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CSV better handling of messages with incoming parts - to create array output

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and add tests (apologies for the massive reformat of test file) - but honestly there are two new tests
This commit is contained in:
Dave Conway-Jones 2021-03-11 12:47:54 +00:00
parent 16b9abbe92
commit df90e3414d
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2 changed files with 864 additions and 815 deletions
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13
packages/node_modules/@node-red/nodes/core/parsers/70-CSV.js vendored
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@ -158,19 +158,24 @@ module.exports = function(RED) {
var o = {}; // output object to build up
var a = []; // output array is needed for multiline option
var first = true; // is this the first line
var last = false;
var line = msg.payload;
var linecount = 0;
var tmp = "";
var has_parts = msg.hasOwnProperty("parts");
var reg = /^[-]?(?!E)(?!0\d)\d*\.?\d*(E-?\+?)?\d+$/i;
if (msg.hasOwnProperty("parts")) {
linecount = msg.parts.index;
if (msg.parts.index > node.skip) { first = false; }
if (msg.parts.hasOwnProperty("count") && (msg.parts.index+1 >= msg.parts.count)) { last = true; }
}
// For now we are just going to assume that any \r or \n means an end of line...
// got to be a weird csv that has singleton \r \n in it for another reason...
// Now process the whole file/line
var nocr = (line.match(/[\r\n]/g)||[]).length;
if (has_parts && node.multi === "mult" && nocr > 1) { tmp = ""; first = true; }
for (var i = 0; i < line.length; i++) {
if (first && (linecount < node.skip)) {
if (line[i] === "\n") { linecount += 1; }
@ -242,14 +247,14 @@ module.exports = function(RED) {
if (node.include_empty_strings && k[j] === "") o[template[j]] = k[j];
if (k[j] !== null && k[j] !== "") o[template[j]] = k[j];
}
if (JSON.stringify(o) !== "{}") { // don't send empty objects
a.push(o); // add to the array
}
var has_parts = msg.hasOwnProperty("parts");
if (node.multi !== "one") {
msg.payload = a;
if (has_parts) {
if (has_parts && nocr <= 1) {
if (JSON.stringify(o) !== "{}") {
node.store.push(o);
}
@ -287,8 +292,12 @@ module.exports = function(RED) {
newMessage.parts.count -= 1;
}
}
if (last) { newMessage.complete = true; }
send(newMessage);
}
if (has_parts && last && len === 0) {
send({complete:true});
}
}
node.linecount = 0;
done();

1666
test/nodes/core/parsers/70-CSV_spec.js
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