@atomist/sdm
Version:
Atomist Software Delivery Machine SDK
38 lines • 1.46 kB
JavaScript
;
/*
* Copyright © 2020 Atomist, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
Object.defineProperty(exports, "__esModule", { value: true });
exports.previousSpecVersion = void 0;
const child_process_1 = require("@atomist/automation-client/lib/util/child_process");
/**
* Use the Git CLI to fetch the previous version of the spec. If the
* previous does not exist or an error occurs fetching it, an empty
* string is returned.
*
* @param baseDir Project repository base directory
* @param specPath Path to spec file relative to `baseDir`
*/
async function previousSpecVersion(baseDir, specPath, sha) {
try {
const showResult = await child_process_1.execPromise("git", ["show", `${sha}~1:${specPath}`], { cwd: baseDir });
return showResult.stdout;
}
catch (e) {
return "";
}
}
exports.previousSpecVersion = previousSpecVersion;
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