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This is an example of documentation generated by ZigDoc, an alternative to Zig's built-in Auto Doc feature. See also examples in other modes/formats. The project being documented here (as the example) is the Zig standard library. Private Function

testCalcWtf8Len

Doc Source

Private Function

std.unicode.testCalcWtf8Len

fn testCalcWtf8Len() !void

File

unicode.zig:2185

fn testCalcWtf8Len() !void {
    const L = utf8ToUtf16LeStringLiteral;
    try testing.expectEqual(@as(usize, 1), calcWtf8Len(L("a")));
    try testing.expectEqual(@as(usize, 10), calcWtf8Len(L("abcdefghij")));
    // unpaired surrogate
    try testing.expectEqual(@as(usize, 3), calcWtf8Len(&[_]u16{
        mem.nativeToLittle(u16, 0xD800),
    }));
    try testing.expectEqual(@as(usize, 15), calcWtf8Len(L("こんにちは")));
    // First codepoints that are encoded as 1, 2, 3, and 4 bytes
    try testing.expectEqual(@as(usize, 1 + 2 + 3 + 4), calcWtf8Len(L("\u{0}\u{80}\u{800}\u{10000}")));
}