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Remove executeSingle from FunctionItem node

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This commit is contained in:
dali 2021-02-17 08:51:02 +01:00
parent 735a7e6812
commit 81f33b4c04
1 changed files with 67 additions and 57 deletions
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124
packages/nodes-base/nodes/FunctionItem.node.ts
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@ -1,4 +1,4 @@
import { IExecuteSingleFunctions } from 'n8n-core';
import { IExecuteFunctions } from 'n8n-core';
import {
IBinaryKeyData,
IDataObject,
@ -40,74 +40,84 @@ export class FunctionItem implements INodeType {
],
};
async executeSingle(this: IExecuteSingleFunctions): Promise<INodeExecutionData> {
let item = this.getInputData();
async execute(this: IExecuteFunctions): Promise<INodeExecutionData[][]> {
const items = this.getInputData();
// Copy the items as they may get changed in the functions
item = JSON.parse(JSON.stringify(item));
const returnData: INodeExecutionData[] = [];
const length = items.length as unknown as number;
let item: INodeExecutionData;
// Define the global objects for the custom function
const sandbox = {
getBinaryData: (): IBinaryKeyData | undefined => {
return item.binary;
},
getNodeParameter: this.getNodeParameter,
getWorkflowStaticData: this.getWorkflowStaticData,
helpers: this.helpers,
item: item.json,
setBinaryData: (data: IBinaryKeyData) => {
item.binary = data;
},
};
for (let itemIndex = 0; itemIndex < length; itemIndex++) {
// Make it possible to access data via $node, $parameter, ...
const dataProxy = this.getWorkflowDataProxy();
Object.assign(sandbox, dataProxy);
item = items[itemIndex];
const options = {
console: 'inherit',
sandbox,
require: {
external: false as boolean | { modules: string[] },
builtin: [] as string[],
},
};
// Copy the items as they may get changed in the functions
item = JSON.parse(JSON.stringify(item));
if (process.env.NODE_FUNCTION_ALLOW_BUILTIN) {
options.require.builtin = process.env.NODE_FUNCTION_ALLOW_BUILTIN.split(',');
}
// Define the global objects for the custom function
const sandbox = {
getBinaryData: (): IBinaryKeyData | undefined => {
return item.binary;
},
getNodeParameter: this.getNodeParameter,
getWorkflowStaticData: this.getWorkflowStaticData,
helpers: this.helpers,
item: item.json,
setBinaryData: (data: IBinaryKeyData) => {
item.binary = data;
},
};
if (process.env.NODE_FUNCTION_ALLOW_EXTERNAL) {
options.require.external = { modules: process.env.NODE_FUNCTION_ALLOW_EXTERNAL.split(',') };
}
// Make it possible to access data via $node, $parameter, ...
const dataProxy = this.getWorkflowDataProxy(itemIndex);
Object.assign(sandbox, dataProxy);
const vm = new NodeVM(options);
const options = {
console: 'inherit',
sandbox,
require: {
external: false as boolean | { modules: string[] },
builtin: [] as string[],
},
};
// Get the code to execute
const functionCode = this.getNodeParameter('functionCode') as string;
if (process.env.NODE_FUNCTION_ALLOW_BUILTIN) {
options.require.builtin = process.env.NODE_FUNCTION_ALLOW_BUILTIN.split(',');
}
if (process.env.NODE_FUNCTION_ALLOW_EXTERNAL) {
options.require.external = { modules: process.env.NODE_FUNCTION_ALLOW_EXTERNAL.split(',') };
}
const vm = new NodeVM(options);
// Get the code to execute
const functionCode = this.getNodeParameter('functionCode', itemIndex) as string;
let jsonData: IDataObject;
try {
// Execute the function code
jsonData = await vm.run(`module.exports = async function() {${functionCode}}()`, __dirname);
} catch (e) {
return Promise.reject(e);
}
let jsonData: IDataObject;
try {
// Execute the function code
jsonData = await vm.run(`module.exports = async function() {${functionCode}}()`, __dirname);
} catch (e) {
return Promise.reject(e);
}
// Do very basic validation of the data
if (jsonData === undefined) {
throw new Error('No data got returned. Always an object has to be returned!');
}
// Do very basic validation of the data
if (jsonData === undefined) {
throw new Error('No data got returned. Always an object has to be returned!');
}
const returnItem: INodeExecutionData = {
json: jsonData,
};
const returnItem: INodeExecutionData = {
json: jsonData,
};
if (item.binary) {
returnItem.binary = item.binary;
}
return returnItem;
if (item.binary) {
returnItem.binary = item.binary;
}
returnData.push(returnItem);
}
return this.prepareOutputData(returnData);
}
}