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540 lines
18 KiB
540 lines
18 KiB
"use strict";
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// Copyright 2021-2024 Buf Technologies, Inc.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.reflect = reflect;
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exports.reflectList = reflectList;
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exports.reflectMap = reflectMap;
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const descriptors_js_1 = require("../descriptors.js");
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const reflect_check_js_1 = require("./reflect-check.js");
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const error_js_1 = require("./error.js");
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const unsafe_js_1 = require("./unsafe.js");
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const create_js_1 = require("../create.js");
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const wrappers_js_1 = require("../wkt/wrappers.js");
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const scalar_js_1 = require("./scalar.js");
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const proto_int64_js_1 = require("../proto-int64.js");
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const guard_js_1 = require("./guard.js");
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/**
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* Create a ReflectMessage.
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*/
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function reflect(messageDesc, message,
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/**
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* By default, field values are validated when setting them. For example,
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* a value for an uint32 field must be a ECMAScript Number >= 0.
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*
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* When field values are trusted, performance can be improved by disabling
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* checks.
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*/
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check = true) {
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return new ReflectMessageImpl(messageDesc, message, check);
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}
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class ReflectMessageImpl {
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get sortedFields() {
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var _a;
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return ((_a = this._sortedFields) !== null && _a !== void 0 ? _a : (this._sortedFields = this.desc.fields
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.concat()
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.sort((a, b) => a.number - b.number)));
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}
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constructor(messageDesc, message, check = true) {
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this.lists = new Map();
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this.maps = new Map();
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this.check = check;
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this.desc = messageDesc;
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this.message = this[unsafe_js_1.unsafeLocal] = message !== null && message !== void 0 ? message : (0, create_js_1.create)(messageDesc);
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this.fields = messageDesc.fields;
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this.oneofs = messageDesc.oneofs;
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this.members = messageDesc.members;
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}
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findNumber(number) {
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if (!this._fieldsByNumber) {
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this._fieldsByNumber = new Map(this.desc.fields.map((f) => [f.number, f]));
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}
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return this._fieldsByNumber.get(number);
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}
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oneofCase(oneof) {
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assertOwn(this.message, oneof);
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return (0, unsafe_js_1.unsafeOneofCase)(this.message, oneof);
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}
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isSet(field) {
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assertOwn(this.message, field);
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return (0, unsafe_js_1.unsafeIsSet)(this.message, field);
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}
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clear(field) {
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assertOwn(this.message, field);
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(0, unsafe_js_1.unsafeClear)(this.message, field);
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}
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get(field) {
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assertOwn(this.message, field);
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const value = (0, unsafe_js_1.unsafeGet)(this.message, field);
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switch (field.fieldKind) {
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case "list":
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// eslint-disable-next-line no-case-declarations
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let list = this.lists.get(field);
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if (!list || list[unsafe_js_1.unsafeLocal] !== value) {
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this.lists.set(field, (list = new ReflectListImpl(field, value, this.check)));
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}
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return list;
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case "map":
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// eslint-disable-next-line no-case-declarations
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let map = this.maps.get(field);
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if (!map || map[unsafe_js_1.unsafeLocal] !== value) {
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this.maps.set(field, (map = new ReflectMapImpl(field, value, this.check)));
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}
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return map;
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case "message":
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return messageToReflect(field, value, this.check);
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case "scalar":
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return (value === undefined
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? (0, scalar_js_1.scalarZeroValue)(field.scalar, false)
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: longToReflect(field, value));
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case "enum":
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return (value !== null && value !== void 0 ? value : field.enum.values[0].number);
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}
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}
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set(field, value) {
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assertOwn(this.message, field);
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if (this.check) {
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const err = (0, reflect_check_js_1.checkField)(field, value);
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if (err) {
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throw err;
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}
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}
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let local;
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if (field.fieldKind == "message") {
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local = messageToLocal(field, value);
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}
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else if ((0, guard_js_1.isReflectMap)(value) || (0, guard_js_1.isReflectList)(value)) {
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local = value[unsafe_js_1.unsafeLocal];
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}
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else {
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local = longToLocal(field, value);
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}
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(0, unsafe_js_1.unsafeSet)(this.message, field, local);
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}
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getUnknown() {
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return this.message.$unknown;
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}
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setUnknown(value) {
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this.message.$unknown = value;
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}
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}
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function assertOwn(owner, member) {
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if (member.parent.typeName !== owner.$typeName) {
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throw new error_js_1.FieldError(member, `cannot use ${member.toString()} with message ${owner.$typeName}`, "ForeignFieldError");
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}
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}
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/**
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* Create a ReflectList.
