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Add more variants

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This commit is contained in:
Frank Denis 2021-03-26 16:01:44 +01:00
parent b8c019ef49
commit 99bed37fc7
1 changed files with 26 additions and 6 deletions
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32
lib/std/base64.zig
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@ -39,13 +39,33 @@ pub const standard = Codecs{
.DecoderUnsafe = Base64DecoderUnsafe.init(standard_alphabet_chars, '='), .DecoderUnsafe = Base64DecoderUnsafe.init(standard_alphabet_chars, '='),
}; };
/// Standard Base64 codecs, without padding
pub const standard_no_pad = Codecs{
.alphabet_chars = standard_alphabet_chars,
.pad_char = null,
.decoderWithIgnore = standardBase64DecoderWithIgnore,
.Encoder = Base64Encoder.init(standard_alphabet_chars, null),
.Decoder = Base64Decoder.init(standard_alphabet_chars, null),
.DecoderUnsafe = Base64DecoderUnsafe.init(standard_alphabet_chars, null),
};
pub const url_safe_alphabet_chars = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789-_".*; pub const url_safe_alphabet_chars = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789-_".*;
fn urlSafeBase64DecoderWithIgnore(ignore: []const u8) Base64DecoderWithIgnore { fn urlSafeBase64DecoderWithIgnore(ignore: []const u8) Base64DecoderWithIgnore {
return Base64DecoderWithIgnore.init(url_safe_alphabet_chars, null, ignore); return Base64DecoderWithIgnore.init(url_safe_alphabet_chars, null, ignore);
} }
/// URL-safe Base64 codecs, without padding /// URL-safe Base64 codecs, with padding
pub const url_safe = Codecs{ pub const url_safe = Codecs{
.alphabet_chars = url_safe_alphabet_chars,
.pad_char = '=',
.decoderWithIgnore = urlSafeBase64DecoderWithIgnore,
.Encoder = Base64Encoder.init(url_safe_alphabet_chars, '='),
.Decoder = Base64Decoder.init(url_safe_alphabet_chars, '='),
.DecoderUnsafe = Base64DecoderUnsafe.init(url_safe_alphabet_chars, '='),
};
/// URL-safe Base64 codecs, without padding
pub const url_safe_no_pad = Codecs{
.alphabet_chars = url_safe_alphabet_chars, .alphabet_chars = url_safe_alphabet_chars,
.pad_char = null, .pad_char = null,
.decoderWithIgnore = urlSafeBase64DecoderWithIgnore, .decoderWithIgnore = urlSafeBase64DecoderWithIgnore,
@ -378,10 +398,10 @@ test "base64" {
comptime testAllApis(standard, "comptime", "Y29tcHRpbWU=") catch unreachable; comptime testAllApis(standard, "comptime", "Y29tcHRpbWU=") catch unreachable;
} }
test "base64 url_safe" { test "base64 url_safe_no_pad" {
@setEvalBranchQuota(8000); @setEvalBranchQuota(8000);
testBase64UrlSafe() catch unreachable; testBase64UrlSafeNoPad() catch unreachable;
comptime testAllApis(url_safe, "comptime", "Y29tcHRpbWU") catch unreachable; comptime testAllApis(url_safe_no_pad, "comptime", "Y29tcHRpbWU") catch unreachable;
} }
fn testBase64() !void { fn testBase64() !void {
@ -420,8 +440,8 @@ fn testBase64() !void {
try testNoSpaceLeftError(codecs, "AAAAAA=="); try testNoSpaceLeftError(codecs, "AAAAAA==");
} }
fn testBase64UrlSafe() !void { fn testBase64UrlSafeNoPad() !void {
const codecs = url_safe; const codecs = url_safe_no_pad;
try testAllApis(codecs, "", ""); try testAllApis(codecs, "", "");
try testAllApis(codecs, "f", "Zg"); try testAllApis(codecs, "f", "Zg");