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utils.js
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utils.js
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const glob = require("glob");
const path = require("path");
const fs = require("fs");
const got = require("got");
const convert = require("xml-js");
const licenseMapping = require("./license-mapping.json");
const spdxLicenses = require("./spdx-licenses.json");
const knownLicenses = require("./known-licenses.json");
const cheerio = require("cheerio");
const yaml = require("js-yaml");
/**
* Method to get files matching a pattern
*
* @param {string} dirPath Root directory for search
* @param {string} pattern Glob pattern (eg: *.gradle)
*/
const getAllFiles = function (dirPath, pattern) {
return glob.sync(pattern, { cwd: dirPath, silent: true, absolute: true });
};
exports.getAllFiles = getAllFiles;
const toBase64 = (hexString) => {
return Buffer.from(hexString, "hex").toString("base64");
};
/**
* Performs a lookup + validation of the license specified in the
* package. If the license is a valid SPDX license ID, set the 'id'
* and url of the license object, otherwise, set the 'name' of the license
* object.
*/
function getLicenses(pkg, format = "xml") {
let license = pkg.license && (pkg.license.type || pkg.license);
if (license) {
if (!Array.isArray(license)) {
license = [license];
}
return license
.map((l) => {
let licenseContent = {};
if (typeof l === "string" || l instanceof String) {
if (
spdxLicenses.some((v) => {
return l === v;
})
) {
licenseContent.id = l;
licenseContent.url = "https://opensource.org/licenses/" + l;
} else if (l.startsWith("http")) {
licenseContent.url = l;
} else {
licenseContent.name = l;
}
} else if (Object.keys(l).length) {
licenseContent = l;
} else {
return null;
}
if (!licenseContent.id) {
addLicenseText(pkg, l, licenseContent, format);
}
return licenseContent;
})
.map((l) => ({ license: l }));
}
return null;
}
exports.getLicenses = getLicenses;
/**
* Tries to find a file containing the license text based on commonly
* used naming and content types. If a candidate file is found, add
* the text to the license text object and stop.
*/
function addLicenseText(pkg, l, licenseContent, format = "xml") {
let licenseFilenames = [
"LICENSE",
"License",
"license",
"LICENCE",
"Licence",
"licence",
"NOTICE",
"Notice",
"notice",
];
let licenseContentTypes = {
"text/plain": "",
"text/txt": ".txt",
"text/markdown": ".md",
"text/xml": ".xml",
};
/* Loops over different name combinations starting from the license specified
naming (e.g., 'LICENSE.Apache-2.0') and proceeding towards more generic names. */
for (const licenseName of [`.${l}`, ""]) {
for (const licenseFilename of licenseFilenames) {
for (const [licenseContentType, fileExtension] of Object.entries(
licenseContentTypes
)) {
let licenseFilepath = `${pkg.realPath}/${licenseFilename}${licenseName}${fileExtension}`;
if (fs.existsSync(licenseFilepath)) {
licenseContent.text = readLicenseText(
licenseFilepath,
licenseContentType,
format
);
return;
}
}
}
}
}
/**
* Read the file from the given path to the license text object and includes
* content-type attribute, if not default. Returns the license text object.
