diff-informed-analysis-utils.js

"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
exports.shouldPerformDiffInformedAnalysis = shouldPerformDiffInformedAnalysis;
exports.getDiffInformedAnalysisBranches = getDiffInformedAnalysisBranches;
exports.writeDiffRangesJsonFile = writeDiffRangesJsonFile;
exports.readDiffRangesJsonFile = readDiffRangesJsonFile;
const fs = __importStar(require("fs"));
const path = __importStar(require("path"));
const actionsUtil = __importStar(require("./actions-util"));
const api_client_1 = require("./api-client");
const feature_flags_1 = require("./feature-flags");
const util_1 = require("./util");
/**
 * Check if the action should perform diff-informed analysis.
 */
async function shouldPerformDiffInformedAnalysis(codeql, features, logger) {
    return ((await getDiffInformedAnalysisBranches(codeql, features, logger)) !==
        undefined);
}
/**
 * Get the branches to use for diff-informed analysis.
 *
 * @returns If the action should perform diff-informed analysis, return
 * the base and head branches that should be used to compute the diff ranges.
 * Otherwise return `undefined`.
 */
async function getDiffInformedAnalysisBranches(codeql, features, logger) {
    if (!(await features.getValue(feature_flags_1.Feature.DiffInformedQueries, codeql))) {
        return undefined;
    }
    const gitHubVersion = await (0, api_client_1.getGitHubVersion)();
    if (gitHubVersion.type === util_1.GitHubVariant.GHES &&
        (0, util_1.satisfiesGHESVersion)(gitHubVersion.version, "<3.19", true)) {
        return undefined;
    }
    const branches = actionsUtil.getPullRequestBranches();
    if (!branches) {
        logger.info("Not performing diff-informed analysis " +
            "because we are not analyzing a pull request.");
    }
    return branches;
}
function getDiffRangesJsonFilePath() {
    return path.join(actionsUtil.getTemporaryDirectory(), "pr-diff-range.json");
}
function writeDiffRangesJsonFile(logger, ranges) {
    const jsonContents = JSON.stringify(ranges, null, 2);
    const jsonFilePath = getDiffRangesJsonFilePath();
    fs.writeFileSync(jsonFilePath, jsonContents);
    logger.debug(`Wrote pr-diff-range JSON file to ${jsonFilePath}:\n${jsonContents}`);
}
function readDiffRangesJsonFile(logger) {
    const jsonFilePath = getDiffRangesJsonFilePath();
    if (!fs.existsSync(jsonFilePath)) {
        logger.debug(`Diff ranges JSON file does not exist at ${jsonFilePath}`);
        return undefined;
    }
    const jsonContents = fs.readFileSync(jsonFilePath, "utf8");
    logger.debug(`Read pr-diff-range JSON file from ${jsonFilePath}:\n${jsonContents}`);
    return JSON.parse(jsonContents);
}
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