add cli
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@ -0,0 +1,24 @@
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(function () {
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'use strict';
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var hexdump = require('../').hexdump;
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var fsname = process.argv[2];
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var fs = require('fs');
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if (!fsname || '--help' === fs || '-h' === fs) {
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console.error('Usage: hexdump.js <filepath>');
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return;
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}
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try {
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fs.statSync(fsname);
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} catch(e) {
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console.error(e.message);
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return;
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}
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var nb = fs.readFileSync(fsname);
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var str = hexdump(nb.buffer, nb.byteOffset, nb.byteLength);
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console.log(str);
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}());
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@ -1,8 +1,8 @@
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(function (exports) {
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'use strict';
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exports.hexdump = function hexdump(ab) {
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var ui8 = new Uint8Array(ab);
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exports.hexdump = function hexdump(ab, offset, len) {
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var ui8 = new Uint8Array(ab.buffer || ab, offset || ab.byteOffset, len || ab.byteLength);
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var bytecount = 0;
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var head = ' 0 1 2 3 4 5 6 7 8 9 A B C D E F';
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var trail;
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@ -22,7 +22,8 @@ exports.hexdump = function hexdump(ab) {
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return lead + ' ' + str;
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}).join('\n');
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trail = ab.byteLength.toString(16);
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trail = (len || ab.byteLength).toString(16);
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while (trail.length < 7) {
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trail = '0' + trail;
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}
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@ -0,0 +1,21 @@
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{
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"name": "hexdump",
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"version": "1.0.0",
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"description": "Like hexdump on *nix, but in JavaScript.",
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"main": "hexdump.js",
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"scripts": {
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"test": "echo \"Error: no test specified\" && exit 1"
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},
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"repository": {
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"type": "git",
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"url": "git@git.daplie.com:Daplie/hexdump.js.git"
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},
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"keywords": [
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"hexdump",
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"binary",
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"bin",
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"js"
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],
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"author": "AJ ONeal <coolaj86@gmail.com> (https://coolaj86.com)",
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"license": "MIT"
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}
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