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2025-05-13 12:01:17 +02:00
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10
node_modules/pdf-lib/cjs/core/streams/Ascii85Stream.d.ts generated vendored Normal file
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import DecodeStream from "./DecodeStream";
import { StreamType } from "./Stream";
declare class Ascii85Stream extends DecodeStream {
private stream;
private input;
constructor(stream: StreamType, maybeLength?: number);
protected readBlock(): void;
}
export default Ascii85Stream;
//# sourceMappingURL=Ascii85Stream.d.ts.map

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node_modules/pdf-lib/cjs/core/streams/Ascii85Stream.d.ts.map generated vendored Normal file
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{"version":3,"file":"Ascii85Stream.d.ts","sourceRoot":"","sources":["../../../src/core/streams/Ascii85Stream.ts"],"names":[],"mappings":"AAQA,OAAO,YAAY,uBAAsC;AACzD,OAAO,EAAE,UAAU,EAAE,iBAAgC;AAKrD,cAAM,aAAc,SAAQ,YAAY;IACtC,OAAO,CAAC,MAAM,CAAa;IAC3B,OAAO,CAAC,KAAK,CAAa;gBAEd,MAAM,EAAE,UAAU,EAAE,WAAW,CAAC,EAAE,MAAM;IAapD,SAAS,CAAC,SAAS;CAgEpB;AAED,eAAe,aAAa,CAAC"}

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node_modules/pdf-lib/cjs/core/streams/Ascii85Stream.js generated vendored Normal file
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"use strict";
/*
* Copyright 2012 Mozilla Foundation
*
* The Ascii85Stream class contained in this file is a TypeScript port of the
* JavaScript Ascii85Stream class in Mozilla's pdf.js project, made available
* under the Apache 2.0 open source license.
*/
Object.defineProperty(exports, "__esModule", { value: true });
var tslib_1 = require("tslib");
var DecodeStream_1 = tslib_1.__importDefault(require("./DecodeStream"));
var isSpace = function (ch) {
return ch === 0x20 || ch === 0x09 || ch === 0x0d || ch === 0x0a;
};
var Ascii85Stream = /** @class */ (function (_super) {
tslib_1.__extends(Ascii85Stream, _super);
function Ascii85Stream(stream, maybeLength) {
var _this = _super.call(this, maybeLength) || this;
_this.stream = stream;
_this.input = new Uint8Array(5);
// Most streams increase in size when decoded, but Ascii85 streams
// typically shrink by ~20%.
if (maybeLength) {
maybeLength = 0.8 * maybeLength;
}
return _this;
}
Ascii85Stream.prototype.readBlock = function () {
var TILDA_CHAR = 0x7e; // '~'
var Z_LOWER_CHAR = 0x7a; // 'z'
var EOF = -1;
var stream = this.stream;
var c = stream.getByte();
while (isSpace(c)) {
c = stream.getByte();
}
if (c === EOF || c === TILDA_CHAR) {
this.eof = true;
return;
}
var bufferLength = this.bufferLength;
var buffer;
var i;
// special code for z
if (c === Z_LOWER_CHAR) {
buffer = this.ensureBuffer(bufferLength + 4);
for (i = 0; i < 4; ++i) {
buffer[bufferLength + i] = 0;
}
this.bufferLength += 4;
}
else {
var input = this.input;
input[0] = c;
for (i = 1; i < 5; ++i) {
c = stream.getByte();
while (isSpace(c)) {
c = stream.getByte();
}
input[i] = c;
if (c === EOF || c === TILDA_CHAR) {
break;
}
}
buffer = this.ensureBuffer(bufferLength + i - 1);
this.bufferLength += i - 1;
// partial ending;
if (i < 5) {
for (; i < 5; ++i) {
input[i] = 0x21 + 84;
}
this.eof = true;
}
var t = 0;
for (i = 0; i < 5; ++i) {
t = t * 85 + (input[i] - 0x21);
}
for (i = 3; i >= 0; --i) {
buffer[bufferLength + i] = t & 0xff;
t >>= 8;
}
}
};
return Ascii85Stream;
}(DecodeStream_1.default));
exports.default = Ascii85Stream;
//# sourceMappingURL=Ascii85Stream.js.map

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node_modules/pdf-lib/cjs/core/streams/Ascii85Stream.js.map generated vendored Normal file
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{"version":3,"file":"Ascii85Stream.js","sourceRoot":"","sources":["../../../src/core/streams/Ascii85Stream.ts"],"names":[],"mappings":";AAAA;;;;;;GAMG;;;AAEH,wEAAyD;AAGzD,IAAM,OAAO,GAAG,UAAC,EAAU;IACzB,OAAA,EAAE,KAAK,IAAI,IAAI,EAAE,KAAK,IAAI,IAAI,EAAE,KAAK,IAAI,IAAI,EAAE,KAAK,IAAI;AAAxD,CAAwD,CAAC;AAE3D;IAA4B,yCAAY;IAItC,uBAAY,MAAkB,EAAE,WAAoB;QAApD,YACE,kBAAM,WAAW,CAAC,SAUnB;QARC,KAAI,CAAC,MAAM,GAAG,MAAM,CAAC;QACrB,KAAI,CAAC,KAAK,GAAG,IAAI,UAAU,CAAC,CAAC,CAAC,CAAC;QAE/B,kEAAkE;QAClE,4BAA4B;QAC5B,IAAI,WAAW,EAAE;YACf,WAAW,GAAG,GAAG,GAAG,WAAW,CAAC;SACjC;;IACH,CAAC;IAES,iCAAS,GAAnB;QACE,IAAM,UAAU,GAAG,IAAI,CAAC,CAAC,MAAM;QAC/B,IAAM,YAAY,GAAG,IAAI,CAAC,CAAC,MAAM;QACjC,IAAM,GAAG,GAAG,CAAC,CAAC,CAAC;QAEf,IAAM,MAAM,GAAG,IAAI,CAAC,MAAM,CAAC;QAE3B,IAAI,CAAC,GAAG,MAAM,CAAC,OAAO,EAAE,CAAC;QACzB,OAAO,OAAO,CAAC,CAAC,CAAC,EAAE;YACjB,CAAC,GAAG,MAAM,CAAC,OAAO,EAAE,CAAC;SACtB;QAED,IAAI,CAAC,KAAK,GAAG,IAAI,CAAC,KAAK,UAAU,EAAE;YACjC,IAAI,CAAC,GAAG,GAAG,IAAI,CAAC;YAChB,OAAO;SACR;QAED,IAAM,YAAY,GAAG,IAAI,CAAC,YAAY,CAAC;QACvC,IAAI,MAAM,CAAC;QACX,IAAI,CAAC,CAAC;QAEN,qBAAqB;QACrB,IAAI,CAAC,KAAK,YAAY,EAAE;YACtB,MAAM,GAAG,IAAI,CAAC,YAAY,CAAC,YAAY,GAAG,CAAC,CAAC,CAAC;YAC7C,KAAK,CAAC,GAAG,CAAC,EAAE,CAAC,GAAG,CAAC,EAAE,EAAE,CAAC,EAAE;gBACtB,MAAM,CAAC,YAAY,GAAG,CAAC,CAAC,GAAG,CAAC,CAAC;aAC9B;YACD,IAAI,CAAC,YAAY,IAAI,CAAC,CAAC;SACxB;aAAM;YACL,IAAM,KAAK,GAAG,IAAI,CAAC,KAAK,CAAC;YACzB,KAAK,CAAC,CAAC,CAAC,GAAG,CAAC,CAAC;YACb,KAAK,CAAC,GAAG,CAAC,EAAE,CAAC,GAAG,CAAC,EAAE,EAAE,CAAC,EAAE;gBACtB,CAAC,GAAG,MAAM,CAAC,OAAO,EAAE,CAAC;gBACrB,OAAO,OAAO,CAAC,CAAC,CAAC,EAAE;oBACjB,CAAC,GAAG,MAAM,CAAC,OAAO,EAAE,CAAC;iBACtB;gBAED,KAAK,CAAC,CAAC,CAAC,GAAG,CAAC,CAAC;gBAEb,IAAI,CAAC,KAAK,GAAG,IAAI,CAAC,KAAK,UAAU,EAAE;oBACjC,MAAM;iBACP;aACF;YACD,MAAM,GAAG,IAAI,CAAC,YAAY,CAAC,YAAY,GAAG,CAAC,GAAG,CAAC,CAAC,CAAC;YACjD,IAAI,CAAC,YAAY,IAAI,CAAC,GAAG,CAAC,CAAC;YAE3B,kBAAkB;YAClB,IAAI,CAAC,GAAG,CAAC,EAAE;gBACT,OAAO,CAAC,GAAG,CAAC,EAAE,EAAE,CAAC,EAAE;oBACjB,KAAK,CAAC,CAAC,CAAC,GAAG,IAAI,GAAG,EAAE,CAAC;iBACtB;gBACD,IAAI,CAAC,GAAG,GAAG,IAAI,CAAC;aACjB;YACD,IAAI,CAAC,GAAG,CAAC,CAAC;YACV,KAAK,CAAC,GAAG,CAAC,EAAE,CAAC,GAAG,CAAC,EAAE,EAAE,CAAC,EAAE;gBACtB,CAAC,GAAG,CAAC,GAAG,EAAE,GAAG,CAAC,KAAK,CAAC,CAAC,CAAC,GAAG,IAAI,CAAC,CAAC;aAChC;YAED,KAAK,CAAC,GAAG,CAAC,EAAE,CAAC,IAAI,CAAC,EAAE,EAAE,CAAC,EAAE;gBACvB,MAAM,CAAC,YAAY,GAAG,CAAC,CAAC,GAAG,CAAC,GAAG,IAAI,CAAC;gBACpC,CAAC,KAAK,CAAC,CAAC;aACT;SACF;IACH,CAAC;IACH,oBAAC;AAAD,CAAC,AAjFD,CAA4B,sBAAY,GAiFvC;AAED,kBAAe,aAAa,CAAC"}

