util-text-encoding.ts ➔ encodingFromStringOrByte - Code Metrics - Inspection of "Merge pull request #160 from pbricout/cleanup-stru..." - Zazama/node-id3 - Measure and Improve Code Quality continuously with Scrutinizer

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by Jan

created 2023-04-05 11:48 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

import iconv = require('iconv-lite')
import { isString } from "./util"

export function stringToEncodedBuffer(
    value: string,
    encodingByte: string | number
) {
    return iconv.encode(
        value,
        encodingFromStringOrByte(encodingByte)
    )
}

export function bufferToDecodedString(
    buffer: Buffer,
    encodingByte: string | number
) {
    return iconv.decode(
        buffer,
        encodingFromStringOrByte(encodingByte)
    ).replace(/\0/g, '')
}

function encodingFromStringOrByte(encoding: string | number) {
    const ENCODINGS = [
        'ISO-8859-1', 'UTF-16', 'UTF-16BE', 'UTF-8'
    ]

    if (isString(encoding) && ENCODINGS.includes(encoding)) {
        return encoding
    }
    if (
        typeof encoding === "number" &&
        encoding >= 0 && encoding < ENCODINGS.length
    ) {
        return ENCODINGS[encoding]
    }
    return ENCODINGS[0]
}



1			import iconv = require('iconv-lite')
2			import { isString } from "./util"
3
4			export function stringToEncodedBuffer(
5			value: string,
6			encodingByte: string \| number
7			) {
8			return iconv.encode(
9			value,
10			encodingFromStringOrByte(encodingByte)
11			)
12			}
13
14			export function bufferToDecodedString(
15			buffer: Buffer,
16			encodingByte: string \| number
17			) {
18			return iconv.decode(
19			buffer,
20			encodingFromStringOrByte(encodingByte)
21			).replace(/\0/g, '')
22			}
23
24			function encodingFromStringOrByte(encoding: string \| number) {
25			const ENCODINGS = [
26			'ISO-8859-1', 'UTF-16', 'UTF-16BE', 'UTF-8'
27			]
28
29			if (isString(encoding) && ENCODINGS.includes(encoding)) {
30			return encoding
31			}
32			if (
33			typeof encoding === "number" &&
34			encoding >= 0 && encoding < ENCODINGS.length
35			) {
36			return ENCODINGS[encoding]
37			}
38			return ENCODINGS[0]
39			}
40
41

Zazama / node-id3

Push — master ( 8caa6f...c37a57 )

util-text-encoding.ts ➔ encodingFromStringOrByte A

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