README.md

go-json-parser

A simple JSON parser written in Go.

Features

• Parse JSON strings.
• Interactive mode.
• Validate JSON Objects with boolean result on the console.

Usage

1. Clone the repository.
2. Run the following command to build the project:

go build -o json-parser main.go

3. Run the following command to parse a JSON:

./json-parser '{"key": "value"}'

or

./json-parser

for interactive mode.

// then type your JSON and press enter


{"key": "value"}

References

These are the references used to build this project:

• RFC7159
• JSON.org
• JSONApi

Todo

• RFC7159 compliance
• Extend cli parser to web server

Flowchart

graph TD
    A(main.go) -->|Read Input| B(Get JSON string)
    B -->|Init Lexer| C(lexer.NewLexer)
    B -->|Init Parser| D(parser.NewParser)
    C -->|Token Stream| E(lexer.NextToken)
    D -->|Parse Start| F(parser.Parse)
    F -->|Get Token| E
    F -->|Parse Token| G(parser.ParseToken)
    G -->|Simple Value| H(Return Value)
    G -->|Object| I(parser.ParseObject)
    G -->|Array| J(parser.ParseArray)
    I -->|Next Token| E
    J -->|Next Token| E
    I -->|Return| F
    J -->|Return| F
    H -->|Return| F
    F -->|Final Result| A

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