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chore: Switch to eslint

This commit is contained in:
Dmitry Shirokov 2020-09-23 12:16:38 +10:00
parent 985ece3cab
commit f2aa0dc231
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14 changed files with 708 additions and 152 deletions
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2
.eslintignore Normal file
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lib
jest.config.js

11
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@ -0,0 +1,11 @@
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}
}

694
package-lock.json generated
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@ -455,6 +455,53 @@
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"v8-compile-cache": {
"version": "2.1.1",
"resolved": "https://registry.npmjs.org/v8-compile-cache/-/v8-compile-cache-2.1.1.tgz",
"integrity": "sha512-8OQ9CL+VWyt3JStj7HX7/ciTL2V3Rl1Wf5OL+SNTm0yK1KvtReVulksyeRnCANHHuUxHlQig+JJDlUhBt1NQDQ==",
"dev": true
},
"v8-to-istanbul": {
"version": "5.0.1",
"resolved": "https://registry.npmjs.org/v8-to-istanbul/-/v8-to-istanbul-5.0.1.tgz",
@ -13362,6 +13919,15 @@
"integrity": "sha1-tSQ9jz7BqjXxNkYFvA0QNuMKtp8=",
"dev": true
},
"write": {
"version": "1.0.3",
"resolved": "https://registry.npmjs.org/write/-/write-1.0.3.tgz",
"integrity": "sha512-/lg70HAjtkUgWPVZhZcm+T4hkL8Zbtp1nFNOn3lRrxnlv50SRBv7cR7RqR+GMsd3hUXy9hWBo4CHTbFTcOYwig==",
"dev": true,
"requires": {
"mkdirp": "^0.5.1"
}
},
"write-file-atomic": {
"version": "3.0.3",
"resolved": "https://registry.npmjs.org/write-file-atomic/-/write-file-atomic-3.0.3.tgz",

6
package.json
View File

@ -14,7 +14,7 @@
},
"scripts": {
"build": "rm -rf lib/* && tsc",
"lint": "tslint -p tsconfig.json -c tslint.json",
"lint": "eslint . --ext .js,.jsx,.ts,.tsx",
"lint:types": "tsc --noEmit",
"format": "prettier --write ./src/**/*.ts",
"format:check": "prettier --list-different ./src/**/*.ts",
@ -34,11 +34,13 @@
"devDependencies": {
"@types/jest": "^26.0.14",
"@types/node": "^14.11.2",
"@typescript-eslint/eslint-plugin": "^4.2.0",
"@typescript-eslint/parser": "^4.2.0",
"eslint": "^7.9.0",
"jest": "^26.4.2",
"prettier": "^2.0.2",
"semantic-release": "^17.1.2",
"ts-jest": "^26.4.0",
"tslint": "^6.1.0",
"typescript": "^4.0.3"
},
"keywords": [

2
src/encoding/iso2022.test.ts
View File

@ -1,7 +1,7 @@
import * as chardet from '..';
describe('ISO-2022', () => {
var base = __dirname + '/../test/data/encodings';
const base = __dirname + '/../test/data/encodings';
it('should return ISO-2022-JP', () => {
expect(chardet.detectFileSync(base + '/iso2022jp')).toBe('ISO-2022-JP');

20
src/encoding/iso2022.ts
View File

@ -1,6 +1,6 @@
import { Context, Recogniser } from '.';
var match = require('../match').default;
const match = require('../match').default;
/**
* This is a superclass for the individual detectors for
@ -29,16 +29,16 @@ class ISO_2022 implements Recogniser {
* @return match quality, in the range of 0-100.
*/
var i, j;
var escN;
var hits = 0;
var misses = 0;
var shifts = 0;
var quality;
let i, j;
let escN;
let hits = 0;
let misses = 0;
let shifts = 0;
let quality;
// TODO: refactor me
var text = det.fInputBytes;
var textLen = det.fInputLen;
const text = det.fInputBytes;
const textLen = det.fInputLen;
scanInput: for (i = 0; i < textLen; i++) {
if (text[i] == 0x1b) {
@ -47,7 +47,7 @@ class ISO_2022 implements Recogniser {
escN < this.escapeSequences.length;
escN++
) {
var seq = this.escapeSequences[escN];
const seq = this.escapeSequences[escN];
if (textLen - i < seq.length) continue checkEscapes;

