119 lines
3.0 KiB
JavaScript
119 lines
3.0 KiB
JavaScript
// @ts-nocheck
|
|
|
|
'use strict';
|
|
|
|
const addEmptyLineAfter = require('../../utils/addEmptyLineAfter');
|
|
const blockString = require('../../utils/blockString');
|
|
const hasBlock = require('../../utils/hasBlock');
|
|
const hasEmptyBlock = require('../../utils/hasEmptyBlock');
|
|
const hasEmptyLine = require('../../utils/hasEmptyLine');
|
|
const isSingleLineString = require('../../utils/isSingleLineString');
|
|
const optionsMatches = require('../../utils/optionsMatches');
|
|
const removeEmptyLineAfter = require('../../utils/removeEmptyLinesAfter');
|
|
const report = require('../../utils/report');
|
|
const ruleMessages = require('../../utils/ruleMessages');
|
|
const validateOptions = require('../../utils/validateOptions');
|
|
|
|
const ruleName = 'block-closing-brace-empty-line-before';
|
|
|
|
const messages = ruleMessages(ruleName, {
|
|
expected: 'Expected empty line before closing brace',
|
|
rejected: 'Unexpected empty line before closing brace',
|
|
});
|
|
|
|
function rule(expectation, options, context) {
|
|
return (root, result) => {
|
|
const validOptions = validateOptions(
|
|
result,
|
|
ruleName,
|
|
{
|
|
actual: expectation,
|
|
possible: ['always-multi-line', 'never'],
|
|
},
|
|
{
|
|
actual: options,
|
|
possible: {
|
|
except: ['after-closing-brace'],
|
|
},
|
|
optional: true,
|
|
},
|
|
);
|
|
|
|
if (!validOptions) {
|
|
return;
|
|
}
|
|
|
|
// Check both kinds of statements: rules and at-rules
|
|
root.walkRules(check);
|
|
root.walkAtRules(check);
|
|
|
|
function check(statement) {
|
|
// Return early if blockless or has empty block
|
|
if (!hasBlock(statement) || hasEmptyBlock(statement)) {
|
|
return;
|
|
}
|
|
|
|
// Get whitespace after ""}", ignoring extra semicolon
|
|
const before = (statement.raws.after || '').replace(/;+/, '');
|
|
|
|
// Calculate index
|
|
const statementString = statement.toString();
|
|
let index = statementString.length - 1;
|
|
|
|
if (statementString[index - 1] === '\r') {
|
|
index -= 1;
|
|
}
|
|
|
|
// Set expectation
|
|
const expectEmptyLineBefore = (() => {
|
|
const childNodeTypes = statement.nodes.map((item) => item.type);
|
|
|
|
// Reverse the primary options if `after-closing-brace` is set
|
|
if (
|
|
optionsMatches(options, 'except', 'after-closing-brace') &&
|
|
statement.type === 'atrule' &&
|
|
!childNodeTypes.includes('decl')
|
|
) {
|
|
return expectation === 'never';
|
|
}
|
|
|
|
return Boolean(
|
|
expectation === 'always-multi-line' && !isSingleLineString(blockString(statement)),
|
|
);
|
|
})();
|
|
|
|
// Check for at least one empty line
|
|
const hasEmptyLineBefore = hasEmptyLine(before);
|
|
|
|
// Return if the expectation is met
|
|
if (expectEmptyLineBefore === hasEmptyLineBefore) {
|
|
return;
|
|
}
|
|
|
|
if (context.fix) {
|
|
if (expectEmptyLineBefore) {
|
|
addEmptyLineAfter(statement, context.newline);
|
|
} else {
|
|
removeEmptyLineAfter(statement, context.newline);
|
|
}
|
|
|
|
return;
|
|
}
|
|
|
|
const message = expectEmptyLineBefore ? messages.expected : messages.rejected;
|
|
|
|
report({
|
|
message,
|
|
result,
|
|
ruleName,
|
|
node: statement,
|
|
index,
|
|
});
|
|
}
|
|
};
|
|
}
|
|
|
|
rule.ruleName = ruleName;
|
|
rule.messages = messages;
|
|
module.exports = rule;
|