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import { execa } from 'execa';
import { readFileSync } from 'fs';
import ignore, { Ignore } from 'ignore';
import { join } from 'path';
import { outro, spinner } from '@clack/prompts';
export const assertGitRepo = async () => {
try {
await execa('git', ['rev-parse']);
} catch (error) {
throw new Error(error as string);
}
};
// const excludeBigFilesFromDiff = ['*-lock.*', '*.lock'].map(
// (file) => `:(exclude)${file}`
// );
export const getOpenCommitIgnore = async (): Promise<Ignore> => {
const gitDir = await getGitDir();
const ig = ignore();
try {
ig.add(
readFileSync(join(gitDir, '.opencommitignore')).toString().split('\n')
);
} catch (e) {}
return ig;
};
export const getCoreHooksPath = async (): Promise<string> => {
const gitDir = await getGitDir();
const { stdout } = await execa('git', ['config', 'core.hooksPath'], {
cwd: gitDir
});
return stdout;
};
export const getStagedFiles = async (): Promise<string[]> => {
const gitDir = await getGitDir();
const { stdout: files } = await execa(
'git',
['diff', '--name-only', '--cached', '--relative'],
{ cwd: gitDir }
);
if (!files) return [];
const filesList = files.split('\n');
const ig = await getOpenCommitIgnore();
const allowedFiles = filesList.filter((file) => !ig.ignores(file));
if (!allowedFiles) return [];
return allowedFiles.sort();
};
export const getChangedFiles = async (): Promise<string[]> => {
const gitDir = await getGitDir();
const { stdout: modified } = await execa('git', ['ls-files', '--modified'], {
cwd: gitDir
});
const { stdout: others } = await execa(
'git',
['ls-files', '--others', '--exclude-standard'],
{ cwd: gitDir }
);
const files = [...modified.split('\n'), ...others.split('\n')].filter(
(file) => !!file
);
return files.sort();
};
export const gitAdd = async ({ files }: { files: string[] }) => {
const gitDir = await getGitDir();
const gitAddSpinner = spinner();
gitAddSpinner.start('Adding files to commit');
await execa('git', ['add', ...files], { cwd: gitDir });
gitAddSpinner.stop(`Staged ${files.length} files`);
};
const isFileExcludedFromDiff = (file: string) =>
file.includes('.lock') ||
file.includes('-lock.') ||
file.includes('.svg') ||
file.includes('.png') ||
file.includes('.jpg') ||
file.includes('.jpeg') ||
file.includes('.webp') ||
file.includes('.gif');
export const getDiff = async ({ files }: { files: string[] }) => {
const gitDir = await getGitDir();
const excludedFiles = files.filter(isFileExcludedFromDiff);
if (excludedFiles.length) {
outro(
`Some files are excluded by default from 'git diff'. No commit messages are generated for this files:\n${excludedFiles.join(
'\n'
)}`
);
}
const diffableFiles = files.filter((file) => !isFileExcludedFromDiff(file));
const { stdout: diff } = await execa(
'git',
['diff', '--staged', '--', ...diffableFiles],
{ cwd: gitDir }
);
return diff;
};
export const getGitDir = async (): Promise<string> => {
const { stdout: gitDir } = await execa('git', [
'rev-parse',
'--show-toplevel'
]);
return gitDir;
};