2
src/encoding/mbcs.test.ts
View File

@ -1,7 +1,7 @@
import * as chardet from '..';
describe('Multibyte Character Sets', () => {
var base = __dirname + '/../test/data/encodings';
const base = __dirname + '/../test/data/encodings';
it('should return Shift_JIS', () => {
expect(chardet.detectFileSync(base + '/shiftjis')).toBe('Shift_JIS');

39
src/encoding/mbcs.ts
View File

@ -1,5 +1,5 @@
import { Context, Recogniser } from '.';
var match = require('../match').default;
const match = require('../match').default;
/**
* Binary search implementation (recursive)
@ -18,7 +18,7 @@ function binarySearch(arr: number[], searchValue: number) {
There is a bug in the above line;
Joshua Bloch suggests the following replacement:
*/
var mid = Math.floor((left + right) >>> 1);
const mid = Math.floor((left + right) >>> 1);
if (searchValue > arr[mid]) return find(arr, searchValue, mid + 1, right);
if (searchValue < arr[mid]) return find(arr, searchValue, left, mid - 1);
@ -68,7 +68,7 @@ class IteratedChar {
this.done = true;
return -1;
}
var byteValue = det.fRawInput[this.nextIndex++] & 0x00ff;
const byteValue = det.fRawInput[this.nextIndex++] & 0x00ff;
return byteValue;
}
}
@ -98,14 +98,14 @@ class mbcs implements Recogniser {
* bits 8-15: The match reason, an enum-like value.
*/
match(det: Context) {
var singleByteCharCount = 0, //TODO Do we really need this?
let singleByteCharCount = 0, //TODO Do we really need this?
doubleByteCharCount = 0,
commonCharCount = 0,
badCharCount = 0,
totalCharCount = 0,
confidence = 0;
var iter = new IteratedChar();
const iter = new IteratedChar();
detectBlock: {
for (iter.reset(); this.nextChar(iter, det); ) {
@ -113,7 +113,7 @@ class mbcs implements Recogniser {
if (iter.error) {
badCharCount++;
} else {
var cv = iter.charValue & 0xffffffff;
const cv = iter.charValue & 0xffffffff;
if (cv <= 0xff) {
singleByteCharCount++;
@ -171,8 +171,8 @@ class mbcs implements Recogniser {
// Frequency of occurrence statistics exist.
//
// @ts-ignore
var maxVal = Math.log(parseFloat(doubleByteCharCount) / 4);
var scaleFactor = 90.0 / maxVal;
const maxVal = Math.log(parseFloat(doubleByteCharCount) / 4);
const scaleFactor = 90.0 / maxVal;
confidence = Math.floor(
Math.log(commonCharCount + 1) * scaleFactor + 10
);
@ -278,14 +278,13 @@ export class sjis extends mbcs {
iter.index = iter.nextIndex;
iter.error = false;
var firstByte;
firstByte = iter.charValue = iter.nextByte(det);
const firstByte = iter.charValue = iter.nextByte(det);
if (firstByte < 0) return false;
if (firstByte <= 0x7f || (firstByte > 0xa0 && firstByte <= 0xdf))
return true;
var secondByte = iter.nextByte(det);
const secondByte = iter.nextByte(det);
if (secondByte < 0) return false;
iter.charValue = (firstByte << 8) | secondByte;
@ -418,14 +417,14 @@ export class big5 extends mbcs {
iter.index = iter.nextIndex;
iter.error = false;
var firstByte = (iter.charValue = iter.nextByte(det));
const firstByte = (iter.charValue = iter.nextByte(det));
if (firstByte < 0) return false;
// single byte character.
if (firstByte <= 0x7f || firstByte == 0xff) return true;
var secondByte = iter.nextByte(det);
const secondByte = iter.nextByte(det);
if (secondByte < 0) return false;
@ -450,9 +449,9 @@ export class big5 extends mbcs {
function eucNextChar(iter: IteratedChar, det: Context) {
iter.index = iter.nextIndex;
iter.error = false;
var firstByte = 0;
var secondByte = 0;
var thirdByte = 0;
let firstByte = 0;
let secondByte = 0;
let thirdByte = 0;
//int fourthByte = 0;
buildChar: {
firstByte = iter.charValue = iter.nextByte(det);
@ -763,10 +762,10 @@ export class gb_18030 extends mbcs {
nextChar(iter: IteratedChar, det: Context) {
iter.index = iter.nextIndex;
iter.error = false;
var firstByte = 0;
var secondByte = 0;
var thirdByte = 0;
var fourthByte = 0;
let firstByte = 0;
let secondByte = 0;
let thirdByte = 0;
let fourthByte = 0;
buildChar: {
firstByte = iter.charValue = iter.nextByte(det);
if (firstByte < 0) {

