4cd4fd28
 郭伟龙
feat: 初始化项目
|
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
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
|
import merge from 'merge-source-map'
import { RawSourceMap } from 'source-map'
import { isFunction } from 'shared/util'
export type StylePreprocessor = (
source: string,
map: RawSourceMap | undefined,
options: {
[key: string]: any
additionalData?: string | ((source: string, filename: string) => string)
filename: string
}
) => StylePreprocessorResults
export interface StylePreprocessorResults {
code: string
map?: object
errors: Error[]
dependencies: string[]
}
// .scss/.sass processor
const scss: StylePreprocessor = (source, map, options) => {
const nodeSass = require('sass')
const finalOptions = {
...options,
data: getSource(source, options.filename, options.additionalData),
file: options.filename,
outFile: options.filename,
sourceMap: !!map
}
try {
const result = nodeSass.renderSync(finalOptions)
const dependencies = result.stats.includedFiles
if (map) {
return {
code: result.css.toString(),
map: merge(map, JSON.parse(result.map.toString())),
errors: [],
dependencies
}
}
return { code: result.css.toString(), errors: [], dependencies }
} catch (e: any) {
return { code: '', errors: [e], dependencies: [] }
}
}
const sass: StylePreprocessor = (source, map, options) =>
scss(source, map, {
...options,
indentedSyntax: true
})
// .less
const less: StylePreprocessor = (source, map, options) => {
const nodeLess = require('less')
let result: any
let error: Error | null = null
nodeLess.render(
getSource(source, options.filename, options.additionalData),
{ ...options, syncImport: true },
(err: Error | null, output: any) => {
error = err
result = output
}
)
if (error) return { code: '', errors: [error], dependencies: [] }
const dependencies = result.imports
if (map) {
return {
code: result.css.toString(),
map: merge(map, result.map),
errors: [],
dependencies: dependencies
}
}
return {
code: result.css.toString(),
errors: [],
dependencies: dependencies
}
}
// .styl
const styl: StylePreprocessor = (source, map, options) => {
const nodeStylus = require('stylus')
try {
const ref = nodeStylus(source)
Object.keys(options).forEach(key => ref.set(key, options[key]))
if (map) ref.set('sourcemap', { inline: false, comment: false })
const result = ref.render()
const dependencies = ref.deps()
if (map) {
return {
code: result,
map: merge(map, ref.sourcemap),
errors: [],
dependencies
}
}
return { code: result, errors: [], dependencies }
} catch (e: any) {
return { code: '', errors: [e], dependencies: [] }
}
}
function getSource(
source: string,
filename: string,
additionalData?: string | ((source: string, filename: string) => string)
) {
if (!additionalData) return source
if (isFunction(additionalData)) {
return additionalData(source, filename)
}
return additionalData + source
}
export type PreprocessLang = 'less' | 'sass' | 'scss' | 'styl' | 'stylus'
export const processors: Record<PreprocessLang, StylePreprocessor> = {
less,
sass,
scss,
styl,
stylus: styl
}
|