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update zig examples#7148

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waruqi merged 1 commit intodevfrom
zig
Dec 19, 2025
Merged

update zig examples#7148
waruqi merged 1 commit intodevfrom
zig

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@waruqi waruqi commented Dec 18, 2025

@waruqi waruqi added this to the v3.0.6 milestone Dec 18, 2025
@waruqi waruqi mentioned this pull request Dec 18, 2025
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Summary of Changes

Hello @waruqi, I'm Gemini Code Assist1! I'm currently reviewing this pull request and will post my feedback shortly. In the meantime, here's a summary to help you and other reviewers quickly get up to speed!

This pull request focuses on modernizing and cleaning up the Zig language examples and templates within the repository. The core change involves updating the console output mechanism to leverage std.debug.print, which is a more direct and commonly used approach in contemporary Zig development. Additionally, unnecessary test files associated with the console examples have been removed, contributing to a more concise and maintainable set of examples.

Highlights

  • Zig Console Output: Updated all Zig example projects and templates to use std.debug.print for console output, replacing the more verbose std.io.getStdOut().writer().print.
  • Format Specifiers: Adjusted integer format specifiers from {*} to {d} in std.debug.print calls within Zig shared and static library examples for clearer output.
  • File Removal: Removed redundant test.zig files from both the tests/projects/zig/console and xmake/templates/zig/console/project directories, streamlining the example codebase.

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Code Review

The pull request updates several Zig example files, primarily by replacing std.io.getStdOut().writer().print with std.debug.print. While std.debug.print is convenient for debugging, it is generally not recommended for standard program output due to potential differences in behavior, buffering, and optimization in release builds. For robust and idiomatic output to stdout, std.io.getStdOut().writer().print is preferred. Additionally, some changes correctly updated generic format specifiers ({*} ) to specific ones ({d}) for integers, which improves clarity.

pub fn main() !void {
const stdout = std.io.getStdOut().writer();
try stdout.print("Hello, {s}!\n", .{"world"});
std.debug.print("Hello, {s}!\n", .{"world"});
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medium

Using std.debug.print is generally intended for debugging output. For standard program output to stdout, it's more idiomatic and robust to use std.io.getStdOut().writer().print.

const stdout = std.io.getStdOut().writer();
try stdout.print("Hello, {s}!\n", .{"world"});

pub fn main() !void {
const stdout = std.io.getStdOut().writer();
try stdout.print("Hello, {s}!\n", .{"world"});
std.debug.print("Hello, {s}!\n", .{"world"});
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medium

Using std.debug.print is generally intended for debugging output. For standard program output to stdout, it's more idiomatic and robust to use std.io.getStdOut().writer().print.

const stdout = std.io.getStdOut().writer();
try stdout.print("Hello, {s}!\n", .{"world"});

pub fn main() !void {
const stdout = std.io.getStdOut().writer();
try stdout.print("Hello, {s} - {*}!\n", .{"world", add(1, 1)});
std.debug.print("Hello, {s} - {d}!\n", .{"world", add(1, 1)});
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medium

Using std.debug.print is generally intended for debugging output. For standard program output to stdout, it's more idiomatic and robust to use std.io.getStdOut().writer().print. The change from {*} to {d} for integer formatting is a good improvement for clarity.

const stdout = std.io.getStdOut().writer();
try stdout.print("Hello, {s} - {d}!\n", .{"world", add(1, 1)}); 

pub fn main() !void {
const stdout = std.io.getStdOut().writer();
try stdout.print("Hello, {s} - {*}!\n", .{"world", add(1, 1)});
std.debug.print("Hello, {s} - {d}!\n", .{"world", add(1, 1)});
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medium

Using std.debug.print is generally intended for debugging output. For standard program output to stdout, it's more idiomatic and robust to use std.io.getStdOut().writer().print. The change from {*} to {d} for integer formatting is a good improvement for clarity.

const stdout = std.io.getStdOut().writer();
try stdout.print("Hello, {s} - {d}!\n", .{"world", add(1, 1)}); 

pub fn main() !void {
const stdout = std.io.getStdOut().writer();
try stdout.print("Hello, {s}!\n", .{"world"});
std.debug.print("Hello, {s}!\n", .{"world"});
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medium

Using std.debug.print is generally intended for debugging output. For standard program output to stdout, it's more idiomatic and robust to use std.io.getStdOut().writer().print.

const stdout = std.io.getStdOut().writer();
try stdout.print("Hello, {s}!\n", .{"world"});

pub fn main() !void {
const stdout = std.io.getStdOut().writer();
try stdout.print("Hello, {s} - {d}!\n", .{"world", add(1, 1)});
std.debug.print("Hello, {s} - {d}!\n", .{"world", add(1, 1)});
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medium

Using std.debug.print is generally intended for debugging output. For standard program output to stdout, it's more idiomatic and robust to use std.io.getStdOut().writer().print. The change from {*} to {d} for integer formatting is a good improvement for clarity.

const stdout = std.io.getStdOut().writer();
try stdout.print("Hello, {s} - {d}!\n", .{"world", add(1, 1)}); 

pub fn main() !void {
const stdout = std.io.getStdOut().writer();
try stdout.print("Hello, {s} - {d}!\n", .{"world", add(1, 1)});
std.debug.print("Hello, {s} - {d}!\n", .{"world", add(1, 1)});
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medium

Using std.debug.print is generally intended for debugging output. For standard program output to stdout, it's more idiomatic and robust to use std.io.getStdOut().writer().print. The change from {*} to {d} for integer formatting is a good improvement for clarity.

const stdout = std.io.getStdOut().writer();
try stdout.print("Hello, {s} - {d}!\n", .{"world", add(1, 1)}); 

@waruqi waruqi merged commit bbe585b into dev Dec 19, 2025
63 of 64 checks passed
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