*/
function readLicenseText(licenseFilepath, licenseContentType, format = "xml") {
let licenseText = fs.readFileSync(licenseFilepath, "utf8");
if (licenseText) {
if (format === "xml") {
let licenseContentText = { "#cdata": licenseText };
if (licenseContentType !== "text/plain") {
licenseContentText["@content-type"] = licenseContentType;
}
return licenseContentText;
} else {
let licenseContentText = { content: licenseText };
if (licenseContentType !== "text/plain") {
licenseContentText["contentType"] = licenseContentType;
}
return licenseContentText;
}
}
return null;
}
const _getDepPkgList = function (pkgList, pkg) {
if (pkg && pkg.dependencies) {
const pkgKeys = Object.keys(pkg.dependencies);
for (var k in pkgKeys) {
const name = pkgKeys[k];
pkgList.push({
name: name,
version: pkg.dependencies[name].version,
_integrity: pkg.dependencies[name].integrity,
});
// Include child dependencies
if (pkg.dependencies[name].dependencies) {
_getDepPkgList(pkgList, pkg.dependencies[name]);
}
}
}
return pkgList;
};
/**
* Parse nodejs package lock file
*
* @param {string} pkgLockFile package-lock.json file
*/
const parsePkgLock = function (pkgLockFile) {
const pkgList = [];
if (fs.existsSync(pkgLockFile)) {
lockData = require(pkgLockFile);
return _getDepPkgList(pkgList, lockData);
}
return pkgList;
};
exports.parsePkgLock = parsePkgLock;
/**
* Parse nodejs yarn lock file
*
* @param {string} yarnLockFile yarn.lock file
*/
const parseYarnLock = function (yarnLockFile) {
const pkgList = [];
if (fs.existsSync(yarnLockFile)) {
const lockData = fs.readFileSync(yarnLockFile, "utf8");
let name = "";
let group = "";
let version = "";
let integrity = "";
lockData.split("\n").forEach((l) => {
if (l === "\n" || l.startsWith("dependencies") || l.startsWith(" ")) {
return;
}
if (!l.startsWith(" ")) {
const tmpA = l.split("@");
if (tmpA.length == 2) {
const fullName = tmpA[0];
if (fullName.indexOf("/") > -1) {
const parts = fullName.split("/");
group = parts[0];
name = parts[1];
} else {
name = fullName;
}
}
} else {
l = l.trim();
const parts = l.split(" ");
if (l.includes("version")) {
version = parts[1].replace(/"/g, "");
}
if (l.includes("resolved")) {
const tmpB = parts[1].split("#");
if (tmpB.length > 1) {
const digest = tmpB[1].replace(/"/g, "");
integrity = "sha256-" + digest;
}
}
}
if (name !== "" && version !== "" && integrity != "") {
pkgList.push({
group: group,
name: name,
version: version,
_integrity: integrity,
});
group = "";
name = "";
version = "";
integrity = "";
}
});
}
return pkgList;
};
exports.parseYarnLock = parseYarnLock;
/**
* Parse nodejs shrinkwrap deps file
*
* @param {string} swFile shrinkwrap-deps.json file
*/
const parseNodeShrinkwrap = function (swFile) {
const pkgList = [];
if (fs.existsSync(swFile)) {
lockData = require(swFile);
const pkgKeys = Object.keys(lockData);
for (var k in pkgKeys) {
const fullName = pkgKeys[k];
const integrity = lockData[fullName];
const parts = fullName.split("@");
if (parts && parts.length) {
let name = "";
let version = "";
let group = "";
if (parts.length === 2) {
name = parts[0];
version = parts[1];
} else if (parts.length === 3) {
if (parts[0] === "") {
let gnameparts = parts[1].split("/");
group = gnameparts[0];
name = gnameparts[1];
} else {
name = parts[0];
}
version = parts[2];
}
if (group !== "@types") {
pkgList.push({
group: group,
name: name,
version: version,
_integrity: integrity,
});
}
}
}
}
return pkgList;
};
exports.parseNodeShrinkwrap = parseNodeShrinkwrap;
/**
* Parse nodejs pnpm lock file
*
* @param {string} pnpmLock pnpm-lock.yaml file
*/
const parsePnpmLock = function (pnpmLock) {
const pkgList = [];
if (fs.existsSync(pnpmLock)) {
const lockData = fs.readFileSync(pnpmLock, "utf8");
const yamlObj = yaml.safeLoad(lockData);
const packages = yamlObj.packages;
const pkgKeys = Object.keys(packages);
for (var k in pkgKeys) {
// Eg: @babel/code-frame/7.10.1
