Merge branch 'master' into zen_stdlib

1 files changed, 11 insertions, 11 deletions

diff --git a/example/guess_number/main.zig b/example/guess_number/main.zig
index d6a7b94b6c..7178c5274a 100644
--- a/example/guess_number/main.zig
+++ b/example/guess_number/main.zig
@@ -2,7 +2,6 @@ const builtin = @import("builtin");
 const std = @import("std");
 const io = std.io;
 const fmt = std.fmt;
-const Rand = std.rand.Rand;
 const os = std.os;
 
 pub fn main() !void {
@@ -10,30 +9,31 @@ pub fn main() !void {
     var stdout_file_stream = io.FileOutStream.init(&stdout_file);
     const stdout = &stdout_file_stream.stream;
 
-    var stdin_file = try io.getStdIn();
-
     try stdout.print("Welcome to the Guess Number Game in Zig.\n");
 
-    var seed_bytes: [@sizeOf(usize)]u8 = undefined;
+    var seed_bytes: [@sizeOf(u64)]u8 = undefined;
     os.getRandomBytes(seed_bytes[0..]) catch |err| {
         std.debug.warn("unable to seed random number generator: {}", err);
         return err;
     };
-    const seed = std.mem.readInt(seed_bytes, usize, builtin.Endian.Big);
-    var rand = Rand.init(seed);
+    const seed = std.mem.readInt(seed_bytes, u64, builtin.Endian.Big);
+    var prng = std.rand.DefaultPrng.init(seed);
 
-    const answer = rand.range(u8, 0, 100) + 1;
+    const answer = prng.random.range(u8, 0, 100) + 1;
 
     while (true) {
         try stdout.print("\nGuess a number between 1 and 100: ");
         var line_buf : [20]u8 = undefined;
 
-        const line_len = stdin_file.read(line_buf[0..]) catch |err| {
-            try stdout.print("Unable to read from stdin: {}\n", @errorName(err));
-            return err;
+        const line_len = io.readLine(line_buf[0..]) catch |err| switch (err) {
+            error.InputTooLong => {
+                try stdout.print("Input too long.\n");
+                continue;
+            },
+            error.EndOfFile, error.StdInUnavailable => return err,
         };
 
-        const guess = fmt.parseUnsigned(u8, line_buf[0..line_len - 1], 10) catch {
+        const guess = fmt.parseUnsigned(u8, line_buf[0..line_len], 10) catch {
             try stdout.print("Invalid number.\n");
             continue;
         };