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node_modules/pdf-lib/cjs/core/streams/AsciiHexStream.d.ts generated vendored Normal file
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import DecodeStream from "./DecodeStream";
import { StreamType } from "./Stream";
declare class AsciiHexStream extends DecodeStream {
private stream;
private firstDigit;
constructor(stream: StreamType, maybeLength?: number);
protected readBlock(): void;
}
export default AsciiHexStream;
//# sourceMappingURL=AsciiHexStream.d.ts.map

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node_modules/pdf-lib/cjs/core/streams/AsciiHexStream.d.ts.map generated vendored Normal file
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{"version":3,"file":"AsciiHexStream.d.ts","sourceRoot":"","sources":["../../../src/core/streams/AsciiHexStream.ts"],"names":[],"mappings":"AAQA,OAAO,YAAY,uBAAsC;AACzD,OAAO,EAAE,UAAU,EAAE,iBAAgC;AAErD,cAAM,cAAe,SAAQ,YAAY;IACvC,OAAO,CAAC,MAAM,CAAa;IAC3B,OAAO,CAAC,UAAU,CAAS;gBAEf,MAAM,EAAE,UAAU,EAAE,WAAW,CAAC,EAAE,MAAM;IAcpD,SAAS,CAAC,SAAS;CA6CpB;AAED,eAAe,cAAc,CAAC"}

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node_modules/pdf-lib/cjs/core/streams/AsciiHexStream.js generated vendored Normal file
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"use strict";
/*
* Copyright 2012 Mozilla Foundation
*
* The AsciiHexStream class contained in this file is a TypeScript port of the
* JavaScript AsciiHexStream class in Mozilla's pdf.js project, made available
* under the Apache 2.0 open source license.
*/
Object.defineProperty(exports, "__esModule", { value: true });
var tslib_1 = require("tslib");
var DecodeStream_1 = tslib_1.__importDefault(require("./DecodeStream"));
var AsciiHexStream = /** @class */ (function (_super) {
tslib_1.__extends(AsciiHexStream, _super);
function AsciiHexStream(stream, maybeLength) {
var _this = _super.call(this, maybeLength) || this;
_this.stream = stream;
_this.firstDigit = -1;
// Most streams increase in size when decoded, but AsciiHex streams shrink
// by 50%.
if (maybeLength) {
maybeLength = 0.5 * maybeLength;
}
return _this;
}
AsciiHexStream.prototype.readBlock = function () {
var UPSTREAM_BLOCK_SIZE = 8000;
var bytes = this.stream.getBytes(UPSTREAM_BLOCK_SIZE);
if (!bytes.length) {
this.eof = true;
return;
}
var maxDecodeLength = (bytes.length + 1) >> 1;
var buffer = this.ensureBuffer(this.bufferLength + maxDecodeLength);
var bufferLength = this.bufferLength;
var firstDigit = this.firstDigit;
for (var i = 0, ii = bytes.length; i < ii; i++) {
var ch = bytes[i];
var digit = void 0;
if (ch >= 0x30 && ch <= 0x39) {
// '0'-'9'
digit = ch & 0x0f;
}
else if ((ch >= 0x41 && ch <= 0x46) || (ch >= 0x61 && ch <= 0x66)) {
// 'A'-'Z', 'a'-'z'
digit = (ch & 0x0f) + 9;
}
else if (ch === 0x3e) {
// '>'
this.eof = true;
break;
}
else {
// probably whitespace
continue; // ignoring
}
if (firstDigit < 0) {
firstDigit = digit;
}
else {
buffer[bufferLength++] = (firstDigit << 4) | digit;
firstDigit = -1;
}
}
if (firstDigit >= 0 && this.eof) {
// incomplete byte
buffer[bufferLength++] = firstDigit << 4;
firstDigit = -1;
}
this.firstDigit = firstDigit;
this.bufferLength = bufferLength;
};
return AsciiHexStream;
}(DecodeStream_1.default));
exports.default = AsciiHexStream;
//# sourceMappingURL=AsciiHexStream.js.map

