Method getBuildFilePaths

src/deploy.ts:452–528

()

  // Get the list of build files, doing a build if necessary.
  private async getBuildFilePaths(): Promise<string[]> {
    let doBuild = this.deployOptions.force === "build";
    let buildFilePaths: string[] | null = null;

    // Check if the build is missing. If it is present, then continue; otherwise
    // if --no-build was specified, then error; otherwise if in a tty, ask the
    // user if they want to build; otherwise build automatically.
    try {
      buildFilePaths = await this.findBuildFiles();
    } catch (error) {
      if (CliError.match(error, {message: /No build files found/})) {
        if (this.deployOptions.force === "deploy") {
          throw new CliError("No build files found.");
        } else if (!this.deployOptions.force) {
          if (this.effects.isTty) {
            const choice = await this.effects.clack.confirm({
              message: "No build files found. Do you want to build the app now?",
              active: "Yes, build and then deploy",
              inactive: "No, cancel deploy"
            });
            if (this.effects.clack.isCancel(choice) || !choice) {
              throw new CliError("User canceled deploy", {print: false, exitCode: 0});
            }
          }
          doBuild = true;
        }
      } else {
        throw error;
      }
    }

    // If we haven’t decided yet whether or not we’re building, check how old the
    // build is, and whether it is stale (i.e., whether the source files are newer
    // than the build). If in a tty, ask the user if they want to build; otherwise
    // deploy as is.
    if (!doBuild && !this.deployOptions.force && this.effects.isTty) {
      const leastRecentBuildMtimeMs = await this.findLeastRecentBuildMtimeMs();
      const mostRecentSourceMtimeMs = await this.findMostRecentSourceMtimeMs();
      const buildAge = Date.now() - leastRecentBuildMtimeMs;
      let initialValue = buildAge > BUILD_AGE_WARNING_MS;
      if (mostRecentSourceMtimeMs > leastRecentBuildMtimeMs) {
        this.effects.clack.log.warn(
          wrapAnsi(`Your source files have changed since you built ${formatAge(buildAge)}.`, this.effects.outputColumns)
        );
        initialValue = true;
      } else {
        this.effects.clack.log.info(wrapAnsi(`You built this app ${formatAge(buildAge)}.`, this.effects.outputColumns));
      }
      const choice = await this.effects.clack.confirm({
        message: "Would you like to build again before deploying?",
        initialValue,
        active: "Yes, build and then deploy",
        inactive: "No, deploy as is"
      });
      if (this.effects.clack.isCancel(choice)) throw new CliError("User canceled deploy", {print: false, exitCode: 0});
      doBuild = !!choice;
    }