Make canonicalization optional in glob!

mitsuhiko · Jan 6, 2023 · b319043 · b319043
1 parent 44cf2da
commit b319043
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diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -2,6 +2,10 @@
 
 All notable changes to insta and cargo-insta are documented here.
 
+## 1.26.0
+
+- Make canonicalization in `glob!` optional to better support WASI.
+
 ## 1.25.0
 
 - Added a way to disable the undiscoverable snapshots warning.  By

diff --git a/src/macros.rs b/src/macros.rs
@@ -547,8 +547,10 @@ macro_rules! glob {
             .join(file!())
             .parent()
             .unwrap()
-            .canonicalize()
-            .unwrap_or_else(|e| panic!("failed to canonicalize insta::glob! base path: {}", e));
+            .to_path_buf();
+        // we try to canonicalize but on some platforms (eg: wasm) that might not work, so
+        // we instead silently fall back.
+        let base = base.canonicalize().unwrap_or_else(|_| base);
         $crate::_macro_support::glob_exec(env!("CARGO_MANIFEST_DIR"), &base, $glob, $closure);
     }};
 }