Don't compile debug information when optimize flag is set.

Author: gdotdesign

spec/compilers/dbg_optimized

@@ -0,0 +1,8 @@
+optimize: true
+================================================================================component Main {
+  fun render : String {
+    dbg "Hello World!"
+  }
+}
+--------------------------------------------------------------------------------
+export const A=()=>{return `Hello World!`};

spec/compilers_spec.cr

@@ -3,7 +3,11 @@ require "./spec_helper"
 struct Config
   include YAML::Serializable
 
-  getter exports : Array(String)
+  getter exports = [] of String
+  getter? optimize = false
+
+  def initialize
+  end
 end
 
 Dir
@@ -24,15 +28,15 @@ Dir
 
             {Config.from_yaml(parts[0]), parts[1]}
           else
-            {nil, raw}
+            {Config.new, raw}
           end
 
         # Parse the sample
         ast = Mint::Parser.parse(sample, File.dirname(__FILE__) + file.lchop("./spec"))
         ast.class.should eq(Mint::Ast)
 
         artifacts =
-          Mint::TypeChecker.check(ast, config.try(&.exports) || [] of String)
+          Mint::TypeChecker.check(ast, config.exports)
 
         test_information =
           if File.basename(file).starts_with?("test")
@@ -43,15 +47,15 @@ Dir
           Mint::Bundler::Config.new(
             json: Mint::MintJson.parse("{}", "mint.json"),
             generate_source_maps: false,
+            optimize: config.optimize?,
             generate_manifest: false,
             include_program: false,
             test: test_information,
             hash_routing: false,
             live_reload: false,
             runtime_path: nil,
             skip_icons: false,
-            hash_assets: true,
-            optimize: false)
+            hash_assets: true)
 
         files =
           Mint::Bundler.new(

src/compilers/dbg.cr

@@ -2,42 +2,50 @@ module Mint
   class Compiler
     def compile(node : Ast::Dbg) : Compiled
       compile node do
-        location =
-          js.string("#{node.file.relative_path}:#{node.from.line}:#{node.from.column}")
-
-        var =
-          [Variable.new] of Item
-
-        arg =
-          if node.bang?
-            var
+        if config.optimize
+          if expression = node.expression
+            compile(expression)
           else
-            js.call(Builtin::Inspect, [var])
-          end
-
-        location =
-          if config.generate_source_maps
             [] of Item
-          else
-            js.call(["console.log"] of Item, [location])
-          end
-
-        if expression = node.expression
-          js.iif do
-            js.statements([
-              js.const(var, compile(expression)),
-              location,
-              js.call(["console.log"] of Item, [arg]),
-              js.return(var),
-            ])
           end
         else
-          js.arrow_function([var]) do
-            js.statements([
-              location,
-              js.call(["console.log"] of Item, [arg]),
-              js.return(var),
-            ])
+          location =
+            js.string("#{node.file.relative_path}:#{node.from.line}:#{node.from.column}")
+
+          var =
+            [Variable.new] of Item
+
+          arg =
+            if node.bang?
+              var
+            else
+              js.call(Builtin::Inspect, [var])
+            end
+
+          location =
+            if config.generate_source_maps
+              [] of Item
+            else
+              js.call(["console.log"] of Item, [location])
+            end
+
+          if expression = node.expression
+            js.iif do
+              js.statements([
+                js.const(var, compile(expression)),
+                location,
+                js.call(["console.log"] of Item, [arg]),
+                js.return(var),
+              ])
+            end
+          else
+            js.arrow_function([var]) do
+              js.statements([
+                location,
+                js.call(["console.log"] of Item, [arg]),
+                js.return(var),
+              ])
+            end
           end
         end
       end