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2020-11-01 22:46:04 +00:00

97 lines
2.5 KiB
JavaScript

// @ts-nocheck
'use strict';
const blockString = require('../../utils/blockString');
const hasBlock = require('../../utils/hasBlock');
const hasEmptyBlock = require('../../utils/hasEmptyBlock');
const report = require('../../utils/report');
const ruleMessages = require('../../utils/ruleMessages');
const validateOptions = require('../../utils/validateOptions');
const whitespaceChecker = require('../../utils/whitespaceChecker');
const ruleName = 'block-closing-brace-space-before';
const messages = ruleMessages(ruleName, {
expectedBefore: () => 'Expected single space before "}"',
rejectedBefore: () => 'Unexpected whitespace before "}"',
expectedBeforeSingleLine: () => 'Expected single space before "}" of a single-line block',
rejectedBeforeSingleLine: () => 'Unexpected whitespace before "}" of a single-line block',
expectedBeforeMultiLine: () => 'Expected single space before "}" of a multi-line block',
rejectedBeforeMultiLine: () => 'Unexpected whitespace before "}" of a multi-line block',
});
function rule(expectation, options, context) {
const checker = whitespaceChecker('space', expectation, messages);
return (root, result) => {
const validOptions = validateOptions(result, ruleName, {
actual: expectation,
possible: [
'always',
'never',
'always-single-line',
'never-single-line',
'always-multi-line',
'never-multi-line',
],
});
if (!validOptions) {
return;
}
// Check both kinds of statement: 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;
}
const source = blockString(statement);
const statementString = statement.toString();
let index = statementString.length - 2;
if (statementString[index - 1] === '\r') {
index -= 1;
}
checker.before({
source,
index: source.length - 1,
err: (msg) => {
if (context.fix) {
if (expectation.startsWith('always')) {
statement.raws.after = statement.raws.after.replace(/\s*$/, ' ');
return;
}
if (expectation.startsWith('never')) {
statement.raws.after = statement.raws.after.replace(/\s*$/, '');
return;
}
}
report({
message: msg,
node: statement,
index,
result,
ruleName,
});
},
});
}
};
}
rule.ruleName = ruleName;
rule.messages = messages;
module.exports = rule;