feat(vue-tsc): support tracing

Proxy tracing API to `tsserverlibrary` fixes: vuejs#1375
blake-newman · Jun 6, 2022 · b96bd94 · b96bd94
1 parent 1630f5a
commit b96bd94
Showing 1 changed file with 12 additions and 0 deletions.
diff --git a/packages/vue-tsc/bin/vue-tsc.js b/packages/vue-tsc/bin/vue-tsc.js
@@ -32,6 +32,18 @@ fs.readFileSync = (...args) => {
             `function createProgram(rootNamesOrOptions, _options, _host, _oldProgram, _configFileParsingDiagnostics) {`,
             `function createProgram(rootNamesOrOptions, _options, _host, _oldProgram, _configFileParsingDiagnostics) { return require(${JSON.stringify(proxyPath)}).createProgramProxy(...arguments);`,
         );
+
+        // proxy tracing
+        tsc = tsc.replace(
+            `ts.startTracing = tracingEnabled.startTracing;`,
+            `ts.startTracing = require("typescript/lib/tsserverlibrary").startTracing;`,
+        );
+
+        tsc = tsc.replace(
+            `ts.dumpTracingLegend = tracingEnabled.dumpLegend;`,
+            `ts.dumpTracingLegend = require("typescript/lib/tsserverlibrary").dumpTracingLegend;`,
+        );
+
         return tsc;
     }
     return readFileSync(...args);