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Revert "Mostly refactor prompt input (search/file saving) to use input loop shared with normal functionality"
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This reverts commit 9afeed41cd.
This commit is contained in:
Timothy Warren 2024-07-02 13:41:16 -04:00
parent 9afeed41cd
commit 32f9ef3bba
11 changed files with 293 additions and 431 deletions
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6
src/bun/file_io.ts
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@ -1,18 +1,16 @@
if (!('Bun' in globalThis)) throw new Error('This module requires Bun');
import { IFileIO } from '../common/runtime.ts';
import { appendFile } from 'node:fs/promises';
const BunFileIO: IFileIO = {
openFile: async (path: string): Promise<string> => {
const file = await globalThis.Bun.file(path);
const file = await Bun.file(path);
return await file.text();
},
appendFile: async function (path: string, contents: string): Promise<void> {
return await appendFile(path, contents);
},
saveFile: async function (path: string, contents: string): Promise<void> {
await globalThis.Bun.write(path, contents);
await Bun.write(path, contents);
return;
},
};

1
src/bun/mod.ts
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@ -1,4 +1,3 @@
if (!('Bun' in globalThis)) throw new Error('This module requires Bun');
/**
* The main entrypoint when using Bun as the runtime
*/

1
src/bun/terminal_io.ts
View File

@ -1,4 +1,3 @@
if (!('Bun' in globalThis)) throw new Error('This module requires Bun');
/**
* Wrap the runtime-specific hook into stdin
*/

1
src/bun/test_base.ts
View File

@ -1,4 +1,3 @@
if (!('Bun' in globalThis)) throw new Error('This module requires Bun');
/**
* Adapt the bun test interface to the shared testing interface
*/

