152 lines
6.3 KiB
JavaScript
152 lines
6.3 KiB
JavaScript
"use strict";
|
|
Object.defineProperty(exports, "__esModule", { value: true });
|
|
const utils_1 = require("../utils");
|
|
const css_utils_1 = require("../utils/css-utils");
|
|
const ast_utils_1 = require("../utils/ast-utils");
|
|
const compat_1 = require("../utils/compat");
|
|
function isStringLiteral(node) {
|
|
return node.type === 'Literal' && typeof node.value === 'string';
|
|
}
|
|
exports.default = (0, utils_1.createRule)('prefer-style-directive', {
|
|
meta: {
|
|
docs: {
|
|
description: 'require style directives instead of style attribute',
|
|
category: 'Stylistic Issues',
|
|
recommended: false,
|
|
conflictWithPrettier: false
|
|
},
|
|
fixable: 'code',
|
|
schema: [],
|
|
messages: {
|
|
unexpected: 'Can use style directives instead.'
|
|
},
|
|
type: 'suggestion'
|
|
},
|
|
create(context) {
|
|
const sourceCode = (0, compat_1.getSourceCode)(context);
|
|
function processStyleValue(node, root) {
|
|
for (const child of root.nodes) {
|
|
if (child.type === 'decl') {
|
|
processDeclaration(node, root, child);
|
|
}
|
|
else if (child.type === 'inline') {
|
|
processInline(node, root, child);
|
|
}
|
|
}
|
|
}
|
|
function processDeclaration(attrNode, root, decl) {
|
|
if (decl.important || decl.unknownInterpolations.length || decl.prop.interpolations.length)
|
|
return;
|
|
if (attrNode.parent.attributes.some((attr) => attr.type === 'SvelteStyleDirective' && attr.key.name.name === decl.prop.name)) {
|
|
return;
|
|
}
|
|
context.report({
|
|
node: attrNode,
|
|
loc: decl.loc,
|
|
messageId: 'unexpected',
|
|
*fix(fixer) {
|
|
const styleDirective = `style:${decl.prop.name}="${sourceCode.text.slice(...decl.value.range)}"`;
|
|
if (root.nodes.length === 1 && root.nodes[0] === decl) {
|
|
yield fixer.replaceTextRange(attrNode.range, styleDirective);
|
|
}
|
|
else {
|
|
yield removeStyle(fixer, root, decl);
|
|
if (root.nodes[0] === decl) {
|
|
yield fixer.insertTextBeforeRange(attrNode.range, `${styleDirective} `);
|
|
}
|
|
else {
|
|
yield fixer.insertTextAfterRange(attrNode.range, ` ${styleDirective}`);
|
|
}
|
|
}
|
|
}
|
|
});
|
|
}
|
|
function processInline(attrNode, root, inline) {
|
|
const node = inline.node.expression;
|
|
if (node.type !== 'ConditionalExpression') {
|
|
return;
|
|
}
|
|
if (!isStringLiteral(node.consequent) || !isStringLiteral(node.alternate)) {
|
|
return;
|
|
}
|
|
if (node.consequent.value && node.alternate.value) {
|
|
return;
|
|
}
|
|
const positive = !node.alternate.value;
|
|
const inlineRoot = inline.getInlineStyle(positive ? node.consequent : node.alternate);
|
|
if (!inlineRoot || inlineRoot.nodes.length !== 1) {
|
|
return;
|
|
}
|
|
const decl = inlineRoot.nodes[0];
|
|
if (decl.type !== 'decl') {
|
|
return;
|
|
}
|
|
if (attrNode.parent.attributes.some((attr) => attr.type === 'SvelteStyleDirective' && attr.key.name.name === decl.prop.name)) {
|
|
return;
|
|
}
|
|
context.report({
|
|
node,
|
|
messageId: 'unexpected',
|
|
*fix(fixer) {
|
|
let valueText = sourceCode.text.slice(node.test.range[0], node.consequent.range[0]);
|
|
if (positive) {
|
|
valueText +=
|
|
sourceCode.text[node.consequent.range[0]] +
|
|
decl.value.value +
|
|
sourceCode.text[node.consequent.range[1] - 1];
|
|
}
|
|
else {
|
|
valueText += 'null';
|
|
}
|
|
valueText += sourceCode.text.slice(node.consequent.range[1], node.alternate.range[0]);
|
|
if (positive) {
|
|
valueText += 'null';
|
|
}
|
|
else {
|
|
valueText +=
|
|
sourceCode.text[node.alternate.range[0]] +
|
|
decl.value.value +
|
|
sourceCode.text[node.alternate.range[1] - 1];
|
|
}
|
|
const styleDirective = `style:${decl.prop.name}={${valueText}}`;
|
|
if (root.nodes.length === 1 && root.nodes[0] === inline) {
|
|
yield fixer.replaceTextRange(attrNode.range, styleDirective);
|
|
}
|
|
else {
|
|
yield removeStyle(fixer, root, inline);
|
|
if (root.nodes[0] === inline) {
|
|
yield fixer.insertTextBeforeRange(attrNode.range, `${styleDirective} `);
|
|
}
|
|
else {
|
|
yield fixer.insertTextAfterRange(attrNode.range, ` ${styleDirective}`);
|
|
}
|
|
}
|
|
}
|
|
});
|
|
}
|
|
function removeStyle(fixer, root, node) {
|
|
const index = root.nodes.indexOf(node);
|
|
const after = root.nodes[index + 1];
|
|
if (after) {
|
|
return fixer.removeRange([node.range[0], after.range[0]]);
|
|
}
|
|
const before = root.nodes[index - 1];
|
|
if (before) {
|
|
return fixer.removeRange([before.range[1], node.range[1]]);
|
|
}
|
|
return fixer.removeRange(node.range);
|
|
}
|
|
return {
|
|
'SvelteStartTag > SvelteAttribute'(node) {
|
|
if (!(0, ast_utils_1.isHTMLElementLike)(node.parent.parent) || node.key.name !== 'style') {
|
|
return;
|
|
}
|
|
const root = (0, css_utils_1.parseStyleAttributeValue)(node, context);
|
|
if (root) {
|
|
processStyleValue(node, root);
|
|
}
|
|
}
|
|
};
|
|
}
|
|
});
|