67 lines
2.2 KiB
Plaintext
67 lines
2.2 KiB
Plaintext
'use strict';
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var utils = require('../utils.js');
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require('eslint-visitor-keys');
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require('espree');
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require('estraverse');
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const messages = {
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propOnNewLine: "Property should be placed on a new line",
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propOnSameLine: "Property should be placed on the same line as the component declaration"
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};
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var jsxFirstPropNewLine = utils.createRule({
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name: "jsx-first-prop-new-line",
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package: "jsx",
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meta: {
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type: "layout",
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docs: {
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description: "Enforce proper position of the first property in JSX"
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},
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fixable: "code",
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messages,
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schema: [
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{
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type: "string",
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enum: ["always", "never", "multiline", "multiline-multiprop", "multiprop"]
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}
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]
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},
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create(context) {
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const configuration = context.options[0] || "multiline-multiprop";
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function isMultilineJSX(jsxNode) {
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return jsxNode.loc.start.line < jsxNode.loc.end.line;
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}
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return {
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JSXOpeningElement(node) {
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if (configuration === "multiline" && isMultilineJSX(node) || configuration === "multiline-multiprop" && isMultilineJSX(node) && node.attributes.length > 1 || configuration === "multiprop" && node.attributes.length > 1 || configuration === "always") {
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node.attributes.some((decl) => {
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if (decl.loc.start.line === node.loc.start.line) {
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context.report({
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node: decl,
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messageId: "propOnNewLine",
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fix(fixer) {
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return fixer.replaceTextRange([(node.typeArguments || node.name).range[1], decl.range[0]], "\n");
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}
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});
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}
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return true;
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});
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} else if (configuration === "never" && node.attributes.length > 0 || configuration === "multiprop" && isMultilineJSX(node) && node.attributes.length <= 1) {
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const firstNode = node.attributes[0];
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if (node.loc.start.line < firstNode.loc.start.line) {
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context.report({
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node: firstNode,
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messageId: "propOnSameLine",
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fix(fixer) {
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return fixer.replaceTextRange([node.name.range[1], firstNode.range[0]], " ");
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}
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});
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}
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}
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}
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};
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}
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});
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module.exports = jsxFirstPropNewLine;
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