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91 lines
2.7 KiB
91 lines
2.7 KiB
3 years ago
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/**
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* @fileoverview Rule to disallow specified names in exports
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* @author Milos Djermanovic
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*/
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"use strict";
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//------------------------------------------------------------------------------
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// Rule Definition
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//------------------------------------------------------------------------------
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module.exports = {
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meta: {
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type: "suggestion",
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docs: {
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description: "disallow specified names in exports",
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category: "ECMAScript 6",
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recommended: false,
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url: "https://eslint.org/docs/rules/no-restricted-exports"
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},
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schema: [{
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type: "object",
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properties: {
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restrictedNamedExports: {
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type: "array",
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items: {
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type: "string"
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},
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uniqueItems: true
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}
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},
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additionalProperties: false
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}],
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messages: {
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restrictedNamed: "'{{name}}' is restricted from being used as an exported name."
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}
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},
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create(context) {
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const restrictedNames = new Set(context.options[0] && context.options[0].restrictedNamedExports);
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/**
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* Checks and reports given exported identifier.
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* @param {ASTNode} node exported `Identifier` node to check.
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* @returns {void}
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*/
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function checkExportedName(node) {
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const name = node.name;
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if (restrictedNames.has(name)) {
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context.report({
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node,
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messageId: "restrictedNamed",
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data: { name }
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});
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}
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}
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return {
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ExportAllDeclaration(node) {
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if (node.exported) {
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checkExportedName(node.exported);
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}
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},
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ExportNamedDeclaration(node) {
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const declaration = node.declaration;
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if (declaration) {
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if (declaration.type === "FunctionDeclaration" || declaration.type === "ClassDeclaration") {
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checkExportedName(declaration.id);
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} else if (declaration.type === "VariableDeclaration") {
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context.getDeclaredVariables(declaration)
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.map(v => v.defs.find(d => d.parent === declaration))
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.map(d => d.name) // Identifier nodes
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.forEach(checkExportedName);
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}
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} else {
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node.specifiers
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.map(s => s.exported)
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.forEach(checkExportedName);
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}
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}
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};
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}
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};
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