util-text-encoding.ts ➔ encodingFromStringOrByte - Code Metrics - Inspection of "Validate text encoding and cleanup util-text-encod..." - Zazama/node-id3 - Measure and Improve Code Quality continuously with Scrutinizer

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Pull Request — master (#171)

unknown

created 2023-04-23 20:42 UTC

util-text-encoding.ts ➔ encodingFromStringOrByte A

↳ Parent: src/util-text-encoding.ts

Complexity

Conditions

Size

Total Lines	16
Code Lines	13

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
eloc	13
dl	0
loc	16
rs	9.75
c	0
b	0
f	0
cc	3

1 Function

Rating	Name	Duplication	Size	Complexity
A	util-text-encoding.ts ➔ validateEncoding	0	6	2

import iconv = require('iconv-lite')
import { TextEncoding } from './definitions/Encoding'

export function stringToEncodedBuffer(
    value: string,
    encoding: TextEncoding
) {
    return iconv.encode(
        value,
        convertTextEncodingToIconEncoding(encoding)
    )
}

export function bufferToDecodedString(
    buffer: Buffer,
    encoding: TextEncoding
) {
    return iconv.decode(
        buffer,
        convertTextEncodingToIconEncoding(encoding)
    ).replace(/\0/g, '')
}

const TO_ICON_ENCODING = {
    [TextEncoding.ISO_8859_1]: 'ISO-8859-1',
    [TextEncoding.UTF_16_WITH_BOM]: 'UTF-16',
    [TextEncoding.UTF_16_BE]: 'UTF-16BE',
    [TextEncoding.UTF_8]: 'UTF-8'
} satisfies Record<TextEncoding, string>

export function validateEncoding(encoding: number): TextEncoding {
    if (encoding in TO_ICON_ENCODING) {
        return encoding as TextEncoding
    }
    throw new RangeError(`Unknown encoding value ${encoding}`)
}

function convertTextEncodingToIconEncoding(encoding: TextEncoding) {
    return TO_ICON_ENCODING[validateEncoding(encoding)]
}



1			import iconv = require('iconv-lite')
2			import { TextEncoding } from './definitions/Encoding'
3
4			export function stringToEncodedBuffer(
5			value: string,
6			encoding: TextEncoding
7			) {
8			return iconv.encode(
9			value,
10			convertTextEncodingToIconEncoding(encoding)
11			)
12			}
13
14			export function bufferToDecodedString(
15			buffer: Buffer,
16			encoding: TextEncoding
17			) {
18			return iconv.decode(
19			buffer,
20			convertTextEncodingToIconEncoding(encoding)
21			).replace(/\0/g, '')
22			}
23
24			const TO_ICON_ENCODING = {
25			[TextEncoding.ISO_8859_1]: 'ISO-8859-1',
26			[TextEncoding.UTF_16_WITH_BOM]: 'UTF-16',
27			[TextEncoding.UTF_16_BE]: 'UTF-16BE',
28			[TextEncoding.UTF_8]: 'UTF-8'
29			} satisfies Record<TextEncoding, string>
30
31			export function validateEncoding(encoding: number): TextEncoding {
32			if (encoding in TO_ICON_ENCODING) {
33			return encoding as TextEncoding
34			}
35			throw new RangeError(`Unknown encoding value ${encoding}`)
36			}
37
38			function convertTextEncodingToIconEncoding(encoding: TextEncoding) {
39			return TO_ICON_ENCODING[validateEncoding(encoding)]
40			}
41
42

Zazama / node-id3

Pull Request — master (#171)

util-text-encoding.ts ➔ encodingFromStringOrByte A

Complexity

Size

Duplication

Importance

1 Function

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