Flow coverage

steadyequipment · Jan 22, 2018 · 85a006c · 85a006c
1 parent 271852b
commit 85a006c
Showing 1 changed file with 17 additions and 8 deletions.
diff --git a/lib/types.js b/lib/types.js
@@ -1,5 +1,14 @@
+/* @flow */
+
+export type ValueDescription = {
+    value: any,
+    typeof: string
+}
+
+export type ValidationResult = ValueDescription | false;
+
 // Returns if a value is a string
-export const isString = (value) => {
+export const isString = (value: any): ValidationResult => {
   if (typeof value === 'string' || value instanceof String) {
     return {
       value,
@@ -10,7 +19,7 @@ export const isString = (value) => {
 }
 
 // Returns if a value is really a number
-export const isNumber = (value) => {
+export const isNumber = (value: any): ValidationResult => {
   if (typeof value === 'number' && isFinite(value)) {
     return {
       value,
@@ -21,7 +30,7 @@ export const isNumber = (value) => {
 }
 
 // Returns if a value is an array
-export const isArray = (value) => {
+export const isArray = (value: any): ValidationResult => {
   if (value && typeof value === 'object' && value.constructor === Array) {
     return {
       value,
@@ -32,7 +41,7 @@ export const isArray = (value) => {
 }
 
 // Returns if a value is an object
-export const isObject = (value) => {
+export const isObject = (value: any): ValidationResult => {
   if (value && typeof value === 'object' && value.constructor === Object) {
     return {
       value,
@@ -43,7 +52,7 @@ export const isObject = (value) => {
 }
 
 // Returns if a value is null
-export const isNull = (value) => {
+export const isNull = (value: any): ValidationResult => {
   if (value === null) {
     return {
       value,
@@ -54,7 +63,7 @@ export const isNull = (value) => {
 }
 
 // Returns if a value is undefined
-export const isUndefined = (value) => {
+export const isUndefined = (value: any): ValidationResult => {
   if (typeof value === 'undefined') {
     return {
       value,
@@ -65,7 +74,7 @@ export const isUndefined = (value) => {
 }
 
 // Returns if a value is a boolean
-export const isBoolean = (value) => {
+export const isBoolean = (value: any): ValidationResult => {
   if (typeof value === 'boolean') {
     return {
       value,
@@ -76,7 +85,7 @@ export const isBoolean = (value) => {
 }
 
 // Returns if value is a date object
-export const isDate = (value) => {
+export const isDate = (value: any): ValidationResult => {
   if (value instanceof Date) {
     return {
       value,