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authorGravatar Piotr Russ <mail@pruss.it> 2020-11-18 23:26:45 +0100
committerGravatar Piotr Russ <mail@pruss.it> 2020-11-18 23:26:45 +0100
commit81ddf9b700bc48a1f8e472209f080f9c1d9a9b09 (patch)
tree8b959d50c5a614cbf9fcb346ed556140374d4b6d /node_modules/@webassemblyjs/leb128/lib
parent1870f3fdf43707a15fda0f609a021f516f45eb63 (diff)
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rm node_modules
Diffstat (limited to 'node_modules/@webassemblyjs/leb128/lib')
-rw-r--r--node_modules/@webassemblyjs/leb128/lib/bits.js156
-rw-r--r--node_modules/@webassemblyjs/leb128/lib/bufs.js236
-rw-r--r--node_modules/@webassemblyjs/leb128/lib/index.js59
-rw-r--r--node_modules/@webassemblyjs/leb128/lib/leb.js332
4 files changed, 0 insertions, 783 deletions
diff --git a/node_modules/@webassemblyjs/leb128/lib/bits.js b/node_modules/@webassemblyjs/leb128/lib/bits.js
deleted file mode 100644
index 5acf246..0000000
--- a/node_modules/@webassemblyjs/leb128/lib/bits.js
+++ /dev/null
@@ -1,156 +0,0 @@
-// Copyright 2012 The Obvious Corporation.
-
-/*
- * bits: Bitwise buffer utilities. The utilities here treat a buffer
- * as a little-endian bigint, so the lowest-order bit is bit #0 of
- * `buffer[0]`, and the highest-order bit is bit #7 of
- * `buffer[buffer.length - 1]`.
- */
-
-/*
- * Modules used
- */
-"use strict";
-/*
- * Exported bindings
- */
-
-/**
- * Extracts the given number of bits from the buffer at the indicated
- * index, returning a simple number as the result. If bits are requested
- * that aren't covered by the buffer, the `defaultBit` is used as their
- * value.
- *
- * The `bitLength` must be no more than 32. The `defaultBit` if not
- * specified is taken to be `0`.
- */
-
-Object.defineProperty(exports, "__esModule", {
- value: true
-});
-exports.extract = extract;
-exports.inject = inject;
-exports.getSign = getSign;
-exports.highOrder = highOrder;
-
-function extract(buffer, bitIndex, bitLength, defaultBit) {
- if (bitLength < 0 || bitLength > 32) {
- throw new Error("Bad value for bitLength.");
- }
-
- if (defaultBit === undefined) {
- defaultBit = 0;
- } else if (defaultBit !== 0 && defaultBit !== 1) {
- throw new Error("Bad value for defaultBit.");
- }
-
- var defaultByte = defaultBit * 0xff;
- var result = 0; // All starts are inclusive. The {endByte, endBit} pair is exclusive, but
- // if endBit !== 0, then endByte is inclusive.
-
- var lastBit = bitIndex + bitLength;
- var startByte = Math.floor(bitIndex / 8);
- var startBit = bitIndex % 8;
- var endByte = Math.floor(lastBit / 8);
- var endBit = lastBit % 8;
-
- if (endBit !== 0) {
- // `(1 << endBit) - 1` is the mask of all bits up to but not including
- // the endBit.
- result = get(endByte) & (1 << endBit) - 1;
- }
-
- while (endByte > startByte) {
- endByte--;
- result = result << 8 | get(endByte);
- }
-
- result >>>= startBit;
- return result;
-
- function get(index) {
- var result = buffer[index];
- return result === undefined ? defaultByte : result;
- }
-}
-/**
- * Injects the given bits into the given buffer at the given index. Any
- * bits in the value beyond the length to set are ignored.
- */
-
-
-function inject(buffer, bitIndex, bitLength, value) {
- if (bitLength < 0 || bitLength > 32) {
- throw new Error("Bad value for bitLength.");
- }
-
- var lastByte = Math.floor((bitIndex + bitLength - 1) / 8);
-
- if (bitIndex < 0 || lastByte >= buffer.length) {
- throw new Error("Index out of range.");
- } // Just keeping it simple, until / unless profiling shows that this
- // is a problem.