const fullName = pkgKeys[k].replace("/@", "@");
const parts = fullName.split("/");
const integrity = packages[pkgKeys[k]].resolution.integrity;
if (parts && parts.length) {
let name = "";
let version = "";
let group = "";
if (parts.length === 2) {
name = parts[0];
version = parts[1];
} else if (parts.length === 3) {
group = parts[0];
name = parts[1];
version = parts[2];
}
if (group !== "@types" && name.indexOf("file:") !== 0) {
pkgList.push({
group: group,
name: name,
version: version,
_integrity: integrity,
});
}
}
}
}
return pkgList;
};
exports.parsePnpmLock = parsePnpmLock;
/**
* Parse pom file
*
* @param {string} pom file to parse
*/
const parsePom = function (pomFile) {
const deps = [];
const xmlData = fs.readFileSync(pomFile);
const project = convert.xml2js(xmlData, {
compact: true,
spaces: 4,
textKey: "_",
attributesKey: "$",
commentKey: "value",
}).project;
if (project && project.dependencies) {
const dependencies = project.dependencies.dependency;
for (var i in dependencies) {
const adep = dependencies[i];
const version = adep.version;
let versionStr = undefined;
if (version && version._ && version._.indexOf("$") == -1) {
versionStr = version._;
deps.push({
group: adep.groupId ? adep.groupId._ : "",
name: adep.artifactId ? adep.artifactId._ : "",
version: versionStr,
qualifiers: { type: "jar" },
});
}
}
}
return deps;
};
exports.parsePom = parsePom;
/**
* Parse gradle dependencies output
* @param {string} rawOutput Raw string output
*/
const parseGradleDep = function (rawOutput) {
if (typeof rawOutput === "string") {
const deps = [];
const keys_cache = {};
const tmpA = rawOutput.split("\n");
tmpA.forEach((l) => {
if (l.indexOf("--- ") >= 0) {
l = l.substr(l.indexOf("--- ") + 4, l.length).trim();
l = l.replace(" (*)", "");
const verArr = l.split(":");
if (verArr && verArr.length === 3) {
let versionStr = verArr[2];
if (versionStr.indexOf("->") >= 0) {
versionStr = versionStr
.substr(versionStr.indexOf("->") + 3, versionStr.length)
.trim();
}
versionStr = versionStr.split(" ")[0];
const key = verArr[0] + "-" + verArr[1] + "-" + versionStr;
// Filter duplicates
if (!keys_cache[key]) {
keys_cache[key] = key;
deps.push({
group: verArr[0],
name: verArr[1],
version: versionStr,
qualifiers: { type: "jar" },
});
}
}
}
});
return deps;
}
return [];
};
/**
* Parse dependencies in Key:Value format
*/
exports.parseGradleDep = parseGradleDep;
const parseKVDep = function (rawOutput) {
if (typeof rawOutput === "string") {
const deps = [];
rawOutput.split("\n").forEach((l) => {
const tmpA = l.split(":");
if (tmpA.length === 3) {
deps.push({
group: tmpA[0],
name: tmpA[1],
version: tmpA[2],
qualifiers: { type: "jar" },
});
} else if (tmpA.length === 2) {
deps.push({
group: "",
name: tmpA[0],
version: tmpA[1],
qualifiers: { type: "jar" },
});
}
});
return deps;
}
return [];
};
exports.parseKVDep = parseKVDep;
/**
* Method to find the spdx license id from name
*
* @param {string} name License full name
*/
const findLicenseId = function (name) {
for (let i in licenseMapping) {
const l = licenseMapping[i];
if (l.names.includes(name)) {
return l.exp;
}
}
return name;
};
exports.findLicenseId = findLicenseId;
/**
* Method to guess the spdx license id from license contents
*
* @param {string} name License file contents
*/
const guessLicenseId = function (content) {
content = content.replace(/\n/g, " ");
for (let i in licenseMapping) {
const l = licenseMapping[i];
for (let j in l.names) {
if (content.indexOf(l.names[j]) > -1) {
return l.exp;
}
}
}
return undefined;
};
exports.guessLicenseId = guessLicenseId;
/**
* Method to retrieve metadata for maven packages by querying maven central
*
* @param {Array} pkgList Package list
*/
const getMvnMetadata = async function (pkgList) {
const MAVEN_CENTRAL_URL = "https://repo1.maven.org/maven2/";
const ANDROID_MAVEN = "https://maven.google.com/";
const JCENTER_MAVEN = "https://jcenter.bintray.com/";
const cdepList = [];
