Move linter and go plugins to their own repos

The linter and go plugins are no longer 'default'. Their installation
should be handled by the plugin manager: `> plugin install go` and
`> plugin install linter`.

The autoclose plugin will remain a default plugin because it provides
a more essential feature.

Closes #397

runtime/help/options.md

@@ -117,23 +117,10 @@ Here are the options that you can set:
 
 Default plugin options:
 
-* `linter`: lint languages on save (supported languages are C, D, Go, Java,
-   Javascript, Lua). Provided by the `linter` plugin.
-
-	default value: `on`
-
 * `autoclose`: Automatically close `{}` `()` `[]` `""` `''`. Provided by the `autoclose` plugin
 
 	default value: `on`
 
-* `goimports`: Run goimports on save. Provided by the `go` plugin.
-
-	default value: `off`
-
-* `gofmt`: Run gofmt on save. Provided by the `go` plugin.
-
-	default value: `on`
-
 Any option you set in the editor will be saved to the file 
 ~/.config/micro/settings.json so, in effect, your configuration file will be 
 created for you. If you'd like to take your configuration with you to another

runtime/help/plugins.md

@@ -162,8 +162,8 @@ MakeCommand("foo", "example.foo", MakeCompletion("example.complete"))
 
 # Default plugins
 
-For examples of plugins, see the default plugins `linter`, `go`, and `autoclose`.
-They are stored in Micro's GitHub repository [here](https://github.com/zyedidia/micro/tree/master/runtime/plugins).
+For examples of plugins, see the default `autoclose` plugin (stored in the normal micro core repo under `runtime/plugins/autoclose`) as well as
+any plugins that are stored in the official channel [here](https://github.com/micro-editor/plugin-channel).
 
 # Plugin Manager
 
@@ -201,4 +201,4 @@ metadata for your plugin. Here is an example:
 Then open a pull request at github.com/micro-editor/plugin-channel adding a link to the
 raw `repo.json` that is in your plugin repository.
 To make updating the plugin work, the first line of your plugins lua code should contain the version of the plugin. (Like this: `VERSION = "1.0.0"`)
-Please make sure to use [semver](http://semver.org/) for versioning.
+Please make sure to use [semver](http://semver.org/) for versioning.

runtime/plugins/go/go.lua

@@ -1,52 +0,0 @@
-if GetOption("goimports") == nil then
-    AddOption("goimports", false)
-end
-if GetOption("gofmt") == nil then
-    AddOption("gofmt", true)
-end
-
-MakeCommand("goimports", "go.goimports", 0)
-MakeCommand("gofmt", "go.gofmt", 0)
-
-function onViewOpen(view)
-    if view.Buf:FileType() == "go" then
-        SetLocalOption("tabstospaces", "off", view)
-    end
-end
-
-function onSave(view)
-    if CurView().Buf:FileType() == "go" then
-        if GetOption("goimports") then
-            goimports()
-        elseif GetOption("gofmt") then
-            gofmt()
-        end
-    end
-end
-
-function gofmt()
-    CurView():Save(false)
-    local handle = io.popen("gofmt -w " .. CurView().Buf.Path)
-    local result = handle:read("*a")
-    handle:close()
-
-    CurView():ReOpen()
-end
-
-function goimports()
-    CurView():Save(false)
-    local handle = io.popen("goimports -w " .. CurView().Buf.Path)
-    local result = split(handle:read("*a"), ":")
-    handle:close()
-
-    CurView():ReOpen()
-end
-
-function split(str, sep)
-    local result = {}
-    local regex = ("([^%s]+)"):format(sep)
-    for each in str:gmatch(regex) do
-        table.insert(result, each)
-    end
-    return result
-end

runtime/plugins/linter/linter.lua

@@ -1,79 +0,0 @@
-if GetOption("linter") == nil then
-    AddOption("linter", true)
-end
-
-MakeCommand("lint", "linter.lintCommand", 0)
-
-function lintCommand()
-    CurView():Save(false)
-    runLinter()
-end
-
-function runLinter()
-    local ft = CurView().Buf:FileType()
-    local file = CurView().Buf.Path
-    local devnull = "/dev/null"
-    if OS == "windows" then
-        devnull = "NUL"
-    end
-    if ft == "go" then
-        lint("gobuild", "go build -o " .. devnull, "%f:%l: %m")
-        lint("golint", "golint " .. CurView().Buf.Path, "%f:%l:%d+: %m")
-    elseif ft == "lua" then
-        lint("luacheck", "luacheck --no-color " .. file, "%f:%l:%d+: %m")
-    elseif ft == "python" then
-        lint("pyflakes", "pyflakes " .. file, "%f:%l:.-:? %m")
-    elseif ft == "c" then
-        lint("gcc", "gcc -fsyntax-only -Wall -Wextra " .. file, "%f:%l:%d+:.+: %m")
-    elseif ft == "d" then
-        lint("dmd", "dmd -color=off -o- -w -wi -c " .. file, "%f%(%l%):.+: %m")
-    elseif ft == "java" then
-        lint("javac", "javac " .. file, "%f:%l: error: %m")
-    elseif ft == "javascript" then
-        lint("jshint", "jshint " .. file, "%f: line %l,.+, %m")
-    end
-end
-
-function onSave(view)
-    if GetOption("linter") then
-        runLinter()
-    else
-        CurView():ClearAllGutterMessages()
-    end
-end
-
-function lint(linter, cmd, errorformat)
-    CurView():ClearGutterMessages(linter)
-
-    JobStart(cmd, "", "", "linter.onExit", linter, errorformat)
-end
-
-function onExit(output, linter, errorformat)
-    local lines = split(output, "\n")
-
-    local regex = errorformat:gsub("%%f", "(..-)"):gsub("%%l", "(%d+)"):gsub("%%m", "(.+)")
-    for _,line in ipairs(lines) do
-        -- Trim whitespace
-        line = line:match("^%s*(.+)%s*$")
-        if string.find(line, regex) then
-            local file, line, msg = string.match(line, regex)
-            if basename(CurView().Buf.Path) == basename(file) then
-                CurView():GutterMessage(linter, tonumber(line), msg, 2)
-            end
-        end
-    end
-end
-
-function split(str, sep)
-    local result = {}
-    local regex = ("([^%s]+)"):format(sep)
-    for each in str:gmatch(regex) do
-        table.insert(result, each)
-    end
-    return result
-end
-
-function basename(file)
-    local name = string.gsub(file, "(.*/)(.*)", "%2")
-    return name
-end