refactor(cli): update help messages

Author: Wenjie Xia

cli.ts

@@ -16,7 +16,7 @@ const commands = {
 }
 
 const helpMessage = `Aleph.js v${VERSION}
-The React Framework in deno.
+The Full-stack Framework in Deno.
 
 Docs: https://alephjs.org/docs
 Bugs: https://github.com/alephjs/aleph.js/issues
@@ -28,8 +28,8 @@ Commands:
     ${Object.entries(commands).map(([name, desc]) => `${name.padEnd(15)}${desc}`).join('\n    ')}
 
 Options:
-    -h, --help     Prints help message
     -v, --version  Prints version number
+    -h, --help     Prints help message
 `
 
 async function main() {
@@ -162,14 +162,14 @@ async function main() {
 
     const { default: cmd } = await import(`./cli/${command}.ts`)
     if (command === 'upgrade') {
-        await cmd(argOptions.v || argOptions.version || 'latest')
-    } else {
-        const appDir = path.resolve(args[0] || '.')
-        if (command !== 'init' && !existsDirSync(appDir)) {
-            log.fatal('No such directory:', appDir)
-        }
-        await cmd(appDir, argOptions)
+        await cmd(argOptions.v || argOptions.version || args[0] || 'latest')
+        return
+    }
+    const appDir = path.resolve(args[0] || '.')
+    if (command !== 'init' && !existsDirSync(appDir)) {
+        log.fatal('No such directory:', appDir)
     }
+    await cmd(appDir, argOptions)
 }
 
 if (import.meta.main) {

cli/build.ts

@@ -8,9 +8,9 @@ Usage:
 if the <dir> is empty, the current directory will be used.
 
 Options:
-    -L, --log-level  Set log level [possible values: debug, info]
-    -r, --reload     Reload source code cache
-    -h, --help       Prints help message
+    -L, --log-level <log-level>  Set log level [possible values: debug, info]
+    -r, --reload                 Reload source code cache
+    -h, --help                   Prints help message
 `
 
 export default async function (appDir: string, options: Record<string, string | boolean>) {

cli/dev.ts

@@ -9,10 +9,10 @@ Usage:
 if the <dir> is empty, the current directory will be used.
 
 Options:
-    -p, --port       A port number to start the Aleph.js app, default is 8080
-    -L, --log-level  Set log level [possible values: debug, info]
-    -r, --reload     Reload source code cache
-    -h, --help       Prints help message
+    -p, --port      <port>       A port number to start the Aleph.js app, default is 8080
+    -L, --log-level <log-level>  Set log level [possible values: debug, info]
+    -r, --reload                 Reload source code cache
+    -h, --help                   Prints help message
 `
 
 export default async function (appDir: string, options: Record<string, string | boolean>) {

cli/start.ts

@@ -8,11 +8,11 @@ Usage:
 if the <dir> is empty, the current directory will be used.
 
 Options:
-    -hn, --hostname  The address at which the server is to be started.
-    -p, --port       A port number to start the aleph.js app, default is 8080
-    -L, --log-level  Set log level [possible values: debug, info]
-    -r, --reload     Reload source code cache
-    -h, --help       Prints help message
+    -hn, --hostname <hostname>   The address at which the server is to be started
+    -p, --port      <port>       A port number to start the aleph.js app, default is 8080
+    -L, --log-level <log-level>  Set log level [possible values: debug, info]
+    -r, --reload                 Reload source code cache
+    -h, --help                   Prints help message
 `
 
 export default async function (appDir: string, options: Record<string, string | boolean>) {

cli/upgrade.ts

@@ -1,12 +1,12 @@
 import { colors } from '../deps.ts'
-import { VERSION as currentVersion } from '../version.ts'
+import { VERSION } from '../version.ts'
 
 export const helpMessage = `
 Usage:
     aleph upgrade
 
 Options:
-    -v, --version <version>  The version to upgrade to
+    -v, --version <version>  The upgrading version
     -h, --help               Prints help message
 `
 
@@ -32,7 +32,7 @@ export default async function (version: string) {
             Deno.exit(1)
         }
     }
-    if (version === 'v' + currentVersion) {
+    if (version === 'v' + VERSION) {
         console.log('Already up-to-date!')
         Deno.exit(0)
     }