build: switch pydance from tsc to esbuild for faster bundling

pydance/.vscodeignore

@@ -12,26 +12,6 @@ vsc-extension-quickstart.md
 test/**
 .github/**
 **/*.vsix
-node_modules/**/test/**
-node_modules/**/tests/**
-node_modules/**/spec/**
-node_modules/**/example/**
-node_modules/**/examples/**
-node_modules/**/demo/**
-node_modules/**/demos/**
-node_modules/**/docs/**
-node_modules/**/doc/**
-node_modules/**/*.md
-node_modules/**/*.markdown
-node_modules/**/LICENSE*
-node_modules/**/LICENCE*
-node_modules/**/license*
-node_modules/**/licence*
-node_modules/**/.npmignore
-node_modules/**/.gitignore
-node_modules/**/.editorconfig
-node_modules/**/.eslintrc*
-node_modules/**/.prettierrc*
-node_modules/**/Makefile
-node_modules/**/Gulpfile.js
-node_modules/**/Gruntfile.js
+node_modules/**
+esbuild.js
+**/*.map

pydance/esbuild.js

@@ -0,0 +1,54 @@
+const esbuild = require('esbuild');
+
+const production = process.argv.includes('--production');
+const watch = process.argv.includes('--watch');
+
+async function main() {
+    const ctx = await esbuild.context({
+        entryPoints: ['src/extension.ts'],
+        bundle: true,
+        format: 'cjs',
+        minify: production,
+        sourcemap: !production,
+        sourcesContent: false,
+        platform: 'node',
+        outfile: 'out/extension.js',
+        external: ['vscode'],
+        logLevel: 'info',
+        plugins: [
+            /* add to the end of plugins array */
+            esbuildProblemMatcherPlugin,
+        ],
+    });
+    if (watch) {
+        await ctx.watch();
+    } else {
+        await ctx.rebuild();
+        await ctx.dispose();
+    }
+}
+
+/**
+ * @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');
+        });
+    },
+};
+
+main().catch(e => {
+    console.error(e);
+    process.exit(1);
+});