Blame view

node_modules/postcss-convert-values/dist/lib/convert.js 1.76 KB
2a09d1a4   liuqimichale   添加宜春 天水 宣化
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
  'use strict';
  
  exports.__esModule = true;
  
  exports.default = function (number, unit, _ref) {
      var time = _ref.time,
          length = _ref.length,
          angle = _ref.angle;
  
      var value = dropLeadingZero(number) + (unit ? unit : '');
      var converted = void 0;
  
      if (length !== false && unit in lengthConv) {
          converted = transform(number, unit, lengthConv);
      }
  
      if (time !== false && unit in timeConv) {
          converted = transform(number, unit, timeConv);
      }
  
      if (angle !== false && unit in angleConv) {
          converted = transform(number, unit, angleConv);
      }
  
      if (converted && converted.length < value.length) {
          value = converted;
      }
  
      return value;
  };
  
  var lengthConv = {
      in: 96,
      px: 1,
      pt: 4 / 3,
      pc: 16
  };
  
  var timeConv = {
      s: 1000,
      ms: 1
  };
  
  var angleConv = {
      turn: 360,
      deg: 1
  };
  
  function dropLeadingZero(number) {
      var value = String(number);
  
      if (number % 1) {
          if (value[0] === '0') {
              return value.slice(1);
          }
  
          if (value[0] === '-' && value[1] === '0') {
              return '-' + value.slice(2);
          }
      }
  
      return value;
  }
  
  function transform(number, unit, conversion) {
      var one = void 0,
          base = void 0;
      var convertionUnits = Object.keys(conversion).filter(function (u) {
          if (conversion[u] === 1) {
              one = u;
          }
          return unit !== u;
      });
  
      if (unit === one) {
          base = number / conversion[unit];
      } else {
          base = number * conversion[unit];
      }
  
      return convertionUnits.map(function (u) {
          return dropLeadingZero(base / conversion[u]) + u;
      }).reduce(function (a, b) {
          return a.length < b.length ? a : b;
      });
  }
  
  module.exports = exports['default'];