try to fix windows failure

rust/extractor/src/main.rs

@@ -1,7 +1,5 @@
 use anyhow::Context;
 use ra_ap_ide_db::line_index::LineIndex;
-use std::path::PathBuf;
-
 mod archive;
 mod config;
 pub mod generated;
@@ -20,16 +18,15 @@ fn main() -> anyhow::Result<()> {
         root: cfg.source_archive_dir,
     };
     for file in cfg.inputs {
-        let mut trap = traps.create("source", &PathBuf::from(format!("/{}", &file.display())));
-        let canonical = std::path::absolute(&file).unwrap_or(file);
-
-        let canonical = std::fs::canonicalize(&canonical).unwrap_or(canonical);
-        archiver.archive(&canonical);
-        let label = trap.emit_file(&canonical);
-        let input = std::fs::read(&canonical)?;
+        let file = std::path::absolute(&file).unwrap_or(file);
+        let file = std::fs::canonicalize(&file).unwrap_or(file);
+        archiver.archive(&file);
+        let input = std::fs::read(&file)?;
         let input = String::from_utf8(input)?;
         let line_index = LineIndex::new(&input);
-        let display_path = canonical.to_string_lossy();
+        let display_path = file.to_string_lossy();
+        let mut trap = traps.create("source", &file);
+        let label = trap.emit_file(&file);
         translate::SourceFileTranslator::new(trap, label, line_index)
             .extract(&display_path, &input)
             .context("writing trap file")?;

rust/extractor/src/translate.rs

@@ -72,7 +72,7 @@ impl SourceFileTranslator {
             line_index,
         }
     }
-    pub fn extract(&mut self, path: &str, input: &str) -> Option<()> {
+    pub fn extract(&mut self, path: &str, input: &str) -> Result<(), std::io::Error> {
         let parse = ra_ap_syntax::ast::SourceFile::parse(input, Edition::CURRENT);
         for err in parse.errors() {
             let start = self.line_index.line_col(err.range().start());
@@ -83,7 +83,7 @@ impl SourceFileTranslator {
         } else {
             log::warn!("Skipped {}", path);
         }
-        self.trap.commit().ok()
+        self.trap.commit()
     }
     fn emit_else_branch(&mut self, node: ast::ElseBranch) -> Label<generated::Expr> {
         match node {