57 lines
1.4 KiB
JavaScript
57 lines
1.4 KiB
JavaScript
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const fs = require("fs");
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const process = require("process");
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const path = require("path");
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const input = process.argv[2];
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const outputJs = process.argv[3];
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const temp = process.argv[4];
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const svelte = require("svelte/compiler");
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const source = fs.readFileSync(input, "utf8");
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const preprocessOptions = require("svelte-preprocess")({});
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preprocessOptions.filename = input;
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const svelte2tsx = require("svelte2tsx");
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let tsoutput = svelte2tsx(source, {
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filename: input,
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strictMode: true,
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isTsFile: true,
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});
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let codeLines = tsoutput.code.split("\n");
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// replace the "///<reference types="svelte" />" with a line
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// turning off checking, as we'll use svelte-check for that
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codeLines[0] = "// @ts-nocheck";
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const outputBase = path.basename(outputJs.replace(".mjs", ".tsx"));
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const outputTs = path.join(temp, outputBase);
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fs.writeFileSync(outputTs, codeLines.join("\n"));
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svelte.preprocess(source, preprocessOptions).then(
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(processed) => {
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let result;
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try {
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result = svelte.compile(processed.toString(), {
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format: "esm",
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generate: "dom",
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filename: outputJs,
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});
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} catch (err) {
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console.log(`compile failed: ${err}`);
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return;
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}
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if (result.warnings.length > 0) {
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console.log(`warnings during compile: ${result.warnings}`);
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return;
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}
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let code = result.js.code;
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fs.writeFileSync(outputJs, code);
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},
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(error) => {
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console.log(`preprocess failed: ${error}`);
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}
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);
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