110 lines
2.8 KiB
JavaScript
110 lines
2.8 KiB
JavaScript
'use strict';
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const blockString = require('../../utils/blockString');
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const hasBlock = require('../../utils/hasBlock');
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const hasEmptyBlock = require('../../utils/hasEmptyBlock');
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const report = require('../../utils/report');
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const ruleMessages = require('../../utils/ruleMessages');
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const validateOptions = require('../../utils/validateOptions');
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const whitespaceChecker = require('../../utils/whitespaceChecker');
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const ruleName = 'block-closing-brace-space-before';
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const messages = ruleMessages(ruleName, {
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expectedBefore: () => 'Expected single space before "}"',
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rejectedBefore: () => 'Unexpected whitespace before "}"',
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expectedBeforeSingleLine: () => 'Expected single space before "}" of a single-line block',
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rejectedBeforeSingleLine: () => 'Unexpected whitespace before "}" of a single-line block',
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expectedBeforeMultiLine: () => 'Expected single space before "}" of a multi-line block',
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rejectedBeforeMultiLine: () => 'Unexpected whitespace before "}" of a multi-line block',
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});
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const meta = {
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url: 'https://stylelint.io/user-guide/rules/block-closing-brace-space-before',
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fixable: true,
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deprecated: true,
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};
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/** @type {import('stylelint').Rule} */
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const rule = (primary, _secondaryOptions, context) => {
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const checker = whitespaceChecker('space', primary, messages);
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return (root, result) => {
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const validOptions = validateOptions(result, ruleName, {
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actual: primary,
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possible: [
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'always',
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'never',
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'always-single-line',
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'never-single-line',
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'always-multi-line',
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'never-multi-line',
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],
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});
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if (!validOptions) {
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return;
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}
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// Check both kinds of statement: rules and at-rules
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root.walkRules(check);
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root.walkAtRules(check);
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/**
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* @param {import('postcss').Rule | import('postcss').AtRule} statement
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*/
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function check(statement) {
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// Return early if blockless or has empty block
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if (!hasBlock(statement) || hasEmptyBlock(statement)) {
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return;
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}
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const source = blockString(statement);
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const statementString = statement.toString();
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let index = statementString.length - 2;
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if (statementString[index - 1] === '\r') {
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index -= 1;
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}
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checker.before({
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source,
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index: source.length - 1,
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err: (msg) => {
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if (context.fix) {
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const statementRaws = statement.raws;
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if (typeof statementRaws.after !== 'string') return;
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if (primary.startsWith('always')) {
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statementRaws.after = statementRaws.after.replace(/\s*$/, ' ');
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return;
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}
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if (primary.startsWith('never')) {
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statementRaws.after = statementRaws.after.replace(/\s*$/, '');
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return;
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}
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}
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report({
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message: msg,
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node: statement,
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index,
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result,
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ruleName,
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});
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},
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});
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}
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};
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};
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rule.ruleName = ruleName;
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rule.messages = messages;
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rule.meta = meta;
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module.exports = rule;
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