lib/src/base64.dart - Issue 1350913002: Run the formatter over crypto.

Unified Diff: lib/src/base64.dart

Issue 1350913002: Run the formatter over crypto. (Closed) Base URL: git@github.com:dart-lang/crypto.git@master

Patch Set: Fix a missing value. Created 5 years, 3 months ago

Use n/p to move between diff chunks; N/P to move between comments. Draft comments are only viewable by you.

Jump to:

View side-by-side diff with in-line comments

Index: lib/src/base64.dart

diff --git a/lib/src/base64.dart b/lib/src/base64.dart

index 92a827509afe8f808836733bcb9039ed13bd1e96..1360638afb04ffd7de2c69ce600ab76bbb65d19e 100644

--- a/lib/src/base64.dart

+++ b/lib/src/base64.dart

@@ -6,40 +6,40 @@ part of crypto;

const Base64Codec BASE64 = const Base64Codec();

-const List<int> _decodeTable =

- const [ -2, -2, -2, -2, -2, -2, -2, -2, -2, -2, -1, -2, -2, -1, -2, -2,

- -2, -2, -2, -2, -2, -2, -2, -2, -2, -2, -2, -2, -2, -2, -2, -2,

- -2, -2, -2, -2, -2, -2, -2, -2, -2, -2, -2, 62, -2, 62, -2, 63,

- 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, -2, -2, -2, 0, -2, -2,

- -2, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14,

- 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, -2, -2, -2, -2, 63,

- -2, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40,

- 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, -2, -2, -2, -2, -2,

- -2, -2, -2, -2, -2, -2, -2, -2, -2, -2, -2, -2, -2, -2, -2, -2,

- -2, -2, -2, -2, -2, -2, -2, -2, -2, -2, -2, -2, -2, -2, -2, -2 ];

+const List<int> _decodeTable = const [

+ -2, -2, -2, -2, -2, -2, -2, -2, -2, -2, -1, -2, -2, -1, -2, -2,

+ -2, -2, -2, -2, -2, -2, -2, -2, -2, -2, -2, -2, -2, -2, -2, -2,

+ -2, -2, -2, -2, -2, -2, -2, -2, -2, -2, -2, 62, -2, 62, -2, 63,

+ 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, -2, -2, -2, 0, -2, -2,

+ -2, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14,

+ 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, -2, -2, -2, -2, 63,

+ -2, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40,

+ 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, -2, -2, -2, -2, -2,

+ -2, -2, -2, -2, -2, -2, -2, -2, -2, -2, -2, -2, -2, -2, -2, -2,

+ -2, -2, -2, -2, -2, -2, -2, -2, -2, -2, -2, -2, -2, -2, -2, -2

+];

const String _encodeTableUrlSafe =

- "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789-_";

+ "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789-_";

const String _encodeTable =

- "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";

+ "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";

const int _LINE_LENGTH = 76;

-const int _CR = 13; // '\r'

-const int _LF = 10; // '\n'

+const int _CR = 13; // '\r'

+const int _LF = 10; // '\n'

const List<int> _PAD_BYTES = const [61]; // '='

const List<int> _ENCODED_PAD_BYTES = const [37, 51, 68]; // '%3D'

const String _PAD = "=";

const String _ENCODED_PAD = "%3D";

class Base64Codec extends Codec<List<int>, String> {

final bool _urlSafe;

final bool _addLineSeparator;

final bool _encodePaddingCharacter;

@@ -66,9 +66,10 @@ class Base64Codec extends Codec<List<int>, String> {

* If [encodePaddingCharacter] is `true` `encode` converts `=` to `%3D`.

* The default value of [encodePaddingCharacter] is `false`.