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node_modules/pdf-lib/cjs/core/streams/AsciiHexStream.js.map generated vendored Normal file
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{"version":3,"file":"AsciiHexStream.js","sourceRoot":"","sources":["../../../src/core/streams/AsciiHexStream.ts"],"names":[],"mappings":";AAAA;;;;;;GAMG;;;AAEH,wEAAyD;AAGzD;IAA6B,0CAAY;IAIvC,wBAAY,MAAkB,EAAE,WAAoB;QAApD,YACE,kBAAM,WAAW,CAAC,SAWnB;QATC,KAAI,CAAC,MAAM,GAAG,MAAM,CAAC;QAErB,KAAI,CAAC,UAAU,GAAG,CAAC,CAAC,CAAC;QAErB,0EAA0E;QAC1E,UAAU;QACV,IAAI,WAAW,EAAE;YACf,WAAW,GAAG,GAAG,GAAG,WAAW,CAAC;SACjC;;IACH,CAAC;IAES,kCAAS,GAAnB;QACE,IAAM,mBAAmB,GAAG,IAAI,CAAC;QACjC,IAAM,KAAK,GAAG,IAAI,CAAC,MAAM,CAAC,QAAQ,CAAC,mBAAmB,CAAC,CAAC;QACxD,IAAI,CAAC,KAAK,CAAC,MAAM,EAAE;YACjB,IAAI,CAAC,GAAG,GAAG,IAAI,CAAC;YAChB,OAAO;SACR;QAED,IAAM,eAAe,GAAG,CAAC,KAAK,CAAC,MAAM,GAAG,CAAC,CAAC,IAAI,CAAC,CAAC;QAChD,IAAM,MAAM,GAAG,IAAI,CAAC,YAAY,CAAC,IAAI,CAAC,YAAY,GAAG,eAAe,CAAC,CAAC;QACtE,IAAI,YAAY,GAAG,IAAI,CAAC,YAAY,CAAC;QAErC,IAAI,UAAU,GAAG,IAAI,CAAC,UAAU,CAAC;QACjC,KAAK,IAAI,CAAC,GAAG,CAAC,EAAE,EAAE,GAAG,KAAK,CAAC,MAAM,EAAE,CAAC,GAAG,EAAE,EAAE,CAAC,EAAE,EAAE;YAC9C,IAAM,EAAE,GAAG,KAAK,CAAC,CAAC,CAAC,CAAC;YACpB,IAAI,KAAK,SAAA,CAAC;YACV,IAAI,EAAE,IAAI,IAAI,IAAI,EAAE,IAAI,IAAI,EAAE;gBAC5B,UAAU;gBACV,KAAK,GAAG,EAAE,GAAG,IAAI,CAAC;aACnB;iBAAM,IAAI,CAAC,EAAE,IAAI,IAAI,IAAI,EAAE,IAAI,IAAI,CAAC,IAAI,CAAC,EAAE,IAAI,IAAI,IAAI,EAAE,IAAI,IAAI,CAAC,EAAE;gBACnE,mBAAmB;gBACnB,KAAK,GAAG,CAAC,EAAE,GAAG,IAAI,CAAC,GAAG,CAAC,CAAC;aACzB;iBAAM,IAAI,EAAE,KAAK,IAAI,EAAE;gBACtB,MAAM;gBACN,IAAI,CAAC,GAAG,GAAG,IAAI,CAAC;gBAChB,MAAM;aACP;iBAAM;gBACL,sBAAsB;gBACtB,SAAS,CAAC,WAAW;aACtB;YACD,IAAI,UAAU,GAAG,CAAC,EAAE;gBAClB,UAAU,GAAG,KAAK,CAAC;aACpB;iBAAM;gBACL,MAAM,CAAC,YAAY,EAAE,CAAC,GAAG,CAAC,UAAU,IAAI,CAAC,CAAC,GAAG,KAAK,CAAC;gBACnD,UAAU,GAAG,CAAC,CAAC,CAAC;aACjB;SACF;QACD,IAAI,UAAU,IAAI,CAAC,IAAI,IAAI,CAAC,GAAG,EAAE;YAC/B,kBAAkB;YAClB,MAAM,CAAC,YAAY,EAAE,CAAC,GAAG,UAAU,IAAI,CAAC,CAAC;YACzC,UAAU,GAAG,CAAC,CAAC,CAAC;SACjB;QACD,IAAI,CAAC,UAAU,GAAG,UAAU,CAAC;QAC7B,IAAI,CAAC,YAAY,GAAG,YAAY,CAAC;IACnC,CAAC;IACH,qBAAC;AAAD,CAAC,AA/DD,CAA6B,sBAAY,GA+DxC;AAED,kBAAe,cAAc,CAAC"}

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node_modules/pdf-lib/cjs/core/streams/DecodeStream.d.ts generated vendored Normal file
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import Stream, { StreamType } from "./Stream";
/**
* Super class for the decoding streams
*/
declare class DecodeStream implements StreamType {
protected bufferLength: number;
protected buffer: Uint8Array;
protected eof: boolean;
private pos;
private minBufferLength;
constructor(maybeMinBufferLength?: number);
get isEmpty(): boolean;
getByte(): number;
getUint16(): number;
getInt32(): number;
getBytes(length: number, forceClamped?: boolean): Uint8Array | Uint8ClampedArray;
peekByte(): number;
peekBytes(length: number, forceClamped?: boolean): Uint8Array | Uint8ClampedArray;
skip(n: number): void;
reset(): void;
makeSubStream(start: number, length: number): Stream;
decode(): Uint8Array;
protected readBlock(): void;
protected ensureBuffer(requested: number): Uint8Array;
}
export default DecodeStream;
//# sourceMappingURL=DecodeStream.d.ts.map

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node_modules/pdf-lib/cjs/core/streams/DecodeStream.d.ts.map generated vendored Normal file
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{"version":3,"file":"DecodeStream.d.ts","sourceRoot":"","sources":["../../../src/core/streams/DecodeStream.ts"],"names":[],"mappings":"AACA,OAAO,MAAM,EAAE,EAAE,UAAU,EAAE,iBAAgC;AAgB7D;;GAEG;AACH,cAAM,YAAa,YAAW,UAAU;IACtC,SAAS,CAAC,YAAY,EAAE,MAAM,CAAC;IAC/B,SAAS,CAAC,MAAM,EAAE,UAAU,CAAC;IAC7B,SAAS,CAAC,GAAG,EAAE,OAAO,CAAC;IAEvB,OAAO,CAAC,GAAG,CAAS;IACpB,OAAO,CAAC,eAAe,CAAS;gBAEpB,oBAAoB,CAAC,EAAE,MAAM;IAczC,IAAI,OAAO,YAKV;IAED,OAAO;IAWP,SAAS;IAST,QAAQ;IAQR,QAAQ,CAAC,MAAM,EAAE,MAAM,EAAE,YAAY,UAAQ;IA8B7C,QAAQ;IAMR,SAAS,CAAC,MAAM,EAAE,MAAM,EAAE,YAAY,UAAQ;IAM9C,IAAI,CAAC,CAAC,EAAE,MAAM;IAOd,KAAK;IAIL,aAAa,CAAC,KAAK,EAAE,MAAM,EAAE,MAAM,EAAE,MAAM;IAQ3C,MAAM,IAAI,UAAU;IAKpB,SAAS,CAAC,SAAS,IAAI,IAAI;IAI3B,SAAS,CAAC,YAAY,CAAC,SAAS,EAAE,MAAM;CAoBzC;AAED,eAAe,YAAY,CAAC"}

