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Merge pull request #1454 from kristate/str-hexbytes-issue1453

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std.fmt: print zeroed high-order bytes correctly in hex
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Andrew Kelley 2018-09-02 11:31:05 -04:00 committed by GitHub
commit 86e55567b4
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1 changed files with 3 additions and 1 deletions
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4
std/fmt/index.zig
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@ -352,7 +352,7 @@ pub fn formatText(
return formatBuf(bytes, width, context, Errors, output);
} else if ((fmt[0] == 'x') or (fmt[0] == 'X') ) {
for (bytes) |c| {
try formatInt(c, 16, fmt[0] == 'X', 0, context, Errors, output);
try formatInt(c, 16, fmt[0] == 'X', 2, context, Errors, output);
}
return;
} else @compileError("Unknown format character: " ++ []u8{fmt[0]});
@ -1281,6 +1281,8 @@ test "fmt.format" {
const some_bytes = "\xCA\xFE\xBA\xBE";
try testFmt("lowercase: cafebabe\n", "lowercase: {x}\n", some_bytes);
try testFmt("uppercase: CAFEBABE\n", "uppercase: {X}\n", some_bytes);
const bytes_with_zeros = "\x00\x0E\xBA\xBE";
try testFmt("lowercase: 000ebabe\n", "lowercase: {x}\n", bytes_with_zeros);
}
}