find-node-modules
Version:
Return an array of all parent node_modules directories
217 lines (172 loc) • 4.76 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.of = exports.PropertiesFile = void 0;
var _fs = _interopRequireDefault(require("fs"));
function _interopRequireDefault(obj) {
return obj && obj.__esModule ? obj : {
default: obj
};
}
/*
* properties
*
* Copyright (c) 2013 Matt Steele
* Licensed under the MIT license.
*/
class PropertiesFile {
constructor(...args) {
this.objs = {};
if (args.length) {
this.of.apply(this, args);
}
}
makeKeys(line) {
if (line && line.indexOf('#') !== 0) {
//let splitIndex = line.indexOf('=');
let separatorPositions = ['=', ':'].map(sep => {
return line.indexOf(sep);
}).filter(index => {
return index > -1;
});
let splitIndex = Math.min(...separatorPositions);
let key = line.substring(0, splitIndex).trim();
let value = line.substring(splitIndex + 1).trim(); // if keys already exists ...
if (this.objs.hasOwnProperty(key)) {
// if it is already an Array
if (Array.isArray(this.objs[key])) {
// just push the new value
this.objs[key].push(value);
} else {
// transform the value into Array
let oldValue = this.objs[key];
this.objs[key] = [oldValue, value];
}
} else {
// the key does not exists
const escapedValue = value.replace(/"/g, '\\"') // escape "
.replace(/\\:/g, ':') // remove \ before :
.replace(/\\=/g, '='); // remove \ before =
this.objs[key] = unescape(JSON.parse('"' + escapedValue + '"'));
}
}
}
addFile(file) {
let data = _fs.default.readFileSync(file, 'utf-8');
let items = data.split(/\r?\n/);
let me = this;
for (let i = 0; i < items.length; i++) {
let line = items[i];
while (line.substring(line.length - 1) === '\\') {
line = line.slice(0, -1);
let nextLine = items[i + 1];
line = line + nextLine.trim();
i++;
}
me.makeKeys(line);
}
}
of(...args) {
for (let i = 0; i < args.length; i++) {
this.addFile(args[i]);
}
}
get(key, defaultValue) {
if (this.objs.hasOwnProperty(key)) {
if (Array.isArray(this.objs[key])) {
let ret = [];
for (let i = 0; i < this.objs[key].length; i++) {
ret[i] = this.interpolate(this.objs[key][i]);
}
return ret;
} else {
return typeof this.objs[key] === 'undefined' ? '' : this.interpolate(this.objs[key]);
}
}
return defaultValue;
}
getLast(key, defaultValue) {
if (this.objs.hasOwnProperty(key)) {
if (Array.isArray(this.objs[key])) {
var lg = this.objs[key].length;
return this.interpolate(this.objs[key][lg - 1]);
} else {
return typeof this.objs[key] === 'undefined' ? '' : this.interpolate(this.objs[key]);
}
}
return defaultValue;
}
getFirst(key, defaultValue) {
if (this.objs.hasOwnProperty(key)) {
if (Array.isArray(this.objs[key])) {
return this.interpolate(this.objs[key][0]);
} else {
return typeof this.objs[key] === 'undefined' ? '' : this.interpolate(this.objs[key]);
}
}
return defaultValue;
}
getInt(key, defaultIntValue) {
let val = this.getLast(key);
if (!val) {
return defaultIntValue;
} else {
return parseInt(val, 10);
}
}
getFloat(key, defaultFloatValue) {
let val = this.getLast(key);
if (!val) {
return defaultFloatValue;
} else {
return parseFloat(val);
}
}
getBoolean(key, defaultBooleanValue) {
function parseBool(b) {
return !/^(false|0)$/i.test(b) && !!b;
}
let val = this.getLast(key);
if (!val) {
return defaultBooleanValue || false;
} else {
return parseBool(val);
}
}
set(key, value) {
this.objs[key] = value;
}
interpolate(s) {
let me = this;
return s.replace(/\\\\/g, '\\').replace(/\$\{([A-Za-z0-9\.\-\_]*)\}/g, function (match) {
return me.getLast(match.substring(2, match.length - 1));
});
}
getKeys() {
let keys = [];
for (let key in this.objs) {
keys.push(key);
}
return keys;
}
getMatchingKeys(matchstr) {
let keys = [];
for (let key in this.objs) {
if (key.search(matchstr) !== -1) {
keys.push(key);
}
}
return keys;
}
reset() {
this.objs = {};
}
} // Retain 'of' from v1 for backward compatibility
exports.PropertiesFile = PropertiesFile;
let of = function of(...args) {
let globalFile = new PropertiesFile();
globalFile.of.apply(globalFile, args);
return globalFile;
};
exports.of = of;