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fix(eval): be able to throw protocol like errors (#4551)

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This commit is contained in:
Joel Einbinder
2019-06-10 17:35:40 -07:00
committed by Andrey Lushnikov
parent 6a50888d34
commit b2f94909a1
2 changed files with 17 additions and 11 deletions
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20
lib/ExecutionContext.js
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@@ -42,18 +42,10 @@ class ExecutionContext {
/**
* @param {Function|string} pageFunction
* @param {...*} args
* @return {!Promise<(!Object|undefined)>}
* @return {!Promise<*>}
*/
async evaluate(pageFunction, ...args) {
try {
return await this._evaluateInternal(true /* returnByValue */, pageFunction, ...args);
} catch (error) {
if (error.message.includes('Object reference chain is too long'))
return;
if (error.message.includes('Object couldn\'t be returned by value'))
return;
throw error;
}
return await this._evaluateInternal(true /* returnByValue */, pageFunction, ...args);
}
/**
@@ -66,9 +58,10 @@ class ExecutionContext {
}
/**
* @param {boolean} returnByValue
* @param {Function|string} pageFunction
* @param {...*} args
* @return {!Promise<!JSHandle>}
* @return {!Promise<*>}
*/
async _evaluateInternal(returnByValue, pageFunction, ...args) {
const suffix = `//# sourceURL=${EVALUATION_SCRIPT_URL}`;
@@ -165,6 +158,11 @@ class ExecutionContext {
* @return {!Protocol.Runtime.evaluateReturnValue}
*/
function rewriteError(error) {
if (error.message.includes('Object reference chain is too long'))
return {result: {type: 'undefined'}};
if (error.message.includes('Object couldn\'t be returned by value'))
return {result: {type: 'undefined'}};
if (error.message.endsWith('Cannot find context with specified id'))
throw new Error('Execution context was destroyed, most likely because of a navigation.');
throw error;