Himanshu Mishra
90 lines
3.1 KiB
JavaScript
Executable File
90 lines
3.1 KiB
JavaScript
Executable File
/*
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* Copyright 2020 Spotify AB
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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const { execSync, spawnSync } = require('child_process');
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// eslint-disable-next-line import/no-extraneous-dependencies
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const commandExists = require('command-exists');
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const inheritStdIo = {
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stdio: 'inherit',
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};
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const LINT_SKIPPED_MESSAGE =
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'Skipping documentation quality check (vale not found). Install vale linter (https://docs.errata.ai/vale/install) to enable.\n';
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const LINT_ERROR_MESSAGE = `Language linter (vale) generated errors. Please check the errors and review any markdown files that you changed.
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Possibly update .github/styles/vocab.txt to add new valid words.\n`;
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const VALE_NOT_FOUND_MESSAGE = `Language linter (vale) was not found. Please install vale linter (https://docs.errata.ai/vale/install).\n`;
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// Note: Make sure the script is run as `node check-docs-quality.js [FILES]` instead of `./check-docs-quality.js [FILES]`
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// If the script receives arguments (file paths), the script is run exclusively on them. (e.g. when run via pre-commit hook)
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const getFilesToLint = () => {
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// Files have been provided as arguments
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if (process.argv.length > 2) {
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return process.argv.slice(2);
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}
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let command = `git ls-files | ./node_modules/.bin/shx grep ".md"`;
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if (process.platform === 'win32') {
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command = `git ls-files | .\\node_modules\\.bin\\shx grep ".md"`;
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}
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return execSync(command, {
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stdio: ['ignore', 'pipe', 'inherit'],
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})
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.toString()
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.split('\n');
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};
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// Proceed with the script only if Vale linter is installed. Limit the friction and surprises caused by the script.
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// On CI, we want to ensure vale linter is run.
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commandExists('vale')
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.catch(() => {
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if (process.env.CI) {
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console.log(VALE_NOT_FOUND_MESSAGE);
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process.exit(1);
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}
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console.log(LINT_SKIPPED_MESSAGE);
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process.exit(0);
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})
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.then(() => {
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const filesToLint = getFilesToLint();
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if (process.platform === 'win32') {
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// Windows
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try {
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const output = spawnSync('vale', filesToLint, inheritStdIo);
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// If the command does not succeed
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if (output.status !== 0) {
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// If it contains system level error. In this case vale does not exist.
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if (output.error) {
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console.log(LINT_ERROR_MESSAGE);
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}
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process.exit(1);
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}
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} catch (e) {
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console.log(e.message);
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process.exit(1);
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}
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} else {
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// Unix
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const output = spawnSync('vale', filesToLint, inheritStdIo);
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if (output.status !== 0) {
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console.log(LINT_ERROR_MESSAGE);
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process.exit(1);
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}
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}
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});
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