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bitmessage-js
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Improve usability of UserAgent.encode

This commit is contained in:
Kagami Hiiragi 2015-01-15 17:28:52 +03:00
parent ecdcd30a76
commit df5e024004
2 changed files with 27 additions and 4 deletions
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19
lib/user-agent.js
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@ -10,6 +10,9 @@ var var_str = require("./structs").var_str;
var BM_NAME = require("../package.json").name;
var BM_VERSION = require("../package.json").version;
/** User agent of the bitmessage library itself. */
var SELF = exports.SELF = [{name: BM_NAME, version: BM_VERSION}];
/**
* Decode user agent stack.
* NOTE: Decoding is rather loose and non-strict, it won't fail on bad
@ -49,11 +52,18 @@ exports.decode = function(buf) {
/**
* Encode user agent. Most underlying software comes first.
* @param {Object[]} software - List of software to encode
* @param {(Object[]|string[]|Object|string)} software - List of
* software to encode
* @return {Buffer} Encoded user agent.
*/
var encode = exports.encode = function(software) {
if (!Array.isArray(software)) {
software = [software];
}
var ua = software.map(function(soft) {
if (typeof soft === "string") {
return soft;
}
var version = soft.version || "0.0.0";
var str = soft.name + ":" + version;
if (soft.comments) {
@ -69,16 +79,17 @@ var encode = exports.encode = function(software) {
* @return {Buffer} Encoded user agent.
*/
exports.encodeSelf = function() {
return encode([{name: BM_NAME, version: BM_VERSION}]);
return encode(SELF);
};
/**
* Encode user agent with bitmessage's user agent underneath. Most
* underlying software comes first.
* @param {Object[]} software - List of software to encode
* @param {(Object[]|string[]|Object|string)} software - List of
* software to encode
* @return {Buffer} Encoded user agent.
*/
exports.encodeSelfWith = function(software) {
software = [{name: BM_NAME, version: BM_VERSION}].concat(software);
software = SELF.concat(software);
return encode(software);
};

12
test.js
View File

@ -433,5 +433,17 @@ describe("High-level classes", function() {
expect(software[2].name).to.equal(bweb.name);
expect(software[2].version).to.equal("0.0.0");
});
it("should accept just object or string(s) on encode", function() {
var enc1 = UserAgent.encode({name: "test", version: "0.0.1"});
var enc2 = UserAgent.encode("test:0.0.1");
var res = [{name: "test", version: "0.0.1"}];
expect(UserAgent.decode(enc1).software).to.deep.equal(res);
expect(UserAgent.decode(enc2).software).to.deep.equal(res);
var enc3 = UserAgent.encodeSelfWith("test:0.0.1");
var software = UserAgent.decode(enc3).software;
expect(software[0].name).to.equal("bitmessage");
expect(software[1]).to.deep.equal(res[0]);
});
});
});