@clack/core/dist/index.mjs

Clack contains low-level primitives for implementing your own command-line applications.

import{styleText as y}from"node:util";import{stdout as S,stdin as $}from"node:process";import*as _ from"node:readline";import P from"node:readline";import{wrapAnsi as x}from"fast-wrap-ansi";import{cursor as c,erase as M}from"sisteransi";import{ReadStream as D}from"node:tty";function d(r,t,e){if(!e.some(o=>!o.disabled))return r;const s=r+t,i=Math.max(e.length-1,0),n=s<0?i:s>i?0:s;return e[n].disabled?d(n,t<0?-1:1,e):n}const E=["up","down","left","right","space","enter","cancel"],G=["January","February","March","April","May","June","July","August","September","October","November","December"],u={actions:new Set(E),aliases:new Map([["k","up"],["j","down"],["h","left"],["l","right"],["","cancel"],["escape","cancel"]]),messages:{cancel:"Canceled",error:"Something went wrong"},withGuide:!0,date:{monthNames:[...G],messages:{required:"Please enter a valid date",invalidMonth:"There are only 12 months in a year",invalidDay:(r,t)=>`There are only ${r} days in ${t}`,afterMin:r=>`Date must be on or after ${r.toISOString().slice(0,10)}`,beforeMax:r=>`Date must be on or before ${r.toISOString().slice(0,10)}`}}};function K(r){if(r.aliases!==void 0){const t=r.aliases;for(const e in t){if(!Object.hasOwn(t,e))continue;const s=t[e];u.actions.has(s)&&(u.aliases.has(e)||u.aliases.set(e,s))}}if(r.messages!==void 0){const t=r.messages;t.cancel!==void 0&&(u.messages.cancel=t.cancel),t.error!==void 0&&(u.messages.error=t.error)}if(r.withGuide!==void 0&&(u.withGuide=r.withGuide!==!1),r.date!==void 0){const t=r.date;t.monthNames!==void 0&&(u.date.monthNames=[...t.monthNames]),t.messages!==void 0&&(t.messages.required!==void 0&&(u.date.messages.required=t.messages.required),t.messages.invalidMonth!==void 0&&(u.date.messages.invalidMonth=t.messages.invalidMonth),t.messages.invalidDay!==void 0&&(u.date.messages.invalidDay=t.messages.invalidDay),t.messages.afterMin!==void 0&&(u.date.messages.afterMin=t.messages.afterMin),t.messages.beforeMax!==void 0&&(u.date.messages.beforeMax=t.messages.beforeMax))}}function V(r,t){if(typeof r=="string")return u.aliases.get(r)===t;for(const e of r)if(e!==void 0&&V(e,t))return!0;return!1}function j(r,t){if(r===t)return;const e=r.split(`
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`).map((n,o)=>`${o===0?s:e}${n}`).join(`
`)}let p=class{input;output;_abortSignal;rl;opts;_render;_track=!1;_prevFrame="";_subscribers=new Map;_cursor=0;state="initial";error="";value;userInput="";constructor(t,e=!0){const{input:s=$,output:i=S,render:n,signal:o,...a}=t;this.opts=a,this.onKeypress=this.onKeypress.bind(this),this.close=this.close.bind(this),this.render=this.render.bind(this),this._render=n.bind(this),this._track=e,this._abortSignal=o,this.input=s,this.output=i}unsubscribe(){this._subscribers.clear()}setSubscriber(t,e){const s=this._subscribers.get(t)??[];s.push(e),this._subscribers.set(t,s)}on(t,e){this.setSubscriber(t,{cb:e})}once(t,e){this.setSubscriber(t,{cb:e,once:!0})}emit(t,...e){const s=this._subscribers.get(t)??[],i=[];for(const n of s)n.cb(...e),n.once&&i.push(()=>s.splice(s.indexOf(n),1));for(const n of i)n()}prompt(){return new Promise(t=>{if(this._abortSignal){if(this._abortSignal.aborted)return this.state="cancel",this.close(),t(C);this._abortSignal.addEventListener("abort",()=>{this.state="cancel",this.close()},{once:!0})}this.rl=P.createInterface({input:this.input,tabSize:2,prompt:"",escapeCodeTimeout:50,terminal:!0}),this.rl.prompt(),this.opts.initialUserInput!