97 lines
2.5 KiB
JavaScript
97 lines
2.5 KiB
JavaScript
#!/usr/bin/env node
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import fs from "fs";
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import path from "path";
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import indentString from "indent-string";
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import chokidar from "chokidar";
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import chalk from "chalk";
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import { Command } from "commander";
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import glob from "glob";
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const processFile = (fileName, seen = []) => {
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const normalizedFileName = path.resolve(fileName);
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if (seen.includes(normalizedFileName)) {
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throw new Error(`Recursive dependency for file ${fileName}`);
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}
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const fileContents = fs.readFileSync(fileName, "utf-8");
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if (!fileName.endsWith(".squiggleU")) {
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return fileContents;
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}
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const regex = /\@import\(\s*([^)]+?)\s*\)/g;
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const matches = Array.from(fileContents.matchAll(regex)).map((r) =>
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r[1].split(/\s*,\s*/)
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);
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const newContent = fileContents.replaceAll(regex, "");
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const appendings = [];
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matches.forEach((r) => {
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const importFileName = r[0];
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const rename = r[1];
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const item = fs.statSync(importFileName);
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if (item.isFile()) {
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const data = processFile(importFileName, [...seen, normalizedFileName]);
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if (data) {
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const importString = `${rename} = {\n${indentString(data, 2)}\n}\n`;
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appendings.push(importString);
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}
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} else {
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console.log(
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chalk.red(`Import Error`) +
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`: ` +
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chalk.cyan(importFileName) +
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` not found in file ` +
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chalk.cyan(fileName) +
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`. Make sure the @import file names all exist in this repo.`
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);
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}
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});
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const imports = appendings.join("\n");
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const newerContent = imports.concat(newContent);
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return newerContent;
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};
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const run = (fileName) => {
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const content = processFile(fileName);
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const parsedPath = path.parse(path.resolve(fileName));
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const newFilename = `${parsedPath.dir}/${parsedPath.name}.squiggle`;
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fs.writeFileSync(newFilename, content);
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console.log(chalk.cyan(`Updated ${fileName} -> ${newFilename}`));
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};
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const compile = () => {
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glob("**/*.squiggleU", (_err, files) => {
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files.forEach(run);
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});
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};
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const watch = () => {
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chokidar
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.watch("**.squiggleU")
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.on("ready", () => console.log(chalk.green("Ready!")))
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.on("change", (event, _) => {
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run(event);
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});
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};
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const program = new Command();
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program
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.name("squiggle-utils")
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.description("CLI to transform squiggle files with @imports")
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.version("0.0.1");
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program
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.command("watch")
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.description("watch files and compile on the fly")
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.action(watch);
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program
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.command("compile")
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.description("compile all .squiggleU files into .squiggle files")
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.action(compile);
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program.parse();
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