RResultBuilders
RResultBuilder
is DSL library based on Result Builder
Features
- Supports
NSAttributedString
UIAlertController
- DSL way defining attributed string
- Building attributed strings is type safe
- DSL way of constructing ActionSheet, AlertController
- Swift 5.4 compatible
- Supports control statements(including optional checking) within DSL body builder
- Reduces boilerplate code
- Fully tested code
- Distribution with Swift Package Manager and CocoaPods
Requirements
- iOS 11.0+
- macOS 10.11+
- watchOS 4.0+
- Xcode 12.5+
Installation
CocoaPods
You can use CocoaPods to install RResultBuilders
by adding it to your Podfile
:
platform :ios, '11.0'
use_frameworks!
pod 'RResultBuilders', '1.0.0'
Swift Package Manager
Just add this dependency in Package.swift
Open your project in Xcode 11, navigate to Menu -> Swift Packages -> Add Package Dependency and enter
.package('https://github.com/rakutentech/ios-rresultbuilders', from: 1.0.0)
Usage
Attributed string
Following components that helps in building attributed string in easy way
- RText: This component used to construct attributed text from given string
- RLink: This component used to construct link in attributed text
- RImageAttachment: This component used to construct image attachment in attributed text
- Miscelleneaous
- REmpty: Just empty component
- RSpace: This component used to insert space and default is one space
- RLineBreak: This component used to insert new line and default is one line break
Regular
import RResultBuilders
NSAttributedString {
RText("I love swift and SwiftUI ???")
.stroke(width: 2, color: .red)
}
.font(.systemFont(ofSize: 50))
Control statements
If..else
import RResultBuilders
let optionalText: String? = "iPhone12 Pro Max"
NSAttributedString {
if let text = optionalText {
RText(text)
.font(.systemFont(ofSize: 20))
.foregroundColor(.red)
} else {
RText("Optional else Text")
}
}
.font(.boldSystemFont(ofSize: 40))
switch..case
enum Apple { case iPhone, mac, airpod }
let appleDevice = Apple.iPhone
NSAttributedString {
switch appleDevice {
case .iPhone:
RText("This is iPhone")
.foregroundColor(.blue)
default:
RText("Apple future device")
}
}
.font(.boldSystemFont(ofSize: 40))
for..in loop
let appleDevices = [<.....>]
NSAttributedString {
for device in appleDevices {
RText(device.rawValue)
.foregroundColor(device.color)
.font(device.font)
RSpace()
}
}
.font(.boldSystemFont(ofSize: 40))
Alert / Actionsheet
There are dedicated actions those can be used to construct alert or action sheet
- DefaultAction: This action is default type with
UIAlertAction.Style
as default - CancelAction: This action is cancel type with
UIAlertAction.Style
as cancel - DestructiveAction: This action is destructive type with
UIAlertAction.Style
as destructive
Regular
import RResultBuilders
UIAlertController(
title: "Delete all data?",
message: "All your data will be deleted!") {
DestructiveAction("Yes, Delete it All") {
print("Deleting all data")
}
DefaultAction("Show More Options") {
print("showing more options")
}
CancelAction("No, Don't Delete Anything")
}
With control statements
If..else
import RResultBuilders
let optionalText: String? = "Show More optionals"
UIAlertController(
title: "Delete all data?",
message: "All your data will be deleted!") {
// Optional unwrapping
if let text = optionalText {
DefaultAction(text) {
print("showing more optionals")
}
}
CancelAction("No, Don't Delete Anything")
}
switch..case
let appleDevice = Apple.iPhone
UIAlertController(
title: "Delete all data?",
message: "All your data will be deleted!") {
// Switch case
switch appleDevice {
case .iPhone:
DefaultAction("Show More iPhone") {
print("showing more iPhone")
}
default:
DefaultAction("Show More appleDevice") {
print("showing more appleDevice")
}
}
CancelAction("No, Don't Delete Anything")
}
for..in loop
let actions = [<.....>]
UIAlertController(
title: "Delete all data?",
message: "All your data will be deleted!") {
for action in actions {
action
}
}
Screenshot
Example
- Open and Run the project inside Example folder and find various use cases
Contribute
We welcome you for the contribution to RResultBuilders
, check the CONTRIBUTING. If you find any issues or want to suggest your brilliant ideas please feel free to create pull request.
Meta
Distributed under the MIT license. See LICENSE for more information.