From 2eaa150c0d9ebcb002bf8824df7823be53f19b44 Mon Sep 17 00:00:00 2001
From: Per Kristian Kummermo <per.kristian@telenordigital.com>
Date: Tue, 8 May 2018 13:50:59 +0200
Subject: [PATCH] feat(mappers): type constructors. Fixes #2

---
 src/mappers/Base64.ts     | 6 +++++-
 src/mappers/FromJSON.ts   | 6 +++++-
 src/mappers/HexToFloat.ts | 7 +++++--
 src/mappers/HexToInt.ts   | 7 ++++++-
 src/mappers/Offset.ts     | 6 +++++-
 5 files changed, 26 insertions(+), 6 deletions(-)

diff --git a/src/mappers/Base64.ts b/src/mappers/Base64.ts
index 526260a..c5a56ce 100644
--- a/src/mappers/Base64.ts
+++ b/src/mappers/Base64.ts
@@ -5,6 +5,10 @@ export enum Base64Actions {
   DECODE = "decode",
 }
 
+export interface IBase64Config {
+  action?: Base64Actions;
+}
+
 export class Base64 implements IMapper {
   static ident: string = "BASE64";
   static description: string = "Base64";
@@ -14,7 +18,7 @@ export class Base64 implements IMapper {
 
   constructor({
     action = Base64Actions.DECODE,
-  } = {}) {
+  }: IBase64Config = {}) {
     this.action = action;
   }
 
diff --git a/src/mappers/FromJSON.ts b/src/mappers/FromJSON.ts
index 59035cb..985e11c 100644
--- a/src/mappers/FromJSON.ts
+++ b/src/mappers/FromJSON.ts
@@ -1,5 +1,9 @@
 import { IDataValue, IMapper, IMapperConfig } from "./../Models";
 
+export interface IFromJSONConfig {
+  propertyString?: string;
+}
+
 export class FromJSON implements IMapper {
   static ident: string = "FROMJSON";
   static description: string = "JSON";
@@ -9,7 +13,7 @@ export class FromJSON implements IMapper {
 
   constructor({
     propertyString = "",
-  } = {}) {
+  }: IFromJSONConfig = {}) {
     this.propertyString = propertyString;
   }
 
diff --git a/src/mappers/HexToFloat.ts b/src/mappers/HexToFloat.ts
index d821c1a..2374cc5 100644
--- a/src/mappers/HexToFloat.ts
+++ b/src/mappers/HexToFloat.ts
@@ -1,7 +1,10 @@
-
 import { Endianness } from "../Config";
 import { IDataValue, IMapper, IMapperConfig } from "./../Models";
 
+export interface IHexToFloatConfig {
+  endianness?: Endianness;
+}
+
 export class HexToFloat implements IMapper {
   static ident: string = "HEXTOFLOAT";
   static description: string = "Hex to float";
@@ -11,7 +14,7 @@ export class HexToFloat implements IMapper {
 
   constructor({
     endianness = Endianness.BIG_ENDIAN,
-  } = {}) {
+  }: IHexToFloatConfig = {}) {
     this.endianness = endianness;
   }
 
diff --git a/src/mappers/HexToInt.ts b/src/mappers/HexToInt.ts
index 040281f..93e5104 100644
--- a/src/mappers/HexToInt.ts
+++ b/src/mappers/HexToInt.ts
@@ -1,6 +1,11 @@
 import { Endianness } from "../Config";
 import { IDataValue, IMapper, IMapperConfig } from "./../Models";
 
+export interface IHexToIntConfig {
+  endianness?: Endianness;
+  signed?: boolean;
+}
+
 export class HexToInt implements IMapper {
   static ident: string = "HEXTOINT";
   static description: string = "Hex to int";
@@ -13,7 +18,7 @@ export class HexToInt implements IMapper {
   constructor({
     endianness = Endianness.BIG_ENDIAN,
     signed = false,
-  } = {}) {
+  }: IHexToIntConfig = {}) {
     this.endianness = endianness;
     this.signed = signed;
   }
diff --git a/src/mappers/Offset.ts b/src/mappers/Offset.ts
index ef74faf..4b1b3ef 100644
--- a/src/mappers/Offset.ts
+++ b/src/mappers/Offset.ts
@@ -1,5 +1,9 @@
 import { IDataValue, IMapper, IMapperConfig } from "./../Models";
 
+export interface IOffsetConfig {
+  offset?: number | string;
+}
+
 export class Offset implements IMapper {
   static ident: string = "OFFSET";
   static description: string = "Offset number";
@@ -8,7 +12,7 @@ export class Offset implements IMapper {
 
   constructor({
     offset = "0",
-  } = {}) {
+  }: IOffsetConfig = {}) {
     this.offset = parseInt(offset.toString(), 10);
   }