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chore(build): Removes event-stream as build dependency
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@lupomontero
lupomontero committed May 26, 2019
1 parent dc231b4 commit ded30f0
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Showing 3 changed files with 48 additions and 76 deletions.
73 changes: 47 additions & 26 deletions data/build.js
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Original file line number Diff line number Diff line change
Expand Up @@ -5,8 +5,8 @@
//
const Fs = require('fs');
const Path = require('path');
const { Transform } = require('stream');
const Request = require('request');
const EventStream = require('event-stream');
const JSONStream = require('JSONStream');


Expand All @@ -23,51 +23,72 @@ internals.dest = Path.join(__dirname, 'rules.json');
//
// Parse line (trim and ignore empty lines and comments).
//
internals.parseLine = function (line, cb) {
internals.parseLine = function (line) {

const trimmed = line.trim();

// Ignore empty lines and comments.
if (!trimmed || (trimmed.charAt(0) === '/' && trimmed.charAt(1) === '/')) {
return cb();
return;
}

// Only read up to first whitespace char.
const rule = trimmed.split(' ')[0];
return cb(null, rule);
return rule;

// const item = [rule];
//
// const suffix = rule.replace(/^(\*\.|\!)/, '');
// const wildcard = rule.charAt(0) === '*';
// const exception = rule.charAt(0) === '!';
//
// // If rule has no wildcard or exception we can get away with only one
// // element in the `item` array.
// if (suffix === rule && !wildcard && !exception) {
// return cb(null, item);
// }
//
// item.push(suffix);
//
// if (wildcard) {
// item.push(true);
// }
//
// if (exception) {
// item.push(true);
// }
//
// cb(null, item);
};

const item = [rule];

const suffix = rule.replace(/^(\*\.|\!)/, '');
const wildcard = rule.charAt(0) === '*';
const exception = rule.charAt(0) === '!';
internals.parse = new Transform({
objectMode: true,
transform(chunk, encoding, cb) {
if (this._last === undefined) {
this._last = '';
}

// If rule has no wildcard or exception we can get away with only one
// element in the `item` array.
if (suffix === rule && !wildcard && !exception) {
return cb(null, item);
}
this._last += `${chunk}`;
const list = this._last.split(/\n/);
this._last = list.pop();

item.push(suffix);
for (let i = 0; i < list.length; i++) {
const parsed = internals.parseLine(list[i]);
if (parsed) {
this.push(parsed);
}
}

if (wildcard) {
item.push(true);
cb();
}

if (exception) {
item.push(true);
}

cb(null, item);
};
});


//
// Download rules and create rules.json file.
//
Request(internals.src)
.pipe(EventStream.split())
.pipe(EventStream.map(internals.parseLine))
.pipe(internals.parse)
.pipe(JSONStream.stringify('[', ',', ']'))
.pipe(Fs.createWriteStream(internals.dest));

1 change: 0 additions & 1 deletion package.json
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Original file line number Diff line number Diff line change
Expand Up @@ -27,7 +27,6 @@
"eslint": "^5.10.0",
"eslint-config-hapi": "^12.0.0",
"eslint-plugin-hapi": "^4.1.0",
"event-stream": "3.3.4",
"karma": "^3.1.3",
"karma-browserify": "^6.0.0",
"karma-mocha": "^1.3.0",
Expand Down
50 changes: 1 addition & 49 deletions yarn.lock
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Original file line number Diff line number Diff line change
Expand Up @@ -1107,10 +1107,6 @@ duplexer2@^0.1.2, duplexer2@~0.1.0, duplexer2@~0.1.2:
dependencies:
readable-stream "^2.0.2"

duplexer@~0.1.1:
version "0.1.1"
resolved "https://registry.yarnpkg.com/duplexer/-/duplexer-0.1.1.tgz#ace6ff808c1ce66b57d1ebf97977acb02334cfc1"

ecc-jsbn@~0.1.1:
version "0.1.1"
resolved "https://registry.yarnpkg.com/ecc-jsbn/-/ecc-jsbn-0.1.1.tgz#0fc73a9ed5f0d53c38193398523ef7e543777505"
Expand Down Expand Up @@ -1297,19 +1293,6 @@ esutils@^2.0.2:
version "2.0.2"
resolved "https://registry.yarnpkg.com/esutils/-/esutils-2.0.2.tgz#0abf4f1caa5bcb1f7a9d8acc6dea4faaa04bac9b"

event-stream@3.3.4:
version "3.3.4"
resolved "https://registry.yarnpkg.com/event-stream/-/event-stream-3.3.4.tgz#4ab4c9a0f5a54db9338b4c34d86bfce8f4b35571"
integrity sha1-SrTJoPWlTbkzi0w02Gv86PSzVXE=
dependencies:
duplexer "~0.1.1"
from "~0"
map-stream "~0.1.0"
pause-stream "0.0.11"
split "0.3"
stream-combiner "~0.0.4"
through "~2.3.1"

