Revised exercises due to the changes of Zig version 0.11.0-dev.3853

This commit is contained in:
Chris Boesch 2023-06-26 23:43:39 +02:00
parent c3aed336e7
commit a5a36337e8
11 changed files with 16 additions and 13 deletions

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@ -45,7 +45,7 @@ Verify the installation and build number of `zig` like so:
``` ```
$ zig version $ zig version
0.11.0-dev.3747+xxxxxxxxx 0.11.0-dev.3853+xxxxxxxxx
``` ```
Clone this repository with Git: Clone this repository with Git:
@ -90,7 +90,8 @@ that if you update one, you may need to also update the other.
### Version Changes ### Version Changes
Version-0.11.0-dev.3747+7b5bd3a93 Version-0.11.0-dev.3747+7b5bd3a93
* *2023-05-25* zig 0.11.0-dev.3747 - `@enumToInt` is now `@intFromEnum` and `@intToFloat` is now `@floatFromInt` * *2023-06-26* zig 0.11.0-dev.3853 - removal of destination type from all cast builtins
* *2023-06-20* zig 0.11.0-dev.3747 - `@enumToInt` is now `@intFromEnum` and `@intToFloat` is now `@floatFromInt`
* *2023-05-25* zig 0.11.0-dev.3295 - `std.debug.TTY` is now `std.io.tty` * *2023-05-25* zig 0.11.0-dev.3295 - `std.debug.TTY` is now `std.io.tty`
* *2023-04-30* zig 0.11.0-dev.2704 - use of the new `std.Build.ExecutableOptions.link_libc` field * *2023-04-30* zig 0.11.0-dev.2704 - use of the new `std.Build.ExecutableOptions.link_libc` field
* *2023-04-12* zig 0.11.0-dev.2560 - changes in `std.Build` - remove run() and install() * *2023-04-12* zig 0.11.0-dev.2560 - changes in `std.Build` - remove run() and install()
@ -211,7 +212,7 @@ Zig Standard Library
* [X] String formatting * [X] String formatting
* [X] Testing * [X] Testing
* [ ] Tokenization * [X] Tokenization
## Contributing ## Contributing

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@ -104,7 +104,7 @@ pub fn build(b: *Build) !void {
const WINAPI = std.os.windows.WINAPI; const WINAPI = std.os.windows.WINAPI;
const DWORD = std.os.windows.DWORD; const DWORD = std.os.windows.DWORD;
const ENABLE_VIRTUAL_TERMINAL_PROCESSING = 0x0004; const ENABLE_VIRTUAL_TERMINAL_PROCESSING = 0x0004;
const STD_ERROR_HANDLE = @bitCast(DWORD, @as(i32, -12)); const STD_ERROR_HANDLE: DWORD = @bitCast(@as(i32, -12));
extern "kernel32" fn GetStdHandle(id: DWORD) callconv(WINAPI) ?*anyopaque; extern "kernel32" fn GetStdHandle(id: DWORD) callconv(WINAPI) ?*anyopaque;
extern "kernel32" fn GetConsoleMode(console: ?*anyopaque, out_mode: *DWORD) callconv(WINAPI) u32; extern "kernel32" fn GetConsoleMode(console: ?*anyopaque, out_mode: *DWORD) callconv(WINAPI) u32;
extern "kernel32" fn SetConsoleMode(console: ?*anyopaque, mode: DWORD) callconv(WINAPI) u32; extern "kernel32" fn SetConsoleMode(console: ?*anyopaque, mode: DWORD) callconv(WINAPI) u32;

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@ -29,7 +29,8 @@ pub fn main() void {
// Note that we convert the usize i to a u32 with // Note that we convert the usize i to a u32 with
// @intCast(), a builtin function just like @import(). // @intCast(), a builtin function just like @import().
// We'll learn about these properly in a later exercise. // We'll learn about these properly in a later exercise.
const place_value = std.math.pow(u32, 2, @intCast(u32, i)); const i_u32: u32 = @intCast(i);
const place_value = std.math.pow(u32, 2, i_u32);
value += place_value * bit; value += place_value * bit;
} }

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@ -429,7 +429,7 @@ fn printTrip(trip: []?TripItem) void {
// We convert the usize length to a u8 with @intCast(), a // We convert the usize length to a u8 with @intCast(), a
// builtin function just like @import(). We'll learn about // builtin function just like @import(). We'll learn about
// these properly in a later exercise. // these properly in a later exercise.
var i: u8 = @intCast(u8, trip.len); var i: u8 = @intCast(trip.len);
while (i > 0) { while (i > 0) {
i -= 1; i -= 1;

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@ -47,7 +47,7 @@ fn makeSequence(comptime T: type, ??? size: usize) [???]T {
var i: usize = 0; var i: usize = 0;
while (i < size) : (i += 1) { while (i < size) : (i += 1) {
sequence[i] = @intCast(T, i) + 1; sequence[i] = @as(T, @intCast(i)) + 1;
} }
return sequence; return sequence;

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@ -204,7 +204,7 @@ pub fn main() void {
} }
fn printTrip(trip: []?TripItem) void { fn printTrip(trip: []?TripItem) void {
var i: u8 = @intCast(u8, trip.len); var i: u8 = @intCast(trip.len);
while (i > 0) { while (i > 0) {
i -= 1; i -= 1;

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@ -45,7 +45,8 @@ fn runningAverage(arr: []const f64, avg: []f64) void {
for (0.., arr) |index, val| { for (0.., arr) |index, val| {
sum += val; sum += val;
avg[index] = sum / @floatFromInt(f64, index + 1); const f_index: f64 = @floatFromInt(index + 1);
avg[index] = sum / f_index;
} }
} }

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@ -53,7 +53,7 @@ fn isPangram(str: []const u8) bool {
// and are numbered sequentially, we simply subtract the // and are numbered sequentially, we simply subtract the
// first letter (in this case the 'a') from the character // first letter (in this case the 'a') from the character
// found, and thus get the position of the desired bit // found, and thus get the position of the desired bit
bits |= @as(u32, 1) << @truncate(u5, ascii.toLower(c) - 'a'); bits |= @as(u32, 1) << @truncate(ascii.toLower(c) - 'a');
} }
} }
// last we return the comparison if all 26 bits are set, // last we return the comparison if all 26 bits are set,

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@ -1,4 +1,4 @@
24c24 24c24
< const printable: [*:0]const u8 = ???; < const printable: [*:0]const u8 = ???;
--- ---
> const printable: [*:0]const u8 = @ptrCast([*:0]const u8, data); > const printable: [*:0]const u8 = @ptrCast(data);

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@ -1,4 +1,4 @@
66c66 67c67
< var avg: []f64 = ???; < var avg: []f64 = ???;
--- ---
> var avg: []f64 = try allocator.alloc(f64, arr.len); > var avg: []f64 = try allocator.alloc(f64, arr.len);

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@ -15,7 +15,7 @@ const print = if (@hasDecl(debug, "print")) debug.print else debug.warn;
// When changing this version, be sure to also update README.md in two places: // When changing this version, be sure to also update README.md in two places:
// 1) Getting Started // 1) Getting Started
// 2) Version Changes // 2) Version Changes
const needed_version_str = "0.11.0-dev.3747"; const needed_version_str = "0.11.0-dev.3853";
fn isCompatible() bool { fn isCompatible() bool {
if (!@hasDecl(builtin, "zig_version") or !@hasDecl(std, "SemanticVersion")) { if (!@hasDecl(builtin, "zig_version") or !@hasDecl(std, "SemanticVersion")) {