686
src/common/editor.ts
View File

@ -8,170 +8,108 @@ import {
ctrlKey,
isControl,
maxAdd,
none,
posSub,
readKey,
some,
strlen,
truncate,
} from './fns.ts';
import { log, LogLevel } from './runtime.ts';
import { getRuntime, log, LogLevel } from './runtime.ts';
import { ITerminalSize, Position } from './types.ts';
export enum EditorMode {
Normal = 'Normal',
Find = 'Find',
Save = 'Save',
Prompt = 'Prompt',
}
class Prompt {
private constructor(
public basePrompt: string,
private callback: (query: string, char: string) => void,
public key: string = '',
public answer: string = '',
) {}
public static from(
basePrompt: string,
callback: (query: string, char: string) => void = (
query: string,
key: string,
) => {
log('Default prompt callback', LogError.Warning);
},
): Prompt {
return new Prompt(basePrompt, callback);
}
public backspace(): void {
this.answer = truncate(this.answer, strlen(this.answer) - 1);
}
public append(char: string): void {
this.answer += char;
}
public cb(): void {
this.callback(this.answer, this.key);
}
public render(): string {
if (this.basePrompt.includes('%s')) {
return this.basePrompt.replace('%s', this.answer);
} else {
return `${this.basePrompt}${this.answer}`;
}
}
}
class Editor {
/**
* How to handle the stdin stream
* @private
*/
public mode: EditorMode = EditorMode.Normal;
/**
* The document being edited
* @private
*/
public document: Document;
#document: Document;
/**
* The output buffer for the terminal
* @private
*/
protected buffer: Buffer;
#buffer: Buffer;
/**
* The size of the screen in rows/columns
* @private
*/
protected screen: ITerminalSize;
#screen: ITerminalSize;
/**
* The current location of the mouse cursor
* @private
*/
protected cursor: Position;
#cursor: Position;
/**
* The current scrolling offset
*/
protected offset: Position;
#offset: Position;
/**
* The scrolling offset for the rendered row
* @private
*/
protected renderX: number = 0;
#renderX: number = 0;
/**
* The name of the currently open file
* @private
*/
protected filename: string = '';
/**
* Current input prompt state
*/
public _prompt: Prompt | null = null;
#filename: string = '';
/**
* A message to display at the bottom of the screen
* @private
*/
public statusMessage: string = '';
#statusMessage: string = '';
/**
* Timeout for status messages
* @private
*/
protected statusTimeout: number = 0;
#statusTimeout: number = 0;
/**
* The number of times required to quit a dirty document
* @private
*/
protected quitTimes: number = SCROLL_QUIT_TIMES;
#quitTimes: number = SCROLL_QUIT_TIMES;
constructor(terminalSize: ITerminalSize) {
this.buffer = new Buffer();
this.#buffer = new Buffer();
// Subtract two rows from the terminal size
// for displaying the status bar
// and message bar
this.screen = terminalSize;
this.screen.rows -= 2;
this.#screen = terminalSize;
this.#screen.rows -= 2;
this.cursor = Position.default();
this.offset = Position.default();
this.document = Document.default();
this.#cursor = Position.default();
this.#offset = Position.default();
this.#document = Document.default();
}
private get numRows(): number {
return this.document.numRows;
return this.#document.numRows;
}
private get currentRow(): Row | null {
return this.document.row(this.cursor.y);
return this.#document.row(this.#cursor.y);
}
public async open(filename: string): Promise<Editor> {
await this.document.open(filename);
this.filename = filename;
await this.#document.open(filename);
this.#filename = filename;
return this;
}
public async save(): Promise<void> {
if (this.filename !== '') {
await this.document.save(this.filename);
this.setStatusMessage(`${this.filename} was saved to disk.`);
return;
if (this.#filename === '') {
const filename = await this.prompt('Save as: %s (ESC to cancel)');
if (filename === null) {
this.setStatusMessage('Save aborted');
return;
}
this.#filename = filename;
}
this.prompt('Save as: %s (ESC to cancel)', (name: string, key: string) => {
if (key === KeyCommand.Enter) {
this.mode = EditorMode.Normal;
this.filename = name;
return this.save();
}
if (name === null || key === KeyCommand.Escape) {
this.mode = EditorMode.Normal;
this.setStatusMessage('Save aborted');
}
});
await this.#document.save(this.#filename);
