符合中小企业对网站设计、功能常规化式的企业展示型网站建设
本套餐主要针对企业品牌型网站、中高端设计、前端互动体验...
商城网站建设因基本功能的需求不同费用上面也有很大的差别...
手机微信网站开发、微信官网、微信商城网站...
这篇文章主要介绍“Monaco Editor如何实现SQL和Java代码提示”的相关知识,小编通过实际案例向大家展示操作过程,操作方法简单快捷,实用性强,希望这篇“Monaco Editor如何实现SQL和Java代码提示”文章能帮助大家解决问题。
创新互联公司是创新、创意、研发型一体的综合型网站建设公司,自成立以来公司不断探索创新,始终坚持为客户提供满意周到的服务,在本地打下了良好的口碑,在过去的10余年时间我们累计服务了上千家以及全国政企客户,如履带搅拌车等企业单位,完善的项目管理流程,严格把控项目进度与质量监控加上过硬的技术实力获得客户的一致赞誉。
//创建和设置值 if (!this.monacoEditor) { this.monacoEditor = monaco.editor.create(this._node, { value: value || code, language: language, ...options }); this.monacoEditor.onDidChangeModelContent(e => { const value = this.monacoEditor.getValue(); //使value和其值保持一致 if (value !== this.value) { this.value = value; this.props.getValue && this.props.getValue(value) } }); }
// 设置编辑器语言 this.completionItemProvider = monaco.languages.registerCompletionItemProvider( language, { triggerCharacters: [' ', '.', ...this.triggerCharacters], provideCompletionItems: (model, position) => this.sqlSnippets.provideCompletionItems(model, position) } )
async provideCompletionItems(model, position) { const { lineNumber, column } = position // 光标前文本 const textBeforePointer = model.getValueInRange({ startLineNumber: lineNumber, startColumn: 0, endLineNumber: lineNumber, endColumn: column }) const textBeforePointerMulti = model.getValueInRange({ startLineNumber: 1, startColumn: 0, endLineNumber: lineNumber, endColumn: column }) // 光标后文本 // const textAfterPointer = model.getValueInRange({ // startLineNumber: lineNumber, // startColumn: column, // endLineNumber: lineNumber, // endColumn: model.getLineMaxColumn(model.getLineCount()) // }) const textAfterPointerMulti = model.getValueInRange({ startLineNumber: lineNumber, startColumn: column, endLineNumber: model.getLineCount(), endColumn: model.getLineMaxColumn(model.getLineCount()) }) // const nextTokens = textAfterPointer.trim().split(/\s+/) // const nextToken = nextTokens[0].toLowerCase() const tokens = textBeforePointer.trim().split(/\s+/) const lastToken = tokens[tokens.length - 1].toLowerCase() // 数据库名联想 if (lastToken === 'database') { return { suggestions: this.getDataBaseSuggest() } // <库名>.<表名> || <别名>.<字段> } else if (lastToken.endsWith('.')) { // 去掉点后的字符串 const tokenNoDot = lastToken.slice(0, lastToken.length - 1) if (this.dbSchema.find(db => db.dbName === tokenNoDot.replace(/^.*,/g, ''))) { // <库名>.<表名>联想 return { suggestions: [...this.getTableSuggestByDbName(tokenNoDot.replace(/^.*,/g, ''))] } } else if (this.getTableNameAndTableAlia(textBeforePointerMulti.split(';')[textBeforePointerMulti.split(';').length - 1] + textAfterPointerMulti.split(';')[0])) { const tableInfoList = this.getTableNameAndTableAlia(textBeforePointerMulti.split(';')[textBeforePointerMulti.split(';').length - 1] + textAfterPointerMulti.split(';')[0]) const currentTable = tableInfoList.find(item => item.tableAlia === tokenNoDot.replace(/^.*,/g, '')) // <别名>.<字段>联想 if (currentTable && currentTable.tableName) { return { suggestions: await this.getTableColumnSuggestByTableAlia(currentTable.tableName) } } else { return { suggestions: [] } } } else { return { suggestions: [] } } // 库名联想 } else if (lastToken === 'from' || lastToken === 'join' || /(from|join)\s+.*?\s?,\s*$/.test(textBeforePointer.replace(/.*?(/gm, '').toLowerCase())) { // const tables = this.getTableSuggest() const databases = this.getDataBaseSuggest() return { suggestions: databases } // 字段联想 } else if (['select', 'where', 'order by', 'group by', 'by', 'and', 'or', 'having', 'distinct', 'on'].includes(lastToken.replace(/.*?(/g, '')) || (lastToken.endsWith('.') && !this.dbSchema.find(db => `${db.dbName}.` === lastToken)) || /(select|where|order by|group by|by|and|or|having|distinct|on)\s+.*?\s?,\s*$/.test(textBeforePointer.toLowerCase())) { return { suggestions: await this.getTableColumnSuggest() } // 自定义字段联想 } else if (this.customKeywords.toString().includes(lastToken)) { return { suggestions: this.getCustomSuggest(lastToken.startsWith('$')) } // 默认联想 } else { return { suggestions: [...this.getDataBaseSuggest(), ...this.getTableSuggest(), ...this.getKeywordSuggest()] } } }
monaco.languages.registerCompletionItemProvider( language, { triggerCharacters: ['ds.','.'], provideCompletionItems: (model, position) =>{ const { lineNumber, column } = position // 光标前文本 const textBeforePointer = model.getValueInRange({ startLineNumber: lineNumber, startColumn: 0, endLineNumber: lineNumber, endColumn: column }) if(['ds.'].includes(textBeforePointer)){ return {suggestions: [ { label: 'connection("")', //显示的提示名称 insertText: 'connection("")' //选择后粘贴到编辑器中的文字 }, { label: 'query("","")', insertText: 'query("","")' }, ]}; } if(['ds.connection("").'].includes(textBeforePointer)){ return {suggestions: [ { label: 'query("")', insertText: 'query("")', }, ]}; } } } )
关于“Monaco Editor如何实现SQL和Java代码提示”的内容就介绍到这里了,感谢大家的阅读。如果想了解更多行业相关的知识,可以关注创新互联行业资讯频道,小编每天都会为大家更新不同的知识点。