callees          show possible targets of selected function call
    callers          show possible callers of selected function
    callstack     show path from callgraph root to selected function
    definition    show declaration of selected identifier
    describe      describe selected syntax: definition, methods, etc
    freevars      show free variables of selection
    implements    show 'implements' relation for selected type or method
    peers         show send/receive corresponding to selected channel op
    pointsto    show variables the selected pointer may point to
    referrers     show all refs to entity denoted by selected identifier
    what        show basic information about the selected syntax node
    whicherrs    show possible values of the selected error variable

{
    // use golangconfig, if false then shellenv will be used to get golang environment variables
    "goguru_use_golangconfig": false,

    // adds to the guru_scope the current package of the the working file
    "goguru_use_current_package" : true,

    // besides showing the result, jump directly to the definition
    "goguru_jumpto_definition": false,

    // The output can either be one of: 'buffer', 'output_panel'
    // Buffers can hold results from more than one invocation
    // Output panels sit underneath the editor area and are easily dismissed
    "goguru_output": "output_panel",

    // print debug info to the terminal
    "goguru_debug": false,

    // Set guru's output to json
    "goguru_json": false,

    // an array of scopes of analysis for guru.
    // e.g (for github.com/juju/juju) "guru_scope": ["github.com/juju/juju/cmd/juju", "github.com/juju/juju/cmd/jujud"]
    "goguru_scope": [],

    // an array of build tags of analyzed source files
    "goguru_tags": [],

    // env overwrites the default shell environment vars
    // e.g "env": { "GOPATH": "$HOME/go/bin:$PATH" }
    // not used when goguru_use_golangconfig is set to true
    "goguru_env": {},
}

{
    "folders":
    [
        {
            "follow_symlinks": true,
            "path": "/home/user/go/src/github.com/juju/juju"
        }
    ],
    "settings":
    {
        "GoGuru": {
            "goguru_scope": ["github.com/juju/juju/cmd/juju", "github.com/juju/juju/cmd/jujud"],
            "goguru_output": "output_panel"
        }
    },
}

[
    { "keys": ["ctrl+shift+g"], "command": "go_guru"},
    { "keys": ["ctrl+alt+shift+g"], "command": "go_guru_show_results"},
    { "keys": ["ctrl+.+ctrl+g"], "command": "go_guru_goto_definition", "context": [{ "key": "selector", "operator": "equal", "operand": "source.go" }] },
]

...
    { "keys": ["ctrl+super+c"], "command": "go_guru", "args": {"mode": "callers"} },
    { "keys": ["ctrl+super+i"], "command": "go_guru", "args": {"mode": "implements"} },
    { "keys": ["ctrl+super+r"], "command": "go_guru", "args": {"mode": "referrers"} },
    { "keys": ["ctrl+.+ctrl+g"], "command": "go_guru", "args": {"mode": "definition", output=false}},
    ...

[
    {
        "button": "button2",
        "modifiers": ["ctrl"],
        "press_command": "drag_select",
        "command": "go_guru",
        "args": {
            "mode": "definition",
            "output": false
        },
    },
]