gracefully handle keys with / HEAD main

1 files changed, 6 insertions, 0 deletions

diff --git a/fscache.py b/fscache.py
index e549e92..8e57a6e 100644
--- a/fscache.py
+++ b/fscache.py
@@ -2,6 +2,9 @@ import os
 import time
 from pathlib import Path
 
+def key_rewrite(key):
+    return key.replace('/', '-')
+
 class CacheMiss(Exception):
     pass
 
@@ -14,7 +17,9 @@ class Cache:
             self.cache_dir = Path(os.environ['HOME'])/'.cache'/name
         self.cache_dir.mkdir(exist_ok=True)
 
+
     def write(self, key, value, ttl=None):
+        key = key_rewrite(key)
         loc = self.cache_dir/key
         loc.write_text(value, errors='ignore')
 
@@ -24,6 +29,7 @@ class Cache:
         os.utime(loc, (stat.st_atime, stat.st_mtime + ttl))
 
     def read(self, key):
+        key = key_rewrite(key)
         loc = self.cache_dir/key
 
         if not loc.exists():