Go, WebASM and You

Belfast Gophers

Rebecca Martin

@laches1sm

Introduction

• @laches1sm on the Twitters, and near enough everywhere
• 6 months experience in Go
• API developer @ Flexera (also 6 months)
• Python/Java background

Before Go 1.11...

• Ticket opened in the Golang repo in 2017, no real WebASM support before then
• Then Go 1.11 came around...
• Yay?

What is Web Assembly, anyway?

• Portable target for compilation of high-level languages such as C/C++/Rust... and now Go
• Allows deployment on the web for client and server applications
• Designed to be efficient and fast
• Memory safe

What is Web Assembly, anyway?

• You can find more info on Web ASM at the official website:
• https://webassembly.org/
• In relation to Go....
• https://github.com/golang/go/wiki/WebAssembly

What will Web ASM mean for Go web dev?

• Go can be complied directly to the browser
  • gowasm project 
• Sharing types with frontend and backend
• Perfomance 
• Memory usage 

What will Web ASM mean for Go web dev?

• Security - as WebASM is designed to be secure
•  Better than JavaScript...?

oh no question time