Blame view

天文台pc/tianwentai-ui/node_modules/@emotion/styled/src/base.tsx 6.79 KB
bc518174   王天杨   提交两个项目文件
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
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
  import isBrowser from '#is-browser'
  import isDevelopment from '#is-development'
  import { Theme, ThemeContext, withEmotionCache } from '@emotion/react'
  import { Interpolation, serializeStyles } from '@emotion/serialize'
  import { useInsertionEffectAlwaysWithSyncFallback } from '@emotion/use-insertion-effect-with-fallbacks'
  import {
    EmotionCache,
    getRegisteredStyles,
    insertStyles,
    registerStyles,
    SerializedStyles
  } from '@emotion/utils'
  import * as React from 'react'
  import { CreateStyled, ElementType, StyledOptions } from './types'
  import { composeShouldForwardProps, getDefaultShouldForwardProp } from './utils'
  export type {
    ArrayInterpolation,
    ComponentSelector,
    CSSObject,
    FunctionInterpolation,
    Interpolation
  } from '@emotion/serialize'
  
  const ILLEGAL_ESCAPE_SEQUENCE_ERROR = `You have illegal escape sequence in your template literal, most likely inside content's property value.
  Because you write your CSS inside a JavaScript string you actually have to do double escaping, so for example "content: '\\00d7';" should become "content: '\\\\00d7';".
  You can read more about this here:
  https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Template_literals#ES2018_revision_of_illegal_escape_sequences`
  
  const Insertion = ({
    cache,
    serialized,
    isStringTag
  }: {
    cache: EmotionCache
    serialized: SerializedStyles
    isStringTag: boolean
  }) => {
    registerStyles(cache, serialized, isStringTag)
  
    const rules = useInsertionEffectAlwaysWithSyncFallback(() =>
      insertStyles(cache, serialized, isStringTag)
    )
  
    if (!isBrowser && rules !== undefined) {
      let serializedNames = serialized.name
      let next = serialized.next
      while (next !== undefined) {
        serializedNames += ' ' + next.name
        next = next.next
      }
      return (
        <style
          {...{
            [`data-emotion`]: `${cache.key} ${serializedNames}`,
            dangerouslySetInnerHTML: { __html: rules },
            nonce: cache.sheet.nonce
          }}
        />
      )
    }
    return null
  }
  
  const createStyled = (tag: ElementType, options?: StyledOptions) => {
    if (isDevelopment) {
      if (tag === undefined) {
        throw new Error(
          'You are trying to create a styled element with an undefined component.\nYou may have forgotten to import it.'
        )
      }
    }
    const isReal = tag.__emotion_real === tag
    const baseTag = (isReal && tag.__emotion_base) || tag
  
    let identifierName: string | undefined
    let targetClassName: string | undefined
    if (options !== undefined) {
      identifierName = options.label
      targetClassName = options.target
    }
  
    const shouldForwardProp = composeShouldForwardProps(tag, options, isReal)
    const defaultShouldForwardProp =
      shouldForwardProp || getDefaultShouldForwardProp(baseTag)
    const shouldUseAs = !defaultShouldForwardProp('as')
  
    return function () {
      // eslint-disable-next-line prefer-rest-params
      let args = arguments as any as Array<
        TemplateStringsArray | Interpolation<Theme>
      >
      let styles =
        isReal && tag.__emotion_styles !== undefined
          ? tag.__emotion_styles.slice(0)
          : []
  
      if (identifierName !== undefined) {
        styles.push(`label:${identifierName};`)
      }
      if (
        args[0] == null ||
        (args[0] as TemplateStringsArray).raw === undefined
      ) {
        // eslint-disable-next-line prefer-spread
        styles.push.apply(styles, args)
      } else {
        const templateStringsArr = args[0] as TemplateStringsArray
        if (isDevelopment && templateStringsArr[0] === undefined) {
          console.error(ILLEGAL_ESCAPE_SEQUENCE_ERROR)
        }
        styles.push(templateStringsArr[0])
        let len = args.length
        let i = 1
        for (; i < len; i++) {
          if (isDevelopment && templateStringsArr[i] === undefined) {
            console.error(ILLEGAL_ESCAPE_SEQUENCE_ERROR)
          }
          styles.push(args[i], templateStringsArr[i])
        }
      }
  
      const Styled: ElementType = withEmotionCache(
        (props: Record<string, unknown>, cache, ref) => {
          const FinalTag =
            (shouldUseAs && (props.as as React.ElementType)) || baseTag
  
          let className = ''
          let classInterpolations: Interpolation<Theme>[] = []
          let mergedProps = props
          if (props.theme == null) {
            mergedProps = {}
            for (let key in props) {
              mergedProps[key] = props[key]
            }
            mergedProps.theme = React.useContext(ThemeContext)
          }
  
          if (typeof props.className === 'string') {
            className = getRegisteredStyles(
              cache.registered,
              classInterpolations,
              props.className
            )
          } else if (props.className != null) {
            className = `${props.className} `
          }
  
          const serialized = serializeStyles(
            styles.concat(classInterpolations),
            cache.registered,
            mergedProps
          )
          className += `${cache.key}-${serialized.name}`
          if (targetClassName !== undefined) {
            className += ` ${targetClassName}`
          }
  
          const finalShouldForwardProp =
            shouldUseAs && shouldForwardProp === undefined
              ? getDefaultShouldForwardProp(FinalTag)
              : defaultShouldForwardProp
  
          let newProps: Record<string, unknown> = {}
  
          for (let key in props) {
            if (shouldUseAs && key === 'as') continue
  
            if (finalShouldForwardProp(key)) {
              newProps[key] = props[key]
            }
          }
          newProps.className = className
          if (ref) {
            newProps.ref = ref
          }
  
          return (
            <>
              <Insertion
                cache={cache}
                serialized={serialized}
                isStringTag={typeof FinalTag === 'string'}
              />
              <FinalTag {...newProps} />
            </>
          )
        }
      )
  
      Styled.displayName =
        identifierName !== undefined
          ? identifierName
          : `Styled(${
              typeof baseTag === 'string'
                ? baseTag
                : baseTag.displayName || baseTag.name || 'Component'
            })`
  
      Styled.defaultProps = tag.defaultProps
      Styled.__emotion_real = Styled
      Styled.__emotion_base = baseTag
      Styled.__emotion_styles = styles
      Styled.__emotion_forwardProp = shouldForwardProp
  
      Object.defineProperty(Styled, 'toString', {
        value() {
          if (targetClassName === undefined && isDevelopment) {
            return 'NO_COMPONENT_SELECTOR'
          }
          return `.${targetClassName}`
        }
      })
      ;(Styled as any).withComponent = (
        nextTag: ElementType,
        nextOptions: StyledOptions
      ) => {
        const newStyled = createStyled(nextTag, {
          ...options,
          ...nextOptions,
          shouldForwardProp: composeShouldForwardProps(Styled, nextOptions, true)
        })
        return (newStyled as any)(...styles)
      }
  
      return Styled
    }
  }
  
  export default createStyled as CreateStyled