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