Conventions used

There are a number of text conventions used throughout this book.

CodeInText: Indicates code words in text, database table names, folder names, filenames, file extensions, pathnames, dummy URLs, user input, and Twitter handles. Here is an example: "Mount the downloaded WebStorm-10*.dmg disk image file as another disk in your system."

A block of code is set as follows:

func main() {  err := shim.Start(new(InsuranceChaincode))  if err != nil {    fmt.Printf("Error starting chaincode - %s", err)  }}

When we wish to draw your attention to a particular part of a code block, the relevant lines or items are set in bold:

[default]exten => s,1,Dial(Zap/1|30)exten => s,2,Voicemail(u100)
exten => s,102,Voicemail(b100)exten => i,1,Voicemail(s0) ...

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