149
node_modules/pdf-lib/cjs/core/streams/DecodeStream.js generated vendored Normal file
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"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
var tslib_1 = require("tslib");
var errors_1 = require("../errors");
var Stream_1 = tslib_1.__importDefault(require("./Stream"));
/*
* Copyright 2012 Mozilla Foundation
*
* The DecodeStream class contained in this file is a TypeScript port of the
* JavaScript DecodeStream class in Mozilla's pdf.js project, made available
* under the Apache 2.0 open source license.
*/
// Lots of DecodeStreams are created whose buffers are never used. For these
// we share a single empty buffer. This is (a) space-efficient and (b) avoids
// having special cases that would be required if we used |null| for an empty
// buffer.
var emptyBuffer = new Uint8Array(0);
/**
* Super class for the decoding streams
*/
var DecodeStream = /** @class */ (function () {
function DecodeStream(maybeMinBufferLength) {
this.pos = 0;
this.bufferLength = 0;
this.eof = false;
this.buffer = emptyBuffer;
this.minBufferLength = 512;
if (maybeMinBufferLength) {
// Compute the first power of two that is as big as maybeMinBufferLength.
while (this.minBufferLength < maybeMinBufferLength) {
this.minBufferLength *= 2;
}
}
}
Object.defineProperty(DecodeStream.prototype, "isEmpty", {
get: function () {
while (!this.eof && this.bufferLength === 0) {
this.readBlock();
}
return this.bufferLength === 0;
},
enumerable: false,
configurable: true
});
DecodeStream.prototype.getByte = function () {
var pos = this.pos;
while (this.bufferLength <= pos) {
if (this.eof) {
return -1;
}
this.readBlock();
}
return this.buffer[this.pos++];
};
DecodeStream.prototype.getUint16 = function () {
var b0 = this.getByte();
var b1 = this.getByte();
if (b0 === -1 || b1 === -1) {
return -1;
}
return (b0 << 8) + b1;
};
DecodeStream.prototype.getInt32 = function () {
var b0 = this.getByte();
var b1 = this.getByte();
var b2 = this.getByte();
var b3 = this.getByte();
return (b0 << 24) + (b1 << 16) + (b2 << 8) + b3;
};
DecodeStream.prototype.getBytes = function (length, forceClamped) {
if (forceClamped === void 0) { forceClamped = false; }
var end;
var pos = this.pos;
if (length) {
this.ensureBuffer(pos + length);
end = pos + length;
while (!this.eof && this.bufferLength < end) {
this.readBlock();
}
var bufEnd = this.bufferLength;
if (end > bufEnd) {
end = bufEnd;
}
}
else {
while (!this.eof) {
this.readBlock();
}
end = this.bufferLength;
}
this.pos = end;
var subarray = this.buffer.subarray(pos, end);
// `this.buffer` is either a `Uint8Array` or `Uint8ClampedArray` here.
return forceClamped && !(subarray instanceof Uint8ClampedArray)
? new Uint8ClampedArray(subarray)
: subarray;
};
DecodeStream.prototype.peekByte = function () {
var peekedByte = this.getByte();
this.pos--;
return peekedByte;
};
DecodeStream.prototype.peekBytes = function (length, forceClamped) {
if (forceClamped === void 0) { forceClamped = false; }
var bytes = this.getBytes(length, forceClamped);
this.pos -= bytes.length;
return bytes;
};
DecodeStream.prototype.skip = function (n) {
if (!n) {
n = 1;
}
this.pos += n;
};
DecodeStream.prototype.reset = function () {
this.pos = 0;
};
DecodeStream.prototype.makeSubStream = function (start, length /* dict */) {
var end = start + length;
while (this.bufferLength <= end && !this.eof) {
this.readBlock();
}
return new Stream_1.default(this.buffer, start, length /* dict */);
};
DecodeStream.prototype.decode = function () {
while (!this.eof)
this.readBlock();
return this.buffer.subarray(0, this.bufferLength);
};
DecodeStream.prototype.readBlock = function () {
throw new errors_1.MethodNotImplementedError(this.constructor.name, 'readBlock');
};
DecodeStream.prototype.ensureBuffer = function (requested) {
var buffer = this.buffer;
if (requested <= buffer.byteLength) {
return buffer;
}
var size = this.minBufferLength;
while (size < requested) {
size *= 2;
}
var buffer2 = new Uint8Array(size);
buffer2.set(buffer);
return (this.buffer = buffer2);
};
return DecodeStream;
}());
exports.default = DecodeStream;
//# sourceMappingURL=DecodeStream.js.map

1
node_modules/pdf-lib/cjs/core/streams/DecodeStream.js.map generated vendored Normal file
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@@ -0,0 +1 @@
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14
node_modules/pdf-lib/cjs/core/streams/FlateStream.d.ts generated vendored Normal file
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import DecodeStream from "./DecodeStream";
import { StreamType } from "./Stream";
declare class FlateStream extends DecodeStream {
private stream;
private codeSize;
private codeBuf;
constructor(stream: StreamType, maybeLength?: number);
protected readBlock(): void;
private getBits;
private getCode;
private generateHuffmanTable;
}
export default FlateStream;
//# sourceMappingURL=FlateStream.d.ts.map

