feat: support switch ts compiler

lib/command.js

@@ -16,7 +16,7 @@ class Command extends BaseCommand {
     // https://github.com/node-modules/common-bin/blob/master/lib/command.js#L158
     this.options = {
       typescript: {
-        description: 'whether enable typescript support, will load `ts-node/register` etc',
+        description: 'whether enable typescript support, will load tscompiler on startup',
         type: 'boolean',
         alias: 'ts',
         default: undefined,
@@ -28,6 +28,13 @@ class Command extends BaseCommand {
         alias: 'dts',
         default: undefined,
       },
+
+      tscompiler: {
+        description: 'ts compiler, like ts-node、ts-eager、esbuild-register etc.',
+        type: 'string',
+        alias: 'tsc',
+        default: undefined,
+      },
     };
   }
 
@@ -68,21 +75,23 @@ class Command extends BaseCommand {
       argv.declarations = eggInfo.declarations === true;
     }
 
+    // read `egg.tscompiler` from package.json if not pass argv
+    if (argv.tscompiler === undefined && eggInfo) {
+      argv.tscompiler = eggInfo.tscompiler || 'ts-node/register';
+    }
+
     // read `egg.require` from package.json
     if (eggInfo && eggInfo.require && Array.isArray(eggInfo.require)) {
       execArgvObj.require = execArgvObj.require.concat(eggInfo.require);
     }
 
     // load ts-node
     if (argv.typescript) {
-      execArgvObj.require.push(require.resolve('ts-node/register'));
+      execArgvObj.require.push(require.resolve(argv.tscompiler));
 
       // tell egg loader to load ts file
       env.EGG_TYPESCRIPT = 'true';
 
-      // use type check
-      env.TS_NODE_TYPE_CHECK = process.env.TS_NODE_TYPE_CHECK || 'true';
-
       // load files from tsconfig on startup
       env.TS_NODE_FILES = process.env.TS_NODE_FILES || 'true';
     }

package.json

@@ -42,6 +42,7 @@
     "egg": "^2.20.2",
     "egg-mock": "^3.22.1",
     "enzyme": "^2.0.0",
+    "esbuild-register": "^2.5.0",
     "eslint": "^4.12.1",
     "eslint-config-egg": "^7.3.1",
     "jsdom": "^8.0.1",

test/fixtures/example-ts-pkg/agent.js

@@ -3,4 +3,5 @@
 
 module.exports = agent => {
   console.log(`agent.options.typescript = ${agent.options.typescript}`);
+  console.log(`agent.options.tscompiler = ${agent.options.tscompiler}`);
 };

test/ts.test.js

@@ -106,19 +106,19 @@ describe('test/ts.test.js', () => {
 
     it('should correct error stack line number in testing app', () => {
       return coffee.fork(eggBin, [ 'test' ], { cwd })
-        // .debug()
+        .debug()
         .expect('stdout', /error/)
-        .expect('stdout', /at Context\.it .+index\.test\.ts:8:11\)/)
-        .expect('stdout', /at Context\.it .+index\.test\.ts:14:5\)/)
+        .expect('stdout', /test\/index\.test\.ts:8:11\)/)
+        .expect('stdout', /test\/index\.test\.ts:14:5\)/)
         .end();
     });
 
     it('should correct error stack line number in covering app', () => {
       return coffee.fork(eggBin, [ 'test' ], { cwd })
         // .debug()
         .expect('stdout', /error/)
-        .expect('stdout', /at Context\.it .+index\.test\.ts:8:11\)/)
-        .expect('stdout', /at Context\.it .+index\.test\.ts:14:5\)/)
+        .expect('stdout', /test\/index\.test\.ts:8:11\)/)
+        .expect('stdout', /test\/index\.test\.ts:14:5\)/)
         .end();
     });
   });
@@ -152,6 +152,16 @@ describe('test/ts.test.js', () => {
         .end();
     });
 
+    it('should start app with other tscompiler without error', () => {
+      return coffee.fork(eggBin, [ 'dev', '--ts', '--tscompiler=esbuild-register' ], { cwd })
+        // .debug()
+        .expect('stdout', /agent.options.typescript = true/)
+        .expect('stdout', /agent.options.tscompiler = esbuild-register/)
+        .expect('stdout', /started/)
+        .expect('code', 0)
+        .end();
+    });
+
     it('should test app', () => {
       return coffee.fork(eggBin, [ 'test' ], { cwd })
         // .debug()