Go Naming Style Cheat Sheet

Category	Case (Unexported/Exported)	Example (Unexported)	Example (Exported)
Packages	flatcase	package mymath	N/A
Variables	camel/PascalCase	var myVariable int	var MyVariable int
Functions	camel/PascalCase	func calculateSum() int	func CalculateSum() int
Constants	camel/PascalCase	const pi = 3.14	const Pi = 3.14
Struct Types	camel/PascalCase	type rectangle struct { ... }	type Rectangle struct { ... }
Interface Types	camel/PascalCase	type reader interface { ... }	type Reader interface { ... }
Method Names	camel/PascalCase	func (r rectangle) area() float64	func (r Rectangle) Area() float64
Package-Level Vars	camel/PascalCase	var debugMode = true	var Version = "1.0.0"
Error Variables	camel/PascalCase	var errNotFound = errors.New("...")	var ErrNotFound = errors.New("...")

Special Cases

Category	Case	Example (Unexported)	Example (Exported)
Acronyms	camel/PascalCase	var userID int	var UserID int
Abbreviations	camel/PascalCase	var httpReq string	var HTTPReq string
Numbers in Names	camel/PascalCase	var version1 int	var Version1 int

Additional Notes

• Acronyms:
  • Do not: userId(camelCase) or UserId(PascalCase) or userID(flatcase).
  • Do: userID(camelCase) and UserID(PascalCase) and userid(flatcase).
  • Do not: hTTPReq(camelCase) or HttpReq(PascalCase).
  • Do: httpReq(camelCase) and HTTPReq(PascalCase).
• Numbers in Names:
  • Numbers are treated as words.
  • e.g., version1(camelCase) and Version1(PascalCase) and version1(flatcase).