How to use the VariableDeclaration function from @babel/types

Find comprehensive JavaScript @babel/types.VariableDeclaration code examples handpicked from public code repositorys.

TraverseImport.js

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 *   variableDeclarationMethod('isWeex', true)
 *
 *   const isWeex = true;
 */
function variableDeclarationMethod(name, value) {
  return types.VariableDeclaration(
    'const', [
      types.variableDeclarator(
        types.Identifier(name),
        types.BooleanLiteral(value),

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+ 5 other calls in file

dec_main.js

GitHub: lk-li/spider_reverse

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if(paramsList.length>0){
    paramsList.map(function (letname){
        if(t.isIdentifier(letname)){
            //定义一个变量，并添加到结构体中
            let varDec = t.VariableDeclarator(t.identifier(letname.name))//
            let localAST = t.VariableDeclaration('var', [varDec]);//
            node_exp.callee.body.body.unshift(localAST);//添加
        }
    })
}

index.js

GitHub: infernojs/babel-plugin-inferno

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        var toInsert = opts.varNode;
        var node = toInsert.node;
        var index = toInsert.index;

        node.body.splice(index, 0, t.VariableDeclaration('var', varArray));
      }
    }
  }
},

Transformer.js

GitHub: yklydxtt/react-class-to-fc

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  return
}
const params = node.params ? node.params : node.value.params
if (node.value && node.value.type === 'ArrowFunctionExpression') {
  this.componentBody.push(
    t.VariableDeclaration('const', [
      t.VariableDeclarator(node.key, node.value)
    ])
  )
  return

+ 5 other calls in file

ast_part1.js

GitHub: Jinhk084/yuanrenxue_match

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let new_array = [];  // 创建用来存放node节点的数组
// 取出原本在列表中的node节点(splice会默认删除取出的内容)
let new_var = node.declarations.splice(1)
new_var.map(v => {
    // 创建节点
    let create_node = t.VariableDeclaration('var', [v])
    // 将节点添加到数组中去
    new_array.push(create_node)
})
// 将取出来的节点添加到指定位置

+ 2 other calls in file

usefulPlugins.js

GitHub: Blue-Skie/YuanRenXue-Web

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let newNodes = [];

for (const varNode of declarations)
{
   let newDeclartionNode = types.VariableDeclaration(kind,[varNode]);
   newNodes.push(newDeclartionNode);
}

path.replaceWithMultiple(newNodes);

+ 74 other calls in file

Other functions in @babel/types

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@babel/types.identifier is the most popular function in @babel/types (20936 examples)

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