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'use strict';
const declarationBangSpaceChecker = require('../declarationBangSpaceChecker');
const declarationValueIndex = require('../../utils/declarationValueIndex');
const ruleMessages = require('../../utils/ruleMessages');
const validateOptions = require('../../utils/validateOptions');
const whitespaceChecker = require('../../utils/whitespaceChecker');
const ruleName = 'declaration-bang-space-after';
const messages = ruleMessages(ruleName, {
expectedAfter: () => 'Expected single space after "!"',
rejectedAfter: () => 'Unexpected whitespace after "!"',
});
function rule(expectation, options, context) {
const checker = whitespaceChecker('space', expectation, messages);
return (root, result) => {
const validOptions = validateOptions(result, ruleName, {
actual: expectation,
possible: ['always', 'never'],
});
if (!validOptions) {
return;
}
declarationBangSpaceChecker({
root,
result,
locationChecker: checker.after,
checkedRuleName: ruleName,
fix: context.fix
? (decl, index) => {
let bangIndex = index - declarationValueIndex(decl);
const value = decl.raws.value ? decl.raws.value.raw : decl.value;
let target;
let setFixed;
if (bangIndex < value.length) {
target = value;
setFixed = (value) => {
if (decl.raws.value) {
decl.raws.value.raw = value;
} else {
decl.value = value;
}
};
} else if (decl.important) {
target = decl.raws.important || ' !important';
bangIndex -= value.length;
setFixed = (value) => {
decl.raws.important = value;
};
} else {
return false; // not standard
}
const targetBefore = target.slice(0, bangIndex + 1);
const targetAfter = target.slice(bangIndex + 1);
if (expectation === 'always') {
setFixed(targetBefore + targetAfter.replace(/^\s*/, ' '));
return true;
}
if (expectation === 'never') {
setFixed(targetBefore + targetAfter.replace(/^\s*/, ''));
return true;
}
}
: null,
});
};
}
rule.ruleName = ruleName;
rule.messages = messages;
module.exports = rule;
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