Cache compile results

src/compiler/astgen.js

@@ -1166,7 +1166,8 @@ class ScriptTreeGenerator {
             isProcedure: this.isProcedure,
             hasArguments: this.procedureArguments.length > 0,
             isWarp: this.isWarp,
-            dependedProcedures: this.dependedProcedures
+            dependedProcedures: this.dependedProcedures,
+            cachedCompileResult: null
         };
 
         const topBlock = this.blocks.getBlock(topBlockId);
@@ -1264,6 +1265,7 @@ class ASTGenerator {
                 if (this.blocks._cache.compiledProcedures[procedureCode]) {
                     this.procedures[procedureCode] = this.blocks._cache.compiledProcedures[procedureCode];
                 } else {
+                    console.log('parsing AST for', procedureCode);
                     const generator = new ScriptTreeGenerator(this.thread);
                     generator.setProcedureCode(procedureCode);
                     if (isWarp) generator.enableWarp();

src/compiler/jsgen.js

@@ -708,8 +708,14 @@ class JSCompiler {
             this.compilingProcedures.pop();
         }
 
+        if (script.cachedCompileResult) {
+            return script.cachedCompileResult;
+        }
+
         const compiler = new ScriptCompiler(script, this.ast, this.target);
-        return compiler.compile();
+        const result = compiler.compile();
+        script.cachedCompileResult = result;
+        return result;
     }
 
     compile () {