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JavaScript

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
const utils_1 = require("../utils");
const svelte_store_1 = require("./reference-helpers/svelte-store");
const compat_1 = require("../utils/compat");
exports.default = (0, utils_1.createRule)('require-store-reactive-access', {
meta: {
docs: {
description: 'disallow to use of the store itself as an operand. Need to use $ prefix or get function.',
category: 'Possible Errors',
recommended: false
},
fixable: 'code',
schema: [],
messages: {
usingRawStoreInText: 'Use the $ prefix or the get function to access reactive values instead of accessing the raw store.'
},
type: 'problem'
},
create(context) {
if (!(0, compat_1.getSourceCode)(context).parserServices.isSvelte) {
return {};
}
const isStore = (0, svelte_store_1.createStoreChecker)(context);
function verifyExpression(node, options) {
if (!node)
return;
if (isStore(node, { consistent: options?.consistent })) {
context.report({
node,
messageId: 'usingRawStoreInText',
fix: node.type === 'Identifier' && !options?.disableFix
? (fixer) => fixer.insertTextBefore(node, '$')
: null
});
}
}
return {
SvelteMustacheTag(node) {
if (canAcceptStoreMustache(node)) {
return;
}
verifyExpression(node.expression);
},
SvelteShorthandAttribute(node) {
if (canAcceptStoreAttributeElement(node.parent.parent)) {
return;
}
verifyExpression(node.value, { disableFix: true });
},
SvelteSpreadAttribute(node) {
verifyExpression(node.argument);
},
SvelteDirective(node) {
if (node.kind === 'Action' || node.kind === 'Animation' || node.kind === 'Transition') {
if (node.key.name.type !== 'Identifier') {
return;
}
verifyExpression(node.key.name);
}
else if (node.kind === 'Binding') {
if (node.key.name.name !== 'this' && canAcceptStoreAttributeElement(node.parent.parent)) {
return;
}
verifyExpression(node.expression, {
disableFix: node.shorthand
});
}
else if (node.kind === 'Class') {
verifyExpression(node.expression, {
disableFix: node.shorthand,
consistent: true
});
}
else if (node.kind === 'EventHandler') {
verifyExpression(node.expression);
}
},
SvelteStyleDirective(node) {
if (node.shorthand && node.key.name.type === 'Identifier') {
verifyExpression(node.key.name, {
disableFix: true
});
}
},
SvelteSpecialDirective(node) {
if (node.kind === 'this') {
verifyExpression(node.expression);
}
},
'SvelteIfBlock, SvelteAwaitBlock'(node) {
verifyExpression(node.expression, {
consistent: true
});
},
SvelteEachBlock(node) {
verifyExpression(node.expression);
},
['IfStatement, WhileStatement, DoWhileStatement, ConditionalExpression, ForStatement'](node) {
verifyExpression(node.test, {
consistent: true
});
},
'ForInStatement, ForOfStatement'(node) {
verifyExpression(node.right);
},
SwitchStatement(node) {
verifyExpression(node.discriminant);
},
'CallExpression, NewExpression'(node) {
if (node.callee.type === 'Super') {
return;
}
verifyExpression(node.callee);
},
UnaryExpression(node) {
verifyExpression(node.argument, {
consistent: node.operator === '!' || node.operator === 'typeof'
});
},
'UpdateExpression, SpreadElement'(node) {
verifyExpression(node.argument);
},
AssignmentExpression(node) {
if (node.operator !== '=') {
if (node.left.type !== 'ObjectPattern' && node.left.type !== 'ArrayPattern') {
verifyExpression(node.left);
}
verifyExpression(node.right);
}
},
BinaryExpression(node) {
if (node.left.type !== 'PrivateIdentifier') {
verifyExpression(node.left, {
consistent: node.operator === '==' ||
node.operator === '!=' ||
node.operator === '===' ||
node.operator === '!=='
});
}
verifyExpression(node.right, {
consistent: node.operator === '==' ||
node.operator === '!=' ||
node.operator === '===' ||
node.operator === '!=='
});
},
LogicalExpression(node) {
verifyExpression(node.left, {
consistent: true
});
},
TemplateLiteral(node) {
for (const expr of node.expressions) {
verifyExpression(expr);
}
},
TaggedTemplateExpression(node) {
verifyExpression(node.tag);
},
'Property, PropertyDefinition, MethodDefinition'(node) {
if (node.key.type === 'PrivateIdentifier' || !node.computed) {
return;
}
verifyExpression(node.key);
},
ImportExpression(node) {
verifyExpression(node.source);
},
AwaitExpression(node) {
verifyExpression(node.argument, {
consistent: true
});
}
};
function canAcceptStoreMustache(node) {
if (node.parent.type !== 'SvelteAttribute') {
return false;
}
const attr = node.parent;
if (attr.value.length > 1) {
return false;
}
if (attr.key.name.startsWith('--')) {
return false;
}
const element = attr.parent.parent;
return canAcceptStoreAttributeElement(element);
}
function canAcceptStoreAttributeElement(node) {
if (node.type !== 'SvelteElement') {
return false;
}
if (node.kind === 'html' ||
(node.kind === 'special' && node.name.name === 'svelte:element')) {
return false;
}
return true;
}
}
});