-
Notifications
You must be signed in to change notification settings - Fork 83
/
Dimension.js
44 lines (37 loc) · 1.05 KB
/
Dimension.js
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
var NUMBER = require('../../tokenizer').TYPE.Number;
// special reader for units to avoid adjoined IE hacks (i.e. '1px\9')
function readUnit(scanner) {
var unit = scanner.getTokenValue();
var backSlashPos = unit.indexOf('\\');
if (backSlashPos > 0) {
// patch token offset
scanner.tokenStart += backSlashPos;
// return part before backslash
return unit.substring(0, backSlashPos);
}
// no backslash in unit name
scanner.next();
return unit;
}
// number ident
module.exports = {
name: 'Dimension',
structure: {
value: String,
unit: String
},
parse: function() {
var start = this.scanner.tokenStart;
var value = this.scanner.consume(NUMBER);
var unit = readUnit(this.scanner);
return {
type: 'Dimension',
loc: this.getLocation(start, this.scanner.tokenStart),
value: value,
unit: unit
};
},
generate: function(processChunk, node) {
processChunk(node.value, node.unit);
}
};