04354d1556
* Extract targets parser and compat data from preset-env * Review by Jùnliàng * isItemRequired -> targetsSupported * Export isRequired
41 lines
1.0 KiB
JavaScript
41 lines
1.0 KiB
JavaScript
// @flow
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import semver from "semver";
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import { prettifyVersion } from "./pretty";
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import {
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semverify,
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isUnreleasedVersion,
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getLowestImplementedVersion,
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} from "./utils";
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import type { Targets } from "./types";
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export function getInclusionReasons(
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item: string,
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targetVersions: Targets,
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list: { [key: string]: Targets },
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) {
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const minVersions = list[item] || {};
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return Object.keys(targetVersions).reduce((result, env) => {
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const minVersion = getLowestImplementedVersion(minVersions, env);
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const targetVersion = targetVersions[env];
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if (!minVersion) {
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result[env] = prettifyVersion(targetVersion);
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} else {
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const minIsUnreleased = isUnreleasedVersion(minVersion, env);
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const targetIsUnreleased = isUnreleasedVersion(targetVersion, env);
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if (
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!targetIsUnreleased &&
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(minIsUnreleased ||
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semver.lt(targetVersion.toString(), semverify(minVersion)))
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) {
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result[env] = prettifyVersion(targetVersion);
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}
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}
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return result;
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}, {});
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}
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