this.setStatusMessage(`${this.#filename} was saved to disk.`);
}
// --------------------------------------------------------------------------
@ -183,96 +121,204 @@ class Editor {
* @param input - the decoded chunk of stdin
*/
public async processKeyPress(input: string): Promise<boolean> {
switch (this.mode) {
case EditorMode.Find:
log(this, LogLevel.Debug);
// this._prompt = Prompt.from('Search: %s (Use ESC/Arrows/Enter)');
this.find();
this.processPromptKeyPress(input);
// this.find();
return true;
switch (input) {
// ----------------------------------------------------------------------
// Ctrl-key chords
// ----------------------------------------------------------------------
case ctrlKey('f'):
await this.find();
break;
case EditorMode.Save:
log(this, LogLevel.Debug);
this.save();
this.processPromptKeyPress(input);
// this.save();
return true;
case ctrlKey('s'):
await this.save();
break;
case EditorMode.Prompt:
return this.processPromptKeyPress(input);
case ctrlKey('q'):
if (this.#quitTimes > 0 && this.#document.dirty) {
this.setStatusMessage(
'WARNING!!! File has unsaved changes. ' +
`Press Ctrl-Q ${this.#quitTimes} more times to quit.`,
);
this.#quitTimes--;
return true;
}
await this.clearScreen();
return false;
case EditorMode.Normal: // fall through
default:
return this.processNormalKeyPress(input);
}
// ----------------------------------------------------------------------
// Movement keys
// ----------------------------------------------------------------------
await this.refreshScreen();
}
case KeyCommand.Home:
this.#cursor.x = 0;
break;
public prompt(
p: string,
callback: (query: string, char: string) => void,
): string | null {
if (this._prompt === null) {
this._prompt = Prompt.from(p, callback);
}
switch (this._prompt.key) {
// End the prompt
case KeyCommand.Escape:
this.mode = EditorMode.Normal;
this.setStatusMessage('');
return null;
// Return the input and end the prompt
case KeyCommand.Enter:
this.mode = EditorMode.Normal;
if (this._prompt.answer.length > 0) {
this.setStatusMessage('');
return this._prompt.answer;
case KeyCommand.End:
if (this.currentRow !== null) {
this.#cursor.x = this.currentRow.size;
}
break;
default:
// Nothing to do here
case KeyCommand.PageUp:
case KeyCommand.PageDown:
{
if (input === KeyCommand.PageUp) {
this.#cursor.y = this.#offset.y;
} else if (input === KeyCommand.PageDown) {
this.#cursor.y = maxAdd(
this.#offset.y,
this.#screen.rows - 1,
this.numRows,
);
}
let times = this.#screen.rows;
while (times--) {
this.moveCursor(
input === KeyCommand.PageUp
? KeyCommand.ArrowUp
: KeyCommand.ArrowDown,
);
}
}
break;
case KeyCommand.ArrowUp:
case KeyCommand.ArrowDown:
case KeyCommand.ArrowRight:
case KeyCommand.ArrowLeft:
this.moveCursor(input);
break;
// ----------------------------------------------------------------------
// Text manipulation keys
// ----------------------------------------------------------------------
case KeyCommand.Enter:
this.#document.insertNewline(this.#cursor);
this.#cursor.x = 0;
this.#cursor.y++;
break;
case KeyCommand.Delete:
this.#document.delete(this.#cursor);
break;
case KeyCommand.Backspace:
{
if (this.#cursor.x > 0 || this.#cursor.y > 0) {
this.moveCursor(KeyCommand.ArrowLeft);
this.#document.delete(this.#cursor);
}
}
break;
// ----------------------------------------------------------------------
// Direct input
// ----------------------------------------------------------------------
default: {
if (!this.shouldFilter(input)) {
this.#document.insert(this.#cursor, input);
this.#cursor.x++;
}
}
}
return this._prompt.answer ?? null;
if (this.#quitTimes < SCROLL_QUIT_TIMES) {
this.#quitTimes = SCROLL_QUIT_TIMES;
this.setStatusMessage('');
}
return true;
}
public async prompt(
p: string,
callback?: (query: string, char: string) => void,
): Promise<string | null> {
const { term } = await getRuntime();
let res = '';
const maybeCallback = (query: string, char: string) => {
if (callback !== undefined) {
callback(query, char);
}
};
outer: while (true) {
if (p.includes('%s')) {
this.setStatusMessage(p.replace('%s', res));
} else {
this.setStatusMessage(`${p}${res}`);
}
await this.refreshScreen();
for await (const chunk of term.inputLoop()) {
