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Add eachUpTo function (#690)

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toasted-nutbread 2020-07-26 16:50:56 -04:00 committed by GitHub
parent 2ed2b22d49
commit e153971cd4
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1 changed files with 19 additions and 1 deletions
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20
ext/bg/js/template-renderer.js
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@ -69,7 +69,8 @@ class TemplateRenderer {
['sanitizeCssClass', this._sanitizeCssClass.bind(this)],
['regexReplace', this._regexReplace.bind(this)],
['regexMatch', this._regexMatch.bind(this)],
['mergeTags', this._mergeTags.bind(this)]
['mergeTags', this._mergeTags.bind(this)],
['eachUpTo', this._eachUpTo.bind(this)]
];
for (const [name, helper] of helpers) {
@ -206,4 +207,21 @@ class TemplateRenderer {
return [...tags].join(', ');
}
_eachUpTo(context, iterable, maxCount, options) {
if (iterable) {
const results = [];
let any = false;
for (const entry of iterable) {
any = true;
if (results.length >= maxCount) { break; }
const processedEntry = options.fn(entry);
results.push(processedEntry);
}
if (any) {
return results.join('');
}
}
return options.inverse(context);
}
}