Add session, span tracking, error reporting, beginning of a function to parse an item to rustc.

1 files changed, 37 insertions, 0 deletions

diff --git a/src/comp/driver/session.rs b/src/comp/driver/session.rs
new file mode 100644
index 00000000..3b92e073
--- /dev/null
+++ b/src/comp/driver/session.rs
@@ -0,0 +1,37 @@
+import util.common.span;
+import std._uint;
+
+io obj session() {
+    io fn span_err(span sp, str msg) {
+        let str s =  sp.filename;
+        s += ':' as u8;
+        // We really need #fmt soon!
+        s += _uint.to_str(sp.lo.line, 10u);
+        s += ':' as u8;
+        s += _uint.to_str(sp.lo.col, 10u);
+        s += ':' as u8;
+        s += _uint.to_str(sp.hi.line, 10u);
+        s += ':' as u8;
+        s += _uint.to_str(sp.hi.col, 10u);
+        s += ": error: ";
+        s += msg;
+        log s;
+        fail;
+    }
+
+    io fn err(str msg) {
+        let str s = "error: ";
+        s += msg;
+        log s;
+        fail;
+    }
+}
+
+
+// Local Variables:
+// fill-column: 78;
+// indent-tabs-mode: nil
+// c-basic-offset: 4
+// buffer-file-coding-system: utf-8-unix
+// compile-command: "make -k -C ../.. 2>&1 | sed -e 's/\\/x\\//x:\\//g'";
+// End: