添加 'runos.js'
This commit is contained in:
parent
826551bfdc
commit
7d2529aafa
263
runos.js
Normal file
263
runos.js
Normal file
@ -0,0 +1,263 @@
|
||||
#! /usr/bin/env node
|
||||
"use strict";
|
||||
const path = require("path");
|
||||
|
||||
/**
|
||||
* Functions defined to separate the alias and regex matching
|
||||
*/
|
||||
|
||||
/**
|
||||
* Match script to the list of available scripts, or check for aliases
|
||||
*
|
||||
* The order for checking matches should be direct-platform and then aliases
|
||||
*
|
||||
* @param {string} script - name of the script to be matched paired to the platform or alias
|
||||
* @param {string} platform - name of the platform to be paired with the script
|
||||
* @param {array} scripts - list of available scripts defined in package.json
|
||||
*/
|
||||
function matchScript(script, platform, scripts) {
|
||||
console.log({ script, platform, scripts });
|
||||
/**
|
||||
* Save the result so we can determine if there was a match
|
||||
* First check for a basic match before we have to go through each script with a regex
|
||||
*/
|
||||
let result =
|
||||
`${script}:${platform}` in scripts ? `${script}:${platform}` : false;
|
||||
if (result) return result;
|
||||
|
||||
/**
|
||||
* Regular expresion match
|
||||
* it helps when the "in" operator can't determine if there's a real match or not,
|
||||
* due to the properties changing
|
||||
*/
|
||||
let regex = new RegExp(
|
||||
`^(${script}):([a-zA-Z0-9-]*:)*(${platform})(:[a-zA-Z0-9-]*)*$`,
|
||||
"g"
|
||||
);
|
||||
for (let command in scripts) {
|
||||
if (command.match(regex)) return command;
|
||||
}
|
||||
|
||||
/**
|
||||
* Alias match, allows for a more verbose description of the platform
|
||||
* it also helps to group similar platforms on a single execution
|
||||
*/
|
||||
switch (platform) {
|
||||
case "win32":
|
||||
result = `${script}:windows` in scripts ? `${script}:windows` : false;
|
||||
break;
|
||||
|
||||
case "aix":
|
||||
case "linux":
|
||||
case "sunos":
|
||||
case "openbsd":
|
||||
case "freebsd":
|
||||
case "android":
|
||||
result = `${script}:nix` in scripts ? `${script}:nix` : false;
|
||||
break;
|
||||
|
||||
case "darwin":
|
||||
case "macos":
|
||||
/**
|
||||
* macOS specific scripts (e.g. brew)
|
||||
*/
|
||||
result = `${script}:macos` in scripts ? `${script}:macos` : false;
|
||||
|
||||
/**
|
||||
* nix compatible scripts (cp, rm...)
|
||||
*/
|
||||
if (!result)
|
||||
result = `${script}:nix` in scripts ? `${script}:nix` : false;
|
||||
|
||||
break;
|
||||
default:
|
||||
result = false;
|
||||
}
|
||||
|
||||
/**
|
||||
* Successful finding of a given script by platform, present it.
|
||||
*/
|
||||
if (result) return result;
|
||||
|
||||
/**
|
||||
* Fall to default if it's given, otherwise fail
|
||||
*/
|
||||
return `${script}:default` in scripts ? `${script}:default` : false;
|
||||
}
|
||||
|
||||
/**
|
||||
* Expand the shorthand description for npm commands
|
||||
*
|
||||
* i.e. npm i -> npm install
|
||||
*
|
||||
* @param String shorthand Shorthand command to be expanded
|
||||
* @return String Actual command
|
||||
*/
|
||||
function expandShorthand(shorthand) {
|
||||
switch (shorthand) {
|
||||
case "i":
|
||||
return "install";
|
||||
|
||||
case "t":
|
||||
case "tst":
|
||||
return "test";
|
||||
|
||||
/**
|
||||
* Expansion is not possible
|
||||
* @type {[type]}
|
||||
*/
|
||||
default:
|
||||
return shorthand;
|
||||
}
|
||||
}
|
||||
|
||||
const INCORRECT_USAGE_CODE = 255;
|
||||
const MISSING_COMMAND_CODE = 254;
|
||||
|
||||
/**
|
||||
* This package can only be executed from within the npm script execution context
|
||||
*/
|
||||
if (!process.env["npm_config_argv"] && !process.env["npm_lifecycle_event"]) {
|
||||
console.log(
|
||||
"This is meant to be run from within npm script. See https://github.com/charlesguse/run-script-os"
|
||||
);
|
||||
process.exit(INCORRECT_USAGE_CODE);
|
||||
}
|
||||
|
||||
/**
|
||||
* Executor process to match the script without blocking
|
||||
*/
|
||||
const spawn = require("child_process").spawn;
|
||||
|
||||
/**
|
||||
