refactor(nocodb-sdk): formula curly hook

packages/nocodb-sdk/src/lib/formulaHelpers.ts

@@ -9,7 +9,6 @@ export const jsepCurlyHook = {
       const OCURLY_CODE = 123; // {
       const CCURLY_CODE = 125; // }
       let start = -1;
-      let end = -1;
       const { context } = env;
       if (
         !jsep.isIdentifierStart(context.code) &&
@@ -21,22 +20,17 @@ export const jsepCurlyHook = {
         context.index += 1;
         context.gobbleExpressions(CCURLY_CODE);
         if (context.code === CCURLY_CODE) {
-          if (start != -1 && end == -1) {
-            end = context.index;
-          }
           context.index += 1;
-          if (start != -1 && end != -1) {
           env.node = {
             type: jsep.IDENTIFIER,
             name: /{{(.*?)}}/.test(context.expr)
               ? // start would be the position of the first curly bracket
                 // add 2 to point to the first character for expressions like {{col1}}
-                  context.expr.slice(start + 2, end)
+                context.expr.slice(start + 2, context.index - 1)
               : // start would be the position of the first curly bracket
                 // add 1 to point to the first character for expressions like {col1}
-                  context.expr.slice(start + 1, end),
+                context.expr.slice(start + 1, context.index - 1),
           };
-          }
           return env.node;
         } else {
           context.throwError('Unclosed }');