-
-
- var atByte = Math.floor(bitIndex / 8);
- var atBit = bitIndex % 8;
-
- while (bitLength > 0) {
- if (value & 1) {
- buffer[atByte] |= 1 << atBit;
- } else {
- buffer[atByte] &= ~(1 << atBit);
- }
-
- value >>= 1;
- bitLength--;
- atBit = (atBit + 1) % 8;
-
- if (atBit === 0) {
- atByte++;
- }
- }
-}
-/**
- * Gets the sign bit of the given buffer.
- */
-
-
-function getSign(buffer) {
- return buffer[buffer.length - 1] >>> 7;
-}
-/**
- * Gets the zero-based bit number of the highest-order bit with the
- * given value in the given buffer.
- *
- * If the buffer consists entirely of the other bit value, then this returns
- * `-1`.
- */
-
-
-function highOrder(bit, buffer) {
- var length = buffer.length;
- var fullyWrongByte = (bit ^ 1) * 0xff; // the other-bit extended to a full byte
-
- while (length > 0 && buffer[length - 1] === fullyWrongByte) {
- length--;
- }
-
- if (length === 0) {
- // Degenerate case. The buffer consists entirely of ~bit.
- return -1;
- }
-
- var byteToCheck = buffer[length - 1];
- var result = length * 8 - 1;
-
- for (var i = 7; i > 0; i--) {
- if ((byteToCheck >> i & 1) === bit) {
- break;
- }
-
- result--;
- }
-
- return result;
-} \ No newline at end of file
diff --git a/node_modules/@webassemblyjs/leb128/lib/bufs.js b/node_modules/@webassemblyjs/leb128/lib/bufs.js
deleted file mode 100644
index f9a176e..0000000
--- a/node_modules/@webassemblyjs/leb128/lib/bufs.js
+++ /dev/null
@@ -1,236 +0,0 @@
-"use strict";
-
-Object.defineProperty(exports, "__esModule", {
- value: true
-});
-exports.alloc = alloc;
-exports.free = free;
-exports.resize = resize;
-exports.readInt = readInt;
-exports.readUInt = readUInt;
-exports.writeInt64 = writeInt64;
-exports.writeUInt64 = writeUInt64;
-// Copyright 2012 The Obvious Corporation.
-
-/*
- * bufs: Buffer utilities.
- */
-
-/*
- * Module variables
- */
-
-/** Pool of buffers, where `bufPool[x].length === x`. */
-var bufPool = [];
-/** Maximum length of kept temporary buffers. */
-
-var TEMP_BUF_MAXIMUM_LENGTH = 20;
-/** Minimum exactly-representable 64-bit int. */
-
-var MIN_EXACT_INT64 = -0x8000000000000000;
-/** Maximum exactly-representable 64-bit int. */
-
-var MAX_EXACT_INT64 = 0x7ffffffffffffc00;
-/** Maximum exactly-representable 64-bit uint. */
-
-var MAX_EXACT_UINT64 = 0xfffffffffffff800;
-/**
- * The int value consisting just of a 1 in bit #32 (that is, one more
- * than the maximum 32-bit unsigned value).
- */
-
-var BIT_32 = 0x100000000;
-/**
- * The int value consisting just of a 1 in bit #64 (that is, one more
- * than the maximum 64-bit unsigned value).
- */
-
-var BIT_64 = 0x10000000000000000;
-/*
- * Helper functions
- */
-
-/**
- * Masks off all but the lowest bit set of the given number.
- */
-
-function lowestBit(num) {
- return num & -num;
-}
-/**
- * Gets whether trying to add the second number to the first is lossy
- * (inexact). The first number is meant to be an accumulated result.