1
node_modules/pdf-lib/cjs/core/streams/FlateStream.d.ts.map generated vendored Normal file
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@@ -0,0 +1 @@
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371
node_modules/pdf-lib/cjs/core/streams/FlateStream.js generated vendored Normal file
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@@ -0,0 +1,371 @@
"use strict";
/*
* Copyright 1996-2003 Glyph & Cog, LLC
*
* The flate stream implementation contained in this file is a JavaScript port
* of XPDF's implementation, made available under the Apache 2.0 open source
* license.
*/
Object.defineProperty(exports, "__esModule", { value: true });
var tslib_1 = require("tslib");
/*
* Copyright 2012 Mozilla Foundation
*
* The FlateStream class contained in this file is a TypeScript port of the
* JavaScript FlateStream class in Mozilla's pdf.js project, made available
* under the Apache 2.0 open source license.
*/
/* tslint:disable no-conditional-assignment */
var DecodeStream_1 = tslib_1.__importDefault(require("./DecodeStream"));
// prettier-ignore
var codeLenCodeMap = new Int32Array([
16, 17, 18, 0, 8, 7, 9, 6, 10, 5, 11, 4, 12, 3, 13, 2, 14, 1, 15
]);
// prettier-ignore
var lengthDecode = new Int32Array([
0x00003, 0x00004, 0x00005, 0x00006, 0x00007, 0x00008, 0x00009, 0x0000a,
0x1000b, 0x1000d, 0x1000f, 0x10011, 0x20013, 0x20017, 0x2001b, 0x2001f,
0x30023, 0x3002b, 0x30033, 0x3003b, 0x40043, 0x40053, 0x40063, 0x40073,
0x50083, 0x500a3, 0x500c3, 0x500e3, 0x00102, 0x00102, 0x00102
]);
// prettier-ignore
var distDecode = new Int32Array([
0x00001, 0x00002, 0x00003, 0x00004, 0x10005, 0x10007, 0x20009, 0x2000d,
0x30011, 0x30019, 0x40021, 0x40031, 0x50041, 0x50061, 0x60081, 0x600c1,
0x70101, 0x70181, 0x80201, 0x80301, 0x90401, 0x90601, 0xa0801, 0xa0c01,
0xb1001, 0xb1801, 0xc2001, 0xc3001, 0xd4001, 0xd6001
]);
// prettier-ignore
var fixedLitCodeTab = [new Int32Array([
0x70100, 0x80050, 0x80010, 0x80118, 0x70110, 0x80070, 0x80030, 0x900c0,
0x70108, 0x80060, 0x80020, 0x900a0, 0x80000, 0x80080, 0x80040, 0x900e0,
0x70104, 0x80058, 0x80018, 0x90090, 0x70114, 0x80078, 0x80038, 0x900d0,
0x7010c, 0x80068, 0x80028, 0x900b0, 0x80008, 0x80088, 0x80048, 0x900f0,
0x70102, 0x80054, 0x80014, 0x8011c, 0x70112, 0x80074, 0x80034, 0x900c8,
0x7010a, 0x80064, 0x80024, 0x900a8, 0x80004, 0x80084, 0x80044, 0x900e8,
0x70106, 0x8005c, 0x8001c, 0x90098, 0x70116, 0x8007c, 0x8003c, 0x900d8,
0x7010e, 0x8006c, 0x8002c, 0x900b8, 0x8000c, 0x8008c, 0x8004c, 0x900f8,
0x70101, 0x80052, 0x80012, 0x8011a, 0x70111, 0x80072, 0x80032, 0x900c4,
0x70109, 0x80062, 0x80022, 0x900a4, 0x80002, 0x80082, 0x80042, 0x900e4,
0x70105, 0x8005a, 0x8001a, 0x90094, 0x70115, 0x8007a, 0x8003a, 0x900d4,
0x7010d, 0x8006a, 0x8002a, 0x900b4, 0x8000a, 0x8008a, 0x8004a, 0x900f4,
0x70103, 0x80056, 0x80016, 0x8011e, 0x70113, 0x80076, 0x80036, 0x900cc,
0x7010b, 0x80066, 0x80026, 0x900ac, 0x80006, 0x80086, 0x80046, 0x900ec,
0x70107, 0x8005e, 0x8001e, 0x9009c, 0x70117, 0x8007e, 0x8003e, 0x900dc,
0x7010f, 0x8006e, 0x8002e, 0x900bc, 0x8000e, 0x8008e, 0x8004e, 0x900fc,
0x70100, 0x80051, 0x80011, 0x80119, 0x70110, 0x80071, 0x80031, 0x900c2,
0x70108, 0x80061, 0x80021, 0x900a2, 0x80001, 0x80081, 0x80041, 0x900e2,
0x70104, 0x80059, 0x80019, 0x90092, 0x70114, 0x80079, 0x80039, 0x900d2,
0x7010c, 0x80069, 0x80029, 0x900b2, 0x80009, 0x80089, 0x80049, 0x900f2,
0x70102, 0x80055, 0x80015, 0x8011d, 0x70112, 0x80075, 0x80035, 0x900ca,
0x7010a, 0x80065, 0x80025, 0x900aa, 0x80005, 0x80085, 0x80045, 0x900ea,
0x70106, 0x8005d, 0x8001d, 0x9009a, 0x70116, 0x8007d, 0x8003d, 0x900da,
0x7010e, 0x8006d, 0x8002d, 0x900ba, 0x8000d, 0x8008d, 0x8004d, 0x900fa,
0x70101, 0x80053, 0x80013, 0x8011b, 0x70111, 0x80073, 0x80033, 0x900c6,
0x70109, 0x80063, 0x80023, 0x900a6, 0x80003, 0x80083, 0x80043, 0x900e6,
0x70105, 0x8005b, 0x8001b, 0x90096, 0x70115, 0x8007b, 0x8003b, 0x900d6,
0x7010d, 0x8006b, 0x8002b, 0x900b6, 0x8000b, 0x8008b, 0x8004b, 0x900f6,
0x70103, 0x80057, 0x80017, 0x8011f, 0x70113, 0x80077, 0x80037, 0x900ce,
0x7010b, 0x80067, 0x80027, 0x900ae, 0x80007, 0x80087, 0x80047, 0x900ee,
0x70107, 0x8005f, 0x8001f, 0x9009e, 0x70117, 0x8007f, 0x8003f, 0x900de,
0x7010f, 0x8006f, 0x8002f, 0x900be, 0x8000f, 0x8008f, 0x8004f, 0x900fe,
0x70100, 0x80050, 0x80010, 0x80118, 0x70110, 0x80070, 0x80030, 0x900c1,
0x70108, 0x80060, 0x80020, 0x900a1, 0x80000, 0x80080, 0x80040, 0x900e1,
0x70104, 0x80058, 0x80018, 0x90091, 0x70114, 0x80078, 0x80038, 0x900d1,
0x7010c, 0x80068, 0x80028, 0x900b1, 0x80008, 0x80088, 0x80048, 0x900f1,
0x70102, 0x80054, 0x80014, 0x8011c, 0x70112, 0x80074, 0x80034, 0x900c9,
0x7010a, 0x80064, 0x80024, 0x900a9, 0x80004, 0x80084, 0x80044, 0x900e9,
0x70106, 0x8005c, 0x8001c, 0x90099, 0x70116, 0x8007c, 0x8003c, 0x900d9,
0x7010e, 0x8006c, 0x8002c, 0x900b9, 0x8000c, 0x8008c, 0x8004c, 0x900f9,
0x70101, 0x80052, 0x80012, 0x8011a, 0x70111, 0x80072, 0x80032, 0x900c5,
0x70109, 0x80062, 0x80022, 0x900a5, 0x80002, 0x80082, 0x80042, 0x900e5,
0x70105, 0x8005a, 0x8001a, 0x90095, 0x70115, 0x8007a, 0x8003a, 0x900d5,
0x7010d, 0x8006a, 0x8002a, 0x900b5, 0x8000a, 0x8008a, 0x8004a, 0x900f5,
0x70103, 0x80056, 0x80016, 0x8011e, 0x70113, 0x80076, 0x80036, 0x900cd,
0x7010b, 0x80066, 0x80026, 0x900ad, 0x80006, 0x80086, 0x80046, 0x900ed,
0x70107, 0x8005e, 0x8001e, 0x9009d, 0x70117, 0x8007e, 0x8003e, 0x900dd,
0x7010f, 0x8006e, 0x8002e, 0x900bd, 0x8000e, 0x8008e, 0x8004e, 0x900fd,
0x70100, 0x80051, 0x80011, 0x80119, 0x70110, 0x80071, 0x80031, 0x900c3,
0x70108, 0x80061, 0x80021, 0x900a3, 0x80001, 0x80081, 0x80041, 0x900e3,
0x70104, 0x80059, 0x80019, 0x90093, 0x70114, 0x80079, 0x80039, 0x900d3,
0x7010c, 0x80069, 0x80029, 0x900b3, 0x80009, 0x80089, 0x80049, 0x900f3,
0x70102, 0x80055, 0x80015, 0x8011d, 0x70112, 0x80075, 0x80035, 0x900cb,
0x7010a, 0x80065, 0x80025, 0x900ab, 0x80005, 0x80085, 0x80045, 0x900eb,
0x70106, 0x8005d, 0x8001d, 0x9009b, 0x70116, 0x8007d, 0x8003d, 0x900db,
0x7010e, 0x8006d, 0x8002d, 0x900bb, 0x8000d, 0x8008d, 0x8004d, 0x900fb,
0x70101, 0x80053, 0x80013, 0x8011b, 0x70111, 0x80073, 0x80033, 0x900c7,
0x70109, 0x80063, 0x80023, 0x900a7, 0x80003, 0x80083, 0x80043, 0x900e7,
0x70105, 0x8005b, 0x8001b, 0x90097, 0x70115, 0x8007b, 0x8003b, 0x900d7,
0x7010d, 0x8006b, 0x8002b, 0x900b7, 0x8000b, 0x8008b, 0x8004b, 0x900f7,
0x70103, 0x80057, 0x80017, 0x8011f, 0x70113, 0x80077, 0x80037, 0x900cf,
0x7010b, 0x80067, 0x80027, 0x900af, 0x80007, 0x80087, 0x80047, 0x900ef,
0x70107, 0x8005f, 0x8001f, 0x9009f, 0x70117, 0x8007f, 0x8003f, 0x900df,
0x7010f, 0x8006f, 0x8002f, 0x900bf, 0x8000f, 0x8008f, 0x8004f, 0x900ff
]), 9];
// prettier-ignore
var fixedDistCodeTab = [new Int32Array([