for (const p of pkgList) {
let urlPrefix = MAVEN_CENTRAL_URL;
// Ideally we should try one resolver after the other. But it increases the time taken
if (p.group.indexOf("android") !== -1) {
urlPrefix = ANDROID_MAVEN;
} else if (
p.group.indexOf("jetbrains") !== -1 ||
p.group.indexOf("airbnb") !== -1
) {
urlPrefix = JCENTER_MAVEN;
}
let groupPart = p.group.replace(/\./g, "/");
const fullUrl =
urlPrefix +
groupPart +
"/" +
p.name +
"/" +
p.version +
"/" +
p.name +
"-" +
p.version +
".pom";
try {
const res = await got.get(fullUrl);
const bodyJson = convert.xml2js(res.body, {
compact: true,
spaces: 4,
textKey: "_",
attributesKey: "$",
commentKey: "value",
}).project;
if (bodyJson && bodyJson.licenses && bodyJson.licenses.license) {
if (Array.isArray(bodyJson.licenses.license)) {
p.license = bodyJson.licenses.license.map((l) => {
return findLicenseId(l.name._);
});
} else if (Object.keys(bodyJson.licenses.license).length) {
l = bodyJson.licenses.license;
p.license = [findLicenseId(l.name._)];
} else {
}
}
p.description = bodyJson.description ? bodyJson.description._ : "";
if (bodyJson.scm && bodyJson.scm.url) {
p.repository = { url: bodyJson.scm.url._ };
}
cdepList.push(p);
} catch (err) {
/*
console.warn(
"Unable to find metadata for",
p.group,
p.name,
p.version,
fullUrl
);
*/
cdepList.push(p);
}
}
return cdepList;
};
exports.getMvnMetadata = getMvnMetadata;
/**
* Method to retrieve metadata for python packages by querying pypi
*
* @param {Array} pkgList Package list
*/
const getPyMetadata = async function (pkgList) {
const PYPI_URL = "https://pypi.org/pypi/";
const cdepList = [];
for (const p of pkgList) {
try {
// Some packages support extra modules
if (p.name.includes("[")) {
p.name = p.name.split("[")[0];
}
const res = await got.get(PYPI_URL + p.name + "/json", {
responseType: "json",
});
const body = res.body;
p.description = body.info.summary;
p.license = findLicenseId(body.info.license);
if (body.info.home_page.indexOf("git") > -1) {
p.repository = { url: body.info.home_page };
} else {
p.homepage = { url: body.info.home_page };
}
// Use the latest version if none specified
if (
!p.version ||
p.version.includes("*") ||
p.version.includes("<") ||
p.version.includes(">")
) {
p.version = body.info.version;
}
if (body.releases && body.releases[p.version]) {
const digest = body.releases[p.version][0].digests;
if (digest["sha256"]) {
p._integrity = "sha256-" + digest["sha256"];
} else if (digest["md5"]) {
p._integrity = "md5-" + digest["md5"];
}
}
cdepList.push(p);
} catch (err) {
cdepList.push(p);
console.error(err, p);
}
}
return cdepList;
};
exports.getPyMetadata = getPyMetadata;
/**
* Method to parse pipfile.lock data
*
* @param {Object} lockData JSON data from Pipfile.lock
*/
const parsePiplockData = async function (lockData) {
const pkgList = [];
Object.keys(lockData)
.filter((i) => i !== "_meta")
.forEach((k) => {
const depBlock = lockData[k];
Object.keys(depBlock).forEach((p) => {
const pkg = depBlock[p];
let versionStr = pkg.version.replace("==", "");
pkgList.push({ name: p, version: versionStr });
});
});
return await getPyMetadata(pkgList);
};
exports.parsePiplockData = parsePiplockData;
/**
* Method to parse poetry.lock data
*
* @param {Object} lockData JSON data from poetry.lock
*/
const parsePoetrylockData = async function (lockData) {
const pkgList = [];
let pkg = null;
if (!lockData) {
return pkgList;
}
lockData.split("\n").forEach((l) => {
let key = null;
let value = null;
// Package section starts with this marker
if (l.indexOf("[[package]]") > -1) {
if (pkg && pkg.name && pkg.version) {
pkgList.push(pkg);
}
pkg = {};
}
if (l.indexOf("=") > -1) {
const tmpA = l.split("=");
key = tmpA[0].trim();
value = tmpA[1].trim().replace(/\"/g, "");
switch (key) {
case "description":
pkg.description = value;
break;
case "name":
pkg.name = value;
break;
case "version":
pkg.version = value;
break;
}
}
});
