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feat(db-compare): display usage

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Elian Doran 2025-05-03 11:15:50 +03:00
parent 21f1bfbfd0
commit b56ae01990
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1 changed files with 11 additions and 6 deletions
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17
apps/db-compare/src/compare.ts
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@ -68,8 +68,13 @@ function compareRows(table: string, rsLeft: Record<string, any>, rsRight: Record
} }
async function main() { async function main() {
const dbLeftPath = path.resolve(process.argv[2]); const dbLeftPath = process.argv.at(-2);
const dbRightPath = path.resolve(process.argv[3]); const dbRightPath = process.argv.at(-1);
if (process.argv.length < 4 || !dbLeftPath || !dbRightPath) {
console.log(`Usage: ${process.argv[0]} ${process.argv[1]} path/to/first.db path/to/second.db`);
process.exit(1);
}
let dbLeft: sqlite.Database; let dbLeft: sqlite.Database;
let dbRight: sqlite.Database; let dbRight: sqlite.Database;
@ -77,15 +82,15 @@ async function main() {
try { try {
dbLeft = await sqlite.open({filename: dbLeftPath, driver: sqlite3.Database}); dbLeft = await sqlite.open({filename: dbLeftPath, driver: sqlite3.Database});
} catch (e: any) { } catch (e: any) {
console.error(`Could not load first database at ${dbRightPath} due to: ${e.message}`); console.error(`Could not load first database at ${path.resolve(dbRightPath)} due to: ${e.message}`);
process.exit(1); process.exit(2);
} }
try { try {
dbRight = await sqlite.open({filename: dbRightPath, driver: sqlite3.Database}); dbRight = await sqlite.open({filename: dbRightPath, driver: sqlite3.Database});
} catch (e: any) { } catch (e: any) {
console.error(`Could not load second database at ${dbRightPath} due to: ${e.message}`); console.error(`Could not load second database at ${path.resolve(dbRightPath)} due to: ${e.message}`);
process.exit(2); process.exit(3);
} }
async function compare(table: string, column: string, query: string) { async function compare(table: string, column: string, query: string) {