mirror of https://github.com/jkjoy/sunpeiwen.git
39 lines
1.1 KiB
JavaScript
39 lines
1.1 KiB
JavaScript
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'use strict';
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var TYPES = require('../parsers').TYPES;
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var valueType = require('../parsers').valueType;
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var parseMeasurement = require('../parsers').parseMeasurement;
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var absoluteSizes = ['xx-small', 'x-small', 'small', 'medium', 'large', 'x-large', 'xx-large'];
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var relativeSizes = ['larger', 'smaller'];
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module.exports.isValid = function(v) {
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var type = valueType(v.toLowerCase());
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return (
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type === TYPES.LENGTH ||
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type === TYPES.PERCENT ||
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(type === TYPES.KEYWORD && absoluteSizes.indexOf(v.toLowerCase()) !== -1) ||
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(type === TYPES.KEYWORD && relativeSizes.indexOf(v.toLowerCase()) !== -1)
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);
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};
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function parse(v) {
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const valueAsString = String(v).toLowerCase();
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const optionalArguments = absoluteSizes.concat(relativeSizes);
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const isOptionalArgument = optionalArguments.some(
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stringValue => stringValue.toLowerCase() === valueAsString
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);
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return isOptionalArgument ? valueAsString : parseMeasurement(v);
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}
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module.exports.definition = {
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set: function(v) {
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this._setProperty('font-size', parse(v));
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},
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get: function() {
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return this.getPropertyValue('font-size');
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},
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enumerable: true,
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configurable: true,
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};
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