0x50000, 0x50010, 0x50008, 0x50018, 0x50004, 0x50014, 0x5000c, 0x5001c,
0x50002, 0x50012, 0x5000a, 0x5001a, 0x50006, 0x50016, 0x5000e, 0x00000,
0x50001, 0x50011, 0x50009, 0x50019, 0x50005, 0x50015, 0x5000d, 0x5001d,
0x50003, 0x50013, 0x5000b, 0x5001b, 0x50007, 0x50017, 0x5000f, 0x00000
]), 5];
var FlateStream = /** @class */ (function (_super) {
tslib_1.__extends(FlateStream, _super);
function FlateStream(stream, maybeLength) {
var _this = _super.call(this, maybeLength) || this;
_this.stream = stream;
var cmf = stream.getByte();
var flg = stream.getByte();
if (cmf === -1 || flg === -1) {
throw new Error("Invalid header in flate stream: " + cmf + ", " + flg);
}
if ((cmf & 0x0f) !== 0x08) {
throw new Error("Unknown compression method in flate stream: " + cmf + ", " + flg);
}
if (((cmf << 8) + flg) % 31 !== 0) {
throw new Error("Bad FCHECK in flate stream: " + cmf + ", " + flg);
}
if (flg & 0x20) {
throw new Error("FDICT bit set in flate stream: " + cmf + ", " + flg);
}
_this.codeSize = 0;
_this.codeBuf = 0;
return _this;
}
FlateStream.prototype.readBlock = function () {
var buffer;
var len;
var str = this.stream;
// read block header
var hdr = this.getBits(3);
if (hdr & 1) {
this.eof = true;
}
hdr >>= 1;
if (hdr === 0) {
// uncompressed block
var b = void 0;
if ((b = str.getByte()) === -1) {
throw new Error('Bad block header in flate stream');
}
var blockLen = b;
if ((b = str.getByte()) === -1) {
throw new Error('Bad block header in flate stream');
}
blockLen |= b << 8;
if ((b = str.getByte()) === -1) {
throw new Error('Bad block header in flate stream');
}
var check = b;
if ((b = str.getByte()) === -1) {
throw new Error('Bad block header in flate stream');
}
check |= b << 8;
if (check !== (~blockLen & 0xffff) && (blockLen !== 0 || check !== 0)) {
// Ignoring error for bad "empty" block (see issue 1277)
throw new Error('Bad uncompressed block length in flate stream');
}
this.codeBuf = 0;
this.codeSize = 0;
var bufferLength = this.bufferLength;
buffer = this.ensureBuffer(bufferLength + blockLen);
var end = bufferLength + blockLen;
this.bufferLength = end;
if (blockLen === 0) {
if (str.peekByte() === -1) {
this.eof = true;
}
}
else {
for (var n = bufferLength; n < end; ++n) {
if ((b = str.getByte()) === -1) {
this.eof = true;
break;
}
buffer[n] = b;
}
}
return;
}
var litCodeTable;
var distCodeTable;
if (hdr === 1) {
// compressed block, fixed codes
litCodeTable = fixedLitCodeTab;
distCodeTable = fixedDistCodeTab;
}
else if (hdr === 2) {
// compressed block, dynamic codes
var numLitCodes = this.getBits(5) + 257;
var numDistCodes = this.getBits(5) + 1;
var numCodeLenCodes = this.getBits(4) + 4;
// build the code lengths code table
var codeLenCodeLengths = new Uint8Array(codeLenCodeMap.length);
var i = void 0;
for (i = 0; i < numCodeLenCodes; ++i) {
codeLenCodeLengths[codeLenCodeMap[i]] = this.getBits(3);
}
var codeLenCodeTab = this.generateHuffmanTable(codeLenCodeLengths);
// build the literal and distance code tables
len = 0;
i = 0;
var codes = numLitCodes + numDistCodes;
var codeLengths = new Uint8Array(codes);
var bitsLength = void 0;
var bitsOffset = void 0;
var what = void 0;
while (i < codes) {
var code = this.getCode(codeLenCodeTab);
if (code === 16) {
bitsLength = 2;
bitsOffset = 3;
what = len;
}
else if (code === 17) {
bitsLength = 3;
bitsOffset = 3;
what = len = 0;
}
else if (code === 18) {
bitsLength = 7;
bitsOffset = 11;
what = len = 0;
}
else {
codeLengths[i++] = len = code;
continue;
}
var repeatLength = this.getBits(bitsLength) + bitsOffset;
while (repeatLength-- > 0) {
codeLengths[i++] = what;
}
}
litCodeTable = this.generateHuffmanTable(codeLengths.subarray(0, numLitCodes));
distCodeTable = this.generateHuffmanTable(codeLengths.subarray(numLitCodes, codes));
}
else {
throw new Error('Unknown block type in flate stream');
}
buffer = this.buffer;
var limit = buffer ? buffer.length : 0;
var pos = this.bufferLength;
while (true) {
var code1 = this.getCode(litCodeTable);
if (code1 < 256) {
if (pos + 1 >= limit) {
buffer = this.ensureBuffer(pos + 1);
limit = buffer.length;
}
buffer[pos++] = code1;
continue;
}
if (code1 === 256) {
this.bufferLength = pos;
return;
}
code1 -= 257;
code1 = lengthDecode[code1];
var code2 = code1 >> 16;
if (code2 > 0) {
code2 = this.getBits(code2);
}
len = (code1 & 0xffff) + code2;
code1 = this.getCode(distCodeTable);
code1 = distDecode[code1];
code2 = code1 >> 16;
if (code2 > 0) {
code2 = this.getBits(code2);
}
var dist = (code1 & 0xffff) + code2;
if (pos + len >= limit) {
buffer = this.ensureBuffer(pos + len);
limit = buffer.length;
}
for (var k = 0; k < len; ++k, ++pos) {
buffer[pos] = buffer[pos - dist];
}
}
};
FlateStream.prototype.getBits = function (bits) {
var str = this.stream;
var codeSize = this.codeSize;
var codeBuf = this.codeBuf;
var b;
while (codeSize < bits) {
if ((b = str.getByte()) === -1) {
throw new Error('Bad encoding in flate stream');
}
codeBuf |= b << codeSize;
codeSize += 8;
}
b = codeBuf & ((1 << bits) - 1);
this.codeBuf = codeBuf >> bits;
this.codeSize = codeSize -= bits;
return b;
};
FlateStream.prototype.getCode = function (table) {
var str = this.stream;
var codes = table[0];
var maxLen = table[1];
var codeSize = this.codeSize;
var codeBuf = this.codeBuf;
var b;
while (codeSize < maxLen) {
if ((b = str.getByte()) === -1) {
// premature end of stream. code might however still be valid.
// codeSize < codeLen check below guards against incomplete codeVal.
break;
}
codeBuf |= b << codeSize;
codeSize += 8;
}
var code = codes[codeBuf & ((1 << maxLen) - 1)];
if (typeof codes === 'number') {
console.log('FLATE:', code);
}
var codeLen = code >> 16;
var codeVal = code & 0xffff;
if (codeLen < 1 || codeSize < codeLen) {
throw new Error('Bad encoding in flate stream');
}
this.codeBuf = codeBuf >> codeLen;
this.codeSize = codeSize - codeLen;
return codeVal;
};
FlateStream.prototype.generateHuffmanTable = function (lengths) {
var n = lengths.length;
// find max code length
var maxLen = 0;
var i;
for (i = 0; i < n; ++i) {
if (lengths[i] > maxLen) {
maxLen = lengths[i];
}
}
// build the table
var size = 1 << maxLen;
var codes = new Int32Array(size);
for (var len = 1, code = 0, skip = 2; len <= maxLen; ++len, code <<= 1, skip <<= 1) {
for (var val = 0; val < n; ++val) {
if (lengths[val] === len) {
// bit-reverse the code
var code2 = 0;
var t = code;
for (i = 0; i < len; ++i) {
code2 = (code2 << 1) | (t & 1);
t >>= 1;
}
// fill the table entries
for (i = code2; i < size; i += skip) {
codes[i] = (len << 16) | val;
}
++code;
}
}
}
return [codes, maxLen];
};
return FlateStream;
}(DecodeStream_1.default));
exports.default = FlateStream;
//# sourceMappingURL=FlateStream.js.map

