cleanup for release

Author: zigster64

src/dotenv.zig

@@ -4,30 +4,27 @@ const testing = std.testing;
 const Allocator = std.mem.Allocator;
 const Self = @This();
 
-pub const Options = struct {
-    filename: []const u8 = ".env",
-};
-
 map: std.process.EnvMap = undefined,
 
-pub fn init(allocator: Allocator, options: Options) !Self {
+pub fn init(allocator: Allocator, filename: ?[]const u8) !Self {
     var map = try std.process.getEnvMap(allocator);
 
-    var file = std.fs.cwd().openFile(options.filename, .{}) catch {
-        return .{ .map = map };
-    };
-
-    defer file.close();
-    var buf_reader = std.io.bufferedReader(file.reader());
-    var in_stream = buf_reader.reader();
-    var buf: [1024]u8 = undefined;
-    while (try in_stream.readUntilDelimiterOrEof(&buf, '\n')) |line| {
-        std.debug.print("Line: {s}\n", .{line});
-        // split into KEY and Value
-        if (std.mem.indexOf(u8, line, "=")) |index| {
-            const key = line[0..index];
-            const value = line[index + 1 ..];
-            try map.put(key, value);
+    if (filename) |f| {
+        var file = std.fs.cwd().openFile(f, .{}) catch {
+            return .{ .map = map };
+        };
+
+        defer file.close();
+        var buf_reader = std.io.bufferedReader(file.reader());
+        var in_stream = buf_reader.reader();
+        var buf: [1024]u8 = undefined;
+        while (try in_stream.readUntilDelimiterOrEof(&buf, '\n')) |line| {
+            // split into KEY and Value
+            if (std.mem.indexOf(u8, line, "=")) |index| {
+                const key = line[0..index];
+                const value = line[index + 1 ..];
+                try map.put(key, value);
+            }
         }
     }
     return .{
@@ -48,11 +45,11 @@ pub fn put(self: *Self, key: []const u8, value: []const u8) !void {
 }
 
 test "load an env file" {
-    var basic_env = try Self.init(testing.allocator, .{ .filename = "" });
+    var basic_env = try Self.init(testing.allocator, null);
     defer basic_env.deinit();
     const basic_env_count = basic_env.map.count();
 
-    var expanded_env = try Self.init(testing.allocator, .{ .filename = ".env" });
+    var expanded_env = try Self.init(testing.allocator, ".env");
     defer expanded_env.deinit();
     const expanded_env_count = expanded_env.map.count();