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*/
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function reflectList(field, unsafeInput,
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/**
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* By default, field values are validated when setting them. For example,
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* a value for an uint32 field must be a ECMAScript Number >= 0.
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*
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* When field values are trusted, performance can be improved by disabling
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* checks.
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*/
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check = true) {
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return new ReflectListImpl(field, unsafeInput !== null && unsafeInput !== void 0 ? unsafeInput : [], check);
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}
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class ReflectListImpl {
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field() {
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return this._field;
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}
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get size() {
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return this._arr.length;
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}
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constructor(field, unsafeInput, check) {
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this._field = field;
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this._arr = this[unsafe_js_1.unsafeLocal] = unsafeInput;
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this.check = check;
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}
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get(index) {
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const item = this._arr[index];
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return item === undefined
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? undefined
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: listItemToReflect(this._field, item, this.check);
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}
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set(index, item) {
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if (index < 0 || index >= this._arr.length) {
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throw new error_js_1.FieldError(this._field, `list item #${index + 1}: out of range`);
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}
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if (this.check) {
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const err = (0, reflect_check_js_1.checkListItem)(this._field, index, item);
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if (err) {
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throw err;
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}
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}
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this._arr[index] = listItemToLocal(this._field, item);
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}
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add(item) {
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if (this.check) {
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const err = (0, reflect_check_js_1.checkListItem)(this._field, this._arr.length, item);
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if (err) {
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throw err;
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}
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}
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this._arr.push(listItemToLocal(this._field, item));
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return undefined;
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}
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clear() {
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this._arr.splice(0, this._arr.length);
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}
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[Symbol.iterator]() {
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return this.values();
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}
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keys() {
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return this._arr.keys();
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}
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*values() {
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for (const item of this._arr) {
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yield listItemToReflect(this._field, item, this.check);
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}
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}
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*entries() {
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for (let i = 0; i < this._arr.length; i++) {
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yield [i, listItemToReflect(this._field, this._arr[i], this.check)];
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}
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}
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}
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/**
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* Create a ReflectMap.
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*/
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function reflectMap(field, unsafeInput,
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/**
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* By default, field values are validated when setting them. For example,
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* a value for an uint32 field must be a ECMAScript Number >= 0.
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*
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* When field values are trusted, performance can be improved by disabling
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* checks.
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*/
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check = true) {
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return new ReflectMapImpl(field, unsafeInput, check);
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}
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class ReflectMapImpl {
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constructor(field, unsafeInput, check = true) {
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this.obj = this[unsafe_js_1.unsafeLocal] = unsafeInput !== null && unsafeInput !== void 0 ? unsafeInput : {};
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this.check = check;
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this._field = field;
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}
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field() {
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return this._field;
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}
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set(key, value) {
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if (this.check) {
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const err = (0, reflect_check_js_1.checkMapEntry)(this._field, key, value);
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if (err) {
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throw err;
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}
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}
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this.obj[mapKeyToLocal(key)] = mapValueToLocal(this._field, value);
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return this;
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}
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delete(key) {
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const k = mapKeyToLocal(key);
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const has = Object.prototype.hasOwnProperty.call(this.obj, k);
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if (has) {
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delete this.obj[k];
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}
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return has;
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}
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clear() {
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for (const key of Object.keys(this.obj)) {
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delete this.obj[key];
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}
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}
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get(key) {
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let val = this.obj[mapKeyToLocal(key)];
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if (val !== undefined) {
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val = mapValueToReflect(this._field, val, this.check);
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}
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return val;
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}
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has(key) {
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return Object.prototype.hasOwnProperty.call(this.obj, mapKeyToLocal(key));
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}
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*keys() {
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for (const objKey of Object.keys(this.obj)) {
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yield mapKeyToReflect(objKey, this._field.mapKey);
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}
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}
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*entries() {
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for (const objEntry of Object.entries(this.obj)) {
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yield [
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mapKeyToReflect(objEntry[0], this._field.mapKey),
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mapValueToReflect(this._field, objEntry[1], this.check),
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];
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}
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}
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[Symbol.iterator]() {
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return this.entries();
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}
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get size() {
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return Object.keys(this.obj).length;
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}
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*values() {
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for (const val of Object.values(this.obj)) {
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yield mapValueToReflect(this._field, val, this.check);
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}
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}
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forEach(callbackfn, thisArg) {
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for (const mapEntry of this.entries()) {
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callbackfn.call(thisArg, mapEntry[1], mapEntry[0], this);
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}
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}
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}
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function messageToLocal(field, value) {
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if (!(0, guard_js_1.isReflectMessage)(value)) {
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return value;
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}
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if ((0, wrappers_js_1.isWrapper)(value.message) &&
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!field.oneof &&
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field.fieldKind == "message") {
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// Types from google/protobuf/wrappers.proto are unwrapped when used in
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// a singular field that is not part of a oneof group.
