vue hello world项目
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var startsAsUrl = require('./starts-as-url');
var OptimizationLevel = require('../../../options/optimization-level').OptimizationLevel;
var DOT_ZERO_PATTERN = /(^|\D)\.0+(\D|$)/g;
var FRACTION_PATTERN = /\.([1-9]*)0+(\D|$)/g;
var LEADING_ZERO_FRACTION_PATTERN = /(^|\D)0\.(\d)/g;
var MINUS_ZERO_FRACTION_PATTERN = /([^\w\d\-]|^)\-0([^\.]|$)/g;
var ZERO_PREFIXED_UNIT_PATTERN = /(^|\s)0+([1-9])/g;
var plugin = {
level1: {
value: function fraction(name, value, options) {
if (!options.level[OptimizationLevel.One].replaceZeroUnits) {
return value;
}
if (startsAsUrl(value)) {
return value;
}
if (value.indexOf('0') == -1) {
return value;
}
if (value.indexOf('-') > -1) {
value = value
.replace(MINUS_ZERO_FRACTION_PATTERN, '$10$2')
.replace(MINUS_ZERO_FRACTION_PATTERN, '$10$2');
}
return value
.replace(ZERO_PREFIXED_UNIT_PATTERN, '$1$2')
.replace(DOT_ZERO_PATTERN, '$10$2')
.replace(FRACTION_PATTERN, function (match, nonZeroPart, suffix) {
return (nonZeroPart.length > 0 ? '.' : '') + nonZeroPart + suffix;
})
.replace(LEADING_ZERO_FRACTION_PATTERN, '$1.$2');
}
}
};
module.exports = plugin;