@remotion/renderer
Version:
Render Remotion videos using Node.js or Bun
175 lines (174 loc) • 7.63 kB
JavaScript
;
/* eslint-disable no-new-func */
/* eslint-disable no-new */
/**
* Copyright 2017 Google Inc. All rights reserved.
*
* 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.
*/
var __classPrivateFieldGet = (this && this.__classPrivateFieldGet) || function (receiver, state, kind, f) {
if (kind === "a" && !f) throw new TypeError("Private accessor was defined without a getter");
if (typeof state === "function" ? receiver !== state || !f : !state.has(receiver)) throw new TypeError("Cannot read private member from an object whose class did not declare it");
return kind === "m" ? f : kind === "a" ? f.call(receiver) : f ? f.value : state.get(receiver);
};
var _ExecutionContext_instances, _ExecutionContext_evaluate;
Object.defineProperty(exports, "__esModule", { value: true });
exports.ExecutionContext = exports.EVALUATION_SCRIPT_URL = void 0;
const JSHandle_1 = require("./JSHandle");
const util_1 = require("./util");
exports.EVALUATION_SCRIPT_URL = 'pptr://__puppeteer_evaluation_script__';
const SOURCE_URL_REGEX = /^[\x20\t]*\/\/[@#] sourceURL=\s*(\S*?)\s*$/m;
class ExecutionContext {
constructor(client, contextPayload, world) {
_ExecutionContext_instances.add(this);
this._client = client;
this._world = world;
this._contextId = contextPayload.id;
this._contextName = contextPayload.name;
}
frame() {
return this._world ? this._world.frame() : null;
}
evaluate(pageFunction, ...args) {
return __classPrivateFieldGet(this, _ExecutionContext_instances, "m", _ExecutionContext_evaluate).call(this, true, pageFunction, ...args);
}
evaluateHandle(pageFunction, ...args) {
return __classPrivateFieldGet(this, _ExecutionContext_instances, "m", _ExecutionContext_evaluate).call(this, false, pageFunction, ...args);
}
}
exports.ExecutionContext = ExecutionContext;
_ExecutionContext_instances = new WeakSet(), _ExecutionContext_evaluate = async function _ExecutionContext_evaluate(returnByValue, pageFunction, ...args) {
const suffix = `//# sourceURL=${exports.EVALUATION_SCRIPT_URL}`;
if ((0, util_1.isString)(pageFunction)) {
const contextId = this._contextId;
const expression = pageFunction;
const expressionWithSourceUrl = SOURCE_URL_REGEX.test(expression)
? expression
: expression + '\n' + suffix;
const { value: { exceptionDetails: _details, result: _remoteObject }, } = await this._client
.send('Runtime.evaluate', {
expression: expressionWithSourceUrl,
contextId,
returnByValue,
awaitPromise: true,
userGesture: true,
})
.catch(rewriteError);
if (_details) {
throw new Error('Evaluation failed: ' + (0, util_1.getExceptionMessage)(_details));
}
return returnByValue
? (0, util_1.valueFromRemoteObject)(_remoteObject)
: (0, JSHandle_1._createJSHandle)(this, _remoteObject);
}
if (typeof pageFunction !== 'function') {
throw new Error(`Expected to get |string| or |function| as the first argument, but got "${pageFunction}" instead.`);
}
let functionText = pageFunction.toString();
try {
new Function('(' + functionText + ')');
}
catch (error) {
// This means we might have a function shorthand. Try another
// time prefixing 'function '.
if (functionText.startsWith('async ')) {
functionText =
'async function ' + functionText.substring('async '.length);
}
else {
functionText = 'function ' + functionText;
}
try {
new Function('(' + functionText + ')');
}
catch (_error) {
// We tried hard to serialize, but there's a weird beast here.
throw new Error('Passed function is not well-serializable!');
}
}
let callFunctionOnPromise;
try {
callFunctionOnPromise = this._client.send('Runtime.callFunctionOn', {
functionDeclaration: functionText + '\n' + suffix + '\n',
executionContextId: this._contextId,
arguments: args.map(convertArgument.bind(this)),
returnByValue,
awaitPromise: true,
userGesture: true,
});
}
catch (error) {
if (error instanceof TypeError &&
error.message.startsWith('Converting circular structure to JSON')) {
error.message += ' Recursive objects are not allowed.';
}
throw error;
}
const { value: { exceptionDetails, result: remoteObject }, } = await callFunctionOnPromise.catch(rewriteError);
if (exceptionDetails) {
throw new Error('Evaluation failed: ' + (0, util_1.getExceptionMessage)(exceptionDetails));
}
return returnByValue
? (0, util_1.valueFromRemoteObject)(remoteObject)
: (0, JSHandle_1._createJSHandle)(this, remoteObject);
function convertArgument(arg) {
if (typeof arg === 'bigint') {
// eslint-disable-line valid-typeof
return { unserializableValue: `${arg.toString()}n` };
}
if (Object.is(arg, -0)) {
return { unserializableValue: '-0' };
}
if (Object.is(arg, Infinity)) {
return { unserializableValue: 'Infinity' };
}
if (Object.is(arg, -Infinity)) {
return { unserializableValue: '-Infinity' };
}
if (Object.is(arg, NaN)) {
return { unserializableValue: 'NaN' };
}
const objectHandle = arg && arg instanceof JSHandle_1.JSHandle ? arg : null;
if (objectHandle) {
if (objectHandle._context !== this) {
throw new Error('JSHandles can be evaluated only in the context they were created!');
}
if (objectHandle._disposed) {
throw new Error('JSHandle is disposed!');
}
if (objectHandle._remoteObject.unserializableValue) {
return {
unserializableValue: objectHandle._remoteObject.unserializableValue,
};
}
if (!objectHandle._remoteObject.objectId) {
return { value: objectHandle._remoteObject.value };
}
return { objectId: objectHandle._remoteObject.objectId };
}
return { value: arg };
}
function rewriteError(error) {
if (error.message.includes('Object reference chain is too long')) {
return { value: { result: { type: 'undefined' } }, size: 1 };
}
if (error.message.includes("Object couldn't be returned by value")) {
return { value: { result: { type: 'undefined' } }, size: 1 };
}
if (error.message.endsWith('Cannot find context with specified id') ||
error.message.endsWith('Inspected target navigated or closed')) {
throw new Error('Execution context was destroyed, most likely because of a navigation.');
}
throw error;
}
};