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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
"use strict";
var path = require("path");
var cp = require("child_process");
var fs = require("fs");
var Promise = require("promise");
var patcher = require("patch-editor");
var readParam = require("./utils").readParam;
var isKeeper = /\/addon-sdk\/source/;
function apply(options) {
return clean(options).then(function() {
return new Promise(function(resolve) {
var patch = path.resolve(readParam("patch"));
var proc = cp.spawn("git", ["apply", patch]);
proc.stdout.pipe(process.stdout);
proc.stderr.pipe(process.stderr);
proc.on("close", resolve);
});
});
}
exports.apply = apply;
function clean(options) {
return new Promise(function(resolve) {
var patch = path.resolve(readParam("patch"));
if (!patch) {
throw new Error("no --patch was provided.");
}
console.log("Cleaning patch " + patch);
patcher.getChunks({ patch: patch }).then(function(chunks) {
var keepers = [];
for (var i = chunks.length - 1; i >= 0; i--) {
var chunk = chunks[i];
var files = chunk.getFilesChanged();
// check if the file changed is related to the addon-sdk/source directory
var keepIt = files.map(function(file) {
return (isKeeper.test(file));
}).reduce(function(prev, curr) {
return prev || curr;
}, false);
if (keepIt) {
keepers.push(chunk);
}
}
var contents = "\n" + keepers.join("\n") + "\n";
contents = contents.replace(/\/addon-sdk\/source/g, "");
fs.writeFileSync(patch, contents, { encoding: "utf8" });
console.log("Done cleaning patch.");
}).then(resolve).catch(console.error);
});
}
exports.clean = clean;
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