const char = readKey(chunk);
if (none(char)) {
continue;
}
switch (char) {
// Remove the last character from the prompt input
case KeyCommand.Backspace:
case KeyCommand.Delete:
res = truncate(res, res.length - 1);
maybeCallback(res, char);
continue outer;
// End the prompt
case KeyCommand.Escape:
this.setStatusMessage('');
maybeCallback(res, char);
return null;
// Return the input and end the prompt
case KeyCommand.Enter:
if (res.length > 0) {
this.setStatusMessage('');
maybeCallback(res, char);
return res;
}
break;
// Add to the prompt result
default:
if (!isControl(char)) {
res += char;
}
}
maybeCallback(res, char);
}
}
}
/**
* Find text within the document. This is roughly equivalent to the
* `editorFindCallback` function in the kilo tutorial.
*/
public find(): void {
const savedCursor = Position.from(this.cursor);
const savedOffset = Position.from(this.offset);
public async find(): Promise<void> {
const savedCursor = Position.from(this.#cursor);
const savedOffset = Position.from(this.#offset);
this.prompt(
const query = await this.prompt(
'Search: %s (Use ESC/Arrows/Enter)',
(query: string, key: string) => {
if (key === KeyCommand.Enter || key === KeyCommand.Escape) {
this.mode = EditorMode.Normal;
if (key === KeyCommand.Escape) {
this.document.resetFind();
// Return to document position before search
// when you cancel the search (press the escape key)
if (query === null) {
this.cursor = Position.from(savedCursor);
this.offset = Position.from(savedOffset);
}
this.#document.resetFind();
}
return null;
}
if (query.length > 0) {
const pos = this.document.find(query, key);
if (some(query) && query.length > 0) {
const pos = this.#document.find(query, key);
if (pos !== null) {
// We have a match here
this.cursor = pos;
this.#cursor = pos;
this.scroll();
} else {
this.setStatusMessage('Not found');
@ -280,6 +326,13 @@ class Editor {
}
},
);
// Return to document position before search
// when you cancel the search (press the escape key)
if (query === null) {
this.#cursor = Position.from(savedCursor);
this.#offset = Position.from(savedOffset);
}
}
/**
@ -309,61 +362,63 @@ class Editor {
private moveCursor(char: string): void {
switch (char) {
case KeyCommand.ArrowLeft:
if (this.cursor.x > 0) {
this.cursor.x--;
} else if (this.cursor.y > 0) {
this.cursor.y--;
this.cursor.x = (this.currentRow !== null) ? this.currentRow.size : 0;
if (this.#cursor.x > 0) {
this.#cursor.x--;
} else if (this.#cursor.y > 0) {
this.#cursor.y--;
this.#cursor.x = (this.currentRow !== null)
? this.currentRow.size
: 0;
}
break;
case KeyCommand.ArrowRight:
if (
this.currentRow !== null && this.cursor.x < this.currentRow.size
this.currentRow !== null && this.#cursor.x < this.currentRow.size
) {
this.cursor.x++;
this.#cursor.x++;
} else if (
this.currentRow !== null &&
this.cursor.x === this.currentRow.size
this.#cursor.x === this.currentRow.size
) {
this.cursor.y++;
this.cursor.x = 0;
this.#cursor.y++;
this.#cursor.x = 0;
}
break;
case KeyCommand.ArrowUp:
if (this.cursor.y > 0) {
this.cursor.y--;
if (this.#cursor.y > 0) {
this.#cursor.y--;
}
break;
case KeyCommand.ArrowDown:
if (this.cursor.y < this.numRows) {
this.cursor.y++;
if (this.#cursor.y < this.numRows) {
this.#cursor.y++;
}
break;
}
const rowLen = this.currentRow?.size ?? 0;
if (this.cursor.x > rowLen) {
this.cursor.x = rowLen;
if (this.#cursor.x > rowLen) {
this.#cursor.x = rowLen;
}
}
private scroll(): void {
this.renderX = 0;
this.#renderX = 0;
if (this.currentRow !== null) {
this.renderX = this.currentRow.cxToRx(this.cursor.x);
this.#renderX = this.currentRow.cxToRx(this.#cursor.x);
}
if (this.cursor.y < this.offset.y) {
this.offset.y = this.cursor.y;
if (this.#cursor.y < this.#offset.y) {
this.#offset.y = this.#cursor.y;
}
if (this.cursor.y >= this.offset.y + this.screen.rows) {
this.offset.y = this.cursor.y - this.screen.rows + 1;
if (this.#cursor.y >= this.#offset.y + this.#screen.rows) {
this.#offset.y = this.#cursor.y - this.#screen.rows + 1;
}
if (this.renderX < this.offset.x) {
this.offset.x = this.renderX;
if (this.#renderX < this.#offset.x) {
this.#offset.x = this.#renderX;
}
if (this.renderX >= this.offset.x + this.screen.cols) {
this.offset.x = this.renderX - this.screen.cols + 1;
