52 lines
2.0 KiB
JavaScript
52 lines
2.0 KiB
JavaScript
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"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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const utils_1 = require("../utils");
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const compat_1 = require("../utils/compat");
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exports.default = (0, utils_1.createRule)('no-reactive-literals', {
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meta: {
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docs: {
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description: "don't assign literal values in reactive statements",
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category: 'Best Practices',
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recommended: false
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},
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hasSuggestions: true,
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schema: [],
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messages: {
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noReactiveLiterals: `Do not assign literal values inside reactive statements unless absolutely necessary.`,
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fixReactiveLiteral: `Move the literal out of the reactive statement into an assignment`
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},
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type: 'suggestion'
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},
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create(context) {
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return {
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[`SvelteReactiveStatement > ExpressionStatement > AssignmentExpression:matches(${[
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`[right.type="Literal"]`,
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`[right.type="ArrayExpression"][right.elements.length=0]`,
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`[right.type="ObjectExpression"][right.properties.length=0]`
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].join(',')})`](node) {
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const parent = node.parent?.parent;
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if (!parent) {
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return false;
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}
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const source = (0, compat_1.getSourceCode)(context);
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return context.report({
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node: parent,
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loc: parent.loc,
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messageId: 'noReactiveLiterals',
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suggest: [
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{
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messageId: 'fixReactiveLiteral',
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fix(fixer) {
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return [
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fixer.insertTextBefore(parent, `let ${source.getText(node)}`),
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fixer.remove(parent)
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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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});
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