add support for shared functions #41

src/domain/Script.ts

@@ -1,26 +1,22 @@
 import { BaseEntity } from '@/infrastructure/Entity/BaseEntity';
 import { IScript } from './IScript';
 import { RecommendationLevel } from './RecommendationLevel';
+import { IScriptCode } from './IScriptCode';
 
 export class Script extends BaseEntity<string> implements IScript {
     constructor(
         public readonly name: string,
-        public readonly code: string,
-        public readonly revertCode: string,
+        public readonly code: IScriptCode,
         public readonly documentationUrls: ReadonlyArray<string>,
         public readonly level?: RecommendationLevel) {
         super(name);
-        validateCode(name, code);
-        validateLevel(level);
-        if (revertCode) {
-            validateCode(name, revertCode);
-            if (code === revertCode) {
-                throw new Error(`${name}: Code itself and its reverting code cannot be the same`);
-            }
+        if (!code) {
+            throw new Error(`undefined code (script: ${name})`);
         }
+        validateLevel(level);
     }
     public canRevert(): boolean {
-        return Boolean(this.revertCode);
+        return Boolean(this.code.revert);
     }
 }
 
@@ -29,40 +25,3 @@ function validateLevel(level?: RecommendationLevel) {
         throw new Error(`invalid level: ${level}`);
     }
 }
-
-function validateCode(name: string, code: string): void {
-    if (!code || code.length === 0) {
-        throw new Error(`Code of ${name} is empty or null`);
-    }
-    ensureCodeHasUniqueLines(name, code);
-    ensureNoEmptyLines(name, code);
-}
-
-function ensureNoEmptyLines(name: string, code: string): void {
-    if (code.split('\n').some((line) => line.trim().length === 0)) {
-        throw Error(`Script has empty lines "${name}"`);
-    }
-}
-
-function mayBeUniqueLine(codeLine: string): boolean {
-    const trimmed = codeLine.trim();
-    if (trimmed === ')' || trimmed === '(') { // "(" and ")" are used often in batch code
-        return false;
-    }
-    if (codeLine.startsWith(':: ') || codeLine.startsWith('REM ')) { // Is comment?
-        return false;
-    }
-    return true;
-}
-
-function ensureCodeHasUniqueLines(name: string, code: string): void {
-    const lines = code.split('\n')
-        .filter((line) => mayBeUniqueLine(line));
-    if (lines.length === 0) {
-        return;
-    }
-    const duplicateLines = lines.filter((e, i, a) => a.indexOf(e) !== i);
-    if (duplicateLines.length !== 0) {
-        throw Error(`Duplicates detected in script "${name}":\n ${duplicateLines.join('\n')}`);
-    }
-}