kuroshiro-analyzer-mecab

Pre-requisite

You should have mecab and corresponding dictionary installed in your environment. And make sure that your have added mecab command to your $PATH environment variable. This analyzer will invoke mecab from command line when parsing.

For install instructions of mecab, you could check the official website of mecab from here.

Install

$ npm install kuroshiro-analyzer-mecab

Usage with kuroshiro

Configure analyzer

This analyzer utilizes mecab morphological analyzer.

The mecab-ipadic-neologd dictionary is recommanded which includes many neologisms (new word) and periodically updated.

import MecabAnalyzer from "kuroshiro-analyzer-mecab";
 
const analyzer = new MecabAnalyzer();
 
await kuroshiro.init(analyzer);

Initialization Parameters

Example:

const analyzer = new MecabAnalyzer({
    dictPath: "/usr/lib/mecab/dic/mecab-ipadic-neologd/",
    execOptions: {
        maxBuffer: 200 * 1024,
        timeout: 0
    }
});

• command: Optional mecab command (may have arguments). If set, the param dictPath is ignored
• dictPath: Optional Path of the dictionary mecab used
• execOptions: Optional The exec options to run mecab command. Example as below:

{
    // Largest amount of data in bytes allowed on stdout or stderr. see https://nodejs.org/api/child_process.html#child_process_child_process_exec_command_options_callback.
    maxBuffer: 200 * 1024,
 
    // Timeout. see https://nodejs.org/api/child_process.html#child_process_child_process_exec_command_options_callback.
    timeout: 0
}