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esbuild.js

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const esbuild = require("esbuild")

const fs = require("fs")

const path = require("path")

const production = process.argv.includes("--production")

const watch = process.argv.includes("--watch")

/**

* @type {import('esbuild').Plugin}

*/

const esbuildProblemMatcherPlugin = {

name: "esbuild-problem-matcher",

setup(build) {

build.onStart(() => {

console.log("[watch] build started")

})

build.onEnd((result) => {

result.errors.forEach(({ text, location }) => {

console.error(`✘ [ERROR] ${text}`)

console.error(` ${location.file}:${location.line}:${location.column}:`)

})

console.log("[watch] build finished")

})

},

}

const copyWasmFiles = {

name: "copy-wasm-files",

setup(build) {

build.onEnd(() => {

// tree sitter

const sourceDir = path.join(__dirname, "node_modules", "web-tree-sitter")

const targetDir = path.join(__dirname, "dist")

// Copy tree-sitter.wasm

fs.copyFileSync(path.join(sourceDir, "tree-sitter.wasm"), path.join(targetDir, "tree-sitter.wasm"))

// Copy language-specific WASM files

const languageWasmDir = path.join(__dirname, "node_modules", "tree-sitter-wasms", "out")

const languages = [

"typescript",

"tsx",

"python",

"rust",

"javascript",

"go",

"cpp",

"c",

"c_sharp",

"ruby",

"java",

"php",

"swift",

]

languages.forEach((lang) => {

const filename = `tree-sitter-${lang}.wasm`

fs.copyFileSync(path.join(languageWasmDir, filename), path.join(targetDir, filename))

})

})

},

}

const extensionConfig = {

bundle: true,

minify: production,

sourcemap: !production,

logLevel: "silent",

plugins: [

copyWasmFiles,

/* add to the end of plugins array */

esbuildProblemMatcherPlugin,

],

entryPoints: ["src/extension.ts"],

format: "cjs",

sourcesContent: false,

platform: "node",

outfile: "dist/extension.js",

external: ["vscode"],

}

async function main() {

const extensionCtx = await esbuild.context(extensionConfig)

if (watch) {

await extensionCtx.watch()

} else {

await extensionCtx.rebuild()

await extensionCtx.dispose()

}

}

main().catch((e) => {

console.error(e)

process.exit(1)

})