cf62908bbd
* Preserve user options in transformFile * Improve tests for transformFile user opts handling
23 lines
570 B
JavaScript
23 lines
570 B
JavaScript
// @flow
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import fs from "fs";
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import loadConfig, { type InputOptions } from "./config";
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import { runSync, type FileResult } from "./transformation";
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export default function transformFileSync(
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filename: string,
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opts: ?InputOptions,
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): FileResult | null {
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let options;
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if (opts == null) {
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options = { filename };
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} else if (opts && typeof opts === "object") {
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options = Object.assign({}, opts, { filename });
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}
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const config = loadConfig(options);
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if (config === null) return null;
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return runSync(config, fs.readFileSync(filename, "utf8"));
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}
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