Give more details about unsupported compiler operations

Author: andrejusk

src/code-generator.ts

@@ -67,7 +67,7 @@ export function compile(tree: SyntaxTree): string {
         } else if (tree.argument1.argument2.content.lexeme == "number") {
             type = "%d"
         } else {
-            throw 'Unsupported operation.'
+            throw `Unsupported type '${tree.argument1.argument2.content.lexeme}'.`
         }
         return `printf("${type}", ${compile(tree.argument1)});\n`
     }

src/optimiser.ts

@@ -242,7 +242,7 @@ function checkConstantOperations(node: SyntaxTree) {
                 } else if (node.argument1.content.name == 'ASTERISK') {
                     result = value1 * value2
                 } else {
-                    throw 'Unsupported operation.'
+                    throw `Unsupported operation '${node.argument1.content.name}'.`
                 }
 
                 updated = true
@@ -263,7 +263,7 @@ function checkConstantOperations(node: SyntaxTree) {
                 }
             /* String */
             } else {
-                throw 'Unsupported operation.'
+                throw `Unsupported type ${node.argument1.argument1.argument2.content.lexeme}.`
             }                
         }
     }
@@ -285,7 +285,7 @@ function checkConstantOperations(node: SyntaxTree) {
                 } else if (node.argument2.content.name == 'ASTERISK') {
                     result = value1 * value2
                 } else {
-                    throw 'Unsupported operation.'
+                    throw `Unsupported operation '${node.argument2.content.name}'.`
                 }
 
                 updated = true
@@ -306,7 +306,7 @@ function checkConstantOperations(node: SyntaxTree) {
                 }
             /* String */
             } else {
-                throw 'Unsupported operation.' 
+                throw `Unsupported type '${node.argument2.argument1.argument2.content.lexeme}'.`
             }                
         }
     }