steal from jai

src/io/mod.rs

@@ -1,3 +1,5 @@
+use std::path::{Path, PathBuf};
+
 #[derive(Debug, Clone, Copy)]
 pub struct Span {
     pub file: usize,
@@ -32,7 +34,7 @@ pub struct CompilerMsg {
 #[derive(Default)]
 pub struct CompilerOutput {
     pub errors: Vec<CompilerMsg>,
-    pub files: Vec<String>,
+    pub files: Vec<PathBuf>,
 }
 
 impl CompilerOutput {
@@ -98,7 +100,7 @@ impl Span {
                 &text[self.start..=srange.end - 1],
             )?;
             if *eline != *sline + 1 {
-                writeln!(w, "            ...")?;
+                writeln!(w, "     ...")?;
             }
             writeln!(
                 w,
@@ -112,10 +114,19 @@ impl Span {
 }
 
 impl From<String> for CompilerMsg {
-    fn from(value: String) -> Self {
+    fn from(msg: String) -> Self {
         Self {
             spans: Vec::new(),
-            msg: value.to_string(),
+            msg,
+        }
+    }
+}
+
+impl<S: Into<String>> From<(S, Span)> for CompilerMsg {
+    fn from((msg, span): (S, Span)) -> Self {
+        Self {
+            spans: vec![span],
+            msg: msg.into(),
         }
     }
 }