forked from storybookjs/storybook
/
syntaxhighlighter.tsx
204 lines (176 loc) 路 5.76 KB
/
syntaxhighlighter.tsx
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
import React, {
ClipboardEvent,
ComponentProps,
FunctionComponent,
MouseEvent,
useState,
} from 'react';
import { logger } from '@storybook/client-logger';
import { styled } from '@storybook/theming';
import global from 'global';
import memoize from 'memoizerific';
// @ts-ignore
import jsx from 'react-syntax-highlighter/dist/esm/languages/prism/jsx';
// @ts-ignore
import bash from 'react-syntax-highlighter/dist/esm/languages/prism/bash';
// @ts-ignore
import css from 'react-syntax-highlighter/dist/esm/languages/prism/css';
// @ts-ignore
import jsExtras from 'react-syntax-highlighter/dist/esm/languages/prism/js-extras';
// @ts-ignore
import json from 'react-syntax-highlighter/dist/esm/languages/prism/json';
// @ts-ignore
import graphql from 'react-syntax-highlighter/dist/esm/languages/prism/graphql';
// @ts-ignore
import html from 'react-syntax-highlighter/dist/esm/languages/prism/markup';
// @ts-ignore
import md from 'react-syntax-highlighter/dist/esm/languages/prism/markdown';
// @ts-ignore
import yml from 'react-syntax-highlighter/dist/esm/languages/prism/yaml';
// @ts-ignore
import tsx from 'react-syntax-highlighter/dist/esm/languages/prism/tsx';
// @ts-ignore
import typescript from 'react-syntax-highlighter/dist/esm/languages/prism/typescript';
// @ts-ignore
import ReactSyntaxHighlighter from 'react-syntax-highlighter/dist/esm/prism-light';
import { ActionBar } from '../ActionBar/ActionBar';
import { ScrollArea } from '../ScrollArea/ScrollArea';
import { formatter } from './formatter';
import type { SyntaxHighlighterProps } from './syntaxhighlighter-types';
const { navigator, document, window: globalWindow } = global;
ReactSyntaxHighlighter.registerLanguage('jsextra', jsExtras);
ReactSyntaxHighlighter.registerLanguage('jsx', jsx);
ReactSyntaxHighlighter.registerLanguage('json', json);
ReactSyntaxHighlighter.registerLanguage('yml', yml);
ReactSyntaxHighlighter.registerLanguage('md', md);
ReactSyntaxHighlighter.registerLanguage('bash', bash);
ReactSyntaxHighlighter.registerLanguage('css', css);
ReactSyntaxHighlighter.registerLanguage('html', html);
ReactSyntaxHighlighter.registerLanguage('tsx', tsx);
ReactSyntaxHighlighter.registerLanguage('typescript', typescript);
ReactSyntaxHighlighter.registerLanguage('graphql', graphql);
const themedSyntax = memoize(2)((theme) =>
Object.entries(theme.code || {}).reduce((acc, [key, val]) => ({ ...acc, [`* .${key}`]: val }), {})
);
const copyToClipboard: (text: string) => Promise<void> = createCopyToClipboardFunction();
export function createCopyToClipboardFunction() {
if (navigator?.clipboard) {
return (text: string) => navigator.clipboard.writeText(text);
}
return async (text: string) => {
const tmp = document.createElement('TEXTAREA');
const focus = document.activeElement;
tmp.value = text;
document.body.appendChild(tmp);
tmp.select();
document.execCommand('copy');
document.body.removeChild(tmp);
focus.focus();
};
}
export interface WrapperProps {
bordered?: boolean;
padded?: boolean;
}
const Wrapper = styled.div<WrapperProps>(
({ theme }) => ({
position: 'relative',
overflow: 'hidden',
color: theme.color.defaultText,
}),
({ theme, bordered }) =>
bordered
? {
border: `1px solid ${theme.appBorderColor}`,
borderRadius: theme.borderRadius,
background: theme.background.content,
}
: {}
);
const Scroller = styled(({ children, className }) => (
<ScrollArea horizontal vertical className={className}>
{children}
</ScrollArea>
))(
{
position: 'relative',
},
({ theme }) => ({
'& code': {
paddingRight: theme.layoutMargin,
},
}),
({ theme }) => themedSyntax(theme)
);
export interface PreProps {
padded?: boolean;
}
const Pre = styled.pre<PreProps>(({ theme, padded }) => ({
display: 'flex',
justifyContent: 'flex-start',
margin: 0,
padding: padded ? theme.layoutMargin : 0,
}));
const Code = styled.code({
flex: 1,
paddingRight: 0,
opacity: 1,
});
export interface SyntaxHighlighterState {
copied: boolean;
}
type ReactSyntaxHighlighterProps = ComponentProps<typeof ReactSyntaxHighlighter>;
type Props = SyntaxHighlighterProps & ReactSyntaxHighlighterProps;
export const SyntaxHighlighter: FunctionComponent<Props> = ({
children,
language = 'jsx',
copyable = false,
bordered = false,
padded = false,
format = true,
className = null,
showLineNumbers = false,
...rest
}) => {
if (typeof children !== 'string' || !children.trim()) {
return null;
}
const highlightableCode = format ? formatter(children) : children.trim();
const [copied, setCopied] = useState(false);
const onClick = (e: MouseEvent<HTMLButtonElement> | ClipboardEvent<HTMLDivElement>) => {
e.preventDefault();
const textToCopy =
e.type !== 'click' && globalWindow.getSelection().toString() !== ''
? globalWindow.getSelection().toString()
: highlightableCode;
copyToClipboard(textToCopy)
.then(() => {
setCopied(true);
globalWindow.setTimeout(() => setCopied(false), 1500);
})
.catch(logger.error);
};
return (
<Wrapper bordered={bordered} padded={padded} className={className} onCopyCapture={onClick}>
<Scroller>
<ReactSyntaxHighlighter
padded={padded || bordered}
language={language}
showLineNumbers={showLineNumbers}
showInlineLineNumbers={showLineNumbers}
useInlineStyles={false}
PreTag={Pre}
CodeTag={Code}
lineNumberContainerStyle={{}}
{...rest}
>
{highlightableCode}
</ReactSyntaxHighlighter>
</Scroller>
{copyable ? (
<ActionBar actionItems={[{ title: copied ? 'Copied' : 'Copy', onClick }]} />
) : null}
</Wrapper>
);
};
export default SyntaxHighlighter;