/
index.js
99 lines (82 loc) · 2.19 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
'use strict';
const fs = require('fs');
const valueParser = require('postcss-value-parser');
const functionsListPath = require('css-functions-list');
const declarationValueIndex = require('../../utils/declarationValueIndex');
const optionsMatches = require('../../utils/optionsMatches');
const report = require('../../utils/report');
const ruleMessages = require('../../utils/ruleMessages');
const validateOptions = require('../../utils/validateOptions');
const isStandardSyntaxFunction = require('../../utils/isStandardSyntaxFunction');
const isCustomFunction = require('../../utils/isCustomFunction');
const { isRegExp, isString } = require('../../utils/validateTypes');
const ruleName = 'function-no-unknown';
const messages = ruleMessages(ruleName, {
rejected: (name) => `Unexpected unknown function "${name}"`,
});
const meta = {
url: 'https://stylelint.io/user-guide/rules/function-no-unknown',
};
/** @type {import('stylelint').Rule} */
const rule = (primary, secondaryOptions) => {
return (root, result) => {
const validOptions = validateOptions(
result,
ruleName,
{ actual: primary },
{
actual: secondaryOptions,
possible: {
ignoreFunctions: [isString, isRegExp],
},
optional: true,
},
);
if (!validOptions) {
return;
}
const functionsList = [
...JSON.parse(fs.readFileSync(functionsListPath.toString(), 'utf8')),
// #5960
'-webkit-gradient',
'color-stop',
'from',
'to',
// #6537
'scroll',
];
root.walkDecls((decl) => {
const { value } = decl;
valueParser(value).walk((node) => {
const name = node.value;
if (node.type !== 'function') {
return;
}
if (!isStandardSyntaxFunction(node)) {
return;
}
if (isCustomFunction(name)) {
return;
}
if (optionsMatches(secondaryOptions, 'ignoreFunctions', name)) {
return;
}
if (functionsList.includes(name.toLowerCase())) {
return;
}
report({
message: messages.rejected(name),
node: decl,
index: declarationValueIndex(decl) + node.sourceIndex,
result,
ruleName,
word: name,
});
});
});
};
};
rule.ruleName = ruleName;
rule.messages = messages;
rule.meta = meta;
module.exports = rule;