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[autocomplete] refactor getCurrentWord

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This commit is contained in:
Shish 2023-12-29 10:35:23 +00:00
parent 8eb13f59e6
commit 15a07205fd
1 changed files with 20 additions and 11 deletions
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31
ext/autocomplete/script.js
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@ -2,6 +2,25 @@ let completions_el = document.createElement('ul');
completions_el.className = 'autocomplete_completions'; completions_el.className = 'autocomplete_completions';
completions_el.id = 'completions'; completions_el.id = 'completions';
/**
* Find the word currently being typed in the given element
*
* @param {HTMLInputElement} element
* @returns {string}
*/
function getCurrentWord(element) {
let text = element.value;
let pos = element.selectionStart;
var start = text.lastIndexOf(' ', pos-1);
if(start === -1) {
start = 0;
}
else {
start++; // skip the space
}
return text.substring(start, pos);
}
/** /**
* Whenever input changes, look at what word is currently * Whenever input changes, look at what word is currently
* being typed, and fetch completions for it. * being typed, and fetch completions for it.
@ -11,18 +30,8 @@ completions_el.id = 'completions';
function updateCompletions(element) { function updateCompletions(element) {
highlightCompletion(element, -1); highlightCompletion(element, -1);
let text = element.value;
let pos = element.selectionStart;
// get the word before the cursor // get the word before the cursor
var start = text.lastIndexOf(' ', pos-1); var word = getCurrentWord(element);
if(start === -1) {
start = 0;
}
else {
start++; // skip the space
}
var word = text.substring(start, pos);
// search for completions // search for completions
if(element.completer_timeout !== null) { if(element.completer_timeout !== null) {