- */
-
-
-function isLossyToAdd(accum, num) {
- if (num === 0) {
- return false;
- }
-
- var lowBit = lowestBit(num);
- var added = accum + lowBit;
-
- if (added === accum) {
- return true;
- }
-
- if (added - lowBit !== accum) {
- return true;
- }
-
- return false;
-}
-/*
- * Exported functions
- */
-
-/**
- * Allocates a buffer of the given length, which is initialized
- * with all zeroes. This returns a buffer from the pool if it is
- * available, or a freshly-allocated buffer if not.
- */
-
-
-function alloc(length) {
- var result = bufPool[length];
-
- if (result) {
- bufPool[length] = undefined;
- } else {
- result = new Buffer(length);
- }
-
- result.fill(0);
- return result;
-}
-/**
- * Releases a buffer back to the pool.
- */
-
-
-function free(buffer) {
- var length = buffer.length;
-
- if (length < TEMP_BUF_MAXIMUM_LENGTH) {
- bufPool[length] = buffer;
- }
-}
-/**
- * Resizes a buffer, returning a new buffer. Returns the argument if
- * the length wouldn't actually change. This function is only safe to
- * use if the given buffer was allocated within this module (since
- * otherwise the buffer might possibly be shared externally).
- */
-
-
-function resize(buffer, length) {
- if (length === buffer.length) {
- return buffer;
- }
-
- var newBuf = alloc(length);
- buffer.copy(newBuf);
- free(buffer);
- return newBuf;
-}
-/**
- * Reads an arbitrary signed int from a buffer.
- */
-
-
-function readInt(buffer) {
- var length = buffer.length;
- var positive = buffer[length - 1] < 0x80;
- var result = positive ? 0 : -1;
- var lossy = false; // Note: We can't use bit manipulation here, since that stops
- // working if the result won't fit in a 32-bit int.
-
- if (length < 7) {
- // Common case which can't possibly be lossy (because the result has
- // no more than 48 bits, and loss only happens with 54 or more).
- for (var i = length - 1; i >= 0; i--) {
- result = result * 0x100 + buffer[i];
- }
- } else {
- for (var _i = length - 1; _i >= 0; _i--) {
- var one = buffer[_i];
- result *= 0x100;
-
- if (isLossyToAdd(result, one)) {
- lossy = true;
- }
-
- result += one;
- }
- }
-
- return {
- value: result,
- lossy: lossy
- };
-}
-/**
- * Reads an arbitrary unsigned int from a buffer.
- */
-
-
-function readUInt(buffer) {
- var length = buffer.length;
- var result = 0;
- var lossy = false; // Note: See above in re bit manipulation.
-
- if (length < 7) {
- // Common case which can't possibly be lossy (see above).
- for (var i = length - 1; i >= 0; i--) {
- result = result * 0x100 + buffer[i];
- }
- } else {
- for (var _i2 = length - 1; _i2 >= 0; _i2--) {
- var one = buffer[_i2];
- result *= 0x100;
-
- if (isLossyToAdd(result, one)) {
- lossy = true;
- }
-
- result += one;
- }
- }
-
- return {
- value: result,
- lossy: lossy
- };
-}
-/**
- * Writes a little-endian 64-bit signed int into a buffer.
- */
-
-
-function writeInt64(value, buffer) {
- if (value < MIN_EXACT_INT64 || value > MAX_EXACT_INT64) {
- throw new Error("Value out of range.");
- }
-
- if (value < 0) {
- value += BIT_64;
- }
-
- writeUInt64(value, buffer);
-}
-/**
- * Writes a little-endian 64-bit unsigned int into a buffer.
