49 lines
1.5 KiB
JavaScript
Vendored
49 lines
1.5 KiB
JavaScript
Vendored
var OptimizationLevel = require('../../../options/optimization-level').OptimizationLevel;
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var Marker = require('../../../tokenizer/marker');
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var CALC_DIVISION_WHITESPACE_PATTERN = /\) ?\/ ?/g;
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var COMMA_AND_SPACE_PATTERN = /, /g;
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var LINE_BREAK_PATTERN = /\r?\n/g;
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var MULTI_WHITESPACE_PATTERN = /\s+/g;
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var FUNCTION_CLOSING_BRACE_WHITESPACE_PATTERN = /\s+(;?\))/g;
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var FUNCTION_OPENING_BRACE_WHITESPACE_PATTERN = /(\(;?)\s+/g;
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var VARIABLE_NAME_PATTERN = /^--\S+$/;
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var VARIABLE_VALUE_PATTERN = /^var\(\s*--\S+\s*\)$/;
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var plugin = {
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level1: {
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value: function whitespace(name, value, options) {
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if (!options.level[OptimizationLevel.One].removeWhitespace) {
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return value;
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}
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if (VARIABLE_NAME_PATTERN.test(name) && !VARIABLE_VALUE_PATTERN.test(value)) {
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return value;
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}
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if ((value.indexOf(' ') == -1 && value.indexOf('\n') == -1) || value.indexOf('expression') === 0) {
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return value;
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}
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if (value.indexOf(Marker.SINGLE_QUOTE) > -1 || value.indexOf(Marker.DOUBLE_QUOTE) > -1) {
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return value;
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}
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value = value.replace(LINE_BREAK_PATTERN, '');
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value = value.replace(MULTI_WHITESPACE_PATTERN, ' ');
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if (value.indexOf('calc') > -1) {
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value = value.replace(CALC_DIVISION_WHITESPACE_PATTERN, ')/ ');
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}
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return value
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.replace(FUNCTION_OPENING_BRACE_WHITESPACE_PATTERN, '$1')
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.replace(FUNCTION_CLOSING_BRACE_WHITESPACE_PATTERN, '$1')
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.replace(COMMA_AND_SPACE_PATTERN, ',');
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}
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}
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};
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module.exports = plugin;
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