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run prettier on the code #29

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run prettier on the code #29

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106 changes: 53 additions & 53 deletions index.js
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Expand Up @@ -4,10 +4,10 @@
* @description Module `jupyter-paths` provides path helpers for Jupyter 4.x
*/

const exec = require('child_process').exec;
const fs = require('fs');
const path = require('path');
const home = require('home-dir');
const exec = require("child_process").exec;
const fs = require("fs");
const path = require("path");
const home = require("home-dir");

var sysPrefixGuess = undefined;

Expand All @@ -30,27 +30,27 @@ function guessSysPrefix() {
// only run once:
if (sysPrefixGuess !== undefined) return sysPrefixGuess;

var PATH = (process.env.PATH || '').split(path.delimiter);
var PATH = (process.env.PATH || "").split(path.delimiter);
if (PATH.length === 0) {
sysPrefixGuess = null;
return;
}

var pathext = [''];
if (process.platform === 'win32') {
pathext = (process.env.PATHEXT || '').split(path.delimiter);
var pathext = [""];
if (process.platform === "win32") {
pathext = (process.env.PATHEXT || "").split(path.delimiter);
}

PATH.some(bin => {
bin = path.resolve(bin);
var python = path.join(bin, 'python');
var python = path.join(bin, "python");

return pathext.some(ext => {
var exe = python + ext;
if (accessCheck(exe)) {
// PREFIX/bin/python exists, return PREFIX
// following symlinks
if (process.platform === 'win32') {
if (process.platform === "win32") {
// Windows: Prefix\Python.exe
sysPrefixGuess = path.dirname(fs.realpathSync(exe));
} else {
Expand All @@ -59,8 +59,8 @@ function guessSysPrefix() {
}
return true;
}
})
})
});
});
if (sysPrefixGuess === undefined) {
// store null as nothing found, but don't run again
sysPrefixGuess = null;
Expand All @@ -74,30 +74,27 @@ function askJupyter() {
// ask Jupyter where the paths are
if (!askJupyterPromise) {
askJupyterPromise = new Promise((resolve, reject) => {
exec('jupyter --paths --json',
(err, stdout) => {
if (err) {
console.warn("Failed to ask Jupyter about its paths: " + err);
reject(err);
} else {
resolve(JSON.parse(stdout.toString().trim()));
}
});
exec("jupyter --paths --json", (err, stdout) => {
if (err) {
console.warn("Failed to ask Jupyter about its paths: " + err);
reject(err);
} else {
resolve(JSON.parse(stdout.toString().trim()));
}
});
});
}
return askJupyterPromise;
}


function systemConfigDirs() {
var paths = [];
// System wide for Windows and Unix
if (process.platform === 'win32') {
paths.push(path.resolve(
path.join(process.env.PROGRAMDATA, 'jupyter')));
if (process.platform === "win32") {
paths.push(path.resolve(path.join(process.env.PROGRAMDATA, "jupyter")));
} else {
paths.push('/usr/local/etc/jupyter');
paths.push('/etc/jupyter');
paths.push("/usr/local/etc/jupyter");
paths.push("/etc/jupyter");
}
return paths;
}
Expand All @@ -106,15 +103,15 @@ function configDirs(opts) {
if (opts && opts.askJupyter) {
return askJupyter()
.then(paths => paths.config)
.catch(err => configDirs())
.catch(err => configDirs());
}

var paths = [];
if (process.env.JUPYTER_CONFIG_DIR) {
paths.push(process.env.JUPYTER_CONFIG_DIR);
}

paths.push(home('.jupyter'));
paths.push(home(".jupyter"));
const systemDirs = systemConfigDirs();

if (opts && opts.withSysPrefix) {
Expand All @@ -126,7 +123,7 @@ function configDirs(opts) {
}
// inexpensive guess, based on location of `python` executable
var sysPrefix = guessSysPrefix();
var sysPathed = path.join(sysPrefix, 'etc', 'jupyter');
var sysPathed = path.join(sysPrefix, "etc", "jupyter");
if (systemDirs.indexOf(sysPathed) === -1) {
paths.push(sysPathed);
}
Expand All @@ -136,12 +133,11 @@ function configDirs(opts) {
function systemDataDirs() {
var paths = [];
// System wide for Windows and Unix
if (process.platform === 'win32') {
paths.push(path.resolve(
path.join(process.env.PROGRAMDATA, 'jupyter')));
if (process.platform === "win32") {
paths.push(path.resolve(path.join(process.env.PROGRAMDATA, "jupyter")));
} else {
paths.push('/usr/local/share/jupyter');
paths.push('/usr/share/jupyter');
paths.push("/usr/local/share/jupyter");
paths.push("/usr/share/jupyter");
}
return paths;
}
Expand All @@ -153,13 +149,13 @@ function systemDataDirs() {
*/
function userDataDir() {
// Userland specific
if (process.platform === 'darwin') {
return home('Library/Jupyter');
} else if (process.platform === 'win32') {
return path.resolve(path.join(process.env.APPDATA, 'jupyter'));
if (process.platform === "darwin") {
return home("Library/Jupyter");
} else if (process.platform === "win32") {
return path.resolve(path.join(process.env.APPDATA, "jupyter"));
}
// TODO: respect XDG_DATA_HOME
return home('.local/share/jupyter');
return home(".local/share/jupyter");
}

/**
Expand All @@ -174,10 +170,12 @@ function userDataDir() {
*/
function dataDirs(opts) {
if (opts && opts.askJupyter) {
return askJupyter()
.then(paths => paths.data)
// fallback on default
.catch(err => dataDirs())
return (
askJupyter()
.then(paths => paths.data)
// fallback on default
.catch(err => dataDirs())
);
}

var paths = [];
Expand All @@ -198,8 +196,8 @@ function dataDirs(opts) {
}
// inexpensive guess, based on location of `python` executable
var sysPrefix = guessSysPrefix();
if(sysPrefix) {
var sysPathed = path.join(sysPrefix, 'share', 'jupyter');
if (sysPrefix) {
var sysPathed = path.join(sysPrefix, "share", "jupyter");
if (systemDirs.indexOf(sysPathed) === -1) {
paths.push(sysPathed);
}
Expand All @@ -209,24 +207,26 @@ function dataDirs(opts) {

function runtimeDir(opts) {
if (opts && opts.askJupyter) {
return askJupyter()
.then(paths => paths.runtime)
// fallback on default
.catch(err => runtimeDir())
return (
askJupyter()
.then(paths => paths.runtime)
// fallback on default
.catch(err => runtimeDir())
);
}

if (process.env.JUPYTER_RUNTIME_DIR) {
return process.env.JUPYTER_RUNTIME_DIR;
}

if (process.env.XDG_RUNTIME_DIR) {
return path.join(process.env.XDG_RUNTIME_DIR, 'jupyter');
return path.join(process.env.XDG_RUNTIME_DIR, "jupyter");
}
return path.join(userDataDir(), 'runtime');
return path.join(userDataDir(), "runtime");
}

module.exports = {
dataDirs,
runtimeDir,
configDirs,
configDirs
};