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30 lines
2.9 KiB
JavaScript
30 lines
2.9 KiB
JavaScript
/**
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* TemplateTag transformer that trims whitespace on the end result of a tagged template
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* @param {String} side = '' - The side of the string to trim. Can be 'start' or 'end' (alternatively 'left' or 'right')
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* @return {Object} - a TemplateTag transformer
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*/
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var trimResultTransformer = function trimResultTransformer() {
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var side = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : '';
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return {
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onEndResult: function onEndResult(endResult) {
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if (side === '') {
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return endResult.trim();
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}
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side = side.toLowerCase();
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if (side === 'start' || side === 'left') {
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return endResult.replace(/^\s*/, '');
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}
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if (side === 'end' || side === 'right') {
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return endResult.replace(/\s*$/, '');
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}
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throw new Error('Side not supported: ' + side);
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}
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};
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};
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export default trimResultTransformer;
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//# sourceMappingURL=data:application/json;charset=utf-8;base64,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