Copy raw data before replacing

src/linguini.ts

@@ -116,7 +116,7 @@ export class Linguini {
  * @returns The retrieved language file item.
  */
  public getRaw(location: string, langCode: string, variables?: { [name: string]: string }): any {
- let data = this.langDatas[langCode].data[location];
+ let data = JSON.parse(JSON.stringify(this.langDatas[langCode].data[location]));
  if (variables) {
  data = DataUtils.replaceVariablesInObj(data, variables);
  }

src/utils/data-utils.ts

@@ -10,41 +10,32 @@ export class DataUtils {
  return output;
  }
 
- public static replaceVariablesInObj(input: any, variables: { [name: string]: string }): any {
- let output: any;
- switch (typeof input) {
+ public static replaceVariablesInObj(
+ jsonValue: any,
+ variables: { [name: string]: string }
+ ): any {
+ switch (typeof jsonValue) {
  case 'object': {
- output = JSON.parse(JSON.stringify(input));
- break;
- }
- default: {
- output = input;
- break;
- }
- }
-
- switch (typeof output) {
- case 'object': {
- for (let key in output) {
+ for (let key in jsonValue) {
  // "for ... in" loops over all properties, including prototypes
  // So we need to check if this property belong to only the object
- if (!output.hasOwnProperty(key)) {
+ if (!jsonValue.hasOwnProperty(key)) {
  continue;
  }
- output[key] = this.replaceVariablesInObj(output[key], variables);
+ jsonValue[key] = this.replaceVariablesInObj(jsonValue[key], variables);
  }
  break;
  }
  case 'string': {
- output = this.replaceVariables(output, variables);
+ jsonValue = this.replaceVariables(jsonValue, variables);
  break;
  }
  default: {
  break;
  }
  }
 
- return output;
+ return jsonValue;
  }
 
  public static flatten<T>(input: CategoryItems<T>): { [refName: string]: T } {