Package Exports

unist-util-find-all-before

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Readme

unist-util-find-all-before

Unist utility to find nodes before another node.

Installation

npm:

npm install unist-util-find-all-before

Usage

var remark = require('remark');
var findAllBefore = require('unist-util-find-all-before');

var tree = remark().parse('Some _emphasis_, **importance**, and `code`.');
var paragraph = tree.children[0];
var code = paragraph.children[paragraph.children.length - 1];

console.log(findAllBefore(paragraph, code, 'text'));

Yields:

[ { type: 'text', value: ', and ' },
  { type: 'text', value: ', ' },
  { type: 'text', value: 'Some ' } ]

API

`findAllBefore(parent, node|index[, test])`

Find the first child before index (or node) in parent, that passes test (when given).

Parameters

parent (Node) — Context node;
node (Node) — Node in parent;
index (number, optional) — Position of a node in parent;
test (Function, string, or Node, optional) — See unist-util-is.

Returns

Array.<Node> — Child nodes of parent passing test.