return await getPyMetadata(pkgList);
};
exports.parsePoetrylockData = parsePoetrylockData;
/**
* Method to parse requirements.txt data
*
* @param {Object} reqData Requirements.txt data
*/
const parseReqFile = async function (reqData) {
const pkgList = [];
reqData.split("\n").forEach((l) => {
if (!l.startsWith("#")) {
if (l.indexOf("=") > -1) {
const tmpA = l.split(/(==|<=|~=|>=)/);
let versionStr = tmpA[tmpA.length - 1].trim().replace("*", "0");
if (versionStr.indexOf(" ") > -1) {
versionStr = versionStr.split(" ")[0];
}
if (versionStr === "0") {
versionStr = null;
}
pkgList.push({
name: tmpA[0].trim(),
version: versionStr,
});
} else if (/[>|\[|@]/.test(l)) {
const tmpA = l.split(/(>|\[|@)/);
pkgList.push({
name: tmpA[0].trim(),
version: null,
});
} else if (l) {
pkgList.push({
name: l,
version: null,
});
}
}
});
return await getPyMetadata(pkgList);
};
exports.parseReqFile = parseReqFile;
/**
* Method to parse setup.py data
*
* @param {Object} setupPyData Contents of setup.py
*/
const parseSetupPyFile = async function (setupPyData) {
let lines = [];
let requires_found = false;
let should_break = false;
setupPyData.split("\n").forEach((l) => {
l = l.trim();
if (l.includes("install_requires")) {
l = l.replace("install_requires=[", "");
requires_found = true;
}
if (l.length && requires_found && !should_break) {
if (l.includes("]")) {
should_break = true;
l = l.replace("],", "").replace("]", "");
}
let tmpA = l.replace(/['\"]/g, "").split(",");
tmpA = tmpA.filter((v) => v.length);
lines = lines.concat(tmpA);
}
});
return await parseReqFile(lines.join("\n"));
};
exports.parseSetupPyFile = parseSetupPyFile;
/**
* Method to construct a github url for the given repo
* @param {Object} repoMetadata Repo metadata with group and name
*/
const toGitHubUrl = function (repoMetadata) {
if (repoMetadata) {
const group = repoMetadata.group;
const name = repoMetadata.name;
let ghUrl = "https://github.com";
if (group && group !== "." && group != "") {
ghUrl = ghUrl + "/" + group.replace("github.com/", "");
}
ghUrl = ghUrl + "/" + name;
return ghUrl;
} else {
return undefined;
}
};
exports.toGitHubUrl = toGitHubUrl;
/**
* Method to retrieve repo license by querying github api
*
* @param {String} repoUrl Repository url
* @param {Object} repoMetadata Object containing group and package name strings
* @return {String} SPDX license id
*/
const getRepoLicense = async function (repoUrl, repoMetadata) {
if (!repoUrl) {
repoUrl = toGitHubUrl(repoMetadata);
}
// Perform github lookups
if (repoUrl.indexOf("github.com") > -1) {
let apiUrl = repoUrl.replace(
"https://github.com",
"https://api.github.com/repos"
);
apiUrl += "/license";
const headers = {};
if (process.env.GITHUB_TOKEN) {
headers["Authorization"] = "Bearer " + process.env.GITHUB_TOKEN;
}
try {
const res = await got.get(apiUrl, {
responseType: "json",
headers: headers,
});
if (res && res.body) {
const license = res.body.license;
let licenseId = license.spdx_id;
const licObj = {
url: res.body.html_url,
};
if (license.spdx_id === "NOASSERTION") {
if (res.body.content) {
content = Buffer.from(res.body.content, "base64").toString("ascii");
licenseId = guessLicenseId(content);
}
// If content match fails attempt to find by name
if (!licenseId && license.name.toLowerCase() !== "other") {
licenseId = findLicenseId(license.name);
licObj["name"] = license.name;
}
}
licObj["id"] = licenseId;
return licObj;
}
} catch (err) {
return undefined;
}
} else if (repoMetadata) {
const group = repoMetadata.group;
const name = repoMetadata.name;
if (group && name) {
for (let i in knownLicenses) {
const akLic = knownLicenses[i];
if (akLic.group === "." && akLic.name === name) {
return akLic.license;
} else if (
group.includes(akLic.group) &&
(akLic.name === name || akLic.name === "*")
) {
return akLic.license;
}
}
}
}
return undefined;
};
exports.getRepoLicense = getRepoLicense;
/**
* Method to get go pkg license from go.dev site.