* Switch to linux platform if cygwin/gitbash detected (fixes #7)
|
||||
* Allow overriding this behavior (fixes #11)
|
||||
*/
|
||||
let platform = process.platform;
|
||||
if (process.env.RUN_OS_WINBASH_IS_LINUX) {
|
||||
let shell = process.env.SHELL || process.env.TERM;
|
||||
shell = shell && shell.match("bash.exe") ? "bash.exe" : shell;
|
||||
platform =
|
||||
shell && ["bash.exe", "cygwin"].includes(shell)
|
||||
? "linux"
|
||||
: process.platform;
|
||||
}
|
||||
|
||||
/**
|
||||
* Scripts as found on the user's package.json
|
||||
*/
|
||||
const scripts = require(path.join(process.cwd(), "package.json")).scripts;
|
||||
|
||||
/**
|
||||
* The script being executed can come from either lifecycle events or command arguments
|
||||
*/
|
||||
let options;
|
||||
if (process.env["npm_config_argv"]) {
|
||||
let npmArgs = JSON.parse(process.env["npm_config_argv"]);
|
||||
options = npmArgs.original;
|
||||
} else {
|
||||
options = [process.env["npm_command"], process.env["npm_lifecycle_event"]];
|
||||
}
|
||||
if (!(options[0] === "run" || options[0] === "run-script")) {
|
||||
options.unshift("run");
|
||||
}
|
||||
|
||||
/**
|
||||
* Expand shorthand command descriptors
|
||||
*/
|
||||
options[1] = expandShorthand(options[1]);
|
||||
|
||||
// Check for yarn without install command; fixes #13
|
||||
const isYarn =
|
||||
process.env.npm_config_user_agent &&
|
||||
process.env.npm_config_user_agent.includes("yarn")
|
||||
? true
|
||||
: false;
|
||||
if (isYarn && !options[1]) options[1] = "install";
|
||||
|
||||
let osCommand = `${options[1]}:${platform}`;
|
||||
let foundMatch = true;
|
||||
|
||||
let argument = options[1];
|
||||
let event = process.env["npm_lifecycle_event"];
|
||||
|
||||
/**
|
||||
* Yarn support
|
||||
* Check for yarn without install command; fixes #13
|
||||
*/
|
||||
if (isYarn && !argument) {
|
||||
argument = "install";
|
||||
}
|
||||
|
||||
/**
|
||||
* More in-depth match
|
||||
* Execute the regular expression to help identify missing scripts
|
||||
* It also tests for different aliases
|
||||
*/
|
||||
osCommand = matchScript(event || argument, platform, scripts);
|
||||
|
||||
/**
|
||||
* Test again, this time to end the process gracefully
|
||||
*/
|
||||
if (!osCommand) {
|
||||
console.log(
|
||||
`run-script-os was unable to execute the script '${event || argument}'`
|
||||
);
|
||||
process.exit(MISSING_COMMAND_CODE);
|
||||
}
|
||||
|
||||
/**
|
||||
* If it hasn't already, we set the command to be executed via npm run or npm run-script
|
||||
*/
|
||||
if (!(options[0] === "run" || options[0] === "run-script")) {
|
||||
options.unshift("run");
|
||||
}
|
||||
|
||||
/**
|
||||
* Lastly, set the script to be executed
|
||||
*/
|
||||
options[1] = osCommand;
|
||||
|
||||
const supportedArgs = ["--no-arguments"];
|
||||
let args = process.argv.slice(2).map((a) => a.toLowerCase());
|
||||
let argsCount = 0;
|
||||
for (let i = 0; i < args.length; i += 1) {
|
||||
if (supportedArgs.includes(args[i])) {
|
||||
argsCount = i;
|
||||
}
|
||||
}
|
||||
args = args.slice(0, argsCount);
|
||||
|
||||
/**
|
||||
* Append arguments passed to the run-script-os
|
||||
* Check if we should be passing the original arguments to the new script
|
||||
* Fix for #23
|
||||
*/
|
||||
options = options.slice(0, 2);
|
||||
if (!args.includes("--no-arguments")) {
|
||||
options = options.concat(process.argv.slice(2 + argsCount));
|
||||
}
|
||||
|
||||
/**
|
||||
* Spawn new process to run the required script
|
||||
*
|
||||
* Open either the cmd file or the cmd command, if we're in windows
|
||||
*/
|
||||
let packageManagerCommand;
|
||||
|
||||
packageManagerCommand = isYarn ? "yarn" : "npm";
|
||||
if (platform === "win32") {
|
||||
packageManagerCommand = packageManagerCommand + ".cmd";
|
||||
}
|
||||
|
||||
const childProcess = spawn(packageManagerCommand, options, {
|
||||
shell: true,
|
||||
stdio: "inherit",
|
||||
});
|
||||
|
||||
/**
|
||||
* Finish the execution
|
||||
*/
|
||||
childProcess.on("exit", (code) => {
|
||||
process.exit(code);
|
||||
});
|
||||
Loading…
Reference in New Issue
Block a user