Fixup Join node to apply reduce_fixup asynchronously

This commit is contained in:
Nick O'Leary
2018-07-25 11:08:03 +01:00
parent 4609ee75b6
commit 9efd48fe51
2 changed files with 35 additions and 20 deletions

View File

@@ -266,7 +266,15 @@ module.exports = function(RED) {
function apply_f(exp, accum, count) {
exp.assign("N", count);
exp.assign("A", accum);
return RED.util.evaluateJSONataExpression(exp, {});
return new Promise((resolve,reject) => {
return RED.util.evaluateJSONataExpression(exp, {}, (err, result) => {
if (err) {
reject(err);
} else {
resolve(result);
}
});
});
}
function exp_or_undefined(exp) {
@@ -296,9 +304,12 @@ module.exports = function(RED) {
return msgs.reduce((promise, msg) => promise.then(accum => apply_r(reduce_exp, accum, msg, msg.parts.index, count)), Promise.resolve(accum))
.then(accum => {
if(reduce_fixup !== undefined) {
accum = apply_f(reduce_fixup, accum, count);
return apply_f(reduce_fixup, accum, count).then(accum => {
node.send({payload: accum});
});
} else {
node.send({payload: accum});
}
node.send({payload: accum});
});
}).catch(err => {
throw new Error(RED._("join.errors.invalid-expr",{error:e.message}));