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rOACCT/node_modules/@babel/core/src/config/resolve-targets.ts
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resolve-targets.ts
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type browserType = typeof import("./resolve-targets-browser");
type nodeType = typeof import("./resolve-targets");
// Kind of gross, but essentially asserting that the exports of this module are the same as the
// exports of index-browser, since this file may be replaced at bundle time with index-browser.
({} as any as browserType as nodeType);
import type { ValidatedOptions } from "./validation/options";
import path from "path";
import getTargets, {
type InputTargets,
} from "@babel/helper-compilation-targets";
import type { Targets } from "@babel/helper-compilation-targets";
export function resolveBrowserslistConfigFile(
browserslistConfigFile: string,
configFileDir: string,
): string | undefined {
return path.resolve(configFileDir, browserslistConfigFile);
}
export function resolveTargets(
options: ValidatedOptions,
root: string,
): Targets {
const optTargets = options.targets;
let targets: InputTargets;
if (typeof optTargets === "string" || Array.isArray(optTargets)) {
targets = { browsers: optTargets };
} else if (optTargets) {
if ("esmodules" in optTargets) {
targets = { ...optTargets, esmodules: "intersect" };
} else {
// https://github.com/microsoft/TypeScript/issues/17002
targets = optTargets as InputTargets;
}
}
const { browserslistConfigFile } = options;
let configFile;
let ignoreBrowserslistConfig = false;
if (typeof browserslistConfigFile === "string") {
configFile = browserslistConfigFile;
} else {
ignoreBrowserslistConfig = browserslistConfigFile === false;
}
return getTargets(targets, {
ignoreBrowserslistConfig,
configFile,
configPath: root,
browserslistEnv: options.browserslistEnv,
});
}
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