109 lines
2.8 KiB
JavaScript
109 lines
2.8 KiB
JavaScript
"use strict";
|
|
|
|
const fs = require("fs");
|
|
const path = require("path");
|
|
const root = process.cwd();
|
|
const node_modulesFolder = path.resolve(root, "node_modules");
|
|
const webpackDependencyFolder = path.resolve(root, "node_modules/webpack");
|
|
|
|
function setup() {
|
|
return checkSymlinkExistsAsync()
|
|
.then(hasSymlink => {
|
|
if (!hasSymlink) {
|
|
return ensureYarnInstalledAsync().then(() => {
|
|
return runSetupAsync().then(() => {
|
|
return checkSymlinkExistsAsync();
|
|
});
|
|
});
|
|
}
|
|
})
|
|
.then(message => {
|
|
process.exitCode = 0;
|
|
})
|
|
.catch(e => {
|
|
console.error(e);
|
|
process.exitCode = 1;
|
|
});
|
|
}
|
|
|
|
function runSetupAsync() {
|
|
return exec("yarn", ["install"], "Install dependencies")
|
|
.then(() => exec("yarn", ["link"], "Create webpack symlink"))
|
|
.then(() => exec("yarn", ["link", "webpack"], "Link webpack into itself"));
|
|
}
|
|
|
|
function checkSymlinkExistsAsync() {
|
|
return new Promise((resolve, reject) => {
|
|
if (
|
|
fs.existsSync(node_modulesFolder) &&
|
|
fs.existsSync(webpackDependencyFolder) &&
|
|
fs.lstatSync(webpackDependencyFolder).isSymbolicLink()
|
|
) {
|
|
resolve(true);
|
|
} else {
|
|
resolve(false);
|
|
}
|
|
});
|
|
}
|
|
|
|
function ensureYarnInstalledAsync() {
|
|
const semverPattern = /^(0|[1-9]\d*)\.(0|[1-9]\d*)\.(0|[1-9]\d*)(-(0|[1-9]\d*|\d*[a-zA-Z-][0-9a-zA-Z-]*)(\.(0|[1-9]\d*|\d*[a-zA-Z-][0-9a-zA-Z-]*))*)?(\+[0-9a-zA-Z-]+(\.[0-9a-zA-Z-]+)*)?$/;
|
|
return execGetOutput("yarn", ["-v"], "Check yarn version")
|
|
.then(stdout => semverPattern.test(stdout), () => false)
|
|
.then(hasYarn => hasYarn || installYarnAsync());
|
|
}
|
|
|
|
function installYarnAsync() {
|
|
return exec("npm", ["install", "-g", "yarn"], "Install yarn");
|
|
}
|
|
|
|
function exec(command, args, description) {
|
|
console.log(`Setup: ${description}`);
|
|
return new Promise((resolve, reject) => {
|
|
let cp = require("child_process").spawn(command, args, {
|
|
cwd: root,
|
|
stdio: "inherit",
|
|
shell: true
|
|
});
|
|
cp.on("error", error => {
|
|
reject(new Error(`${description} failed with ${error}`));
|
|
});
|
|
cp.on("exit", exitCode => {
|
|
if (exitCode) {
|
|
reject(`${description} failed with exitcode ${exitCode}`);
|
|
} else {
|
|
resolve();
|
|
}
|
|
});
|
|
});
|
|
}
|
|
|
|
function execGetOutput(command, args, description) {
|
|
console.log(`Setup: ${description}`);
|
|
return new Promise((resolve, reject) => {
|
|
let cp = require("child_process").spawn(command, args, {
|
|
cwd: root,
|
|
stdio: [process.stdin, "pipe", process.stderr],
|
|
shell: true
|
|
});
|
|
cp.on("error", error => {
|
|
reject(new Error(`${description} failed with ${error}`));
|
|
});
|
|
cp.on("exit", exitCode => {
|
|
if (exitCode) {
|
|
reject(`${description} failed with exitcode ${exitCode}`);
|
|
} else {
|
|
resolve(
|
|
Buffer.concat(buffers)
|
|
.toString("utf-8")
|
|
.trim()
|
|
);
|
|
}
|
|
});
|
|
const buffers = [];
|
|
cp.stdout.on("data", data => buffers.push(data));
|
|
});
|
|
}
|
|
|
|
setup();
|