{
    "Keymap": {
        "M-v": "peco.SelectPreviousPage",
        "C-v": "peco.SelectNextPage"
    },
    "CustomMatcher": {
        "Migemo": [
            "/Users/ogimoto/.go/bin/migemogrep",
            "$QUERY"
        ]
    }
}
{
    "Keymap": {
        "M-v": "peco.SelectPreviousPage",
        "C-v": "peco.SelectNextPage"
    },
    "CustomMatcher": {
        "Migemo": [
            "migemogrep",
            "$QUERY"
        ]
    }
}

Change peco's Custom Matcher, 'Migemo'
Change peco's Custom Matcher, 'Migemo'