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node_modules/pdf-lib/cjs/core/streams/LZWStream.d.ts generated vendored Normal file
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import DecodeStream from "./DecodeStream";
import { StreamType } from "./Stream";
declare class LZWStream extends DecodeStream {
private stream;
private cachedData;
private bitsCached;
private lzwState;
constructor(stream: StreamType, maybeLength: number | undefined, earlyChange: 0 | 1);
protected readBlock(): void;
private readBits;
}
export default LZWStream;
//# sourceMappingURL=LZWStream.d.ts.map

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137
node_modules/pdf-lib/cjs/core/streams/LZWStream.js generated vendored Normal file
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"use strict";
/*
* Copyright 2012 Mozilla Foundation
*
* The LZWStream class contained in this file is a TypeScript port of the
* JavaScript LZWStream class in Mozilla's pdf.js project, made available
* under the Apache 2.0 open source license.
*/
Object.defineProperty(exports, "__esModule", { value: true });
var tslib_1 = require("tslib");
var DecodeStream_1 = tslib_1.__importDefault(require("./DecodeStream"));
var LZWStream = /** @class */ (function (_super) {
tslib_1.__extends(LZWStream, _super);
function LZWStream(stream, maybeLength, earlyChange) {
var _this = _super.call(this, maybeLength) || this;
_this.stream = stream;
_this.cachedData = 0;
_this.bitsCached = 0;
var maxLzwDictionarySize = 4096;
var lzwState = {
earlyChange: earlyChange,
codeLength: 9,
nextCode: 258,
dictionaryValues: new Uint8Array(maxLzwDictionarySize),
dictionaryLengths: new Uint16Array(maxLzwDictionarySize),
dictionaryPrevCodes: new Uint16Array(maxLzwDictionarySize),
currentSequence: new Uint8Array(maxLzwDictionarySize),
currentSequenceLength: 0,
};
for (var i = 0; i < 256; ++i) {
lzwState.dictionaryValues[i] = i;
lzwState.dictionaryLengths[i] = 1;
}
_this.lzwState = lzwState;
return _this;
}
LZWStream.prototype.readBlock = function () {
var blockSize = 512;
var estimatedDecodedSize = blockSize * 2;
var decodedSizeDelta = blockSize;
var i;
var j;
var q;
var lzwState = this.lzwState;
if (!lzwState) {
return; // eof was found
}
var earlyChange = lzwState.earlyChange;
var nextCode = lzwState.nextCode;
var dictionaryValues = lzwState.dictionaryValues;
var dictionaryLengths = lzwState.dictionaryLengths;
var dictionaryPrevCodes = lzwState.dictionaryPrevCodes;
var codeLength = lzwState.codeLength;
var prevCode = lzwState.prevCode;
var currentSequence = lzwState.currentSequence;
var currentSequenceLength = lzwState.currentSequenceLength;
var decodedLength = 0;
var currentBufferLength = this.bufferLength;
var buffer = this.ensureBuffer(this.bufferLength + estimatedDecodedSize);
for (i = 0; i < blockSize; i++) {
var code = this.readBits(codeLength);
var hasPrev = currentSequenceLength > 0;
if (!code || code < 256) {
currentSequence[0] = code;
currentSequenceLength = 1;
}
else if (code >= 258) {
if (code < nextCode) {
currentSequenceLength = dictionaryLengths[code];
for (j = currentSequenceLength - 1, q = code; j >= 0; j--) {
currentSequence[j] = dictionaryValues[q];
q = dictionaryPrevCodes[q];
}
}
else {
currentSequence[currentSequenceLength++] = currentSequence[0];
}
}
else if (code === 256) {
codeLength = 9;
nextCode = 258;
currentSequenceLength = 0;
continue;
}
else {
this.eof = true;
delete this.lzwState;
break;
}
if (hasPrev) {
dictionaryPrevCodes[nextCode] = prevCode;
dictionaryLengths[nextCode] = dictionaryLengths[prevCode] + 1;
dictionaryValues[nextCode] = currentSequence[0];
nextCode++;
codeLength =
(nextCode + earlyChange) & (nextCode + earlyChange - 1)
? codeLength
: Math.min(Math.log(nextCode + earlyChange) / 0.6931471805599453 + 1, 12) | 0;
}
prevCode = code;
decodedLength += currentSequenceLength;
if (estimatedDecodedSize < decodedLength) {
do {
estimatedDecodedSize += decodedSizeDelta;
} while (estimatedDecodedSize < decodedLength);
buffer = this.ensureBuffer(this.bufferLength + estimatedDecodedSize);
}
for (j = 0; j < currentSequenceLength; j++) {
buffer[currentBufferLength++] = currentSequence[j];
}
}
lzwState.nextCode = nextCode;
lzwState.codeLength = codeLength;
lzwState.prevCode = prevCode;
lzwState.currentSequenceLength = currentSequenceLength;
this.bufferLength = currentBufferLength;
};
LZWStream.prototype.readBits = function (n) {
var bitsCached = this.bitsCached;
var cachedData = this.cachedData;
while (bitsCached < n) {
var c = this.stream.getByte();
if (c === -1) {
this.eof = true;
return null;
}
cachedData = (cachedData << 8) | c;
bitsCached += 8;
}
this.bitsCached = bitsCached -= n;
this.cachedData = cachedData;
return (cachedData >>> bitsCached) & ((1 << n) - 1);
};
return LZWStream;
}(DecodeStream_1.default));
exports.default = LZWStream;
//# sourceMappingURL=LZWStream.js.map

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9
node_modules/pdf-lib/cjs/core/streams/RunLengthStream.d.ts generated vendored Normal file
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import DecodeStream from "./DecodeStream";
import { StreamType } from "./Stream";
declare class RunLengthStream extends DecodeStream {
private stream;
constructor(stream: StreamType, maybeLength?: number);
protected readBlock(): void;
}
export default RunLengthStream;
//# sourceMappingURL=RunLengthStream.d.ts.map

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node_modules/pdf-lib/cjs/core/streams/RunLengthStream.d.ts.map generated vendored Normal file
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@@ -0,0 +1 @@
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55
node_modules/pdf-lib/cjs/core/streams/RunLengthStream.js generated vendored Normal file
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@@ -0,0 +1,55 @@
"use strict";
/*
* Copyright 2012 Mozilla Foundation
*
* The RunLengthStream class contained in this file is a TypeScript port of the
* JavaScript RunLengthStream class in Mozilla's pdf.js project, made available
* under the Apache 2.0 open source license.
*/
Object.defineProperty(exports, "__esModule", { value: true });
var tslib_1 = require("tslib");
var DecodeStream_1 = tslib_1.__importDefault(require("./DecodeStream"));
var RunLengthStream = /** @class */ (function (_super) {
tslib_1.__extends(RunLengthStream, _super);
function RunLengthStream(stream, maybeLength) {
var _this = _super.call(this, maybeLength) || this;
_this.stream = stream;
return _this;
}
RunLengthStream.prototype.readBlock = function () {
// The repeatHeader has following format. The first byte defines type of run
// and amount of bytes to repeat/copy: n = 0 through 127 - copy next n bytes
// (in addition to the second byte from the header), n = 129 through 255 -
// duplicate the second byte from the header (257 - n) times, n = 128 - end.
var repeatHeader = this.stream.getBytes(2);
if (!repeatHeader || repeatHeader.length < 2 || repeatHeader[0] === 128) {
this.eof = true;
return;
}
var buffer;
var bufferLength = this.bufferLength;
var n = repeatHeader[0];
if (n < 128) {
// copy n bytes
buffer = this.ensureBuffer(bufferLength + n + 1);
buffer[bufferLength++] = repeatHeader[1];
if (n > 0) {
var source = this.stream.getBytes(n);
buffer.set(source, bufferLength);
bufferLength += n;
}
}
else {
n = 257 - n;
var b = repeatHeader[1];
buffer = this.ensureBuffer(bufferLength + n + 1);
for (var i = 0; i < n; i++) {
buffer[bufferLength++] = b;
}
}
this.bufferLength = bufferLength;
};
return RunLengthStream;
}(DecodeStream_1.default));
exports.default = RunLengthStream;
//# sourceMappingURL=RunLengthStream.js.map

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@@ -0,0 +1 @@
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35
node_modules/pdf-lib/cjs/core/streams/Stream.d.ts generated vendored Normal file
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export interface StreamType {
isEmpty: boolean;
getByte(): number;
getUint16(): number;
getInt32(): number;
getBytes(length: number, forceClamped?: boolean): Uint8Array | Uint8ClampedArray;
peekByte(): number;
peekBytes(length: number, forceClamped?: boolean): Uint8Array | Uint8ClampedArray;
skip(n: number): void;
reset(): void;
makeSubStream(start: number, length: number): StreamType;
decode(): Uint8Array;
}
declare class Stream implements StreamType {
private bytes;
private start;
private pos;
private end;
constructor(buffer: Uint8Array, start?: number, length?: number);
get length(): number;
get isEmpty(): boolean;
getByte(): number;
getUint16(): number;
getInt32(): number;
getBytes(length: number, forceClamped?: boolean): Uint8Array | Uint8ClampedArray;
peekByte(): number;
peekBytes(length: number, forceClamped?: boolean): Uint8Array | Uint8ClampedArray;
skip(n: number): void;
reset(): void;
moveStart(): void;
makeSubStream(start: number, length: number): Stream;
decode(): Uint8Array;
}
export default Stream;
//# sourceMappingURL=Stream.d.ts.map