- */
-
-
-function writeUInt64(value, buffer) {
- if (value < 0 || value > MAX_EXACT_UINT64) {
- throw new Error("Value out of range.");
- }
-
- var lowWord = value % BIT_32;
- var highWord = Math.floor(value / BIT_32);
- buffer.writeUInt32LE(lowWord, 0);
- buffer.writeUInt32LE(highWord, 4);
-} \ No newline at end of file
diff --git a/node_modules/@webassemblyjs/leb128/lib/index.js b/node_modules/@webassemblyjs/leb128/lib/index.js
deleted file mode 100644
index 6687537..0000000
--- a/node_modules/@webassemblyjs/leb128/lib/index.js
+++ /dev/null
@@ -1,59 +0,0 @@
-"use strict";
-
-Object.defineProperty(exports, "__esModule", {
- value: true
-});
-exports.decodeInt64 = decodeInt64;
-exports.decodeUInt64 = decodeUInt64;
-exports.decodeInt32 = decodeInt32;
-exports.decodeUInt32 = decodeUInt32;
-exports.encodeU32 = encodeU32;
-exports.encodeI32 = encodeI32;
-exports.encodeI64 = encodeI64;
-exports.MAX_NUMBER_OF_BYTE_U64 = exports.MAX_NUMBER_OF_BYTE_U32 = void 0;
-
-var _leb = _interopRequireDefault(require("./leb"));
-
-function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
-
-/**
- * According to https://webassembly.github.io/spec/core/binary/values.html#binary-int
- * max = ceil(32/7)
- */
-var MAX_NUMBER_OF_BYTE_U32 = 5;
-/**
- * According to https://webassembly.github.io/spec/core/binary/values.html#binary-int
- * max = ceil(64/7)
- */
-
-exports.MAX_NUMBER_OF_BYTE_U32 = MAX_NUMBER_OF_BYTE_U32;
-var MAX_NUMBER_OF_BYTE_U64 = 10;
-exports.MAX_NUMBER_OF_BYTE_U64 = MAX_NUMBER_OF_BYTE_U64;
-
-function decodeInt64(encodedBuffer, index) {
- return _leb.default.decodeInt64(encodedBuffer, index);
-}
-
-function decodeUInt64(encodedBuffer, index) {
- return _leb.default.decodeUInt64(encodedBuffer, index);
-}
-
-function decodeInt32(encodedBuffer, index) {
- return _leb.default.decodeInt32(encodedBuffer, index);
-}
-
-function decodeUInt32(encodedBuffer, index) {
- return _leb.default.decodeUInt32(encodedBuffer, index);
-}
-
-function encodeU32(v) {
- return _leb.default.encodeUInt32(v);
-}
-
-function encodeI32(v) {
- return _leb.default.encodeInt32(v);
-}
-
-function encodeI64(v) {
- return _leb.default.encodeInt64(v);
-} \ No newline at end of file
diff --git a/node_modules/@webassemblyjs/leb128/lib/leb.js b/node_modules/@webassemblyjs/leb128/lib/leb.js
deleted file mode 100644
index 3c1d4aa..0000000
--- a/node_modules/@webassemblyjs/leb128/lib/leb.js
+++ /dev/null
@@ -1,332 +0,0 @@
-// Copyright 2012 The Obvious Corporation.
-
-/*
- * leb: LEB128 utilities.
- */
-
-/*
- * Modules used
- */
-"use strict";
-
-Object.defineProperty(exports, "__esModule", {
- value: true
-});
-exports.default = void 0;
-
-var _long = _interopRequireDefault(require("@xtuc/long"));
-
-var bits = _interopRequireWildcard(require("./bits"));
-
-var bufs = _interopRequireWildcard(require("./bufs"));
-
-function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } else { var newObj = {}; if (obj != null) { for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) { var desc = Object.defineProperty && Object.getOwnPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : {}; if (desc.get || desc.set) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } } newObj.default = obj; return newObj; } }
-
-function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
-
-/*
- * Module variables
- */
-
-/** The minimum possible 32-bit signed int. */
-var MIN_INT32 = -0x80000000;
-/** The maximum possible 32-bit signed int. */
-
-var MAX_INT32 = 0x7fffffff;
-/** The maximum possible 32-bit unsigned int. */
-
-var MAX_UINT32 = 0xffffffff;
-/** The minimum possible 64-bit signed int. */
-// const MIN_INT64 = -0x8000000000000000;
-
-/**
- * The maximum possible 64-bit signed int that is representable as a
- * JavaScript number.
- */
-// const MAX_INT64 = 0x7ffffffffffffc00;
-
-/**
- * The maximum possible 64-bit unsigned int that is representable as a
- * JavaScript number.
