lib/webworker.js - Code Metrics - blocktrail/blocktrail-sdk-nodejs - Measure and Improve Code Quality continuously with Scrutinizer

lib/webworker.js A
last analyzed 2018-06-20 17:31 UTC

↳ Parent: Project

Complexity

Total Complexity	21
Complexity/F	4.2

Size

Lines of Code	84
Function Count	5

Duplication

Duplicated Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
cc	0
wmc	21
c	0
b	0
f	0
nc	20
mnd	3
bc	14
fnc	5
dl	0
loc	84
rs	10
bpm	2.8
cpm	4.2
noi	3

1 Function

Rating	Name	Duplication	Size	Complexity
B	module.exports	0	81	1

/* globals importScripts */

var bip39 = require("bip39");
var Encryption = require('./encryption');

module.exports = function(self) {
    self.addEventListener('message', function(e) {
        var data = e.data || {};

        switch (data.method) {
            case 'importScripts':
                importScripts(data.script);

            break;

            case 'mnemonicToSeedHex':
                (function() {
                    try {
                        var mnemonic = data.mnemonic;
                        var passphrase = data.passphrase;

                        if (!bip39.validateMnemonic(mnemonic)) {
                            e = new Error('Invalid passphrase');

                            e.id = data.id;
                            throw e;
                        }
                        var seed = bip39.mnemonicToSeedHex(mnemonic, passphrase);

                        self.postMessage({id: data.id, seed: seed, mnemonic: mnemonic});
                    } catch (e) {
                        e.id = data.id;
                        throw e;
                    }
                })();
            break;

            case 'Encryption.encryptWithSaltAndIV':
                (function() {
                    try {
                        if (!data.pt || !data.pw || !data.saltBuf || !data.iv || !data.iterations) {
                            throw new Error("Invalid input");
                        }

                        var pt = Buffer.from(data.pt.buffer);

                        var pw = Buffer.from(data.pw.buffer);
                        var saltBuf = Buffer.from(data.saltBuf.buffer);
                        var iv = Buffer.from(data.iv.buffer);
                        var iterations = data.iterations;

                        var cipherText = Encryption.encryptWithSaltAndIV(pt,  pw, saltBuf, iv, iterations);

                        self.postMessage({id: data.id, cipherText: cipherText});
                    } catch (e) {
                        e.id = data.id;
                        throw e;
                    }
                })();
            break;

            case 'Encryption.decrypt':
                (function() {
                    try {
                        if (!data.ct || !data.pw) {
                            throw new Error("Invalid input");
                        }

                        var ct = Buffer.from(data.ct.buffer);

                        var pw = Buffer.from(data.pw.buffer);

                        var plainText = Encryption.decrypt(ct,  pw);

                        self.postMessage({id: data.id, plainText: plainText});
                    } catch (e) {
                        e.id = data.id;
                        throw e;
                    }
                })();
            break;

            default:
                e = new Error('Invalid method [' + e.method + ']');
                e.id = data.id;
                throw e;
        }
    }, false);
};


1			/* globals importScripts */
2
3			var bip39 = require("bip39");
4			var Encryption = require('./encryption');
5
6			module.exports = function(self) {
7			self.addEventListener('message', function(e) {
8			var data = e.data \|\| {};
9
10			switch (data.method) {
11			case 'importScripts':
12			importScripts(data.script);
13
14			break;
15
16			case 'mnemonicToSeedHex':
17			(function() {
18			try {
19			var mnemonic = data.mnemonic;
20			var passphrase = data.passphrase;
21
22			if (!bip39.validateMnemonic(mnemonic)) {
23			e = new Error('Invalid passphrase');
			0 ignored issues – show Comprehensibility introduced 2017-09-28 19:02 UTC by Report Bug Copy Issue Report You are assigning a value to the catch variable `e`, thereby shadowing the original value. Loading history...
24			e.id = data.id;
25			throw e;
26			}
27			var seed = bip39.mnemonicToSeedHex(mnemonic, passphrase);
28
29			self.postMessage({id: data.id, seed: seed, mnemonic: mnemonic});
30			} catch (e) {
31			e.id = data.id;
32			throw e;
33			}
34			})();
35			break;
36
37			case 'Encryption.encryptWithSaltAndIV':
38			(function() {
39			try {
40			if (!data.pt \|\| !data.pw \|\| !data.saltBuf \|\| !data.iv \|\| !data.iterations) {
41			throw new Error("Invalid input");
42			}
43
44			var pt = Buffer.from(data.pt.buffer);
			0 ignored issues – show Bug introduced 2017-09-28 19:02 UTC by Report Bug Copy Issue Report The variable `Buffer` seems to be never declared. If this is a global, consider adding a `/** global: Buffer */` comment. This checks looks for references to variables that have not been declared. This is most likey a typographical error or a variable has been renamed. To learn more about declaring variables in Javascript, see the MDN. Loading history...
45			var pw = Buffer.from(data.pw.buffer);
46			var saltBuf = Buffer.from(data.saltBuf.buffer);
47			var iv = Buffer.from(data.iv.buffer);
48			var iterations = data.iterations;
49
50			var cipherText = Encryption.encryptWithSaltAndIV(pt, pw, saltBuf, iv, iterations);
51
52			self.postMessage({id: data.id, cipherText: cipherText});
53			} catch (e) {
54			e.id = data.id;
55			throw e;
56			}
57			})();
58			break;
59
60			case 'Encryption.decrypt':
61			(function() {
62			try {
63			if (!data.ct \|\| !data.pw) {
64			throw new Error("Invalid input");
65			}
66
67			var ct = Buffer.from(data.ct.buffer);
			0 ignored issues – show Bug introduced 2017-09-28 19:02 UTC by Report Bug Copy Issue Report The variable `Buffer` seems to be never declared. If this is a global, consider adding a `/** global: Buffer */` comment. This checks looks for references to variables that have not been declared. This is most likey a typographical error or a variable has been renamed. To learn more about declaring variables in Javascript, see the MDN. Loading history...
68			var pw = Buffer.from(data.pw.buffer);
69
70			var plainText = Encryption.decrypt(ct, pw);
71
72			self.postMessage({id: data.id, plainText: plainText});
73			} catch (e) {
74			e.id = data.id;
75			throw e;
76			}
77			})();
78			break;
79
80			default:
81			e = new Error('Invalid method [' + e.method + ']');
82			e.id = data.id;
83			throw e;
84			}
85			}, false);
86			};
87

blocktrail / blocktrail-sdk-nodejs

lib/webworker.js A last analyzed 2018-06-20 17:31 UTC

Complexity

Size

Duplication

Importance

1 Function

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lib/webworker.js A
last analyzed 2018-06-20 17:31 UTC