add creed lib

Author: dmitriz

examples/02-identity-double-wrap.js

@@ -63,6 +63,8 @@ const applyDiscount = (price, discount) =>
 // without fold, result is wrapped into Box twice
 const applyDiscountInBox = (price, discount) =>
   moneyToFloat(price).map(cost =>
+
+    // nesting so cost remains in scope
     percentToFloat(discount).map(savings =>
       cost - cost * savings
     )
@@ -76,5 +78,8 @@ const result = applyDiscount('$55', '20%')
 
 console.log(`applyDiscount('$55', '20%') : `, result) //=> 44
 
-console.log(`applyDiscountInBox('$55', '20%') : `, applyDiscountInBox('$55', '20%')) //=> Box(Box(44))
+console.log(
+  `applyDiscountInBox('$55', '20%') : `, 
+  applyDiscountInBox('$55', '20%')
+) //=> Box(Box(44))
 

examples/03-right-left.js

@@ -123,5 +123,8 @@ const badColorNew = findColorFromNullable('gray')
     c => c.toUpperCase()
   )
 
-console.log(`findColorFromNullable('gray') transformed and fold with (e => 'no color', c => c.toUpperCase()) is: `, badColorNew) //=> no color
+console.log(
+  `findColorFromNullable('gray') transformed and fold with (e => 'no color', c => c.toUpperCase()) is: `, 
+  badColorNew
+) //=> no color
 

examples/04-fs-error-handling.js

@@ -51,7 +51,7 @@ const getPort = fileName =>
 
   // this will not "explode" if fileName is not found!
   tryCatch( () => fs.readFileSync(fileName) )
-    .map(c => JSON.parse(c))
+    .map( c => JSON.parse(c) )
 
     // .map(c => tryCatch(() => JSON.parse(c)))
     .fold(
@@ -74,8 +74,8 @@ console.log(`getPort('config.json') : `, getPort('config.json')) //=> 8080
 
 // protecting against further errors by wrapping into tryCatch
 const getPortSafe = fileName =>
-  tryCatch(() => fs.readFileSync(fileName))
-  .chain(c => tryCatch(() => JSON.parse(c)))
+  tryCatch( () => fs.readFileSync(fileName) )
+  .chain( c => tryCatch(() => JSON.parse(c)) )
   .fold(
     e => 3000,
     c => c.port

examples/12-task.js

@@ -4,8 +4,8 @@ const showErr = e => console.log('err :', e)
 const showSuc = x => console.log('success: ', x)
 
 const formTask = val =>
-  Task.of(val)
-    .fork( showErr, showSuc  )
+  Task.of( val )
+    .fork( showErr, showSuc )
 
 console.log(`formTask(44) : `)
 formTask(44)

examples/yarn.lock

@@ -0,0 +1,4 @@
+{
+  "a": "b",
+  "port": 8080
+}

includes/config.json

@@ -0,0 +1,4 @@
+{
+  "a": "b",
+  "port": 7070
+}

includes/config1-fl.json

@@ -0,0 +1,4 @@
+{
+  "a": "b",
+  "port": 6060
+}

includes/config1.json

@@ -0,0 +1,4 @@
+{
+  "a": "b",
+  "port": 6060
+}

includes/config2.json

@@ -0,0 +1,3 @@
+{
+  "a": "b",
+}