source: imaps-frontend/node_modules/eslint/lib/rules/rest-spread-spacing.js@ d565449

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Last change on this file since d565449 was d565449, checked in by stefan toskovski <stefantoska84@…>, 4 weeks ago

Update repo after prototype presentation
  • Property mode set to 100644
File size: 4.0 KB
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[d565449]1/**
2 * @fileoverview Enforce spacing between rest and spread operators and their expressions.
3 * @author Kai Cataldo
4 * @deprecated in ESLint v8.53.0
5 */
6
7"use strict";
8
9//------------------------------------------------------------------------------
10// Rule Definition
11//------------------------------------------------------------------------------
12
13/** @type {import('../shared/types').Rule} */
14module.exports = {
15 meta: {
16 deprecated: true,
17 replacedBy: [],
18 type: "layout",
19
20 docs: {
21 description: "Enforce spacing between rest and spread operators and their expressions",
22 recommended: false,
23 url: "https://eslint.org/docs/latest/rules/rest-spread-spacing"
24 },
25
26 fixable: "whitespace",
27
28 schema: [
29 {
30 enum: ["always", "never"]
31 }
32 ],
33
34 messages: {
35 unexpectedWhitespace: "Unexpected whitespace after {{type}} operator.",
36 expectedWhitespace: "Expected whitespace after {{type}} operator."
37 }
38 },
39
40 create(context) {
41 const sourceCode = context.sourceCode,
42 alwaysSpace = context.options[0] === "always";
43
44 //--------------------------------------------------------------------------
45 // Helpers
46 //--------------------------------------------------------------------------
47
48 /**
49 * Checks whitespace between rest/spread operators and their expressions
50 * @param {ASTNode} node The node to check
51 * @returns {void}
52 */
53 function checkWhiteSpace(node) {
54 const operator = sourceCode.getFirstToken(node),
55 nextToken = sourceCode.getTokenAfter(operator),
56 hasWhitespace = sourceCode.isSpaceBetweenTokens(operator, nextToken);
57 let type;
58
59 switch (node.type) {
60 case "SpreadElement":
61 type = "spread";
62 if (node.parent.type === "ObjectExpression") {
63 type += " property";
64 }
65 break;
66 case "RestElement":
67 type = "rest";
68 if (node.parent.type === "ObjectPattern") {
69 type += " property";
70 }
71 break;
72 case "ExperimentalSpreadProperty":
73 type = "spread property";
74 break;
75 case "ExperimentalRestProperty":
76 type = "rest property";
77 break;
78 default:
79 return;
80 }
81
82 if (alwaysSpace && !hasWhitespace) {
83 context.report({
84 node,
85 loc: operator.loc,
86 messageId: "expectedWhitespace",
87 data: {
88 type
89 },
90 fix(fixer) {
91 return fixer.replaceTextRange([operator.range[1], nextToken.range[0]], " ");
92 }
93 });
94 } else if (!alwaysSpace && hasWhitespace) {
95 context.report({
96 node,
97 loc: {
98 start: operator.loc.end,
99 end: nextToken.loc.start
100 },
101 messageId: "unexpectedWhitespace",
102 data: {
103 type
104 },
105 fix(fixer) {
106 return fixer.removeRange([operator.range[1], nextToken.range[0]]);
107 }
108 });
109 }
110 }
111
112 //--------------------------------------------------------------------------
113 // Public
114 //--------------------------------------------------------------------------
115
116 return {
117 SpreadElement: checkWhiteSpace,
118 RestElement: checkWhiteSpace,
119 ExperimentalSpreadProperty: checkWhiteSpace,
120 ExperimentalRestProperty: checkWhiteSpace
121 };
122 }
123};
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