==void 0&&this._setUserInput(this.opts.initialUserInput,!0),this.input.on("keypress",this.onKeypress),w(this.input,!0),this.output.on("resize",this.render),this.render(),this.once("submit",()=>{this.output.write(c.show),this.output.off("resize",this.render),w(this.input,!1),t(this.value)}),this.once("cancel",()=>{this.output.write(c.show),this.output.off("resize",this.render),w(this.input,!1),t(C)})})}_isActionKey(t,e){return t==="	"}_setValue(t){this.value=t,this.emit("value",this.value)}_setUserInput(t,e){this.userInput=t??"",this.emit("userInput",this.userInput),e&&this._track&&this.rl&&(this.rl.write(this.userInput),this._cursor=this.rl.cursor)}_clearUserInput(){this.rl?.write(null,{ctrl:!0,name:"u"}),this._setUserInput("")}onKeypress(t,e){if(this._track&&e.name!=="return"&&(e.name&&this._isActionKey(t,e)&&this.rl?.write(null,{ctrl:!0,name:"h"}),this._cursor=this.rl?.cursor??0,this._setUserInput(this.rl?.line)),this.state==="error"&&(this.state="active"),e?.name&&(!this._track&&u.aliases.has(e.name)&&this.emit("cursor",u.aliases.get(e.name)),u.actions.has(e.name)&&this.emit("cursor",e.name)),t&&(t.toLowerCase()==="y"||t.toLowerCase()==="n")&&this.emit("confirm",t.toLowerCase()==="y"),this.emit("key",t?.toLowerCase(),e),e?.name==="return"){if(this.opts.validate){const s=this.opts.validate(this.value);s&&(this.error=s instanceof Error?s.message:s,this.state="error",this.rl?.write(this.userInput))}this.state!=="error"&&(this.state="submit")}V([t,e?.name,e?.sequence],"cancel")&&(this.state="cancel"),(this.state==="submit"||this.state==="cancel")&&this.emit("finalize"),this.render(),(this.state==="submit"||this.state==="cancel")&&this.close()}close(){this.input.unpipe(),this.input.removeListener("keypress",this.onKeypress),this.output.write(`
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e=this.options;this.filteredOptions=[...e],this.multiple=t.multiple===!0,this.#t=typeof t.options=="function"?t.filter:t.filter??B;let s;if(t.initialValue&&Array.isArray(t.initialValue)?this.multiple?s=t.initialValue:s=t.initialValue.slice(0,1):!this.multiple&&this.options.length>0&&(s=[this.options[0].value]),s)for(const i of s){const n=e.findIndex(o=>o.value===i);n!==-1&&(this.toggleSelected(i),this.#e=n)}this.focusedValue=this.options[this.#e]?.value,this.on("key",(i,n)=>this.#s(i,n)),this.on("userInput",i=>this.#i(i))}_isActionKey(t,e){return t==="	"||this.multiple&&this.isNavigating&&e.name==="space"&&t!==void 0&&t!==""}#s(t,e){const s=e.name==="up",i=e.name==="down",n=e.name==="return",o=this.userInput===""||this.userInput==="	",a=this.#a,h=this.options,l=a!==void 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e=this.value.includes(t.value);this.value=e?this.value.filter(s=>s!==t.value):[...this.value,t.value]}}constructor(t){super(t,!1);const{options:e}=t;this.#e=t.selectableGroups!==!1,this.options=Object.entries(e).flatMap(([s,i])=>[{value:s,group:!0,label:s},...i.map(n=>({...n,group:s}))]),this.value=[...t.initialValues??[]],this.cursor=Math.max(this.options.findIndex(({value:s})=>s===t.cursorAt),this.#e?0:1),this.on("cursor",s=>{switch(s){case"left":case"up":{this.cursor=this.cursor===0?this.options.length-1:this.cursor-1;const i=this.options[this.cursor]?.group===!0;!this.#e&&i&&(this.cursor=this.cursor===0?this.options.length-1:this.cursor-1);break}case"down":case"right":{this.cursor=this.cursor===this.options.length-1?0:this.cursor+1;const i=this.options[this.cursor]?.group===!0;!this.