100 lines
2.9 KiB
JavaScript
100 lines
2.9 KiB
JavaScript
/**
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* @author Vignesh Anand
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* See LICENSE file in root directory for full license.
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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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const querySelector = [
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`MemberExpression`,
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`[computed!=true]`,
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`[object.name="process"]`,
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`[property.name="env"]`,
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`,`,
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`MemberExpression`,
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`[computed=true]`,
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`[object.name="process"]`,
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`[property.value="env"]`,
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]
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/**
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* @param {unknown} node [description]
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* @returns {node is import('estree').MemberExpression}
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*/
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function isMemberExpresion(node) {
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return (
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node != null &&
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typeof node === "object" &&
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"type" in node &&
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node.type === "MemberExpression"
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)
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}
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/**
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* @typedef {[
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* {
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* allowedVariables?: string[]
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* }?
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* ]} RuleOptions
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*/
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/** @type {import('./rule-module').RuleModule<{RuleOptions: RuleOptions}>} */
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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 the use of `process.env`",
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recommended: false,
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url: "https://github.com/eslint-community/eslint-plugin-n/blob/HEAD/docs/rules/no-process-env.md",
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},
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fixable: null,
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schema: [
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{
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type: "object",
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properties: {
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allowedVariables: {
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type: "array",
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items: { type: "string" },
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},
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},
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additionalProperties: false,
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},
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],
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messages: {
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unexpectedProcessEnv: "Unexpected use of process.env.",
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},
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},
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create(context) {
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const options = context.options[0] ?? {}
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/** @type {string[]} */
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const allowedVariables = options.allowedVariables ?? []
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return {
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/** @param {import('estree').MemberExpression} node */
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[querySelector.join("")](node) {
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if (
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"parent" in node &&
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isMemberExpresion(node.parent) &&
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node.parent.property != null
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) {
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const child = node.parent.property
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if (
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(child.type === "Identifier" &&
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node.parent.computed === false &&
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allowedVariables.includes(child.name)) ||
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(child.type === "Literal" &&
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typeof child.value === "string" &&
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node.parent.computed === true &&
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allowedVariables.includes(child.value))
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) {
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return
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}
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}
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context.report({ node, messageId: "unexpectedProcessEnv" })
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},
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}
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},
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}
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