From 716e080cb3b9d53ab3a562864efb780bbd87dd0b Mon Sep 17 00:00:00 2001
From: Ninym <lf.law@icloud.com>
Date: Fri, 17 Apr 2026 08:08:54 +0200
Subject: [PATCH] fix(pi): use bounded readSessionFile helper

Both Pi session read paths (first-entry meta and full-session parse)
now pass through the 128 MB-capped helper. MEDIUM-1 coverage for the
Pi provider.
---
 src/providers/pi.ts | 19 ++++++++-----------
 1 file changed, 8 insertions(+), 11 deletions(-)

diff --git a/src/providers/pi.ts b/src/providers/pi.ts
index 4fb42cf..92af213 100644
--- a/src/providers/pi.ts
+++ b/src/providers/pi.ts
@@ -1,7 +1,8 @@
-import { readdir, readFile, stat } from 'fs/promises'
+import { readdir, stat } from 'fs/promises'
 import { basename, join } from 'path'
 import { homedir } from 'os'
 
+import { readSessionFile } from '../fs-utils.js'
 import { calculateCost } from '../models.js'
 import { extractBashCommands } from '../bash-utils.js'
 import type { Provider, SessionSource, SessionParser, ParsedProviderCall } from './types.js'
@@ -56,10 +57,11 @@ function getPiSessionsDir(override?: string): string {
 }
 
 async function readFirstEntry(filePath: string): Promise<PiEntry | null> {
+  const content = await readSessionFile(filePath)
+  if (content === null) return null
+  const line = content.split('\n')[0]
+  if (!line?.trim()) return null
   try {
-    const content = await readFile(filePath, 'utf-8')
-    const line = content.split('\n')[0]
-    if (!line?.trim()) return null
     return JSON.parse(line) as PiEntry
   } catch {
     return null
@@ -108,13 +110,8 @@ async function discoverSessionsInDir(sessionsDir: string): Promise<SessionSource
 function createParser(source: SessionSource, seenKeys: Set<string>): SessionParser {
   return {
     async *parse(): AsyncGenerator<ParsedProviderCall> {
-      let content: string
-      try {
-        content = await readFile(source.path, 'utf-8')
-      } catch {
-        return
-      }
-
+      const content = await readSessionFile(source.path)
+      if (content === null) return
       const lines = content.split('\n').filter(l => l.trim())
       let sessionId = basename(source.path, '.jsonl')
       let pendingUserMessage = ''