From 9a4942fd78a6a79046ea3b4f2eff2db798b3b0f6 Mon Sep 17 00:00:00 2001
From: Fernando Araoz <fernando@araozu.dev>
Date: Tue, 24 Dec 2024 19:11:23 -0500
Subject: [PATCH] feat: wire error handling into repl flow

---
 CHANGELOG.md        | 1 +
 src/errors/root.zig | 1 -
 src/main.zig        | 7 +++++--
 3 files changed, 6 insertions(+), 3 deletions(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 8c27bd8..4c2fd8e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -35,5 +35,6 @@ Now in Zig!
 - [x] Parse minimal variable binding
 - [x] Parse minimal statement
 - [x] Parse minimal module
+- [x] Generate error messages
 
 
diff --git a/src/errors/root.zig b/src/errors/root.zig
index 0d7046d..9bf184c 100644
--- a/src/errors/root.zig
+++ b/src/errors/root.zig
@@ -145,7 +145,6 @@ test "should get line from 2 lines (3)" {
 }
 
 test "should gen error message" {
-    // get_error_str
     const source = "print(ehh)";
     var err = ErrorData{
         .reason = "Invalid identifier",
diff --git a/src/main.zig b/src/main.zig
index 7c6a253..06b32de 100644
--- a/src/main.zig
+++ b/src/main.zig
@@ -76,9 +76,12 @@ fn repl() !void {
         }
 
         // Print errors
-        for (error_array.items) |err| {
-            try stdout.print("Lex error: {s} at pos {d}\n", .{ err.reason, err.start_position });
+        for (error_array.items) |e| {
+            var err = e;
+            const err_str = try err.get_error_str(line, "repl", std.heap.page_allocator);
+            try stdout.print("\n{s}\n", .{err_str});
             try bw.flush();
+            std.heap.page_allocator.free(err_str);
         }
 
         // next repl line