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Fix async loading of modules in function node

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This commit is contained in:
Nick O'Leary 2021-07-14 21:10:59 +01:00
parent cce6a47f11
commit 395b499856
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1 changed files with 20 additions and 19 deletions
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39
packages/node_modules/@node-red/nodes/core/function/10-function.js vendored
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@ -306,34 +306,35 @@ module.exports = function(RED) {
sandbox[vname] = null;
var spec = module.module;
if (spec && (spec !== "")) {
RED.import(module.module).then(lib => {
moduleLoadPromises.push(RED.import(module.module).then(lib => {
sandbox[vname] = lib;
}).catch(err => {
node.error(RED._("function.error.moduleLoadError",{module:module.spec, error:err.toString()}))
moduleErrors = true;
throw err;
});
}));
}
}
});
if (moduleErrors) {
throw new Error(RED._("function.error.externalModuleLoadError"));
}
}
const RESOLVING = 0;
const RESOLVED = 1;
const ERROR = 2;
var state = RESOLVING;
var messages = [];
var processMessage = (() => {});
node.on("input", function(msg,send,done) {
if(state === RESOLVING) {
messages.push({msg:msg, send:send, done:done});
}
else if(state === RESOLVED) {
processMessage(msg, send, done);
}
});
Promise.all(moduleLoadPromises).then(() => {
const RESOLVING = 0;
const RESOLVED = 1;
const ERROR = 2;
var state = RESOLVING;
var messages = [];
var processMessage = (() => {});
node.on("input", function(msg,send,done) {
if(state === RESOLVING) {
messages.push({msg:msg, send:send, done:done});
}
else if(state === RESOLVED) {
processMessage(msg, send, done);
}
});
var context = vm.createContext(sandbox);
try {
var iniScript = null;