/
variant-handler.test.ts
91 lines (85 loc) · 2.38 KB
/
variant-handler.test.ts
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
89
90
91
import { createGenerator } from '@unocss/core'
import { describe, expect, test } from 'vitest'
describe('variants', () => {
test('variant context is propagated', async () => {
const uno = createGenerator({
rules: [
['foo', { name: 'bar' }],
],
variants: [
{
match: (input: string) => {
const match = input.match(/^var:/)
if (match) {
return {
matcher: input.slice(match[0].length),
handler: (input, next) => next({
selector: '.selector',
entries: input.entries.map((entry) => {
entry[1] += ' !important'
return entry
}),
parent: '@supports',
layer: 'variant',
}),
}
}
},
},
],
})
const { css } = await uno.generate([
'foo',
'var:foo',
].join(' '), { preflights: false })
expect(css).toMatchSnapshot()
})
test('variant can stack', async () => {
const uno = createGenerator({
rules: [
['foo', { name: 'bar' }],
],
variants: [
{
multiPass: true,
match: (input: string) => {
const match = input.match(/^(first|second|third):/)
if (match) {
return {
matcher: input.slice(match[0].length),
handler: (input, next) => next({
...input,
selector: `${input.selector} > :${match[1]}`,
}),
}
}
},
},
{
multiPass: true,
match: (input: string) => {
const match = input.match(/^(one|two|three):/)
if (match) {
return {
matcher: input.slice(match[0].length),
handler: (input, next) => {
const result = next(input)
return {
...result,
selector: `${result.selector} + :${match[1]}`,
}
},
}
}
},
},
],
})
const { css } = await uno.generate([
'first:second:third:foo',
'one:two:three:foo',
'first:three:two:foo',
].join(' '), { preflights: false })
expect(css).toMatchSnapshot()
})
})