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Add join and concat utility functions for template rendering (#1559)

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toasted-nutbread 2021-03-26 19:07:43 -04:00 committed by GitHub
parent a756ce85c0
commit a14caaeab9
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1 changed files with 15 additions and 1 deletions
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16
ext/js/templates/template-renderer.js
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@ -108,7 +108,9 @@ class TemplateRenderer {
['noop', this._noop.bind(this)],
['isMoraPitchHigh', this._isMoraPitchHigh.bind(this)],
['getKanaMorae', this._getKanaMorae.bind(this)],
['typeof', this._getTypeof.bind(this)]
['typeof', this._getTypeof.bind(this)],
['join', this._join.bind(this)],
['concat', this._concat.bind(this)]
];
for (const [name, helper] of helpers) {
@ -414,4 +416,16 @@ class TemplateRenderer {
const value = (ii > 0 ? args[0] : args[ii].fn(context));
return typeof value;
}
_join(context, ...args) {
return args.length > 1 ? args.slice(1, args.length - 1).flat().join(args[0]) : '';
}
_concat(context, ...args) {
let result = '';
for (let i = 0, ii = args.length - 1; i < ii; ++i) {
result += args[i];
}
return result;
}
}