snyk-go-parser/dist/parsers/gopkg-parser.js

Generate a dep tree given a collection of manifests

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.parseGoPkgConfig = parseGoPkgConfig;
const toml = require("@iarna/toml");
const errors_1 = require("../errors");
const event_loop_spinner_1 = require("event-loop-spinner");
async function parseDepLockContents(lockFileString) {
    try {
        const lockJson = (await toml.parse.async(lockFileString));
        const deps = {};
        if (lockJson.projects) {
            for (const proj of lockJson.projects) {
                const version = proj.version || '#' + proj.revision;
                for (const subpackageName of proj.packages) {
                    const name = subpackageName === '.'
                        ? proj.name
                        : proj.name + '/' + subpackageName;
                    const dep = {
                        name,
                        version,
                    };
                    deps[dep.name] = dep;
                    if (event_loop_spinner_1.eventLoopSpinner.isStarving()) {
                        await event_loop_spinner_1.eventLoopSpinner.spin();
                    }
                }
            }
        }
        return deps;
    }
    catch (e) {
        throw new errors_1.InvalidUserInputError('Gopkg.lock parsing failed with error ' + e.message);
    }
}
function parseDepManifestContents(manifestToml) {
    try {
        const manifestJson = toml.parse(manifestToml) || {};
        manifestJson.ignored = manifestJson.ignored || [];
        return manifestJson;
    }
    catch (e) {
        throw new errors_1.InvalidUserInputError('Gopkg.toml parsing failed with error ' + e.message);
    }
}
async function parseGoPkgConfig(manifestFileContents, lockFileContents) {
    if (!manifestFileContents && !lockFileContents) {
        throw new errors_1.InvalidUserInputError('Gopkg.lock and Gopkg.toml file contents are empty');
    }
    if (!lockFileContents) {
        throw new errors_1.InvalidUserInputError('Gopkg.lock is empty, cannot proceed parsing');
    }
    const lockedVersions = await parseDepLockContents(lockFileContents);
    let ignoredPkgs = [];
    if (manifestFileContents) {
        const manifest = parseDepManifestContents(manifestFileContents);
        ignoredPkgs = manifest.ignored;
    }
    return { lockedVersions, ignoredPkgs };
}
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