зеркало из https://github.com/mozilla/gecko-dev.git
60 строки
1.8 KiB
JavaScript
60 строки
1.8 KiB
JavaScript
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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ChromeUtils.defineModuleGetter(this, "OS",
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"resource://gre/modules/osfile.jsm");
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var EXPORTED_SYMBOLS = [
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"parseKeyValuePairsFromLines",
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"parseKeyValuePairs",
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"parseKeyValuePairsFromFile",
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"parseKeyValuePairsFromFileAsync"
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];
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var parseKeyValuePairsFromLines = function(lines) {
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let data = {};
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for (let line of lines) {
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if (line == "")
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continue;
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// can't just .split() because the value might contain = characters
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let eq = line.indexOf("=");
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if (eq != -1) {
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let [key, value] = [line.substring(0, eq),
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line.substring(eq + 1)];
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if (key && value)
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data[key] = value.replace(/\\n/g, "\n").replace(/\\\\/g, "\\");
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}
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}
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return data;
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};
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function parseKeyValuePairs(text) {
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let lines = text.split("\n");
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return parseKeyValuePairsFromLines(lines);
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}
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// some test setup still uses this sync version
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function parseKeyValuePairsFromFile(file) {
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let fstream = Cc["@mozilla.org/network/file-input-stream;1"].
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createInstance(Ci.nsIFileInputStream);
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fstream.init(file, -1, 0, 0);
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let is = Cc["@mozilla.org/intl/converter-input-stream;1"].
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createInstance(Ci.nsIConverterInputStream);
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is.init(fstream, "UTF-8", 1024, Ci.nsIConverterInputStream.DEFAULT_REPLACEMENT_CHARACTER);
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let str = {};
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let contents = "";
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while (is.readString(4096, str) != 0) {
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contents += str.value;
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}
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is.close();
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fstream.close();
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return parseKeyValuePairs(contents);
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}
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async function parseKeyValuePairsFromFileAsync(file) {
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let contents = await OS.File.read(file, { encoding: "utf-8" });
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return parseKeyValuePairs(contents);
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}
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