93 lines
2.5 KiB
JavaScript
93 lines
2.5 KiB
JavaScript
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'use strict';
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const declarationBangSpaceChecker = require('../declarationBangSpaceChecker');
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const declarationValueIndex = require('../../utils/declarationValueIndex');
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const getDeclarationValue = require('../../utils/getDeclarationValue');
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const ruleMessages = require('../../utils/ruleMessages');
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const setDeclarationValue = require('../../utils/setDeclarationValue');
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const validateOptions = require('../../utils/validateOptions');
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const whitespaceChecker = require('../../utils/whitespaceChecker');
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const ruleName = 'declaration-bang-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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});
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const meta = {
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url: 'https://stylelint.io/user-guide/rules/declaration-bang-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: ['always', 'never'],
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});
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if (!validOptions) {
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return;
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}
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declarationBangSpaceChecker({
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root,
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result,
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locationChecker: checker.before,
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checkedRuleName: ruleName,
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fix: context.fix
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? (decl, index) => {
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let bangIndex = index - declarationValueIndex(decl);
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const value = getDeclarationValue(decl);
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let target;
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/** @type {(val: string) => void} */
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let setFixed;
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if (bangIndex < value.length) {
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target = value;
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setFixed = (val) => {
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setDeclarationValue(decl, val);
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};
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} else if (decl.important) {
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target = decl.raws.important || ' !important';
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bangIndex -= value.length;
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setFixed = (val) => {
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decl.raws.important = val;
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};
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} else {
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return false; // not standard
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}
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const targetBefore = target.slice(0, bangIndex);
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const targetAfter = target.slice(bangIndex);
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if (primary === 'always') {
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// eslint-disable-next-line prefer-template
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setFixed(targetBefore.replace(/\s*$/, '') + ' ' + targetAfter);
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return true;
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}
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if (primary === 'never') {
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setFixed(targetBefore.replace(/\s*$/, '') + targetAfter);
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return true;
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}
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return false;
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}
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: null,
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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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