- const Base64Codec({bool urlSafe: false,

- bool addLineSeparator: false,

- bool encodePaddingCharacter: false})

+ const Base64Codec(

+ {bool urlSafe: false,

+ bool addLineSeparator: false,

+ bool encodePaddingCharacter: false})

: _urlSafe = urlSafe,

_addLineSeparator = addLineSeparator,

_encodePaddingCharacter = encodePaddingCharacter;

@@ -76,30 +77,24 @@ class Base64Codec extends Codec<List<int>, String> {

String get name => "base64";

String encode(List<int> bytes,

- {bool urlSafe,

- bool addLineSeparator,

- bool encodePaddingCharacter}) {

+ {bool urlSafe, bool addLineSeparator, bool encodePaddingCharacter}) {

if (urlSafe == null) urlSafe = _urlSafe;

if (addLineSeparator == null) addLineSeparator = _addLineSeparator;

if (encodePaddingCharacter == null) {

encodePaddingCharacter = _encodePaddingCharacter;

}

return new Base64Encoder(

- urlSafe: urlSafe,

- addLineSeparator: addLineSeparator,

- encodePaddingCharacter: encodePaddingCharacter)

- .convert(bytes);

+ urlSafe: urlSafe,

+ addLineSeparator: addLineSeparator,

+ encodePaddingCharacter: encodePaddingCharacter).convert(bytes);

}

- Base64Encoder get encoder =>

- new Base64Encoder(urlSafe: _urlSafe,

- addLineSeparator: _addLineSeparator,

- encodePaddingCharacter: _encodePaddingCharacter);

+ Base64Encoder get encoder => new Base64Encoder(

+ urlSafe: _urlSafe,

+ addLineSeparator: _addLineSeparator,

+ encodePaddingCharacter: _encodePaddingCharacter);

Base64Decoder get decoder => new Base64Decoder();

}

/**

@@ -134,9 +129,10 @@ class Base64Encoder extends Converter<List<int>, String> {

* If [encodePaddingCharacter] is `true` `encode` converts `=` to `%3D`.

* The default value of [encodePaddingCharacter] is `false`.

- const Base64Encoder({bool urlSafe: false,

- bool addLineSeparator: false,

- bool encodePaddingCharacter: false})

+ const Base64Encoder(

+ {bool urlSafe: false,

+ bool addLineSeparator: false,

+ bool encodePaddingCharacter: false})

: _urlSafe = urlSafe,

_addLineSeparator = addLineSeparator,

_encodePaddingCharacter = encodePaddingCharacter,

@@ -163,7 +159,7 @@ class Base64Encoder extends Converter<List<int>, String> {

// Size of base output.

int baseOutputLength = ((length ~/ 3) * 4);

int remainderOutputLength;

- if(_encodePaddingCharacter) {

+ if (_encodePaddingCharacter) {

remainderOutputLength = ((remainderLength > 0) ? 6 : 0);

} else {

remainderOutputLength = ((remainderLength > 0) ? 4 : 0);

@@ -180,11 +176,11 @@ class Base64Encoder extends Converter<List<int>, String> {

int j = 0, i = start, c = 0;

while (i < chunkLength) {

int x = ((bytes[i++] << 16) & 0x00FFFFFF) |

- ((bytes[i++] << 8) & 0x00FFFFFF) |

- bytes[i++];

+ ((bytes[i++] << 8) & 0x00FFFFFF) |

+ bytes[i++];

out[j++] = lookup.codeUnitAt(x >> 18);

out[j++] = lookup.codeUnitAt((x >> 12) & 0x3F);

- out[j++] = lookup.codeUnitAt((x >> 6) & 0x3F);

+ out[j++] = lookup.codeUnitAt((x >> 6) & 0x3F);

out[j++] = lookup.codeUnitAt(x & 0x3F);

// Add optional line separator for each 76 char output.

if (_addLineSeparator && ++c == 19 && j < outputLength - 2) {

@@ -226,16 +222,14 @@ class Base64Encoder extends Converter<List<int>, String> {

}

class _Base64EncoderSink extends ChunkedConversionSink<List<int>> {

final Base64Encoder _encoder;

final ChunkedConversionSink<String> _outSink;

final List<int> _buffer = new List<int>();

int _bufferCount = 0;

_Base64EncoderSink(this._outSink, urlSafe, addLineSeparator)

- : _encoder = new Base64Encoder(urlSafe: urlSafe,

- addLineSeparator: addLineSeparator);

+ : _encoder = new Base64Encoder(

+ urlSafe: urlSafe, addLineSeparator: addLineSeparator);

void add(List<int> chunk) {

var nextBufferCount = (chunk.length + _bufferCount) % 3;

