How we failed and then succeeded in the transition to TypeScript

Fullstack- Python, TypeScript, Heap.io — , , — c CoffeeScript TypeScript; TS Heap.io 4 . TypeScript , , 100 % TS .

---

, , TS, . , TS , CoffeeScript . TypeScript CoffeeScript Node.js, , , , , TypeScript, CoffeeScript.

2019 CoffeeScript TypeScript. : , . . , , , , :

,

, , , , . , , () : , TypeScript, , , TypeScript.

, : ? . : ? , ? , .

, , , , , TS. , . , .

, , , . , (ORM) , - ORM. ; .

, . , , . , .

, , .

, , . , , .

TypeScript, , TypeScript , (ts-node/register) CoffeeScript, , TypeScript. , , .

? , , , , , , TypeScript .

, , TS . , , devops, , TypeScript . NODE_OPTIONS -r ts-node/register, ( coffee CoffeeScript) .

,

: , CoffeeScript ES6/TypeScript, . , ; .

, , , . , .

— CoffeeScript, , . , . , , .

, .coffee .ts. CoffeeScript JavaScript ES6 decaffeinate. JavaScript ES6 TypeScript, . ( , decaffeinate — .) Git .

. TypeScript , , "implicit any". , . any , . , , . , , , , .

TypeScript, : . , .

; : , c decafeinate.

. , 5 .

#typescript:

, , , . , . . , , — , - , . , .

#typescript Slack , . , , . , , .

, , , . , “ TypeScript” , . , .

, , , . : , .

. , . Grafana. , :

, , , . : , , . , , 100 % .

— , , , , . Heap : , , , .

, , , .

, , .

, , , Fullstack- Python, , Python TS, JavaScript.

, :

• Data Scientist

  
  
  
  
  

• Data Analyst

  
  
  
  
  

• Data Engineering

  
  
  
  
  

• Fullstack- Python

  
  
  
  
  

• Java-

  
  
  
  
  

• QA- JAVA

  
  
  
  
  

• Frontend-

  
  
  
  
  

• 
  
  
  
  

• C++

  
  
  
  
  

• Unity

  
  
  
  
  

• -

  
  
  
  
  

• iOS-

  
  
  
  
  

• Android-

  
  
  
  
  

• Machine Learning

  
  
  
  
  

• "Machine Learning Deep Learning"

  
  
  
  
  

• " Data Science"

  
  
  
  
  

• " Machine Learning Data Science"

  
  
  
  
  

• "Python -"

  
  
  
  
  

• " "

  
  
  
  
  

• 
  
  
  
  

• DevOps