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fix(watch): accept -d/--db to point at a graph.db outside cwd #987

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Merged
carlos-alm merged 2 commits into from
Apr 21, 2026
Merged

fix(watch): accept -d/--db to point at a graph.db outside cwd #987

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0dd5518
fix(watch): accept -d/--db to point at a graph.db outside cwd
carlos-alm Apr 21, 2026
8f826d1
Merge branch 'main' into fix/watch-accept-db-flag
carlos-alm Apr 21, 2026
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2 changes: 2 additions & 0 deletions src/cli/commands/watch.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -6,6 +6,7 @@ export const command: CommandDefinition = {
name: 'watch [dir]',
description: 'Watch project for file changes and incrementally update the graph',
options: [
['-d, --db <path>', 'Path to graph.db'],
['--poll', 'Use stat-based polling (default on Windows to avoid ReFS/Dev Drive crashes)'],
['--native', 'Force native OS file watchers instead of polling'],
['--poll-interval <ms>', 'Polling interval in milliseconds (default: 2000)'],
Expand All @@ -22,6 +23,7 @@ export const command: CommandDefinition = {
engine,
poll,
pollInterval: opts.pollInterval ? Number(opts.pollInterval) : undefined,
dbPath: opts.db ? path.resolve(opts.db) : undefined,
});
},
};
6 changes: 3 additions & 3 deletions src/domain/graph/watcher.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -165,8 +165,8 @@ interface WatcherContext {
}

/** Initialize DB, engine, cache, and statements for watch mode. */
function setupWatcher(rootDir: string, opts: { engine?: string }): WatcherContext {
const dbPath = path.join(rootDir, '.codegraph', 'graph.db');
function setupWatcher(rootDir: string, opts: { engine?: string; dbPath?: string }): WatcherContext {
const dbPath = opts.dbPath ?? path.join(rootDir, '.codegraph', 'graph.db');
if (!fs.existsSync(dbPath)) {
throw new DbError('No graph.db found. Run `codegraph build` first.', { file: dbPath });
}
Expand Down Expand Up @@ -297,7 +297,7 @@ function setupShutdownHandler(ctx: WatcherContext, cleanup: () => void): void {

export async function watchProject(
rootDir: string,
opts: { engine?: string; poll?: boolean; pollInterval?: number } = {},
opts: { engine?: string; poll?: boolean; pollInterval?: number; dbPath?: string } = {},
): Promise<void> {
const ctx = setupWatcher(rootDir, opts);

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