@@ -243,9 +237,8 @@ class _Base64EncoderSink extends ChunkedConversionSink<List<int>> {

int decodableLength = _bufferCount + chunk.length - nextBufferCount;

if (_bufferCount + chunk.length > _buffer.length) {

- _buffer.replaceRange(_bufferCount,

- _buffer.length,

- chunk.sublist(0, _buffer.length - _bufferCount));

+ _buffer.replaceRange(_bufferCount, _buffer.length,

+ chunk.sublist(0, _buffer.length - _bufferCount));

_buffer.addAll(chunk.sublist(_buffer.length - _bufferCount));

} else {

_buffer.replaceRange(_bufferCount, _bufferCount + chunk.length, chunk);

@@ -269,7 +262,6 @@ class _Base64EncoderSink extends ChunkedConversionSink<List<int>> {

* unsigned 8-bit integers) according to Base64.

class Base64Decoder extends Converter<String, List<int>> {

/**

* Instantiates a new [Base64Decoder]

@@ -306,19 +298,22 @@ class Base64Decoder extends Converter<String, List<int>> {

}

if (normalLength % 4 != 0) {

- throw new FormatException('''Size of Base 64 characters in Input

- must be a multiple of 4''', input, normalLength);

+ throw new FormatException(

+ '''Size of Base 64 characters in Input

+ must be a multiple of 4''',

+ input,

+ normalLength);

}

// Count pad characters.

int padLength = 0;

i = length - 1;

- while(i >= 0) {

+ while (i >= 0) {

int currentCodeUnit = input.codeUnitAt(i);

if (currentCodeUnit == _ENCODED_PAD_BYTES[2] &&

- i >= 2 &&

- input.codeUnitAt(i - 1) == _ENCODED_PAD_BYTES[1] &&

- input.codeUnitAt(i - 2) == _ENCODED_PAD_BYTES[0]) {

+ i >= 2 &&

+ input.codeUnitAt(i - 1) == _ENCODED_PAD_BYTES[1] &&

+ input.codeUnitAt(i - 2) == _ENCODED_PAD_BYTES[0]) {

padLength++;

i -= 2;

} else if (_decodeTable[currentCodeUnit] > 0) {

@@ -331,10 +326,10 @@ class Base64Decoder extends Converter<String, List<int>> {

int outputLength = ((normalLength * 6) >> 3) - padLength;

List<int> out = new Uint8List(outputLength);

- for (int i = 0, o = 0; o < outputLength; ) {

+ for (int i = 0, o = 0; o < outputLength;) {

// Accumulate 4 valid 6 bit Base 64 characters into an int.

int x = 0;

- for (int j = 4; j > 0; ) {

+ for (int j = 4; j > 0;) {

int c = _decodeTable[input.codeUnitAt(i++)];

if (c >= 0) {

x = ((x << 6) & 0x00FFFFFF) | c;

@@ -359,9 +354,7 @@ class Base64Decoder extends Converter<String, List<int>> {

}

class _Base64DecoderSink extends ChunkedConversionSink<String> {

final Base64Decoder _decoder = new Base64Decoder();

final ChunkedConversionSink<List<int>> _outSink;

String _unconverted = "";

@@ -375,10 +368,9 @@ class _Base64DecoderSink extends ChunkedConversionSink<String> {

}

chunk = chunk.replaceAll(_ENCODED_PAD, _PAD);

int decodableLength = chunk.length;

- // If chunk ends in "%" or "%3", it may be a partial encoded pad.

- // If chunk is smaller than 4 characters, don't bother checking.

- if (chunk.length > 3 &&

- chunk.contains(_ENCODED_PAD[0], chunk.length - 2)) {

+ // If chunk ends in "%" or "%3", it may be a partial encoded pad.

+ // If chunk is smaller than 4 characters, don't bother checking.

+ if (chunk.length > 3 && chunk.contains(_ENCODED_PAD[0], chunk.length - 2)) {

decodableLength = chunk.lastIndexOf(_ENCODED_PAD[0]);

}

decodableLength -= decodableLength % 4;

@@ -395,5 +387,3 @@ class _Base64DecoderSink extends ChunkedConversionSink<String> {

_outSink.close();

}

« no previous file with comments | « lib/crypto.dart ('k') | lib/src/crypto_utils.dart » ('j') | no next file with comments »