Merge pull request #514 from forcedotcom/#512

fix: #512

Author: hknokh

src/modules/components/common_components/statics.ts

@@ -39,6 +39,7 @@ export const CONSTANTS = {
   COMPLEX_FIELDS_SEPARATOR: ';',
   REFERENCE_FIELD_OBJECT_SEPARATOR: '$',
   FIELDS_MAPPING_REGEX_PATTERN: '^\/(.*)\/$',
+  FIELDS_MAPPING_EVAL_PATTERN: '^eval(\(.*\))$',
 
   SCRIPT_FILE_NAME: 'export.json',
 

src/modules/models/job_models/migrationJobTask.ts

@@ -1860,6 +1860,15 @@ export default class MigrationJobTask {
           newValue = newValue == 'TRUE' || newValue == 'true' ? true :
             newValue == 'FALSE' || newValue == 'false' ? false :
               newValue == 'null' || newValue == 'NULL' || newValue == 'undefined' || newValue == '#N/A' || newValue == undefined ? null : newValue;
+
+          // Eval
+          if (new RegExp(CONSTANTS.FIELDS_MAPPING_EVAL_PATTERN).test(newValue)) {
+            let expr = newValue.replace(new RegExp(CONSTANTS.FIELDS_MAPPING_EVAL_PATTERN), '$1');
+            try {
+              newValue = eval(expr);
+            } catch (ex) { }
+          }
+
           if (typeof newValue != 'undefined') {
             record[field] = newValue;
           }