-
-
Notifications
You must be signed in to change notification settings - Fork 928
/
index.js
executable file
·117 lines (95 loc) · 2.88 KB
/
index.js
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
// @ts-nocheck
'use strict';
const _ = require('lodash');
const isWhitespace = require('../../utils/isWhitespace');
const report = require('../../utils/report');
const ruleMessages = require('../../utils/ruleMessages');
const validateOptions = require('../../utils/validateOptions');
const ruleName = 'comment-whitespace-inside';
const messages = ruleMessages(ruleName, {
expectedOpening: 'Expected whitespace after "/*"',
rejectedOpening: 'Unexpected whitespace after "/*"',
expectedClosing: 'Expected whitespace before "*/"',
rejectedClosing: 'Unexpected whitespace before "*/"',
});
function addWhitespaceBefore(comment) {
if (comment.text.startsWith('*')) {
comment.text = comment.text.replace(/^(\*+)/, `$1 `);
} else {
comment.raws.left = ' ';
}
}
function addWhitespaceAfter(comment) {
if (_.last(comment.text) === '*') {
comment.text = comment.text.replace(/(\*+)$/, ` $1`);
} else {
comment.raws.right = ' ';
}
}
function rule(expectation, options, context) {
return function (root, result) {
const validOptions = validateOptions(result, ruleName, {
actual: expectation,
possible: ['always', 'never'],
});
if (!validOptions) {
return;
}
root.walkComments((comment) => {
if (comment.raws.inline || comment.inline) {
return;
}
const rawComment = comment.toString();
const firstFourChars = rawComment.substr(0, 4);
// Return early if sourcemap or copyright comment
if (/^\/\*[#!]\s/.test(firstFourChars)) {
return;
}
const leftMatches = rawComment.match(/(^\/\*+)(\s)?/);
const rightMatches = rawComment.match(/(\s)?(\*+\/)$/);
const opener = leftMatches[1];
const leftSpace = leftMatches[2] || '';
const rightSpace = rightMatches[1] || '';
const closer = rightMatches[2];
if (expectation === 'never' && leftSpace !== '') {
complain(messages.rejectedOpening, opener.length);
}
if (expectation === 'always' && !isWhitespace(leftSpace)) {
complain(messages.expectedOpening, opener.length);
}
if (expectation === 'never' && rightSpace !== '') {
complain(messages.rejectedClosing, comment.toString().length - closer.length - 1);
}
if (expectation === 'always' && !isWhitespace(rightSpace)) {
complain(messages.expectedClosing, comment.toString().length - closer.length - 1);
}
function complain(message, index) {
if (context.fix) {
if (expectation === 'never') {
comment.raws.left = '';
comment.raws.right = '';
comment.text = comment.text.replace(/^(\*+)(\s+)?/, '$1').replace(/(\s+)?(\*+)$/, '$2');
} else {
if (!leftSpace) {
addWhitespaceBefore(comment);
}
if (!rightSpace) {
addWhitespaceAfter(comment);
}
}
return;
}
report({
message,
index,
result,
ruleName,
node: comment,
});
}
});
};
}
rule.ruleName = ruleName;
rule.messages = messages;
module.exports = rule;