eventemitter3@^3.0.0:
version "3.1.0"
resolved "https://registry.yarnpkg.com/eventemitter3/-/eventemitter3-3.1.0.tgz#090b4d6cdbd645ed10bf750d4b5407942d7ba163"
Expand Down Expand Up @@ -1558,11 +1541,6 @@ fragment-cache@^0.2.1:
dependencies:
map-cache "^0.2.2"

from@~0:
version "0.1.7"
resolved "https://registry.yarnpkg.com/from/-/from-0.1.7.tgz#83c60afc58b9c56997007ed1a768b3ab303a44fe"
integrity sha1-g8YK/Fi5xWmXAH7Rp2izqzA6RP4=

fs-extra@^1.0.0:
version "1.0.0"
resolved "https://registry.yarnpkg.com/fs-extra/-/fs-extra-1.0.0.tgz#cd3ce5f7e7cb6145883fcae3191e9877f8587950"
Expand Down Expand Up @@ -2392,11 +2370,6 @@ map-cache@^0.2.2:
version "0.2.2"
resolved "https://registry.yarnpkg.com/map-cache/-/map-cache-0.2.2.tgz#c32abd0bd6525d9b051645bb4f26ac5dc98a0dbf"

map-stream@~0.1.0:
version "0.1.0"
resolved "https://registry.yarnpkg.com/map-stream/-/map-stream-0.1.0.tgz#e56aa94c4c8055a16404a0674b78f215f7c8e194"
integrity sha1-5WqpTEyAVaFkBKBnS3jyFffI4ZQ=

map-visit@^1.0.0:
version "1.0.0"
resolved "https://registry.yarnpkg.com/map-visit/-/map-visit-1.0.0.tgz#ecdca8f13144e660f1b5bd41f12f3479d98dfb8f"
Expand Down Expand Up @@ -2892,13 +2865,6 @@ path-platform@~0.11.15:
version "0.11.15"
resolved "https://registry.yarnpkg.com/path-platform/-/path-platform-0.11.15.tgz#e864217f74c36850f0852b78dc7bf7d4a5721bf2"

pause-stream@0.0.11:
version "0.0.11"
resolved "https://registry.yarnpkg.com/pause-stream/-/pause-stream-0.0.11.tgz#fe5a34b0cbce12b5aa6a2b403ee2e73b602f1445"
integrity sha1-/lo0sMvOErWqaitAPuLnO2AvFEU=
dependencies:
through "~2.3"

pbkdf2@^3.0.3:
version "3.0.16"
resolved "https://registry.yarnpkg.com/pbkdf2/-/pbkdf2-3.0.16.tgz#7404208ec6b01b62d85bf83853a8064f8d9c2a5c"
Expand Down Expand Up @@ -3483,13 +3449,6 @@ split-string@^3.0.1, split-string@^3.0.2:
dependencies:
extend-shallow "^3.0.0"

split@0.3:
version "0.3.3"
resolved "https://registry.yarnpkg.com/split/-/split-0.3.3.tgz#cd0eea5e63a211dfff7eb0f091c4133e2d0dd28f"
integrity sha1-zQ7qXmOiEd//frDwkcQTPi0N0o8=
dependencies:
through "2"

sprintf-js@~1.0.2:
version "1.0.3"
resolved "https://registry.yarnpkg.com/sprintf-js/-/sprintf-js-1.0.3.tgz#04e6926f662895354f3dd015203633b857297e2c"
Expand Down Expand Up @@ -3537,13 +3496,6 @@ stream-combiner2@^1.1.1:
duplexer2 "~0.1.0"
readable-stream "^2.0.2"

stream-combiner@~0.0.4:
version "0.0.4"
resolved "https://registry.yarnpkg.com/stream-combiner/-/stream-combiner-0.0.4.tgz#4d5e433c185261dde623ca3f44c586bcf5c4ad14"
integrity sha1-TV5DPBhSYd3mI8o/RMWGvPXErRQ=
dependencies:
duplexer "~0.1.1"

stream-http@^2.0.0:
version "2.8.1"
resolved "https://registry.yarnpkg.com/stream-http/-/stream-http-2.8.1.tgz#d0441be1a457a73a733a8a7b53570bebd9ef66a4"
Expand Down Expand Up @@ -3673,7 +3625,7 @@ through2@^2.0.0:
readable-stream "^2.1.5"
xtend "~4.0.1"

through@2, "through@>=2.2.7 <3", through@^2.3.6, through@~2.3, through@~2.3.1:
"through@>=2.2.7 <3", through@^2.3.6:
version "2.3.8"
resolved "https://registry.yarnpkg.com/through/-/through-2.3.8.tgz#0dd4c9ffaabc357960b1b724115d7e0e86a2e1f5"

Expand Down

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