Initial commit
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/node_modules/
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# get-project-root
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TODO
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## License
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[WTFPL](http://www.wtfpl.net/txt/copying/) or [CC0](https://creativecommons.org/publicdomain/zero/1.0/), whichever you prefer. A donation and/or attribution are appreciated, but not required.
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## Donate
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My income consists largely of donations for my projects. If this module is useful to you, consider [making a donation](http://cryto.net/~joepie91/donate.html)!
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You can donate using Bitcoin, PayPal, Flattr, cash-in-mail, SEPA transfers, and pretty much anything else.
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## Contributing
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Pull requests welcome. Please make sure your modifications are in line with the overall code style, and ensure that you're editing the files in `src/`, not those in `lib/`.
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Build tool of choice is `gulp`; simply run `gulp` while developing, and it will watch for changes.
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Be aware that by making a pull request, you agree to release your modifications under the licenses stated above.
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## Usage
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TODO
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## API
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TODO
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var gulp = require("gulp");
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var presetES2015 = require("@joepie91/gulp-preset-es2015");
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var source = ["src/**/*.js"]
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gulp.task('babel', function() {
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return gulp.src(source)
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.pipe(presetES2015({
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basePath: __dirname
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}))
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.pipe(gulp.dest("lib/"));
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});
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gulp.task("watch", function () {
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gulp.watch(source, ["babel"]);
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});
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gulp.task("default", ["babel", "watch"]);
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'use strict';
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module.exports = require("./lib");
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{
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"name": "get-project-root",
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"version": "0.0.1",
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"description": "Locates the 'root directory' of the current project",
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"main": "index.js",
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"scripts": {
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"test": "echo \"Error: no test specified\" && exit 1"
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},
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"repository": {
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"type": "git",
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"url": "http://git.cryto.net/joepie91/node-get-project-root.git"
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},
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"keywords": [
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"root",
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"package.json",
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"path"
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],
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"author": "Sven Slootweg",
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"license": "WTFPL",
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"dependencies": {
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"default-value": "0.0.2"
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},
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"devDependencies": {
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"@joepie91/gulp-preset-es2015": "^1.0.1",
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"babel-preset-es2015": "^6.6.0",
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"gulp": "^3.9.1"
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}
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}
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'use strict';
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const fs = require("fs");
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const path = require("path");
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const defaultValue = require("default-value");
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let defaultCheckers = {
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"package.json": function(directory) {
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let parentPackageFile = path.join(directory, `..${path.sep}..${path.sep}package.json`);
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try {
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fs.accessSync(parentPackageFile);
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return false;
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} catch (err) {
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return true;
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}
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},
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"vcs": function(directory) {
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let files = fs.readdirSync(directory);
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return [".git", ".hg"].some((target) => {
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return (files.indexOf(target) !== -1);
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});
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}
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}
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function reachedRoot(candidatePath) {
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/* Returns true if we hit the root of the filesystem; like / or C:\ */
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return /^(?:\/|a-z:\\)$/i.test(candidatePath);
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}
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module.exports = function(options) {
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let currentPath = defaultValue(options.basePath, __dirname);
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let checker = defaultValue(options.checker, "package.json");
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if (typeof checker === "string") {
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if (defaultCheckers[checker] != null) {
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checker = defaultCheckers[checker];
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} else {
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throw new Error("No such checker exists.");
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}
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}
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/* Locate the first thing that has a package.json, in case we're in a
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* subdirectory within a module. Only after we've found the nearest
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* package.json, we will start using the checker.
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*/
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let baseFound = false;
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while (baseFound === false) {
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baseFound = (fs.readdirSync(currentPath).indexOf("package.json") !== -1);
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if (reachedRoot(currentPath)) {
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throw new Error("Reached filesystem root without encountering a module");
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}
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if (baseFound === false) {
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currentPath = path.join(currentPath, "..");
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}
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}
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let rootFound = false;
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while (rootFound === false) {
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rootFound = checker(currentPath);
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if (rootFound !== true && rootFound !== false) {
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throw new Error("Checker must always return either true or false");
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}
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if (reachedRoot(currentPath)) {
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throw new Error("Reached filesystem root without encountering the project root");
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}
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if (rootFound === false) {
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currentPath = path.join(currentPath, `..${path.sep}..`);
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}
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}
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return currentPath;
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}
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