+          f.number == 1 &&
+          f.fieldKind == "scalar" &&
+          f.scalar === ScalarType.INT64,
+      );
+      const nanos = message.fields.find(
+        (f) =>
+          f.number == 2 &&
+          f.fieldKind == "scalar" &&
+          f.scalar === ScalarType.INT32,
+      );
+      if (seconds && nanos) {
+        return {
+          typeName: message.typeName,
+          seconds,
+          nanos,
+        };
+      }
+      break;
+    }
+    case "google.protobuf.Duration": {
+      const seconds = message.fields.find(
+        (f) =>
+          f.number == 1 &&
+          f.fieldKind == "scalar" &&
+          f.scalar === ScalarType.INT64,
+      );
+      const nanos = message.fields.find(
+        (f) =>
+          f.number == 2 &&
+          f.fieldKind == "scalar" &&
+          f.scalar === ScalarType.INT32,
+      );
+      if (seconds && nanos) {
+        return {
+          typeName: message.typeName,
+          seconds,
+          nanos,
+        };
+      }
+      break;
+    }
+    case "google.protobuf.Struct": {
+      const fields = message.fields.find((f) => f.number == 1 && !f.repeated);
+      if (
+        fields?.fieldKind !== "map" ||
+        fields.mapValue.kind !== "message" ||
+        fields.mapValue.message.typeName !== "google.protobuf.Value"
+      ) {
+        break;
+      }
+      return { typeName: message.typeName, fields };
+    }
+    case "google.protobuf.Value": {
+      const kind = message.oneofs.find((o) => o.name === "kind");
+      const nullValue = message.fields.find(
+        (f) => f.number == 1 && f.oneof === kind,
+      );
+      if (
+        nullValue?.fieldKind !== "enum" ||
+        nullValue.enum.typeName !== "google.protobuf.NullValue"
+      ) {
+        return undefined;
+      }
+      const numberValue = message.fields.find(
+        (f) =>
+          f.number == 2 &&
+          f.fieldKind == "scalar" &&
+          f.scalar === ScalarType.DOUBLE &&
+          f.oneof === kind,
+      );
+      const stringValue = message.fields.find(
+        (f) =>
+          f.number == 3 &&
+          f.fieldKind == "scalar" &&
+          f.scalar === ScalarType.STRING &&
+          f.oneof === kind,
+      );
+      const boolValue = message.fields.find(
+        (f) =>
+          f.number == 4 &&
+          f.fieldKind == "scalar" &&
+          f.scalar === ScalarType.BOOL &&
+          f.oneof === kind,
+      );
+      const structValue = message.fields.find(
+        (f) => f.number == 5 && f.oneof === kind,
+      );
+      if (
+        structValue?.fieldKind !== "message" ||
+        structValue.message.typeName !== "google.protobuf.Struct"
+      ) {
+        return undefined;
+      }
+      const listValue = message.fields.find(
+        (f) => f.number == 6 && f.oneof === kind,
+      );
+      if (
+        listValue?.fieldKind !== "message" ||
+        listValue.message.typeName !== "google.protobuf.ListValue"
+      ) {
+        return undefined;
+      }
+      if (kind && numberValue && stringValue && boolValue) {
+        return {
+          typeName: message.typeName,
+          kind,
+          nullValue,
+          numberValue,
+          stringValue,
+          boolValue,
+          structValue,
+          listValue,
+        };
+      }
+      break;
+    }
+    case "google.protobuf.ListValue": {
+      const values = message.fields.find((f) => f.number == 1 && f.repeated);
+      if (
+        values?.fieldKind != "message" ||
+        values.message.typeName !== "google.protobuf.Value"
+      ) {
+        break;
+      }
+      return { typeName: message.typeName, values };
+    }
+    case "google.protobuf.FieldMask": {
+      const paths = message.fields.find(
+        (f) =>
+          f.number == 1 &&
+          f.fieldKind == "scalar" &&
+          f.scalar === ScalarType.STRING &&
+          f.repeated,
+      );
+      if (paths) {
+        return { typeName: message.typeName, paths };
+      }
+      break;
+    }
+    case "google.protobuf.DoubleValue":
+    case "google.protobuf.FloatValue":
+    case "google.protobuf.Int64Value":
+    case "google.protobuf.UInt64Value":
+    case "google.protobuf.Int32Value":
+    case "google.protobuf.UInt32Value":
+    case "google.protobuf.BoolValue":
+    case "google.protobuf.StringValue":
+    case "google.protobuf.BytesValue": {
+      const value = message.fields.find(
+        (f) => f.number == 1 && f.name == "value",
+      );
+      if (!value) {
+        break;
+      }
+      if (value.fieldKind !== "scalar") {
+        break;
+      }
+      return { typeName: message.typeName, value };
+    }
+  }
+  return undefined;
+}