if (this.#renderX >= this.#offset.x + this.#screen.cols) {
this.#offset.x = this.#renderX - this.#screen.cols + 1;
}
}
@ -373,8 +428,8 @@ class Editor {
public setStatusMessage(msg: string): void {
// TODO: consider some sort of formatting for passed strings
this.statusMessage = msg;
this.statusTimeout = Date.now();
this.#statusMessage = msg;
this.#statusTimeout = Date.now();
}
/**
@ -382,281 +437,106 @@ class Editor {
*/
public async refreshScreen(): Promise<void> {
this.scroll();
this.buffer.append(Ansi.HideCursor);
this.buffer.append(Ansi.ResetCursor);
this.#buffer.append(Ansi.HideCursor);
this.#buffer.append(Ansi.ResetCursor);
this.drawRows();
this.drawStatusBar();
this.drawMessageBar();
this.buffer.append(
this.#buffer.append(
Ansi.moveCursor(
this.cursor.y - this.offset.y,
this.renderX - this.offset.x,
this.#cursor.y - this.#offset.y,
this.#renderX - this.#offset.x,
),
);
this.buffer.append(Ansi.ShowCursor);
this.#buffer.append(Ansi.ShowCursor);
await this.buffer.flush();
await this.#buffer.flush();
}
public async clearScreen(): Promise<void> {
this.buffer.append(Ansi.ClearScreen);
this.buffer.append(Ansi.ResetCursor);
private async clearScreen(): Promise<void> {
this.#buffer.append(Ansi.ClearScreen);
this.#buffer.append(Ansi.ResetCursor);
await this.buffer.flush();
await this.#buffer.flush();
}
private drawRows(): void {
for (let y = 0; y < this.screen.rows; y++) {
this.buffer.append(Ansi.ClearLine);
const fileRow = y + this.offset.y;
for (let y = 0; y < this.#screen.rows; y++) {
this.#buffer.append(Ansi.ClearLine);
const fileRow = y + this.#offset.y;
if (fileRow >= this.numRows) {
this.drawPlaceholderRow(fileRow);
} else {
this.drawFileRow(fileRow);
}
this.buffer.appendLine();
this.#buffer.appendLine();
}
}
private drawFileRow(y: number): void {
const row = this.document.row(y);
const row = this.#document.row(y);
if (row === null) {
log(`Trying to draw non-existent row '${y}'`, LogLevel.Warning);
return this.drawPlaceholderRow(y);
}
const len = Math.min(
posSub(row.rsize, this.offset.x),
this.screen.cols,
posSub(row.rsize, this.#offset.x),
this.#screen.cols,
);
this.buffer.append(row.render(this.offset.x, len));
this.#buffer.append(row.render(this.#offset.x, len));
}
private drawPlaceholderRow(y: number): void {
if (y === Math.trunc(this.screen.rows / 2) && this.document.isEmpty()) {
if (y === Math.trunc(this.#screen.rows / 2) && this.#document.isEmpty()) {
const message = `Scroll editor -- version ${SCROLL_VERSION}`;
const messageLen = (message.length > this.screen.cols)
? this.screen.cols
const messageLen = (message.length > this.#screen.cols)
? this.#screen.cols
: message.length;
let padding = Math.trunc((this.screen.cols - messageLen) / 2);
let padding = Math.trunc((this.#screen.cols - messageLen) / 2);
if (padding > 0) {
this.buffer.append('~');
this.#buffer.append('~');
padding -= 1;
this.buffer.append(' '.repeat(padding));
this.#buffer.append(' '.repeat(padding));
}
this.buffer.append(message, messageLen);
this.#buffer.append(message, messageLen);
} else {
this.buffer.append('~');
this.#buffer.append('~');
}
}
private drawStatusBar(): void {
this.buffer.append(Ansi.InvertColor);
const name = (this.filename !== '') ? this.filename : '[No Name]';
const modified = (this.document.dirty) ? '(modified)' : '';
this.#buffer.append(Ansi.InvertColor);
const name = (this.#filename !== '') ? this.#filename : '[No Name]';
const modified = (this.#document.dirty) ? '(modified)' : '';
const status = `${truncate(name, 20)} - ${this.numRows} lines ${modified}`;
const rStatus = `${this.cursor.y + 1}/${this.numRows}`;
let len = Math.min(status.length, this.screen.cols);
this.buffer.append(status, len);
const rStatus = `${this.#cursor.y + 1}/${this.numRows}`;
let len = Math.min(status.length, this.#screen.cols);
this.#buffer.append(status, len);
while (len < this.screen.cols) {
if (this.screen.cols - len === rStatus.length) {
this.buffer.append(rStatus);
while (len < this.#screen.cols) {
if (this.#screen.cols - len === rStatus.length) {
this.#buffer.append(rStatus);
break;
} else {
this.buffer.append(' ');
this.#buffer.append(' ');
len++;
}
}
this.buffer.appendLine(Ansi.ResetFormatting);
