bigint-crypto-utils/node_modules/eslint-plugin-node/lib/util/check-unsupported-builtins.js

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/**
* @author Toru Nagashima
* See LICENSE file in root directory for full license.
*/
"use strict"
const { Range } = require("semver") //eslint-disable-line no-unused-vars
const { ReferenceTracker } = require("eslint-utils")
const getConfiguredNodeVersion = require("./get-configured-node-version")
const getSemverRange = require("./get-semver-range")
/**
* Parses the options.
* @param {RuleContext} context The rule context.
* @returns {{version:Range,ignores:Set<string>}} Parsed value.
*/
function parseOptions(context) {
const raw = context.options[0] || {}
const filePath = context.getFilename()
const version = getConfiguredNodeVersion(raw.version, filePath)
const ignores = new Set(raw.ignores || [])
return Object.freeze({ version, ignores })
}
/**
* Verify the code to report unsupported APIs.
* @param {RuleContext} context The rule context.
* @param {{modules:object,globals:object}} trackMap The map for APIs to report.
* @returns {void}
*/
module.exports = function checkUnsupportedBuiltins(context, trackMap) {
const options = parseOptions(context)
const tracker = new ReferenceTracker(context.getScope(), { mode: "legacy" })
const references = [
...tracker.iterateCjsReferences(trackMap.modules || {}),
...tracker.iterateEsmReferences(trackMap.modules || {}),
...tracker.iterateGlobalReferences(trackMap.globals || {}),
]
for (const { node, path, info } of references) {
const name = path.join(".")
const supported =
Boolean(info.supported) &&
!options.version.intersects(getSemverRange(`<${info.supported}`))
if (!supported && !options.ignores.has(name)) {
context.report({
node,
messageId: "unsupported",
data: {
name,
supported: info.supported || "???",
version: options.version.raw,
},
})
}
}
}