1
node_modules/pdf-lib/cjs/core/streams/Stream.d.ts.map generated vendored Normal file
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@@ -0,0 +1 @@
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106
node_modules/pdf-lib/cjs/core/streams/Stream.js generated vendored Normal file
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@@ -0,0 +1,106 @@
"use strict";
/*
* Copyright 2012 Mozilla Foundation
*
* The Stream class contained in this file is a TypeScript port of the
* JavaScript Stream class in Mozilla's pdf.js project, made available
* under the Apache 2.0 open source license.
*/
Object.defineProperty(exports, "__esModule", { value: true });
var Stream = /** @class */ (function () {
function Stream(buffer, start, length) {
this.bytes = buffer;
this.start = start || 0;
this.pos = this.start;
this.end = !!start && !!length ? start + length : this.bytes.length;
}
Object.defineProperty(Stream.prototype, "length", {
get: function () {
return this.end - this.start;
},
enumerable: false,
configurable: true
});
Object.defineProperty(Stream.prototype, "isEmpty", {
get: function () {
return this.length === 0;
},
enumerable: false,
configurable: true
});
Stream.prototype.getByte = function () {
if (this.pos >= this.end) {
return -1;
}
return this.bytes[this.pos++];
};
Stream.prototype.getUint16 = function () {
var b0 = this.getByte();
var b1 = this.getByte();
if (b0 === -1 || b1 === -1) {
return -1;
}
return (b0 << 8) + b1;
};
Stream.prototype.getInt32 = function () {
var b0 = this.getByte();
var b1 = this.getByte();
var b2 = this.getByte();
var b3 = this.getByte();
return (b0 << 24) + (b1 << 16) + (b2 << 8) + b3;
};
// Returns subarray of original buffer, should only be read.
Stream.prototype.getBytes = function (length, forceClamped) {
if (forceClamped === void 0) { forceClamped = false; }
var bytes = this.bytes;
var pos = this.pos;
var strEnd = this.end;
if (!length) {
var subarray = bytes.subarray(pos, strEnd);
// `this.bytes` is always a `Uint8Array` here.
return forceClamped ? new Uint8ClampedArray(subarray) : subarray;
}
else {
var end = pos + length;
if (end > strEnd) {
end = strEnd;
}
this.pos = end;
var subarray = bytes.subarray(pos, end);
// `this.bytes` is always a `Uint8Array` here.
return forceClamped ? new Uint8ClampedArray(subarray) : subarray;
}
};
Stream.prototype.peekByte = function () {
var peekedByte = this.getByte();
this.pos--;
return peekedByte;
};
Stream.prototype.peekBytes = function (length, forceClamped) {
if (forceClamped === void 0) { forceClamped = false; }
var bytes = this.getBytes(length, forceClamped);
this.pos -= bytes.length;
return bytes;
};
Stream.prototype.skip = function (n) {
if (!n) {
n = 1;
}
this.pos += n;
};
Stream.prototype.reset = function () {
this.pos = this.start;
};
Stream.prototype.moveStart = function () {
this.start = this.pos;
};
Stream.prototype.makeSubStream = function (start, length) {
return new Stream(this.bytes, start, length);
};
Stream.prototype.decode = function () {
return this.bytes;
};
return Stream;
}());
exports.default = Stream;
//# sourceMappingURL=Stream.js.map

1
node_modules/pdf-lib/cjs/core/streams/Stream.js.map generated vendored Normal file
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@@ -0,0 +1 @@
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4
node_modules/pdf-lib/cjs/core/streams/decode.d.ts generated vendored Normal file
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@@ -0,0 +1,4 @@
import PDFRawStream from "../objects/PDFRawStream";
import { StreamType } from "./Stream";
export declare const decodePDFRawStream: ({ dict, contents }: PDFRawStream) => StreamType;
//# sourceMappingURL=decode.d.ts.map

1
node_modules/pdf-lib/cjs/core/streams/decode.d.ts.map generated vendored Normal file
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@@ -0,0 +1 @@
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59
node_modules/pdf-lib/cjs/core/streams/decode.js generated vendored Normal file
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@@ -0,0 +1,59 @@
"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.decodePDFRawStream = void 0;
var tslib_1 = require("tslib");
var errors_1 = require("../errors");
var PDFArray_1 = tslib_1.__importDefault(require("../objects/PDFArray"));
var PDFDict_1 = tslib_1.__importDefault(require("../objects/PDFDict"));
var PDFName_1 = tslib_1.__importDefault(require("../objects/PDFName"));
var PDFNumber_1 = tslib_1.__importDefault(require("../objects/PDFNumber"));
var Ascii85Stream_1 = tslib_1.__importDefault(require("./Ascii85Stream"));
var AsciiHexStream_1 = tslib_1.__importDefault(require("./AsciiHexStream"));
var FlateStream_1 = tslib_1.__importDefault(require("./FlateStream"));
var LZWStream_1 = tslib_1.__importDefault(require("./LZWStream"));
var RunLengthStream_1 = tslib_1.__importDefault(require("./RunLengthStream"));
var Stream_1 = tslib_1.__importDefault(require("./Stream"));
var decodeStream = function (stream, encoding, params) {
if (encoding === PDFName_1.default.of('FlateDecode')) {
return new FlateStream_1.default(stream);
}
if (encoding === PDFName_1.default.of('LZWDecode')) {
var earlyChange = 1;
if (params instanceof PDFDict_1.default) {
var EarlyChange = params.lookup(PDFName_1.default.of('EarlyChange'));
if (EarlyChange instanceof PDFNumber_1.default) {
earlyChange = EarlyChange.asNumber();
}
}
return new LZWStream_1.default(stream, undefined, earlyChange);
}
if (encoding === PDFName_1.default.of('ASCII85Decode')) {
return new Ascii85Stream_1.default(stream);
}
if (encoding === PDFName_1.default.of('ASCIIHexDecode')) {
return new AsciiHexStream_1.default(stream);
}
if (encoding === PDFName_1.default.of('RunLengthDecode')) {
return new RunLengthStream_1.default(stream);
}
throw new errors_1.UnsupportedEncodingError(encoding.asString());
};
exports.decodePDFRawStream = function (_a) {
var dict = _a.dict, contents = _a.contents;
var stream = new Stream_1.default(contents);
var Filter = dict.lookup(PDFName_1.default.of('Filter'));
var DecodeParms = dict.lookup(PDFName_1.default.of('DecodeParms'));
if (Filter instanceof PDFName_1.default) {
stream = decodeStream(stream, Filter, DecodeParms);
}
else if (Filter instanceof PDFArray_1.default) {
for (var idx = 0, len = Filter.size(); idx < len; idx++) {
stream = decodeStream(stream, Filter.lookup(idx, PDFName_1.default), DecodeParms && DecodeParms.lookupMaybe(idx, PDFDict_1.default));
}
}
else if (!!Filter) {
throw new errors_1.UnexpectedObjectTypeError([PDFName_1.default, PDFArray_1.default], Filter);
}
return stream;
};
//# sourceMappingURL=decode.js.map

1
node_modules/pdf-lib/cjs/core/streams/decode.js.map generated vendored Normal file
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@@ -0,0 +1 @@
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