#e&&i&&(this.cursor=this.cursor===this.options.length-1?0:this.cursor+1);break}case"space":this.toggleValue();break}})}}let it=class extends p{options;cursor=0;get _value(){return this.options[this.cursor].value}get _enabledOptions(){return this.options.filter(t=>t.disabled!==!0)}toggleAll(){const t=this._enabledOptions,e=this.value!==void 0&&this.value.length===t.length;this.value=e?[]:t.map(s=>s.value)}toggleInvert(){const t=this.value;if(!t)return;const e=this._enabledOptions.filter(s=>!t.includes(s.value));this.value=e.map(s=>s.value)}toggleValue(){this.value===void 0&&(this.value=[]);const t=this.value.includes(this._value);this.value=t?this.value.filter(e=>e!==this._value):[...this.value,this._value]}constructor(t){super(t,!1),this.options=t.options,this.value=[...t.initialValues??[]];const e=Math.max(this.options.findIndex(({value:s})=>s===t.cursorAt),0);this.cursor=this.options[e].disabled?d(e,1,this.options):e,this.on("key",s=>{s==="a"&&this.toggleAll(),s==="i"&&this.toggleInvert()}),this.on("cursor",s=>{switch(s){case"left":case"up":this.cursor=d(this.cursor,-1,this.options);break;case"down":case"right":this.cursor=d(this.cursor,1,this.options);break;case"space":this.toggleValue();break}})}};class rt extends p{_mask="\u2022";get cursor(){return this._cursor}get masked(){return this.userInput.replaceAll(/./g,this._mask)}get userInputWithCursor(){if(this.state==="submit"||this.state==="cancel")return this.masked;const t=this.userInput;if(this.cursor>=t.length)return`${this.masked}${y(["inverse","hidden"],"_")}`;const e=this.masked,s=e.slice(0,this.cursor),i=e.slice(this.cursor);return`${s}${y("inverse",i[0])}${i.slice(1)}`}clear(){this._clearUserInput()}constructor({mask:t,...e}){super(e),this._mask=t??"\u2022",this.on("userInput",s=>{this._setValue(s)})}}class nt extends p{options;cursor=0;get _selectedValue(){return this.options[this.cursor]}changeValue(){this.value=this._selectedValue.value}constructor(t){super(t,!1),this.options=t.options;const e=this.options.findIndex(({value:i})=>i===t.initialValue),s=e===-1?0:e;this.cursor=this.options[s].disabled?d(s,1,this.options):s,this.changeValue(),this.on("cursor",i=>{switch(i){case"left":case"up":this.cursor=d(this.cursor,-1,this.options);break;case"down":case"right":this.cursor=d(this.cursor,1,this.options);break}this.changeValue()})}}class ot extends p{options;cursor=0;constructor(t){super(t,!1),this.options=t.options;const e=t.caseSensitive===!0,s=this.options.map(({value:[i]})=>e?i:i?.toLowerCase());this.cursor=Math.max(s.indexOf(t.initialValue),0),this.on("key",(i,n)=>{if(!i)return;const o=e&&n.shift?i.toUpperCase():i;if(!s.includes(o))return;const a=this.options.find(({value:[h]})=>e?h===o:h?.toLowerCase()===i);a&&(this.value=a.value,this.state="submit",this.emit("submit"))})}}class at extends p{get userInputWithCursor(){if(this.state==="submit")return this.userInput;const t=this.userInput;if(this.cursor>=t.length)return`${this.userInput}\u2588`;const e=t.slice(0,this.cursor),[s,...i]=t.slice(this.cursor);return`${e}${y("inverse",s)}${i.join("")}`}get cursor(){return this._cursor}constructor(t){super({...t,initialUserInput:t.initialUserInput??t.initialValue}),this.on("userInput",e=>{this._setValue(e)}),this.on("finalize",()=>{this.value||(this.value=t.defaultValue),this.value===void 0&&(this.value="")})}}export{H as AutocompletePrompt,Q as ConfirmPrompt,et as DatePrompt,st as GroupMultiSelectPrompt,it as MultiSelectPrompt,rt as PasswordPrompt,p as Prompt,ot as SelectKeyPrompt,nt as SelectPrompt,at as TextPrompt,z as block,O as getColumns,A as getRows,q as isCancel,u as settings,K as updateSettings,R as wrapTextWithPrefix};
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