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JavaScript

const require_runtime = require('../_virtual/_rolldown/runtime.js');
const require_index = require('../utils/index.js');
const require_ref_object_references = require('../utils/ref-object-references.js');
let _eslint_community_eslint_utils = require("@eslint-community/eslint-utils");
//#region lib/rules/no-ref-as-operand.ts
var import_utils = /* @__PURE__ */ require_runtime.__toESM(require_index.default);
/**
* Checks whether the given identifier reference has been initialized with a ref object.
*/
function isRefInit(data) {
const init = data && data.variableDeclarator && data.variableDeclarator.init;
if (!init) return false;
return data.defineChain.includes(init);
}
/**
* Get the callee member node from the given CallExpression
*/
function getNameParamNode(node) {
const nameLiteralNode = node.arguments[0];
if (nameLiteralNode && import_utils.default.isStringLiteral(nameLiteralNode)) {
const name = import_utils.default.getStringLiteralValue(nameLiteralNode);
if (name != null) return {
name,
loc: nameLiteralNode.loc
};
}
return null;
}
/**
* Get the callee member node from the given CallExpression
*/
function getCalleeMemberNode(node) {
const callee = import_utils.default.skipChainExpression(node.callee);
if (callee.type === "MemberExpression") {
const name = import_utils.default.getStaticPropertyName(callee);
if (name) return {
name,
member: callee
};
}
return null;
}
var no_ref_as_operand_default = {
meta: {
type: "suggestion",
docs: {
description: "disallow use of value wrapped by `ref()` (Composition API) as an operand",
categories: ["vue3-essential", "vue2-essential"],
url: "https://eslint.vuejs.org/rules/no-ref-as-operand.html"
},
fixable: "code",
schema: [],
messages: { requireDotValue: "Must use `.value` to read or write the value wrapped by `{{method}}()`." }
},
create(context) {
let refReferences;
const setupContexts = /* @__PURE__ */ new Map();
/**
* Collect identifier id
*/
function collectReferenceIds(node, referenceIds) {
const variable = (0, _eslint_community_eslint_utils.findVariable)(import_utils.default.getScope(context, node), node);
if (!variable) return;
for (const reference of variable.references) referenceIds.add(reference.identifier);
}
function reportIfRefWrapped(node) {
const data = refReferences.get(node);
if (!isRefInit(data)) return;
context.report({
node,
messageId: "requireDotValue",
data: { method: data.method },
fix(fixer) {
return fixer.insertTextAfter(node, ".value");
}
});
}
function reportWrappedIdentifiers(node) {
const nodes = node.arguments.filter((node) => node.type === "Identifier");
for (const node of nodes) reportIfRefWrapped(node);
}
const programNode = context.sourceCode.ast;
const callVisitor = { CallExpression(node, info) {
if (!getNameParamNode(node)) return;
const setupContext = setupContexts.get(info ? info.node : programNode);
if (!setupContext) return;
const { contextReferenceIds, emitReferenceIds } = setupContext;
if (node.callee.type === "Identifier" && emitReferenceIds.has(node.callee)) reportWrappedIdentifiers(node);
else {
const emit = getCalleeMemberNode(node);
if (emit && emit.name === "emit" && emit.member.object.type === "Identifier" && contextReferenceIds.has(emit.member.object)) reportWrappedIdentifiers(node);
}
} };
return import_utils.default.compositingVisitors({
Program() {
refReferences = require_ref_object_references.extractRefObjectReferences(context);
},
"IfStatement>Identifier"(node) {
reportIfRefWrapped(node);
},
"SwitchStatement>Identifier"(node) {
reportIfRefWrapped(node);
},
"UnaryExpression>Identifier"(node) {
reportIfRefWrapped(node);
},
"UpdateExpression>Identifier"(node) {
reportIfRefWrapped(node);
},
"BinaryExpression>Identifier"(node) {
reportIfRefWrapped(node);
},
"AssignmentExpression>Identifier"(node) {
if (node.parent.operator === "=" && node.parent.left !== node) return;
reportIfRefWrapped(node);
},
"LogicalExpression>Identifier"(node) {
if (node.parent.left !== node) return;
const data = refReferences.get(node);
if (!data || !data.variableDeclaration || data.variableDeclaration.kind !== "const") return;
reportIfRefWrapped(node);
},
"ConditionalExpression>Identifier"(node) {
if (node.parent.test !== node) return;
reportIfRefWrapped(node);
},
":not(TaggedTemplateExpression)>TemplateLiteral>Identifier"(node) {
reportIfRefWrapped(node);
},
"MemberExpression>Identifier"(node) {
if (node.parent.object !== node) return;
const name = import_utils.default.getStaticPropertyName(node.parent);
if (name === "value" || name == null || name === "effect") return;
reportIfRefWrapped(node);
}
}, import_utils.default.defineScriptSetupVisitor(context, {
onDefineEmitsEnter(node) {
if (!node.parent || node.parent.type !== "VariableDeclarator" || node.parent.init !== node) return;
const emitParam = node.parent.id;
if (emitParam.type !== "Identifier") return;
const emitReferenceIds = /* @__PURE__ */ new Set();
collectReferenceIds(emitParam, emitReferenceIds);
setupContexts.set(programNode, {
contextReferenceIds: /* @__PURE__ */ new Set(),
emitReferenceIds
});
},
...callVisitor
}), import_utils.default.defineVueVisitor(context, {
onSetupFunctionEnter(node, { node: vueNode }) {
const contextParam = import_utils.default.skipDefaultParamValue(node.params[1]);
if (!contextParam) return;
if (contextParam.type === "RestElement" || contextParam.type === "ArrayPattern") return;
const contextReferenceIds = /* @__PURE__ */ new Set();
const emitReferenceIds = /* @__PURE__ */ new Set();
if (contextParam.type === "ObjectPattern") {
const emitProperty = import_utils.default.findAssignmentProperty(contextParam, "emit");
if (!emitProperty || emitProperty.value.type !== "Identifier") return;
collectReferenceIds(emitProperty.value, emitReferenceIds);
} else collectReferenceIds(contextParam, contextReferenceIds);
setupContexts.set(vueNode, {
contextReferenceIds,
emitReferenceIds
});
},
...callVisitor,
onVueObjectExit(node) {
setupContexts.delete(node);
}
}));
}
};
//#endregion
exports.default = no_ref_as_operand_default;