2
src/encoding/sbcs.test.ts
View File

@ -1,7 +1,7 @@
import * as chardet from '..';
describe('Singlebyte Character Sets', () => {
var base = __dirname + '/../test/data/encodings';
const base = __dirname + '/../test/data/encodings';
it('should return ISO-8859-1 (English)', () => {
expect(chardet.detectFileSync(base + '/iso88591_en')).toBe('ISO-8859-1');

32
src/encoding/sbcs.ts
View File

@ -1,13 +1,13 @@
import { Context, Recogniser } from '../encoding/index';
var match = require('../match').default;
const match = require('../match').default;
/**
* This class recognizes single-byte encodings. Because the encoding scheme is so
* simple, language statistics are used to do the matching.
*/
var N_GRAM_MASK = 0xffffff;
const N_GRAM_MASK = 0xffffff;
class NGramParser {
byteIndex: number = 0;
@ -31,7 +31,7 @@ class NGramParser {
* Binary search for value in table, which must have exactly 64 entries.
*/
search(table: number[], value: number) {
var index = 0;
let index = 0;
if (table[index + 32] <= value) index += 32;
if (table[index + 16] <= value) index += 16;
@ -65,12 +65,12 @@ class NGramParser {
}
parse(det: Context, spaceCh: number) {
var b,
let b,
ignoreSpace = false;
this.spaceChar = spaceCh;
while ((b = this.nextByte(det)) >= 0) {
var mb = this.byteMap[b];
const mb = this.byteMap[b];
// TODO: 0x20 might not be a space in all character sets...
if (mb != 0) {
@ -85,7 +85,7 @@ class NGramParser {
// TODO: Is this OK? The buffer could have ended in the middle of a word...
this.addByte(this.spaceChar);
var rawPercent = this.hitCount / this.ngramCount;
const rawPercent = this.hitCount / this.ngramCount;
// TODO - This is a bit of a hack to take care of a case
// were we were getting a confidence of 135...
@ -125,29 +125,29 @@ class sbcs implements Recogniser {
}
match(det: Context) {
var ngrams = this.ngrams();
const ngrams = this.ngrams();
if (isFlatNgrams(ngrams)) {
var parser = new NGramParser(ngrams, this.byteMap());
var confidence = parser.parse(det, this.spaceChar);
const parser = new NGramParser(ngrams, this.byteMap());
const confidence = parser.parse(det, this.spaceChar);
return confidence <= 0 ? null : match(det, this, confidence);
}
var bestConfidenceSoFar = -1;
var lang = null;
let bestConfidenceSoFar = -1;
let lang = null;
for (var i = ngrams.length - 1; i >= 0; i--) {
var ngl = ngrams[i];
for (let i = ngrams.length - 1; i >= 0; i--) {
const ngl = ngrams[i];
var parser = new NGramParser(ngl.fNGrams, this.byteMap());
var confidence = parser.parse(det, this.spaceChar);
const parser = new NGramParser(ngl.fNGrams, this.byteMap());
const confidence = parser.parse(det, this.spaceChar);
if (confidence > bestConfidenceSoFar) {
bestConfidenceSoFar = confidence;
lang = ngl.fLang;
}
}
var name = this.name(det);
const name = this.name(det);
return bestConfidenceSoFar <= 0
? null
: match(det, this, bestConfidenceSoFar, name, lang);

