no-dupe-characters-character-class.ts

import { SnapshotRuleTester } from "eslint-snapshot-rule-tester"
import rule from "../../../lib/rules/no-dupe-characters-character-class"

const tester = new SnapshotRuleTester({
    languageOptions: {
        ecmaVersion: "latest",
        sourceType: "module",
    },
})

tester.run("no-dupe-characters-character-class", rule as any, {
    valid: [
        "var re = /[a-zA-Z0-9\\s]/",
        "/[abc]/",
        "/[a][a][a]/",
        "/[0-9\\D]/",
        "/[\\S \\f\\n\\r\\t\\v\\u00a0\\u1680\\u2000-\\u200a\\u2028\\u2029\\u202f\\u205f\\u3000\\ufeff]/",
        "/\\s \\f\\n\\r\\t\\v\\u00a0\\u1680\\u2000-\\u200a\\u2028\\u2029\\u202f\\u205f\\u3000\\ufeff/",
        "/[\\WA-Za-z0-9_]/",
        "/[\\w \\/-:]/",
        "/[\\w\\p{L}]/u",
        "/\\p{ASCII}abc/u",
        String.raw`/[\u1fff-\u2020\s]/`,
        String.raw`/[\q{a}\q{ab}\q{abc}[\w--[ab]][\w&&b]]/v`,
        // error
        "var r = new RegExp('[\\\\wA-Za-z0-9_][invalid');",
    ],
    invalid: [
        "var re = /[\\\\(\\\\)]/",
        "var re = /[a-z\\\\s]/",
        "/[aaa]/",
        "/[0-9\\d]/",
        "/[\\f\\u000C]/",
        "RegExp(/[bb]/)",
        "/[\\s \\f\\n\\r\\t\\v\\u00a0\\u1680\\u180e\\u2000-\\u200a\\u2028\\u2029\\u202f\\u205f\\u3000\\ufeff]/",
        "/[\\t\t \\u0009]/",
        "/[\\wA-Z a-z:0-9,_]/",
        "/[!-z_abc-]/",
        "/[\\w_abc-][\\s \\t\\r\\n\\u2000\\u3000]/",
        "/[a-z a-z]/",
        "/[a-z A-Z]/i",
        "/[a-d e-h_d-e+c-d]/",
        "/[3-6 3-6_2-4+5-7]/",
        "/[3-6 3-6_5-7]/",
        "/[\\s\\s \\s]/",
        "/[\\S\\S \\sa]/",
        "/[\\d 0-9_!-z]/",
        "/[\\W\\W\\w \\d\\d\\D]/",
        "/[\\p{ASCII}\\P{ASCII}\\p{Script=Hiragana}\\P{Script=Hiragana}\\p{ASCII}\\p{Script=Hiragana}]/u",
        "/[\\p{ASCII} abc\\P{ASCII}]/u",
        "/[\\P{Script=Hiragana} abc\\p{Script=Hiragana}]/u",
        "/[\\w /-7+8-:]/",
        "/[ -/\\s]/",
        "/[\\wA-_]/",
        String.raw`/[\w0-z]/`,
        String.raw`/[\t-\uFFFF\s]/`,
        "/[\\Sa]/",
        "/[a-z\\p{L}]/u",
        "/[\\d\\p{ASCII}]/u",
        "/[\\t\\s]/",
        String.raw`/[A-Z a-\uFFFF]/i`,
        String.raw`/[\xA0-\uFFFF\s]/`,
        String.raw`/[\u1fff-\u2005\s]/`,
        {
            // GH issue: #189
            code: String(
                // eslint-disable-next-line no-control-regex -- x
                /[\x01-\x08\x0b\x0c\x0e-\x1f\x21-\x5a\x53-\x7f]/i,
            ),
        },

        // sometimes, we might have to do some escaping
        String.raw`/[a^\w]/`,
        String.raw`/[0a-a-9a-z]/`,
        String.raw`/[a:^\w]/`,
        String.raw`/[\sa-\w]/`,
        String.raw`/[\x01\d-\x03\w]/`,
        // sometimes, we can't can't remove the element
        String.raw`/[\x01-\d\x03\w]/`,
        String.raw`/[\s0-\s9]/`,
        "/[\\x0x9]/",
        // v flags
        String.raw`/[\q{a}aa-c[\w--b][\w&&a]]/v`,
        String.raw`/[\q{abc}\q{abc|ab}[\q{abc}--b][\q{abc}&&\q{abc|ab}]]/v`,
    ],
})