/
no-unexpected-multiline.js
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/
no-unexpected-multiline.js
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/**
* @fileoverview Tests for no-unexpected-multiline rule.
* @author Glen Mailer
*/
"use strict";
//------------------------------------------------------------------------------
// Requirements
//------------------------------------------------------------------------------
const rule = require("../../../lib/rules/no-unexpected-multiline"),
{ RuleTester } = require("../../../lib/rule-tester");
const ruleTester = new RuleTester();
ruleTester.run("no-unexpected-multiline", rule, {
valid: [
"(x || y).aFunction()",
"[a, b, c].forEach(doSomething)",
"var a = b;\n(x || y).doSomething()",
"var a = b\n;(x || y).doSomething()",
"var a = b\nvoid (x || y).doSomething()",
"var a = b;\n[1, 2, 3].forEach(console.log)",
"var a = b\nvoid [1, 2, 3].forEach(console.log)",
"\"abc\\\n(123)\"",
"var a = (\n(123)\n)",
"f(\n(x)\n)",
"(\nfunction () {}\n)[1]",
{
code: "let x = function() {};\n `hello`",
parserOptions: { ecmaVersion: 6 }
},
{
code: "let x = function() {}\nx `hello`",
parserOptions: { ecmaVersion: 6 }
},
{
code: "String.raw `Hi\n${2+3}!`;",
parserOptions: { ecmaVersion: 6 }
},
{
code: "x\n.y\nz `Valid Test Case`",
parserOptions: { ecmaVersion: 6 }
},
{
code: "f(x\n)`Valid Test Case`",
parserOptions: { ecmaVersion: 6 }
},
{
code: "x.\ny `Valid Test Case`",
parserOptions: { ecmaVersion: 6 }
},
{
code: "(x\n)`Valid Test Case`",
parserOptions: { ecmaVersion: 6 }
},
`
foo
/ bar /2
`,
`
foo
/ bar / mgy
`,
`
foo
/ bar /
gym
`,
`
foo
/ bar
/ ygm
`,
`
foo
/ bar /GYM
`,
`
foo
/ bar / baz
`,
"foo /bar/g",
`
foo
/denominator/
2
`,
`
foo
/ /abc/
`,
`
5 / (5
/ 5)
`,
// https://github.com/eslint/eslint/issues/11650
{
code: `
tag<generic>\`
multiline
\`;
`,
parser: require.resolve("../../fixtures/parsers/typescript-parsers/tagged-template-with-generic/tagged-template-with-generic-1")
},
{
code: `
tag<
generic
>\`
multiline
\`;
`,
parser: require.resolve("../../fixtures/parsers/typescript-parsers/tagged-template-with-generic/tagged-template-with-generic-2")
},
{
code: `
tag<
generic
>\`multiline\`;
`,
parser: require.resolve("../../fixtures/parsers/typescript-parsers/tagged-template-with-generic/tagged-template-with-generic-3")
}
],
invalid: [
{
code: "var a = b\n(x || y).doSomething()",
errors: [{
messageId: "function",
line: 2,
column: 1,
endLine: 2,
endColumn: 2
}]
},
{
code: "var a = (a || b)\n(x || y).doSomething()",
errors: [{
line: 2,
column: 1,
endLine: 2,
endColumn: 2,
messageId: "function"
}]
},
{
code: "var a = (a || b)\n(x).doSomething()",
errors: [{
line: 2,
column: 1,
endLine: 2,
endColumn: 2,
messageId: "function"
}]
},
{
code: "var a = b\n[a, b, c].forEach(doSomething)",
errors: [{
line: 2,
column: 1,
endLine: 2,
endColumn: 2,
messageId: "property"
}]
},
{
code: "var a = b\n (x || y).doSomething()",
errors: [{
line: 2,
column: 5,
endLine: 2,
endColumn: 6,
messageId: "function"
}]
},
{
code: "var a = b\n [a, b, c].forEach(doSomething)",
errors: [{
line: 2,
column: 3,
endLine: 2,
endColumn: 4,
messageId: "property"
}]
},
{
code: "let x = function() {}\n `hello`",
parserOptions: { ecmaVersion: 6 },
errors: [{
line: 2,
column: 2,
endLine: 2,
endColumn: 3,
messageId: "taggedTemplate"
}]
},
{
code: "let x = function() {}\nx\n`hello`",
parserOptions: { ecmaVersion: 6 },
errors: [{
line: 3,
column: 1,
endLine: 3,
endColumn: 2,
messageId: "taggedTemplate"
}]
},
{
code: "x\n.y\nz\n`Invalid Test Case`",
parserOptions: { ecmaVersion: 6 },
errors: [{
line: 4,
column: 1,
endLine: 4,
endColumn: 2,
messageId: "taggedTemplate"
}]
},
{
code: `
foo
/ bar /gym
`,
errors: [{
line: 3,
column: 17,
endLine: 3,
endColumn: 18,
messageId: "division"
}]
},
{
code: `
foo
/ bar /g
`,
errors: [{
line: 3,
column: 17,
endLine: 3,
endColumn: 18,
messageId: "division"
}]
},
{
code: `
foo
/ bar /g.test(baz)
`,
errors: [{
line: 3,
column: 17,
endLine: 3,
endColumn: 18,
messageId: "division"
}]
},
{
code: `
foo
/bar/gimuygimuygimuy.test(baz)
`,
errors: [{
line: 3,
column: 17,
endLine: 3,
endColumn: 18,
messageId: "division"
}]
},
{
code: `
foo
/bar/s.test(baz)
`,
errors: [{
line: 3,
column: 17,
endLine: 3,
endColumn: 18,
messageId: "division"
}]
},
// https://github.com/eslint/eslint/issues/11650
{
code: [
"const x = aaaa<",
" test",
">/*",
"test",
"*/`foo`"
].join("\n"),
parser: require.resolve("../../fixtures/parsers/typescript-parsers/tagged-template-with-generic/tagged-template-with-generic-and-comment"),
errors: [
{
line: 5,
column: 3,
endLine: 5,
endColumn: 4,
messageId: "taggedTemplate"
}
]
}
]
});