add typescript definition support

Author: taozhi8833998

index.d.ts

@@ -0,0 +1,50 @@
+declare module 'node-sql-parser' {
+  enum Type {
+    SELECT='select',
+    UPDATE='update',
+    INSERT='insert',
+    DELETE='delete',
+    REPLACE='replace'
+  }
+  interface With {
+    name: string,
+    stmt: any[],
+    columns?: any[]
+  }
+  enum WhilteListCheckMode {
+    TABLE='table',
+    COLUMN='column'
+  }
+  export interface TableColumnAst {
+    tableList: string[],
+    columnsList: string[],
+    ast: AST[] | AST
+  }
+  interface Select {
+    with?: With,
+    type: Type.SELECT | Type.UPDATE | Type.INSERT | Type.DELETE | Type.REPLACE,
+    options?: any[],
+    distinct?: 'DISTINCT',
+    columns: any[] | '*',
+    from?: [],
+    where?: any,
+    groupby?: any[],
+    having?: any[],
+    orderby?: any[],
+    limit?: {type: string, value: number}[]
+  }
+
+  interface Insert {
+
+  }
+  export type AST = Select | Insert
+  export class Parser {
+    constructor();
+    parse(sql: string): TableColumnAst;
+    astify(sql: string): AST[] | AST;
+    sqlify(ast: AST[] | AST): string;
+    whiteListCheck(sql: string, whiteList: string[], type?: WhilteListCheckMode.TABLE | WhilteListCheckMode.COLUMN): Error | undefined;
+    tableList(sql: string): string[];
+    columnList(sql: string): string[];
+  }
+}

package.json

@@ -3,6 +3,7 @@
   "version": "1.0.0",
   "description": "simple node sql parser",
   "main": "index.js",
+  "type": "index.d.ts",
   "scripts": {
     "build": "mkdir -p build && pegjs -o build/pegjs-parser.js sql.pegjs",
     "test": "npm run lint && mocha",