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return value.message.value;
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}
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if (value.desc.typeName == "google.protobuf.Struct" &&
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field.parent.typeName != "google.protobuf.Value") {
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// google.protobuf.Struct is represented with JsonObject when used in a
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// field, except when used in google.protobuf.Value.
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return wktStructToLocal(value.message);
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}
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return value.message;
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}
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function messageToReflect(field, value, check) {
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if (value !== undefined) {
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if ((0, wrappers_js_1.isWrapperDesc)(field.message) &&
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!field.oneof &&
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field.fieldKind == "message") {
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// Types from google/protobuf/wrappers.proto are unwrapped when used in
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// a singular field that is not part of a oneof group.
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value = {
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$typeName: field.message.typeName,
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value: longToReflect(field.message.fields[0], value),
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};
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}
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else if (field.message.typeName == "google.protobuf.Struct" &&
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field.parent.typeName != "google.protobuf.Value" &&
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(0, guard_js_1.isObject)(value)) {
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// google.protobuf.Struct is represented with JsonObject when used in a
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// field, except when used in google.protobuf.Value.
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value = wktStructToReflect(value);
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}
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}
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return new ReflectMessageImpl(field.message, value, check);
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}
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function listItemToLocal(field, value) {
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if (field.listKind == "message") {
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return messageToLocal(field, value);
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}
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return longToLocal(field, value);
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}
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function listItemToReflect(field, value, check) {
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if (field.listKind == "message") {
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return messageToReflect(field, value, check);
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}
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return longToReflect(field, value);
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}
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function mapValueToLocal(field, value) {
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if (field.mapKind == "message") {
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return messageToLocal(field, value);
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}
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return longToLocal(field, value);
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}
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function mapValueToReflect(field, value, check) {
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if (field.mapKind == "message") {
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return messageToReflect(field, value, check);
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}
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return value;
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}
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function mapKeyToLocal(key) {
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return typeof key == "string" || typeof key == "number" ? key : String(key);
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}
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/**
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* Converts a map key (any scalar value except float, double, or bytes) from its
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* representation in a message (string or number, the only possible object key
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* types) to the closest possible type in ECMAScript.
