221V 16 часов назад
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34c096a34c
1 измененных файлов с 21 добавлено и 20 удалено
  1. 21 20
      exercises/055_unions.zig

+ 21 - 20
exercises/055_unions.zig

@@ -42,35 +42,36 @@ const std = @import("std");
 // Insects will be represented by either bees or ants. Bees store
 // the number of flowers they've visited that day and ants just
 // store whether or not they're still alive.
-const Insect = union {
-    flowers_visited: u16,
-    still_alive: bool,
+const Insect = union{
+  flowers_visited: u16,
+  still_alive: bool,
 };
 
 // Since we need to specify the type of insect, we'll use an
 // enum (remember those?).
 const AntOrBee = enum { a, b };
 
-pub fn main() void {
-    // We'll just make one bee and one ant to test them out:
-    const ant = Insect{ .still_alive = true };
-    const bee = Insect{ .flowers_visited = 15 };
-
-    std.debug.print("Insect report! ", .{});
-
-    // Oops! We've made a mistake here.
-    printInsect(ant, AntOrBee.c);
-    printInsect(bee, AntOrBee.c);
-
-    std.debug.print("\n", .{});
+pub fn main() void{
+  // We'll just make one bee and one ant to test them out:
+  const ant = Insect{ .still_alive = true };
+  const bee = Insect{ .flowers_visited = 15 };
+  
+  std.debug.print("Insect report! ", .{});
+  
+  // Oops! We've made a mistake here.
+  printInsect(ant, AntOrBee.a);
+  printInsect(bee, AntOrBee.b);
+  
+  std.debug.print("\n", .{});
 }
 
 // Eccentric Doctor Zoraptera says that we can only use one
 // function to print our insects. Doctor Z is small and sometimes
 // inscrutable but we do not question her.
-fn printInsect(insect: Insect, what_it_is: AntOrBee) void {
-    switch (what_it_is) {
-        .a => std.debug.print("Ant alive is: {}. ", .{insect.still_alive}),
-        .b => std.debug.print("Bee visited {} flowers. ", .{insect.flowers_visited}),
-    }
+fn printInsect(insect: Insect, what_it_is: AntOrBee) void{
+  switch(what_it_is){
+    .a => std.debug.print("Ant alive is: {}. ", .{insect.still_alive}),
+    .b => std.debug.print("Bee visited {} flowers. ", .{insect.flowers_visited}),
+  }
 }
+