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no-control-regex.js
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no-control-regex.js
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/**
* @fileoverview Tests for no-control-regex rule.
* @author Nicholas C. Zakas
*/
"use strict";
//------------------------------------------------------------------------------
// Requirements
//------------------------------------------------------------------------------
const rule = require("../../../lib/rules/no-control-regex"),
RuleTester = require("../../../lib/testers/rule-tester");
//------------------------------------------------------------------------------
// Tests
//------------------------------------------------------------------------------
const ruleTester = new RuleTester();
ruleTester.run("no-control-regex", rule, {
valid: [
"var regex = /x1f/",
`var regex =${/\\x1f/}`,
"var regex = new RegExp('x1f')",
"var regex = RegExp('x1f')",
"new RegExp('[')",
"RegExp('[')",
"new (function foo(){})('\\x1f')"
],
invalid: [
{ code: `var regex = ${/\x1f/}`, errors: [{ messageId: "unexpected", data: { controlChars: "\\x1f" }, type: "Literal" }] }, // eslint-disable-line no-control-regex
{ code: `var regex = ${/\\\x1f\\x1e/}`, errors: [{ messageId: "unexpected", data: { controlChars: "\\x1f" }, type: "Literal" }] }, // eslint-disable-line no-control-regex
{ code: `var regex = ${/\\\x1fFOO\\x00/}`, errors: [{ messageId: "unexpected", data: { controlChars: "\\x1f" }, type: "Literal" }] }, // eslint-disable-line no-control-regex
{ code: `var regex = ${/FOO\\\x1fFOO\\x1f/}`, errors: [{ messageId: "unexpected", data: { controlChars: "\\x1f" }, type: "Literal" }] }, // eslint-disable-line no-control-regex
{ code: "var regex = new RegExp('\\x1f\\x1e')", errors: [{ messageId: "unexpected", data: { controlChars: "\\x1f, \\x1e" }, type: "Literal" }] },
{ code: "var regex = new RegExp('\\x1fFOO\\x00')", errors: [{ messageId: "unexpected", data: { controlChars: "\\x1f, \\x00" }, type: "Literal" }] },
{ code: "var regex = new RegExp('FOO\\x1fFOO\\x1f')", errors: [{ messageId: "unexpected", data: { controlChars: "\\x1f, \\x1f" }, type: "Literal" }] },
{ code: "var regex = RegExp('\\x1f')", errors: [{ messageId: "unexpected", data: { controlChars: "\\x1f" }, type: "Literal" }] },
{
code: "var regex = /(?<a>\\x1f)/",
parserOptions: { ecmaVersion: 2018 },
errors: [{ messageId: "unexpected", data: { controlChars: "\\x1f" }, type: "Literal" }]
}
]
});