*
* @param {Object} repoMetadata Repo metadata
*/
const getGoPkgLicense = async function (repoMetadata) {
const group = repoMetadata.group;
const name = repoMetadata.name;
let pkgUrlPrefix = "https://pkg.go.dev/";
if (group && group !== "." && group !== name) {
pkgUrlPrefix = pkgUrlPrefix + group + "/";
}
pkgUrlPrefix = pkgUrlPrefix + name + "?tab=licenses";
try {
const res = await got.get(pkgUrlPrefix);
if (res && res.body) {
const $ = cheerio.load(res.body);
let licenses = $("#LICENSE > h2").text();
if (licenses === "") {
licenses = $("section.License > h2").text();
}
licenseIds = licenses.split(", ");
const licList = [];
for (var i in licenseIds) {
const alicense = {
id: licenseIds[i],
};
alicense["url"] = pkgUrlPrefix;
licList.push(alicense);
}
return licList;
}
} catch (err) {
return undefined;
}
if (group.indexOf("github.com") > -1) {
return await getRepoLicense(undefined, repoMetadata);
}
return undefined;
};
exports.getGoPkgLicense = getGoPkgLicense;
const parseGosumData = async function (gosumData) {
const pkgList = [];
if (!gosumData) {
return pkgList;
}
const pkgs = gosumData.split("\n");
for (let i in pkgs) {
const l = pkgs[i];
// look for lines containing go.mod
if (l.indexOf("go.mod") > -1) {
const tmpA = l.split(" ");
let group = path.dirname(tmpA[0]);
const name = path.basename(tmpA[0]);
if (group === ".") {
group = name;
}
const version = tmpA[1].replace("/go.mod", "");
const hash = tmpA[tmpA.length - 1].replace("h1:", "sha256-");
const license = await getGoPkgLicense({
group: group,
name: name,
});
pkgList.push({
group: group,
name: name,
version: version,
_integrity: hash,
license: license,
});
}
}
return pkgList;
};
exports.parseGosumData = parseGosumData;
const parseGopkgData = async function (gopkgData) {
const pkgList = [];
if (!gopkgData) {
return pkgList;
}
let pkg = null;
const pkgs = gopkgData.split("\n");
for (let i in pkgs) {
const l = pkgs[i];
let key = null;
let value = null;
if (l.indexOf("[[projects]]") > -1) {
if (pkg) {
pkgList.push(pkg);
}
pkg = {};
}
if (l.indexOf("=") > -1) {
const tmpA = l.split("=");
key = tmpA[0].trim();
value = tmpA[1].trim().replace(/\"/g, "");
switch (key) {
case "digest":
const digest = value.replace("1:", "");
pkg._integrity = "sha256-" + toBase64(digest);
break;
case "name":
pkg.group = path.dirname(value);
pkg.name = path.basename(value);
if (pkg.group === ".") {
pkg.group = pkg.name;
}
pkg.license = await getGoPkgLicense({
group: pkg.group,
name: pkg.name,
});
break;
case "version":
pkg.version = value;
break;
case "revision":
if (!pkg.version) {
pkg.version = value;
}
}
}
}
return pkgList;
};
exports.parseGopkgData = parseGopkgData;
/**
* Method to query rubygems api for gems details
*
* @param {*} pkgList List of packages with metadata
*/
const getRubyGemsMetadata = async function (pkgList) {
const RUBYGEMS_URL = "https://rubygems.org/api/v1/versions/";
const rdepList = [];
for (const p of pkgList) {
try {
const res = await got.get(RUBYGEMS_URL + p.name + ".json", {
responseType: "json",
});
let body = res.body;
if (body && body.length) {
body = body[0];
}
p.description = body.description || body.summary || "";
if (body.licenses) {
p.license = body.licenses;
}
if (body.metadata) {
if (body.metadata.source_code_uri) {
p.repository = { url: body.metadata.source_code_uri };
}
if (body.metadata.bug_tracker_uri) {
p.homepage = { url: body.metadata.bug_tracker_uri };
}
}
if (body.sha) {
p._integrity = "sha256-" + body.sha;
}
// Use the latest version if none specified
if (!p.version) {
p.version = body.number;
}
rdepList.push(p);
} catch (err) {
rdepList.push(p);
console.error(err);
}
}
return rdepList;
};
exports.getRubyGemsMetadata = getRubyGemsMetadata;
/**
* Method to parse Gemfile.lock
*
* @param {*} gemLockData Gemfile.lock data
*/
const parseGemfileLockData = async function (gemLockData) {
const pkgList = [];
const pkgnames = {};