npm install monaco-editor
npm install monaco-editor-webpack-plugin

npm install -g cnpm --registry=https://registry.npm.taobao.org
cnpm install

cnpm install monaco-editor
cnpm install monaco-editor-webpack-plugin

<template>
 <div class="code-container" ref="container"></div>
</template>

<script>
 import * as monaco from "monaco-editor";
 let sqlStr =
 "ADD EXCEPT PERCENT ALL EXEC PLAN ALTER EXECUTE PRECISION AND EXISTS PRIMARY ANY EXIT PRINT AS FETCH PROC ASC FILE PROCEDURE AUTHORIZATION FILLFACTOR PUBLIC BACKUP FOR RAISERROR BEGIN FOREIGN READ BETWEEN FREETEXT READTEXT BREAK FREETEXTTABLE RECONFIGURE BROWSE FROM REFERENCES BULK FULL REPLICATION BY FUNCTION RESTORE CASCADE GOTO RESTRICT CASE GRANT RETURN CHECK GROUP REVOKE CHECKPOINT HAVING RIGHT CLOSE HOLDLOCK ROLLBACK CLUSTERED IDENTITY ROWCOUNT COALESCE IDENTITY_INSERT ROWGUIDCOL COLLATE IDENTITYCOL RULE COLUMN IF SAVE COMMIT IN SCHEMA COMPUTE INDEX SELECT CONSTRAINT INNER SESSION_USER CONTAINS INSERT SET CONTAINSTABLE INTERSECT SETUSER CONTINUE INTO SHUTDOWN CONVERT IS SOME CREATE JOIN STATISTICS CROSS KEY SYSTEM_USER CURRENT KILL TABLE CURRENT_DATE LEFT TEXTSIZE CURRENT_TIME LIKE THEN CURRENT_TIMESTAMP LINENO TO CURRENT_USER LOAD TOP CURSOR NATIONAL TRAN DATABASE NOCHECK TRANSACTION DBCC NONCLUSTERED TRIGGER DEALLOCATE NOT TRUNCATE DECLARE NULL TSEQUAL DEFAULT NULLIF UNION DELETE OF UNIQUE DENY OFF UPDATE DESC OFFSETS UPDATETEXT DISK ON USE DISTINCT OPEN USER DISTRIBUTED OPENDATASOURCE VALUES DOUBLE OPENQUERY VARYING DROP OPENROWSET VIEW DUMMY OPENXML WAITFOR DUMP OPTION WHEN ELSE OR WHERE END ORDER WHILE ERRLVL OUTER WITH ESCAPE OVER WRITETEXT";
 export default {
 name: "codeEditor",

 props: {
  options: {
  type: Object,
  default() {
   return {
   language: "java", // shell、sql、python
   readOnly: true // 不能編輯
   };
  }
  },

  value: {
  type: String,
  default: ""
  }
 },

 data() {
  return {
  monacoInstance: null,
  provider: null,
  hints: [
   "SELECT",
   "INSERT",
   "DELETE",
   "UPDATE",
   "CREATE TABLE",
   "DROP TABLE",
   "ALTER TABLE",
   "CREATE VIEW",
   "DROP VIEW",
   "CREATE INDEX",
   "DROP INDEX",
   "CREATE PROCEDURE",
   "DROP PROCEDURE",
   "CREATE TRIGGER",
   "DROP TRIGGER",
   "CREATE SCHEMA",
   "DROP SCHEMA",
   "CREATE DOMAIN",
   "ALTER DOMAIN",
   "DROP DOMAIN",
   "GRANT",
   "DENY",
   "REVOKE",
   "COMMIT",
   "ROLLBACK",
   "SET TRANSACTION",
   "DECLARE",
   "EXPLAN",
   "OPEN",
   "FETCH",
   "CLOSE",
   "PREPARE",
   "EXECUTE",
   "DESCRIBE",
   "FORM",
   "ORDER BY"
  ]
  };
 },
 created() {
  this.initHints();
 },
 mounted() {
  this.init();
 },
 beforeDestroy() {
  this.dispose();
 },

