import * as fs from "fs"; import * as path from "path"; import * as assert from "assert"; import { svelte } from "../helpers.js"; import { SourceMapConsumer } from "source-map"; import { getLocator } from "locate-character"; describe("sourcemaps", () => { fs.readdirSync("test/sourcemaps/samples").forEach(dir => { if (dir[0] === ".") return; // add .solo to a sample directory name to only run that test const solo = /\.solo/.test(dir); const skip = /\.skip/.test(dir); if (solo && process.env.CI) { throw new Error("Forgot to remove `solo: true` from test"); } (solo ? it.only : skip ? it.skip : it)(dir, () => { const filename = path.resolve( `test/sourcemaps/samples/${dir}/input.svelte` ); const outputFilename = path.resolve( `test/sourcemaps/samples/${dir}/output` ); const input = fs.readFileSync(filename, "utf-8").replace(/\s+$/, ""); const { js, css } = svelte.compile(input, { filename, outputFilename: `${outputFilename}.js`, cssOutputFilename: `${outputFilename}.css` }); const _code = js.code.replace(/Svelte v\d+\.\d+\.\d+/, match => match.replace(/\d/g, 'x')); fs.writeFileSync( `${outputFilename}.js`, `${_code}\n//# sourceMappingURL=output.js.map` ); fs.writeFileSync( `${outputFilename}.js.map`, JSON.stringify(js.map, null, " ") ); if (css.code) { fs.writeFileSync( `${outputFilename}.css`, `${css.code}\n/*# sourceMappingURL=output.css.map */` ); fs.writeFileSync( `${outputFilename}.css.map`, JSON.stringify(css.map, null, " ") ); } assert.deepEqual(js.map.sources, ["input.svelte"]); if (css.map) assert.deepEqual(css.map.sources, ["input.svelte"]); const { test } = require(`./samples/${dir}/test.js`); const locateInSource = getLocator(input); const smc = new SourceMapConsumer(js.map); const locateInGenerated = getLocator(_code); const smcCss = css.map && new SourceMapConsumer(css.map); const locateInGeneratedCss = getLocator(css.code || ''); test({ assert, code: _code, map: js.map, smc, smcCss, locateInSource, locateInGenerated, locateInGeneratedCss }); }); }); });