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" Author: Horacio Sanson https://github.com/hsanson
" Description: Functions for integrating with Go tools
" Find the nearest dir listed in GOPATH and assume it the root of the go
" project.
function! ale#go#FindProjectRoot(buffer) abort
let l:sep = has('win32') ? ';' : ':'
let l:filename = ale#path#Simplify(expand('#' . a:buffer . ':p'))
for l:name in split($GOPATH, l:sep)
let l:path_dir = ale#path#Simplify(l:name)
" Use the directory from GOPATH if the current filename starts with it.
if l:filename[: len(l:path_dir) - 1] is? l:path_dir
return l:path_dir
endif
endfor
let l:default_go_path = ale#path#Simplify(expand('~/go'))
if isdirectory(l:default_go_path)
return l:default_go_path
endif
return ''
endfunction
call ale#Set('go_go111module', '')
" Return a string setting Go-specific environment variables
function! ale#go#EnvString(buffer) abort
let l:env = ''
" GO111MODULE - turn go modules behavior on/off
let l:go111module = ale#Var(a:buffer, 'go_go111module')
if !empty(l:go111module)
let l:env = ale#Env('GO111MODULE', l:go111module) . l:env
endif
return l:env
endfunction
function! ale#go#GetGoPathExecutable(suffix) abort
let l:prefix = $GOPATH
if !empty($GOPATH)
let l:prefix = $GOPATH
elseif has('win32')
let l:prefix = $USERPROFILE . '/go'
else
let l:prefix = $HOME . '/go'
endif
return ale#path#Simplify(l:prefix . '/' . a:suffix)
endfunction
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