From 53d41b31e714765d356f2130b694dd1739d85ffd Mon Sep 17 00:00:00 2001
From: Luna <git@l4.pm>
Date: Wed, 18 Sep 2019 11:37:08 -0300
Subject: [PATCH 1/2] add examples/hello.ry

---
 examples/hello.ry | 11 +++++++++++
 src/main.zig      |  6 +++++-
 2 files changed, 16 insertions(+), 1 deletion(-)
 create mode 100644 examples/hello.ry

diff --git a/examples/hello.ry b/examples/hello.ry
new file mode 100644
index 0000000..1bf8dba
--- /dev/null
+++ b/examples/hello.ry
@@ -0,0 +1,11 @@
+import std;
+
+fn add(a: i32, b: i32) i32 {
+    return a + b;
+}
+
+// type is void by default
+fn main() {
+    std.fmt.print("piss\n");
+    // std.fmt.print("2 + 2 = %d\n", add(1, 2));
+}
diff --git a/src/main.zig b/src/main.zig
index 128820d..5a8e280 100644
--- a/src/main.zig
+++ b/src/main.zig
@@ -1,5 +1,9 @@
 const std = @import("std");
 
 pub fn main() anyerror!void {
-    std.debug.warn("All your base are belong to us.\n");
+    const allocator = std.heap.direct_allocator;
+    var args_it = std.process.args();
+    _ = args_it.skip();
+
+    const filepath = try (args_it.next(allocator) orelse @panic("expected file path"));
 }

From 3b8943731eb8deecd7a95a690bcae8e6aef9c1ca Mon Sep 17 00:00:00 2001
From: Luna <git@l4.pm>
Date: Wed, 18 Sep 2019 12:11:08 -0300
Subject: [PATCH 2/2] main: add Result enum

---
 src/main.zig | 34 ++++++++++++++++++++++++++++++++++
 1 file changed, 34 insertions(+)

diff --git a/src/main.zig b/src/main.zig
index 5a8e280..45c2407 100644
--- a/src/main.zig
+++ b/src/main.zig
@@ -1,9 +1,43 @@
 const std = @import("std");
 
+pub const Result = enum {
+    Ok,
+    TokenizeError,
+    ParseError,
+    CompileError,
+};
+
+pub fn run(allocator: *std.mem.Allocator, slice: []const u8) Result {
+    return Result.Ok;
+}
+
 pub fn main() anyerror!void {
     const allocator = std.heap.direct_allocator;
     var args_it = std.process.args();
     _ = args_it.skip();
 
     const filepath = try (args_it.next(allocator) orelse @panic("expected file path"));
+
+    var file = try std.fs.File.openRead(filepath);
+    defer file.close();
+
+    const total_bytes = try file.getEndPos();
+
+    var slice = try allocator.alloc(u8, total_bytes);
+    defer allocator.free(slice);
+
+    _ = try file.read(slice);
+
+    //switch (try run(allocator, slice)) {
+    switch (run(allocator, slice)) {
+        .Ok => {},
+
+        .TokenizeError,
+        .ParseError,
+        .CompileError,
+        => |res| {
+            std.debug.warn("error: {}\n", res);
+            std.os.exit(1);
+        },
+    }
 }