27 lines
864 B
JavaScript
27 lines
864 B
JavaScript
var OptimizationLevel = require('../../../options/optimization-level').OptimizationLevel;
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function isNegative(value) {
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return value && value[1][0] == '-' && parseFloat(value[1]) < 0;
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}
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var plugin = {
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level1: {
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property: function padding(_rule, property, options) {
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var values = property.value;
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// remove multiple zeros
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if (values.length == 4 && values[0][1] === '0' && values[1][1] === '0' && values[2][1] === '0' && values[3][1] === '0') {
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property.value.splice(1);
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property.dirty = true;
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}
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// remove negative paddings
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if (options.level[OptimizationLevel.One].removeNegativePaddings && (isNegative(property.value[0]) || isNegative(property.value[1]) || isNegative(property.value[2]) || isNegative(property.value[3]))) {
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property.unused = true;
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}
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}
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}
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};
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module.exports = plugin;
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