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antlr4-ts-playground's Introduction

antlr4-ts-playground


安装 & 使用

  1. 下载
git clone [email protected]:HaydenOrz/antlr4-ts-playground.git
  1. 安装依赖
pnpm install

packages/parser-core

CalculatorParser

calculate 方法

  • 功能： 一个简易的计算器,
    • 支持加减乘除运算
    • 支持括号运算
    • 乘除运算优先级高于加减运算
  • 实现方式： antlr4 visitor

JsonParser

translate2Xml 方法

  • 功能：将 json 转化为 xml
  • 实现方式：antlr4 listener

FlinkParser

split

  • 功能：将 flinkSql 按语句切分
  • 实现方式：antlr4 listener

getSuggestionListAtSyntaxErrors

  • 功能：分析 sql 中的语法错误信息，并在错误的位置提供输入建议
  • 实现方式：antlr4 listener、 ANTLRErrorListener、antlr4-c3

SelectStatementParser

  • 功能：解析简单的 select sql 语句

packages/monaco-languages

  • 实现 flinkSQL 的 高亮 、自动补全、飘红提示功能
  • 引入 packages/parser-core 中的 flinkParser

packages/web-editor

  • 一个简单的 web-editor 的 demo

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