feat/log: use JS console log levels

Fixes #6
wehlutyk · Jul 12, 2018 · e48f2a0 · e48f2a0
1 parent 43cb6e2
commit e48f2a0
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Showing 2 changed files with 19 additions and 4 deletions.
diff --git a/src/lib.rs b/src/lib.rs
@@ -15,8 +15,16 @@ use lopdf::Document;
 #[cfg(all(target_arch = "wasm32", not(target_os = "emscripten")))]
 #[wasm_bindgen]
 extern {
+    #[wasm_bindgen(js_namespace = console, js_name = error)]
+    fn log_error(s: &str);
+    #[wasm_bindgen(js_namespace = console, js_name = warn)]
+    fn log_warn(s: &str);
     #[wasm_bindgen(js_namespace = console)]
     fn log(s: &str);
+    #[wasm_bindgen(js_namespace = console, js_name = info)]
+    fn log_info(s: &str);
+    #[wasm_bindgen(js_namespace = console, js_name = debug)]
+    fn log_debug(s: &str);
 }
 
 #[cfg(all(target_arch = "wasm32", not(target_os = "emscripten")))]
@@ -30,7 +38,14 @@ impl log::Log for WasmConsoleLogger {
 
     fn log(&self, record: &log::Record) {
         if self.enabled(record.metadata()) {
-            log(&format!("{} - {}", record.level(), record.args()));
+            let log_type = match record.level() {
+                log::Level::Error => log_error,
+                log::Level::Warn => log_warn,
+                log::Level::Info => log_info,
+                log::Level::Debug => log_debug,
+                log::Level::Trace => log_debug,
+            };
+            log_type(&format!("{} - {}", record.level(), record.args()));
         }
     }
 

diff --git a/src/main.rs b/src/main.rs
@@ -23,14 +23,14 @@ fn main() -> std::io::Result<()> {
 
     // Process arguments
     let arguments = env::args().skip(1);
-    info!("[args] {} file(s)", arguments.len());
+    debug!("[args] {} file(s)", arguments.len());
     for argument in arguments {
-        info!("[processing] file name = {}", &argument);
+        debug!("[processing] file name = {}", &argument);
         let file = File::open(&argument)?;
         let mut buf_reader = BufReader::new(file);
         let mut contents: Vec<u8> = vec![];
         buf_reader.read_to_end(&mut contents)?;
-        info!("[processing] reading \"{}\" ended", &argument);
+        debug!("[processing] reading \"{}\" ended", &argument);
 
         infuse::process_file_data(contents);
     }