Update to latest Zig version (post-writergate)

Author: cryptocode

README.md

@@ -1,6 +1,6 @@
 <img align="right" width="160" height="160" src="https://user-images.githubusercontent.com/34946442/152222895-9c8adb22-a22d-4bce-a513-3486ca28bdd5.png"> zig**fsm** is a [finite state machine](https://en.wikipedia.org/wiki/Finite-state_machine) library for Zig.
 
-This library supports Zig 0.12.x, 0.13, 0.14, as well as Zig master. Last test was on Zig version `0.15.0-dev.11+5c57e90ff`
+This library supports Zig 0.12.x, 0.13, 0.14, as well as Zig master. Last test was on Zig version `0.15.0-dev.1018+1a998886c`
 
 Use the zigfsm main branch to compile with Zig master. Use the appropriate zig-*version* tag to target a Zig version not compatible with the main branch.
 

src/benchmark.zig

@@ -42,5 +42,5 @@ pub fn main() !void {
     const elapsed_microsec = @as(f64, @floatFromInt(end - start)) / 1000;
     const rate = @as(f64, changes_per_iteration) * @as(f64, @floatFromInt(iterations)) / elapsed_microsec;
 
-    try std.io.getStdOut().writer().print("{d:.2} transitions per µs ({d:.2} nanoseconds on avg. per transition)\n", .{ rate, 1000 / rate });
+    std.debug.print("{d:.2} transitions per µs ({d:.2} nanoseconds on avg. per transition)\n", .{ rate, 1000 / rate });
 }

src/main.zig

@@ -663,6 +663,7 @@ pub const Interface = struct {
 /// An enum generator useful for testing, as well as state machines with sequenced states or events.
 /// If `prefix` is an empty string, use @"0", @"1", etc to refer to the enum field.
 pub fn GenerateConsecutiveEnum(comptime prefix: []const u8, comptime element_count: usize) type {
+    @setEvalBranchQuota(100_000);
     var fields: []const EnumField = &[_]EnumField{};
 
     for (0..element_count) |i| {

src/tests.zig

@@ -248,7 +248,7 @@ test "csv parser" {
                 const input = reader.readByte() catch {
                     // An example of how to handle parsing errors
                     _ = self.fsm.do(.eof) catch {
-                        try std.io.getStdErr().writer().print("Unexpected end of stream\n", .{});
+                        std.debug.print("Unexpected end of stream\n", .{});
                     };
                     return;
                 };
@@ -376,7 +376,7 @@ test "csv parser, without handler callback" {
                 const input = reader.readByte() catch {
                     // An example of how to handle parsing errors
                     _ = self.fsm.do(.eof) catch {
-                        try std.io.getStdErr().writer().print("Unexpected end of stream\n", .{});
+                        std.debug.print("Unexpected end of stream\n", .{});
                     };
                     return;
                 };