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Fix for handling multiple tab autocomplete attempts #62

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Fix for handling multiple tab autocomplete attempts #62

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4fc9823
Removed unused variable
Aug 15, 2022
4f047f6
Implemented fix.
Aug 16, 2022
060def6
Fixed another issue whereby subsequent autocomplete attempts would no…
Aug 16, 2022
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19 changes: 12 additions & 7 deletions index.js
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Original file line number Diff line number Diff line change
Expand Up @@ -4,6 +4,7 @@ var fs = require('fs');
var stripAnsi = require('strip-ansi');
var term = 13; // carriage return


/**
* create -- sync function for reading user input from stdin
* @param {Object} config {
Expand Down Expand Up @@ -71,6 +72,7 @@ function create(config) {

var buf = Buffer.alloc(3);
var str = '', character, read;
var autoCompleteSearchTerm;

savedstr = '';

Expand All @@ -79,7 +81,6 @@ function create(config) {
}

var cycle = 0;
var prevComplete;

while (true) {
read = fs.readSync(fd, buf, 0, 3);
Expand Down Expand Up @@ -172,13 +173,11 @@ function create(config) {

// catch a TAB and implement autocomplete
if (character == 9) { // TAB
res = autocomplete(str);
// first TAB hit, save off original input
if(autoCompleteSearchTerm === undefined)
autoCompleteSearchTerm = str;

if (str == res[0]) {
res = autocomplete('');
} else {
prevComplete = res.length;
}
res = autocomplete(autoCompleteSearchTerm);

if (res.length == 0) {
process.stdout.write('\t');
Expand All @@ -190,8 +189,14 @@ function create(config) {
if (item) {
process.stdout.write('\r\u001b[K' + ask + item);
str = item;

insert = item.length;
}
} else {
// user entered anything other than TAB; reset from last use of autocomplete
autoCompleteSearchTerm = undefined;
// reset cycle - next time user hits tab might yield a different result list
cycle = 0;
}

if (character == 127 || (process.platform == 'win32' && character == 8)) { //backspace
Expand Down