Parse Haxe lines

hank/Parser.hx

@@ -19,6 +19,7 @@ enum ExprType {
     EStitch(name: String);
     EComment(message: String);
     ENoOp;
+    EHaxeLine(haxe: String);
 }
 
 typedef HankExpr = {
@@ -37,7 +38,8 @@ class Parser {
         '->' => divert,
         '===' => knot,
         '==' => knot,
-        '=' => stitch
+        '=' => stitch,
+        '~' => haxeLine
     ];
 
     var buffers: Array<FileBuffer> = [];
@@ -115,7 +117,7 @@ class Parser {
     }
 
     static function lineComment(line: String, rob: FileBuffer, position: FileBuffer.Position) : ExprType {
-        return EComment(line.substr(2));
+        return EComment(StringTools.trim(line.substr(2)));
     }
 
     static function blockComment(line: String, rob: FileBuffer, position: FileBuffer.Position) : ExprType {
@@ -140,7 +142,7 @@ class Parser {
 
         text = rob.take(endIdx);
         rob.drop('*/');
-        return EComment(text);
+        return EComment(StringTools.trim(text));
     }
 
     static function include(line: String, rob: FileBuffer, position: FileBuffer.Position) : ExprType {
@@ -167,4 +169,8 @@ class Parser {
         return EStitch("tokens[1]");
     }
 
+    static function haxeLine(line: String, rob: FileBuffer, position: FileBuffer.Position) : ExprType {
+        return EHaxeLine(StringTools.trim(line.substr(1)));
+    }
+
 }

tests/ParserTest.hx

@@ -20,9 +20,10 @@ class ParserTest extends utest.Test {
     function testParseMain() {
         var parser = new Parser();
         ast = parser.parseFile('examples/main/main.hank');
-        assertNextExpr(EComment(" comments in Hank start with a double-slash"));
-        assertNextExpr(EComment(" Or you can split comments\nacross more than one line "));
-        assertNextExpr(EComment(" Or you can use block comments inline "));
-
+        assertNextExpr(EComment("comments in Hank start with a double-slash"));
+        assertNextExpr(EComment("Or you can split comments\nacross more than one line"));
+        assertNextExpr(EComment("Or you can use block comments inline"));
+        assertNextExpr(EHaxeLine('var demo_var = "dynamic content";'));
+        assertNextExpr(EComment("Hank scripts can embed Haxe logic by starting a line with '~'"));
     }
 }