merging ask code

cli/src/cli.ts

@@ -17,6 +17,7 @@ import {
     incVerbose,
     setConsoleColors,
     setDeveloperMode,
+    setInteractive,
     setQuiet,
     verboseLog,
 } from "./command"
@@ -75,6 +76,10 @@ export async function mainCli() {
         .version(cliVersion())
         .option("-v, --verbose", "more logging (can be repeated)")
         .option("--quiet", "less logging")
+        .option(
+            "--ci",
+            "disable interactions with user, default is false unless CI env var is set"
+        )
         .option("--no-colors", "disable color output")
         .option("--dev", "developer mode")
 
@@ -429,6 +434,7 @@ export async function mainCli() {
         .action(binPatch)
 
     program.on("option:quiet", () => setQuiet(true))
+    program.on("option:ci", () => setInteractive(false))
     program.on("option:verbose", incVerbose)
     program.on("option:no-colors", () => setConsoleColors(false))
     program.on("option:dev", () => {

cli/src/command.ts

@@ -70,6 +70,7 @@ export function logToConsole(priority: LoggerPriority, message: string) {
 
 export let isVerbose = 0
 export let isQuiet = false
+export let isInteractive = !!Boolean(process.env.CI)
 
 export function incVerbose() {
     isVerbose++
@@ -80,6 +81,10 @@ export function setQuiet(v: boolean) {
     isQuiet = v
 }
 
+export function setInteractive(v: boolean) {
+    isInteractive = v
+}
+
 export function verboseLog(msg: string) {
     if (isVerbose) console.debug(wrapColor(90, msg))
 }

cli/src/prompt.ts

@@ -0,0 +1,29 @@
+export function consoleBooleanAsk(
+    question: string,
+    defValue = true
+): Promise<boolean> {
+    return new Promise(resolve => {
+        const ask = (q: string) =>
+            process.stdout.write(`${q} ${defValue ? "(Y/n)" : "(y/N)"}?`)
+        const handler = (data: Buffer) => {
+            const response = data.toString().trim().toLowerCase()
+            if (response === "y") {
+                process.stdin.removeListener("data", handler)
+                resolve(true)
+            } else if (response === "n") {
+                process.stdin.removeListener("data", handler)
+                process.stdin.end()
+                resolve(false)
+            } else if (response === "") {
+                process.stdin.removeListener("data", handler)
+                resolve(defValue)
+            } else {
+                ask(
+                    `Unknown option: ${response}. Use y/n and try again \n${question}`
+                )
+            }
+        }
+        process.stdin.addListener("data", handler)
+        ask(question)
+    })
+}