 methods: {
  dispose() {
  if (this.monacoInstance) {
   if (this.monacoInstance.getModel()) {
   this.monacoInstance.getModel().dispose();
   }
   this.monacoInstance.dispose();
   this.monacoInstance = null;
   if(this.provider){
   this.provider.dispose();
   this.provider = null
   }
  }
  },
  initHints() {
  let sqlArr = sqlStr.split(" ");
  this.hints = Array.from(new Set([...this.hints, ...sqlArr])).sort();
  },
  init() {
  let that = this;
  this.dispose();
  let createCompleters = textUntilPosition => {
   //過濾特殊字符
   let _textUntilPosition = textUntilPosition
   .replace(/[\*\[\]@\$\(\)]/g, "")
   .replace(/(\s+|\.)/g, " ");
   //切割成數(shù)組
   let arr = _textUntilPosition.split(" ");
   //取當(dāng)前輸入值
   let activeStr = arr[arr.length - 1];
   //獲得輸入值的長度
   let len = activeStr.length;

   //獲得編輯區(qū)域內(nèi)已經(jīng)存在的內(nèi)容
   let rexp = new RegExp('([^\\w]|^)'+activeStr+'\\w*', "gim");
   let match = that.value.match(rexp);
   let _hints = !match ? [] : match.map(ele => {
   let rexp = new RegExp(activeStr, "gim");
   let search = ele.search(rexp);
   return ele.substr(search)
   })

   //查找匹配當(dāng)前輸入值的元素
   let hints = Array.from(new Set([...that.hints, ..._hints])).sort().filter(ele => {
   let rexp = new RegExp(ele.substr(0, len), "gim");
   return match && match.length === 1 && ele === activeStr || ele.length === 1
    ? false
    : activeStr.match(rexp);
   });
   //添加內(nèi)容提示
   let res = hints.map(ele => {
   return {
    label: ele,
    kind: that.hints.indexOf(ele) > -1 ? monaco.languages.CompletionItemKind.Keyword : monaco.languages.CompletionItemKind.Text,
    documentation: ele,
    insertText: ele
   };
   });
   return res;
  };
  this.provider = monaco.languages.registerCompletionItemProvider("sql", {
   provideCompletionItems(model, position) {
   var textUntilPosition = model.getValueInRange({
    startLineNumber: position.lineNumber,
    startColumn: 1,
    endLineNumber: position.lineNumber,
    endColumn: position.column
   });
   var suggestions = createCompleters(textUntilPosition);
   return {
    suggestions: suggestions
   };

   return createCompleters(textUntilPosition);
   }
  });

  // 初始化編輯器實(shí)例
  this.monacoInstance = monaco.editor.create(this.$refs["container"], {
   value: this.value,
   theme: "vs-dark",
   autoIndex: true,
   ...this.options
  });

  // 監(jiān)聽編輯器content變化事件
  this.monacoInstance.onDidChangeModelContent(() => {
   this.$emit("contentChange", this.monacoInstance.getValue());
  });
  }
 }
 };
</script>

<style lang="scss" scope>
 .code-container {
 width: 100%;
 height: 100%;
 overflow: hidden;
 border: 1px solid #eaeaea;
 .monaco-editor .scroll-decoration {
  box-shadow: none;
 }
 }
</style>

<template>
 <div class="container">
 <code-editor
  :options="options"
  :value="content"
  @contentChange="contentChange"
  style="height: 400px; width: 600px;"
 ></code-editor>
 </div>
</template>

<script>
 import CodeEditor from "@/components/CodeEditor";
 export default {
 name: "SQLEditor",
 components: {
  CodeEditor
 },
 data() {
  return {
  content: "",
  options: {
   language: "sql",
   theme: 'vs',
   readOnly: false
  }
  };
 },
 created() {},
 methods: {
  // 綁定編輯器value值的變化
  contentChange(val) {
  this.content = val;
  }
 }
 };
</script>


<style scoped lang="scss">
 .container {
 text-align: left;
 padding: 10px;
 }
</style>