import ASTUtil from 'esdoc2/out/src/Util/ASTUtil.js'

public class | source

ASTUtil

Utility for AST.

Static Method Summary

Static Public Methods
public static	createVariableDeclarationAndNewExpressionNode(name: string, className: string, loc: Object): ASTNode create VariableDeclaration node which has NewExpression.
public static	findClassDeclarationNode(name: string, ast: AST): {classNode: ASTNode\|null, exported: boolean\|null} find ClassDeclaration node.
public static	findFunctionDeclarationNode(name: string, ast: AST): ASTNode \| null find FunctionDeclaration node.
public static	findPathInImportDeclaration(ast: AST, name: string): string \| null find file path in import declaration by name.
public static	findVariableDeclarationAndNewExpressionNode(name: string, ast: AST): ASTNode \| null find VariableDeclaration node which has NewExpression.
public static	findVariableDeclarationNode(name: string, ast: AST): ASTNode \| null find VariableDeclaration node.
public static	sanitize(node: ASTNode) sanitize node.
public static	traverse(ast: AST, callback: function(node: Object, parent: Object, path: Object)) traverse ast nodes.

Static Public Methods

public static createVariableDeclarationAndNewExpressionNode(name: string, className: string, loc: Object): ASTNode source

create VariableDeclaration node which has NewExpression.

Params:

Name	Type	Attribute	Description
name	string		variable name.
className	string		class name.
loc	Object		location.

Return:

ASTNode

created node.

public static findClassDeclarationNode(name: string, ast: AST): {classNode: ASTNode|null, exported: boolean|null} source

find ClassDeclaration node.

Params:

Name	Type	Attribute	Description
name	string		class name.
ast	AST		find in this ast.

Return:

{classNode: ASTNode|null, exported: boolean|null}

found ast node.

public static findFunctionDeclarationNode(name: string, ast: AST): ASTNode | null source

find FunctionDeclaration node.

Params:

Name	Type	Attribute	Description
name	string		function name.
ast	AST		find in this ast.

Return:

ASTNode | null

found ast node.

public static findPathInImportDeclaration(ast: AST, name: string): string | null source

find file path in import declaration by name. e.g. can find ./foo/bar.js from import Bar from './foo/bar.js' by Bar.

Params:

Name	Type	Attribute	Description
ast	AST		target AST.
name	string		identifier name.

Return:

string | null

file path.

public static findVariableDeclarationAndNewExpressionNode(name: string, ast: AST): ASTNode | null source

find VariableDeclaration node which has NewExpression.

Params:

Name	Type	Attribute	Description
name	string		variable name.
ast	AST		find in this ast.

Return:

ASTNode | null

found ast node.

public static findVariableDeclarationNode(name: string, ast: AST): ASTNode | null source

find VariableDeclaration node.

Params:

Name	Type	Attribute	Description
name	string		variable name.
ast	AST		find in this ast.

Return:

ASTNode | null

found ast node.

public static sanitize(node: ASTNode) source

sanitize node. change node type to Identifier and empty comment.

Params:

Name	Type	Attribute	Description
node	ASTNode		target node.

public static traverse(ast: AST, callback: function(node: Object, parent: Object, path: Object)) source

traverse ast nodes.

Params:

Name	Type	Attribute	Description
ast	AST		target AST.
callback	function(node: Object, parent: Object, path: Object)		this is called with each node.