diff options
Diffstat (limited to 'installer/mod.ts')
| -rw-r--r-- | installer/mod.ts | 156 |
1 files changed, 78 insertions, 78 deletions
diff --git a/installer/mod.ts b/installer/mod.ts index f247c6fd3..d7ab125b3 100644 --- a/installer/mod.ts +++ b/installer/mod.ts @@ -1,25 +1,34 @@ #!/usr/bin/env deno --allow-all // Copyright 2018-2019 the Deno authors. All rights reserved. MIT license. -const { - args, - env, - readDirSync, - mkdirSync, - writeFile, - exit, - stdin, - chmod, - remove, - run -} = Deno; +const { env, stdin, args, exit, writeFile, chmod, run } = Deno; +import { parse } from "../flags/mod.ts"; import * as path from "../fs/path.ts"; import { exists } from "../fs/exists.ts"; +import { ensureDir } from "../fs/ensure_dir.ts"; const encoder = new TextEncoder(); const decoder = new TextDecoder("utf-8"); -const isWindows = Deno.platform.os === "win"; // Regular expression to test disk driver letter. eg "C:\\User\username\path\to" const driverLetterReg = /^[c-z]:/i; +const isWindows = Deno.platform.os === "win"; + +function showHelp(): void { + console.log(`deno installer + Install remote or local script as executables. + +USAGE: + deno -A https://deno.land/std/installer/mod.ts [OPTIONS] EXE_NAME SCRIPT_URL [FLAGS...] + +ARGS: + EXE_NAME Name for executable + SCRIPT_URL Local or remote URL of script to install + [FLAGS...] List of flags for script, both Deno permission and script specific + flag can be used. + +OPTIONS: + -d, --dir <PATH> Installation directory path (defaults to ~/.deno/bin) +`); +} enum Permission { Read, @@ -67,6 +76,20 @@ function getFlagFromPermission(perm: Permission): string { return ""; } +function getInstallerDir(): string { + // In Windows's Powershell $HOME environmental variable maybe null + // if so use $HOMEPATH instead. + let { HOME, HOMEPATH } = env(); + + const HOME_PATH = HOME || HOMEPATH; + + if (!HOME_PATH) { + throw new Error("$HOME is not defined."); + } + + return path.join(HOME_PATH, ".deno", "bin"); +} + async function readCharacter(): Promise<string> { const byteArray = new Uint8Array(1024); await stdin.read(byteArray); @@ -81,14 +104,6 @@ async function yesNoPrompt(message: string): Promise<boolean> { return input === "y" || input === "Y"; } -function createDirIfNotExists(path: string): void { - try { - readDirSync(path); - } catch (e) { - mkdirSync(path, true); - } -} - function checkIfExistsInPath(filePath: string): boolean { // In Windows's Powershell $PATH not exist, so use $Path instead. // $HOMEDRIVE is only used on Windows. @@ -120,33 +135,16 @@ function checkIfExistsInPath(filePath: string): boolean { return false; } -function getInstallerDir(): string { - // In Windows's Powershell $HOME environmental variable maybe null - // if so use $HOMEPATH instead. - let { HOME, HOMEPATH } = env(); - - const HOME_PATH = HOME || HOMEPATH; - - if (!HOME_PATH) { - throw new Error("$HOME is not defined."); - } - - return path.join(HOME_PATH, ".deno", "bin"); +export function isRemoteUrl(url: string): boolean { + return /^https?:\/\//.test(url); } -function showHelp(): void { - console.log(`deno installer - Install remote or local script as executables. - -USAGE: - deno https://deno.land/std/installer/mod.ts EXE_NAME SCRIPT_URL [FLAGS...] - -ARGS: - EXE_NAME Name for executable - SCRIPT_URL Local or remote URL of script to install - [FLAGS...] List of flags for script, both Deno permission and script specific - flag can be used. -`); +function validateModuleName(moduleName: string): boolean { + if (/^[a-z][\w-]*$/i.test(moduleName)) { + return true; + } else { + throw new Error("Invalid module name: " + moduleName); + } } async function generateExecutable( @@ -176,7 +174,7 @@ async function generateExecutable( } // generate Shell script - const template = `#/bin/sh + const template = `#!/bin/sh # ${templateHeader} basedir=$(dirname "$(echo "$0" | sed -e 's,\\\\,/,g')") @@ -200,17 +198,28 @@ exit $ret export async function install( moduleName: string, moduleUrl: string, - flags: string[] + flags: string[], + installationDir?: string ): Promise<void> { - const installerDir = getInstallerDir(); - createDirIfNotExists(installerDir); + if (!installationDir) { + installationDir = getInstallerDir(); + } + await ensureDir(installationDir); + + // if install local module + if (!isRemoteUrl(moduleUrl)) { + moduleUrl = path.resolve(moduleUrl); + } - const filePath = path.join(installerDir, moduleName); + validateModuleName(moduleName); + const filePath = path.join(installationDir, moduleName); if (await exists(filePath)) { const msg = - "⚠️ ${moduleName} is already installed, " + - "do you want to overwrite it?"; + "⚠️ " + + moduleName + + " is already installed" + + ", do you want to overwrite it?"; if (!(await yesNoPrompt(msg))) { return; } @@ -218,7 +227,7 @@ export async function install( // ensure script that is being installed exists const ps = run({ - args: ["deno", "fetch", moduleUrl], + args: ["deno", "fetch", "--reload", moduleUrl], stdout: "inherit", stderr: "inherit" }); @@ -254,44 +263,35 @@ export async function install( console.log(`✅ Successfully installed ${moduleName}`); console.log(filePath); - if (!checkIfExistsInPath(installerDir)) { - console.log("\nℹ️ Add ~/.deno/bin to PATH"); + if (!checkIfExistsInPath(installationDir)) { + console.log(`\nℹ️ Add ${installationDir} to PATH`); console.log( - " echo 'export PATH=\"$HOME/.deno/bin:$PATH\"' >> ~/.bashrc # change" + + " echo 'export PATH=\"" + + installationDir + + ":$PATH\"' >> ~/.bashrc # change" + " this to your shell" ); } } -export async function uninstall(moduleName: string): Promise<void> { - const installerDir = getInstallerDir(); - const filePath = path.join(installerDir, moduleName); - - if (!(await exists(filePath))) { - throw new Error(`ℹ️ ${moduleName} not found`); - } - - await remove(filePath); - if (isWindows) { - await remove(filePath + ".cmd"); - } - console.log(`ℹ️ Uninstalled ${moduleName}`); -} - async function main(): Promise<void> { - if (args.length < 3) { + const parsedArgs = parse(args.slice(1), { stopEarly: true }); + + if (parsedArgs.h || parsedArgs.help) { return showHelp(); } - if (["-h", "--help"].includes(args[1])) { + if (parsedArgs._.length < 2) { return showHelp(); } - const moduleName = args[1]; - const moduleUrl = args[2]; - const flags = args.slice(3); + const moduleName = parsedArgs._[0]; + const moduleUrl = parsedArgs._[1]; + const flags = parsedArgs._.slice(2); + const installationDir = parsedArgs.d || parsedArgs.dir; + try { - await install(moduleName, moduleUrl, flags); + await install(moduleName, moduleUrl, flags, installationDir); } catch (e) { console.log(e); exit(1); |