2
src/encoding/unicode.test.ts
View File

@ -1,7 +1,7 @@
import * as chardet from '..';
describe('Unicode', () => {
var base = __dirname + '/../test/data/encodings';
const base = __dirname + '/../test/data/encodings';
it('should return UTF-16LE', () => {
expect(chardet.detectFileSync(base + '/utf16le')).toBe('UTF-16LE');

14
src/encoding/unicode.ts
View File

@ -11,7 +11,7 @@ export class UTF_16BE implements Recogniser {
}
match(det: Context) {
var input = det.fRawInput;
const input = det.fRawInput;
if (
input.length >= 2 &&
@ -31,7 +31,7 @@ export class UTF_16LE implements Recogniser {
return 'UTF-16LE';
}
match(det: Context) {
var input = det.fRawInput;
const input = det.fRawInput;
if (
input.length >= 2 &&
@ -65,12 +65,12 @@ class UTF_32 implements Recogniser, WithGetChar {
}
match(det: Context) {
var input = det.fRawInput,
limit = (det.fRawLength / 4) * 4,
numValid = 0,
let numValid = 0,
numInvalid = 0,
hasBOM = false,
confidence = 0;
const limit = (det.fRawLength / 4) * 4
const input = det.fRawInput;
if (limit == 0) {
return null;
@ -80,8 +80,8 @@ class UTF_32 implements Recogniser, WithGetChar {
hasBOM = true;
}
for (var i = 0; i < limit; i += 4) {
var ch = this.getChar(input, i);
for (let i = 0; i < limit; i += 4) {
const ch = this.getChar(input, i);
if (ch < 0 || ch >= 0x10ffff || (ch >= 0xd800 && ch <= 0xdfff)) {
numInvalid += 1;

11
src/encoding/utf8.ts
View File

@ -1,6 +1,5 @@
import { Context, Recogniser } from '.';
var match = require('../match').default;
const match = require('../match').default;
export default class Utf8 implements Recogniser {
name() {
@ -8,12 +7,12 @@ export default class Utf8 implements Recogniser {
}
match(det: Context) {
var hasBOM = false,
let hasBOM = false,
numValid = 0,
numInvalid = 0,
input = det.fRawInput,
trailBytes = 0,
confidence;
const input = det.fRawInput
if (
det.fRawLength >= 3 &&
@ -25,8 +24,8 @@ export default class Utf8 implements Recogniser {
}
// Scan for multi-byte sequences
for (var i = 0; i < det.fRawLength; i++) {
var b = input[i];
for (let i = 0; i < det.fRawLength; i++) {
const b = input[i];
if ((b & 0x80) == 0) continue; // ASCII
// Hi bit on char found. Figure out how long the sequence should be

23
tslint.json
View File

@ -1,23 +0,0 @@
{
"extends": "tslint:recommended",
"rules": {
"interface-name": [true, "never-prefix"],
"quotemark": [true, "single"],
"no-bitwise": false,
"trailing-comma": [
true,
{
"multiline": {
"objects": "always",
"arrays": "always",
"functions": "never",
"typeLiterals": "ignore"
},
"esSpecCompliant": true
}
],
"object-literal-sort-keys": false,
"radix": false,
"forin": false
}
}