- */
-// const MAX_UINT64 = 0xfffffffffffff800;
-
-/*
- * Helper functions
- */
-
-/**
- * Determines the number of bits required to encode the number
- * represented in the given buffer as a signed value. The buffer is
- * taken to represent a signed number in little-endian form.
- *
- * The number of bits to encode is the (zero-based) bit number of the
- * highest-order non-sign-matching bit, plus two. For example:
- *
- * 11111011 01110101
- * high low
- *
- * The sign bit here is 1 (that is, it's a negative number). The highest
- * bit number that doesn't match the sign is bit #10 (where the lowest-order
- * bit is bit #0). So, we have to encode at least 12 bits total.
- *
- * As a special degenerate case, the numbers 0 and -1 each require just one bit.
- */
-
-function signedBitCount(buffer) {
- return bits.highOrder(bits.getSign(buffer) ^ 1, buffer) + 2;
-}
-/**
- * Determines the number of bits required to encode the number
- * represented in the given buffer as an unsigned value. The buffer is
- * taken to represent an unsigned number in little-endian form.
- *
- * The number of bits to encode is the (zero-based) bit number of the
- * highest-order 1 bit, plus one. For example:
- *
- * 00011000 01010011
- * high low
- *
- * The highest-order 1 bit here is bit #12 (where the lowest-order bit
- * is bit #0). So, we have to encode at least 13 bits total.
- *
- * As a special degenerate case, the number 0 requires 1 bit.
- */
-
-
-function unsignedBitCount(buffer) {
- var result = bits.highOrder(1, buffer) + 1;
- return result ? result : 1;
-}
-/**
- * Common encoder for both signed and unsigned ints. This takes a
- * bigint-ish buffer, returning an LEB128-encoded buffer.
- */
-
-
-function encodeBufferCommon(buffer, signed) {
- var signBit;
- var bitCount;
-
- if (signed) {
- signBit = bits.getSign(buffer);
- bitCount = signedBitCount(buffer);
- } else {
- signBit = 0;
- bitCount = unsignedBitCount(buffer);
- }
-
- var byteCount = Math.ceil(bitCount / 7);
- var result = bufs.alloc(byteCount);
-
- for (var i = 0; i < byteCount; i++) {
- var payload = bits.extract(buffer, i * 7, 7, signBit);
- result[i] = payload | 0x80;
- } // Mask off the top bit of the last byte, to indicate the end of the
- // encoding.
-
-
- result[byteCount - 1] &= 0x7f;
- return result;
-}
-/**
- * Gets the byte-length of the value encoded in the given buffer at
- * the given index.
- */
-
-
-function encodedLength(encodedBuffer, index) {
- var result = 0;
-
- while (encodedBuffer[index + result] >= 0x80) {
- result++;
- }
-
- result++; // to account for the last byte
-
- if (index + result > encodedBuffer.length) {// FIXME(sven): seems to cause false positives
- // throw new Error("integer representation too long");
- }
-
- return result;
-}
-/**
- * Common decoder for both signed and unsigned ints. This takes an
- * LEB128-encoded buffer, returning a bigint-ish buffer.
- */
-
-
-function decodeBufferCommon(encodedBuffer, index, signed) {
- index = index === undefined ? 0 : index;
- var length = encodedLength(encodedBuffer, index);
- var bitLength = length * 7;
- var byteLength = Math.ceil(bitLength / 8);
- var result = bufs.alloc(byteLength);
- var outIndex = 0;
-
- while (length > 0) {
- bits.inject(result, outIndex, 7, encodedBuffer[index]);
- outIndex += 7;
- index++;
- length--;
- }
-
- var signBit;
- var signByte;
-
- if (signed) {
- // Sign-extend the last byte.
- var lastByte = result[byteLength - 1];
- var endBit = outIndex % 8;
-
- if (endBit !== 0) {
- var shift = 32 - endBit; // 32 because JS bit ops work on 32-bit ints.
