Sha256: 7fd962de317b94596d25d103f8e371e2f1575385543cf76c68237ed8d88d0721
Contents?: true
Size: 1.52 KB
Versions: 27
Compression:
Stored size: 1.52 KB
Contents
"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.encodeF32 = encodeF32;
exports.encodeF64 = encodeF64;
exports.decodeF32 = decodeF32;
exports.decodeF64 = decodeF64;
exports.DOUBLE_PRECISION_MANTISSA = exports.SINGLE_PRECISION_MANTISSA = exports.NUMBER_OF_BYTE_F64 = exports.NUMBER_OF_BYTE_F32 = void 0;
var _ieee = require("@xtuc/ieee754");
/**
* According to https://webassembly.github.io/spec/binary/values.html#binary-float
* n = 32/8
*/
var NUMBER_OF_BYTE_F32 = 4;
/**
* According to https://webassembly.github.io/spec/binary/values.html#binary-float
* n = 64/8
*/
exports.NUMBER_OF_BYTE_F32 = NUMBER_OF_BYTE_F32;
var NUMBER_OF_BYTE_F64 = 8;
exports.NUMBER_OF_BYTE_F64 = NUMBER_OF_BYTE_F64;
var SINGLE_PRECISION_MANTISSA = 23;
exports.SINGLE_PRECISION_MANTISSA = SINGLE_PRECISION_MANTISSA;
var DOUBLE_PRECISION_MANTISSA = 52;
exports.DOUBLE_PRECISION_MANTISSA = DOUBLE_PRECISION_MANTISSA;
function encodeF32(v) {
var buffer = [];
(0, _ieee.write)(buffer, v, 0, true, SINGLE_PRECISION_MANTISSA, NUMBER_OF_BYTE_F32);
return buffer;
}
function encodeF64(v) {
var buffer = [];
(0, _ieee.write)(buffer, v, 0, true, DOUBLE_PRECISION_MANTISSA, NUMBER_OF_BYTE_F64);
return buffer;
}
function decodeF32(bytes) {
var buffer = Buffer.from(bytes);
return (0, _ieee.read)(buffer, 0, true, SINGLE_PRECISION_MANTISSA, NUMBER_OF_BYTE_F32);
}
function decodeF64(bytes) {
var buffer = Buffer.from(bytes);
return (0, _ieee.read)(buffer, 0, true, DOUBLE_PRECISION_MANTISSA, NUMBER_OF_BYTE_F64);
}
Version data entries
27 entries across 26 versions & 9 rubygems