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CLI: add unit test and improve sanitizeExampleName

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This commit is contained in:
Andrew Kelley 2025-02-25 15:34:17 -08:00
parent eff1716b6c
commit a70307e7ff
1 changed files with 21 additions and 7 deletions
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28
src/main.zig
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@ -4773,22 +4773,36 @@ fn cmdInit(gpa: Allocator, arena: Allocator, args: []const []const u8) !void {
} }
fn sanitizeExampleName(arena: Allocator, bytes: []const u8) error{OutOfMemory}![]const u8 { fn sanitizeExampleName(arena: Allocator, bytes: []const u8) error{OutOfMemory}![]const u8 {
if (bytes.len == 0) return "foo";
var result: std.ArrayListUnmanaged(u8) = .empty; var result: std.ArrayListUnmanaged(u8) = .empty;
try result.append(arena, switch (bytes[0]) { for (bytes, 0..) |byte, i| switch (byte) {
'_', 'a'...'z', 'A'...'Z' => |c| c, '0'...'9' => {
else => '_', if (i == 0) try result.append(arena, '_');
}); try result.append(arena, byte);
for (bytes[1..]) |byte| switch (byte) { },
'_', 'a'...'z', 'A'...'Z', '0'...'9' => try result.append(arena, byte), '_', 'a'...'z', 'A'...'Z' => try result.append(arena, byte),
'-', '.', ' ' => try result.append(arena, '_'),
else => continue, else => continue,
}; };
if (result.items.len == 0) return "foo";
if (result.items.len > Package.Manifest.max_name_len) if (result.items.len > Package.Manifest.max_name_len)
result.shrinkRetainingCapacity(Package.Manifest.max_name_len); result.shrinkRetainingCapacity(Package.Manifest.max_name_len);
return result.toOwnedSlice(arena); return result.toOwnedSlice(arena);
} }
test sanitizeExampleName {
var arena_instance = std.heap.ArenaAllocator.init(std.testing.allocator);
defer arena_instance.deinit();
const arena = arena_instance.allocator();
try std.testing.expectEqualStrings("foo_bar", try sanitizeExampleName(arena, "foo bar+"));
try std.testing.expectEqualStrings("foo", try sanitizeExampleName(arena, ""));
try std.testing.expectEqualStrings("foo", try sanitizeExampleName(arena, "!"));
try std.testing.expectEqualStrings("a", try sanitizeExampleName(arena, "!a"));
try std.testing.expectEqualStrings("a_b", try sanitizeExampleName(arena, "a.b!"));
try std.testing.expectEqualStrings("_01234", try sanitizeExampleName(arena, "01234"));
}
fn cmdBuild(gpa: Allocator, arena: Allocator, args: []const []const u8) !void { fn cmdBuild(gpa: Allocator, arena: Allocator, args: []const []const u8) !void {
dev.check(.build_command); dev.check(.build_command);