this.#buffer.appendLine(Ansi.ResetFormatting);
}
private drawMessageBar(): void {
this.buffer.append(Ansi.ClearLine);
const msgLen = this.statusMessage.length;
if (msgLen > 0 && (Date.now() - this.statusTimeout < 5000)) {
this.buffer.append(this.statusMessage, this.screen.cols);
this.#buffer.append(Ansi.ClearLine);
const msgLen = this.#statusMessage.length;
if (msgLen > 0 && (Date.now() - this.#statusTimeout < 5000)) {
this.#buffer.append(this.#statusMessage, this.#screen.cols);
}
}
// --------------------------------------------------------------------------
// Terminal input parsing
// --------------------------------------------------------------------------
private async processNormalKeyPress(input: string): Promise<boolean> {
switch (input) {
// ----------------------------------------------------------------------
// Ctrl-key chords
// ----------------------------------------------------------------------
case ctrlKey('f'):
this.mode = EditorMode.Find;
// break;
return this.processKeyPress(input);
case ctrlKey('s'):
this.mode = EditorMode.Save;
return this.processKeyPress(input);
// await this.save();
// break;
case ctrlKey('q'):
if (this.quitTimes > 0 && this.document.dirty) {
this.setStatusMessage(
'WARNING!!! File has unsaved changes. ' +
`Press Ctrl-Q ${this.quitTimes} more times to quit.`,
);
this.quitTimes--;
return true;
}
await this.clearScreen();
return false;
// ----------------------------------------------------------------------
// Movement keys
// ----------------------------------------------------------------------
case KeyCommand.Home:
this.cursor.x = 0;
break;
case KeyCommand.End:
if (this.currentRow !== null) {
this.cursor.x = this.currentRow.size;
}
break;
case KeyCommand.PageUp:
case KeyCommand.PageDown:
{
if (input === KeyCommand.PageUp) {
this.cursor.y = this.offset.y;
} else if (input === KeyCommand.PageDown) {
this.cursor.y = maxAdd(
this.offset.y,
this.screen.rows - 1,
this.numRows,
);
}
let times = this.screen.rows;
while (times--) {
this.moveCursor(
input === KeyCommand.PageUp
? KeyCommand.ArrowUp
: KeyCommand.ArrowDown,
);
}
}
break;
case KeyCommand.ArrowUp:
case KeyCommand.ArrowDown:
case KeyCommand.ArrowRight:
case KeyCommand.ArrowLeft:
this.moveCursor(input);
break;
// ----------------------------------------------------------------------
// Text manipulation keys
// ----------------------------------------------------------------------
case KeyCommand.Enter:
this.document.insertNewline(this.cursor);
this.cursor.x = 0;
this.cursor.y++;
break;
case KeyCommand.Delete:
this.document.delete(this.cursor);
break;
case KeyCommand.Backspace:
{
if (this.cursor.x > 0 || this.cursor.y > 0) {
this.moveCursor(KeyCommand.ArrowLeft);
this.document.delete(this.cursor);
}
}
break;
// ----------------------------------------------------------------------
// Direct input
// ----------------------------------------------------------------------
default: {
if (!this.shouldFilter(input)) {
this.document.insert(this.cursor, input);
this.cursor.x++;
}
}
}
if (this.quitTimes < SCROLL_QUIT_TIMES) {
this.quitTimes = SCROLL_QUIT_TIMES;
this.setStatusMessage('');
}
return true;
}
private async processPromptKeyPress(char: string): Promise<boolean> {
log(char, LogLevel.Debug);
log(this, LogLevel.Debug);
if (this._prompt === null) {
log('Prompt should not be null here', LogLevel.Warning);
this.mode = EditorMode.Normal;
return true;
}
this.setStatusMessage(this._prompt.render());
await this.refreshScreen();
this._prompt.key = char;
switch (char) {
// Remove the last character from the prompt input
case KeyCommand.Backspace:
case KeyCommand.Delete:
this._prompt.backspace();
this._prompt.cb();
break;
// End the prompt
case KeyCommand.Escape:
this.mode = EditorMode.Normal;
this.setStatusMessage('');
this._prompt.cb();
break;
// Return the input and end the prompt
case KeyCommand.Enter:
this.mode = EditorMode.Normal;
if (this._prompt.answer.length > 0) {
this.setStatusMessage('');
this._prompt.cb();
}
break;
// Add to the prompt result
default:
if (!isControl(char)) {
this._prompt.append(char);
}
}
// this.setStatusMessage(this._prompt.render());
// await this.refreshScreen();
return true;
}
}
export default Editor;