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*/
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function mapKeyToReflect(key, type) {
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switch (type) {
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case descriptors_js_1.ScalarType.STRING:
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return key;
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case descriptors_js_1.ScalarType.INT32:
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case descriptors_js_1.ScalarType.FIXED32:
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case descriptors_js_1.ScalarType.UINT32:
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case descriptors_js_1.ScalarType.SFIXED32:
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case descriptors_js_1.ScalarType.SINT32: {
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const n = Number.parseInt(key);
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if (Number.isFinite(n)) {
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return n;
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}
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break;
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}
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case descriptors_js_1.ScalarType.BOOL:
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switch (key) {
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case "true":
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return true;
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case "false":
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return false;
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}
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break;
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case descriptors_js_1.ScalarType.UINT64:
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case descriptors_js_1.ScalarType.FIXED64:
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try {
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return proto_int64_js_1.protoInt64.uParse(key);
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}
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catch (_a) {
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//
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}
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break;
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default:
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// INT64, SFIXED64, SINT64
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try {
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return proto_int64_js_1.protoInt64.parse(key);
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}
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catch (_b) {
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//
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}
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break;
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}
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return key;
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}
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function longToReflect(field, value) {
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// eslint-disable-next-line @typescript-eslint/switch-exhaustiveness-check
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switch (field.scalar) {
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case descriptors_js_1.ScalarType.INT64:
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case descriptors_js_1.ScalarType.SFIXED64:
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case descriptors_js_1.ScalarType.SINT64:
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if ("longAsString" in field &&
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field.longAsString &&
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typeof value == "string") {
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value = proto_int64_js_1.protoInt64.parse(value);
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}
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break;
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case descriptors_js_1.ScalarType.FIXED64:
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case descriptors_js_1.ScalarType.UINT64:
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if ("longAsString" in field &&
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field.longAsString &&
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typeof value == "string") {
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value = proto_int64_js_1.protoInt64.uParse(value);
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}
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break;
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}
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return value;
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}
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function longToLocal(field, value) {
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// eslint-disable-next-line @typescript-eslint/switch-exhaustiveness-check
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switch (field.scalar) {
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case descriptors_js_1.ScalarType.INT64:
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case descriptors_js_1.ScalarType.SFIXED64:
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case descriptors_js_1.ScalarType.SINT64:
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if ("longAsString" in field && field.longAsString) {
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value = String(value);
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}
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else if (typeof value == "string" || typeof value == "number") {
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value = proto_int64_js_1.protoInt64.parse(value);
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}
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break;
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case descriptors_js_1.ScalarType.FIXED64:
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case descriptors_js_1.ScalarType.UINT64:
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if ("longAsString" in field && field.longAsString) {
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value = String(value);
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}
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else if (typeof value == "string" || typeof value == "number") {
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value = proto_int64_js_1.protoInt64.uParse(value);
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}
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break;
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}
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return value;
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}
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|
function wktStructToReflect(json) {
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const struct = {
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|
$typeName: "google.protobuf.Struct",
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fields: {},
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};
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if ((0, guard_js_1.isObject)(json)) {
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for (const [k, v] of Object.entries(json)) {
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struct.fields[k] = wktValueToReflect(v);
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}
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}
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return struct;
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}
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|
function wktStructToLocal(val) {
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|
const json = {};
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for (const [k, v] of Object.entries(val.fields)) {
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json[k] = wktValueToLocal(v);
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}
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return json;
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}
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function wktValueToLocal(val) {
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|
switch (val.kind.case) {
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case "structValue":
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return wktStructToLocal(val.kind.value);
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|
case "listValue":
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|
return val.kind.value.values.map(wktValueToLocal);
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case "nullValue":
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case undefined:
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return null;
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default:
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return val.kind.value;
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}
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}
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function wktValueToReflect(json) {
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const value = {
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$typeName: "google.protobuf.Value",
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kind: { case: undefined },
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};
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|
// eslint-disable-next-line @typescript-eslint/switch-exhaustiveness-check -- invalid input is unselected kind
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switch (typeof json) {
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case "number":
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value.kind = { case: "numberValue", value: json };
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break;
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case "string":
|
|
value.kind = { case: "stringValue", value: json };
|
|
break;
|
|
case "boolean":
|
|
value.kind = { case: "boolValue", value: json };
|
|
break;
|
|
case "object":
|
|
if (json === null) {
|
|
const nullValue = 0;
|
|
value.kind = { case: "nullValue", value: nullValue };
|
|
}
|
|
else if (Array.isArray(json)) {
|
|
const listValue = {
|
|
$typeName: "google.protobuf.ListValue",
|
|
values: [],
|
|
};
|
|
if (Array.isArray(json)) {
|
|
for (const e of json) {
|
|
listValue.values.push(wktValueToReflect(e));
|
|
}
|
|
}
|
|
value.kind = {
|
|
case: "listValue",
|
|
value: listValue,
|
|
};
|
|
}
|
|
else {
|
|
value.kind = {
|
|
case: "structValue",
|
|
value: wktStructToReflect(json),
|
|
};
|
|
}
|
|
break;
|
|
}
|
|
return value;
|
|
}
|