-
- lastByte = result[byteLength - 1] = lastByte << shift >> shift & 0xff;
- }
-
- signBit = lastByte >> 7;
- signByte = signBit * 0xff;
- } else {
- signBit = 0;
- signByte = 0;
- } // Slice off any superfluous bytes, that is, ones that add no meaningful
- // bits (because the value would be the same if they were removed).
-
-
- while (byteLength > 1 && result[byteLength - 1] === signByte && (!signed || result[byteLength - 2] >> 7 === signBit)) {
- byteLength--;
- }
-
- result = bufs.resize(result, byteLength);
- return {
- value: result,
- nextIndex: index
- };
-}
-/*
- * Exported bindings
- */
-
-
-function encodeIntBuffer(buffer) {
- return encodeBufferCommon(buffer, true);
-}
-
-function decodeIntBuffer(encodedBuffer, index) {
- return decodeBufferCommon(encodedBuffer, index, true);
-}
-
-function encodeInt32(num) {
- var buf = bufs.alloc(4);
- buf.writeInt32LE(num, 0);
- var result = encodeIntBuffer(buf);
- bufs.free(buf);
- return result;
-}
-
-function decodeInt32(encodedBuffer, index) {
- var result = decodeIntBuffer(encodedBuffer, index);
- var parsed = bufs.readInt(result.value);
- var value = parsed.value;
- bufs.free(result.value);
-
- if (value < MIN_INT32 || value > MAX_INT32) {
- throw new Error("integer too large");
- }
-
- return {
- value: value,
- nextIndex: result.nextIndex
- };
-}
-
-function encodeInt64(num) {
- var buf = bufs.alloc(8);
- bufs.writeInt64(num, buf);
- var result = encodeIntBuffer(buf);
- bufs.free(buf);
- return result;
-}
-
-function decodeInt64(encodedBuffer, index) {
- var result = decodeIntBuffer(encodedBuffer, index);
-
- var value = _long.default.fromBytesLE(result.value, false);
-
- bufs.free(result.value);
- return {
- value: value,
- nextIndex: result.nextIndex,
- lossy: false
- };
-}
-
-function encodeUIntBuffer(buffer) {
- return encodeBufferCommon(buffer, false);
-}
-
-function decodeUIntBuffer(encodedBuffer, index) {
- return decodeBufferCommon(encodedBuffer, index, false);
-}
-
-function encodeUInt32(num) {
- var buf = bufs.alloc(4);
- buf.writeUInt32LE(num, 0);
- var result = encodeUIntBuffer(buf);
- bufs.free(buf);
- return result;
-}
-
-function decodeUInt32(encodedBuffer, index) {
- var result = decodeUIntBuffer(encodedBuffer, index);
- var parsed = bufs.readUInt(result.value);
- var value = parsed.value;
- bufs.free(result.value);
-
- if (value > MAX_UINT32) {
- throw new Error("integer too large");
- }
-
- return {
- value: value,
- nextIndex: result.nextIndex
- };
-}
-
-function encodeUInt64(num) {
- var buf = bufs.alloc(8);
- bufs.writeUInt64(num, buf);
- var result = encodeUIntBuffer(buf);
- bufs.free(buf);
- return result;
-}
-
-function decodeUInt64(encodedBuffer, index) {
- var result = decodeUIntBuffer(encodedBuffer, index);
-
- var value = _long.default.fromBytesLE(result.value, true);
-
- bufs.free(result.value);
- return {
- value: value,
- nextIndex: result.nextIndex,
- lossy: false
- };
-}
-
-var _default = {
- decodeInt32: decodeInt32,
- decodeInt64: decodeInt64,
- decodeIntBuffer: decodeIntBuffer,
- decodeUInt32: decodeUInt32,
- decodeUInt64: decodeUInt64,
- decodeUIntBuffer: decodeUIntBuffer,
- encodeInt32: encodeInt32,
- encodeInt64: encodeInt64,
- encodeIntBuffer: encodeIntBuffer,
- encodeUInt32: encodeUInt32,
- encodeUInt64: encodeUInt64,
- encodeUIntBuffer: encodeUIntBuffer
-};
-exports.default = _default; \ No newline at end of file