3
src/common/main.ts
View File

@ -51,6 +51,9 @@ export async function main() {
if (!shouldLoop) {
return;
}
// Render output
await editor.refreshScreen();
}
}
}

13
src/common/runtime.ts
View File

@ -30,7 +30,7 @@ let scrollRuntime: IRuntime | null = null;
export function log(s: unknown, level: LogLevel = LogLevel.Notice): void {
getRuntime().then(({ file }) => {
const raw = JSON.stringify(s, null, 2);
const raw = typeof s === 'string' ? s : JSON.stringify(s, null, 2);
const output = `${level}: ${raw}\n`;
const outputFile = (level === LogLevel.Error)
@ -85,16 +85,13 @@ export async function getRuntime(): Promise<IRuntime> {
const pkg = await import(path);
if ('default' in pkg) {
scrollRuntime = pkg.default;
if (scrollRuntime !== null) {
return Promise.resolve(scrollRuntime);
}
}
if (scrollRuntime !== null) {
return Promise.resolve(scrollRuntime);
}
return Promise.reject('Missing default import');
}
return Promise.resolve(scrollRuntime);
return Promise.reject('Missing default import');
}
/**

4
src/deno/file_io.ts
View File

@ -1,7 +1,3 @@
if (!('Deno' in globalThis)) {
throw new Error('This module requires Deno to run');
}
import { IFileIO } from '../common/runtime.ts';
const DenoFileIO: IFileIO = {

3
src/deno/mod.ts
View File

@ -1,6 +1,3 @@
if (!('Deno' in globalThis)) {
throw new Error('This module requires Deno to run');
}
/**
* The main entrypoint when using Deno as the runtime
*/

3
src/deno/terminal_io.ts
View File

@ -1,6 +1,3 @@
if (!('Deno' in globalThis)) {
throw new Error('This module requires Deno to run');
}
import { readKey } from '../common/fns.ts';
import { ITerminal, ITerminalSize } from '../common/types.ts';

3
src/deno/test_base.ts
View File

@ -1,6 +1,3 @@
if (!('Deno' in globalThis)) {
throw new Error('This module requires Deno to run');
}
import { ITestBase } from '../common/types.ts';
import { stdAssert } from './deps.ts';
const {