env: more precise error

RalfJung · web-flow · commit 07f7083409c3 · 2020-03-27T12:35:08.000+01:00
diff --git a/src/shims/env.rs b/src/shims/env.rs
@@ -32,7 +32,7 @@ impl<'tcx> EnvVars<'tcx> {
                     let var_ptr = match target_os {
                         "linux" | "macos" => alloc_env_var_as_c_str(name.as_ref(), value.as_ref(), ecx)?,
                         "windows" => alloc_env_var_as_wide_str(name.as_ref(), value.as_ref(), ecx)?,
-                        unsupported => throw_unsup_format!("OsString support for target OS `{}` not yet available", unsupported),
+                        unsupported => throw_unsup_format!("environment support for target OS `{}` not yet available", unsupported),
                     };
                     ecx.machine.env_vars.map.insert(OsString::from(name), var_ptr);
                 }

Original file line number	Diff line number	Diff line change
`@@ -32,7 +32,7 @@ impl<'tcx> EnvVars<'tcx> {`
`32`	`32`	`let var_ptr = match target_os {`
`33`	`33`	`"linux" \| "macos" => alloc_env_var_as_c_str(name.as_ref(), value.as_ref(), ecx)?,`
`34`	`34`	`"windows" => alloc_env_var_as_wide_str(name.as_ref(), value.as_ref(), ecx)?,`
`35`		- unsupported => throw_unsup_format!("OsString support for target OS `{}` not yet available", unsupported),
	`35`	+ unsupported => throw_unsup_format!("environment support for target OS `{}` not yet available", unsupported),
`36`	`36`	`};`
`37`	`37`	`ecx.machine.env_vars.map.insert(OsString::from(name), var_ptr);`
`38`	`38`	`}`