Fixed windows path issue and added log level

go.mod

@@ -8,7 +8,7 @@ require (
 	github.com/davecgh/go-spew v1.1.1
 	github.com/go-errors/errors v1.0.1 // indirect
 	github.com/gogo/protobuf v1.2.1 // indirect
-	github.com/gruntwork-io/terragrunt v0.21.13
+	github.com/gruntwork-io/terragrunt v0.21.13 // indirect
 	github.com/hashicorp/go-hclog v0.9.0 // indirect
 	github.com/hashicorp/go-plugin v1.0.1-0.20190610192547-a1bc61569a26
 	github.com/hashicorp/hcl v1.0.0 // indirect
@@ -21,6 +21,7 @@ require (
 	github.com/mattn/go-zglob v0.0.1 // indirect
 	github.com/mitchellh/go-homedir v1.1.0
 	github.com/mitchellh/reflectwalk v1.0.1 // indirect
+	github.com/sirupsen/logrus v1.2.0
 	github.com/sourcegraph/go-lsp v0.0.0-20181119182933-0c7d621186c1
 	github.com/spf13/afero v1.2.2
 	github.com/ulikunitz/xz v0.5.6 // indirect

go.sum

@@ -252,6 +252,7 @@ github.com/kardianos/osext v0.0.0-20190222173326-2bc1f35cddc0/go.mod h1:1NbS8ALr
 github.com/keybase/go-crypto v0.0.0-20161004153544-93f5b35093ba/go.mod h1:ghbZscTyKdM07+Fw3KSi0hcJm+AlEUWj8QLlPtijN/M=
 github.com/kisielk/errcheck v1.1.0/go.mod h1:EZBBE59ingxPouuu3KfxchcWSUPOHkagtvWXihfKN4Q=
 github.com/kisielk/gotool v1.0.0/go.mod h1:XhKaO+MFFWcvkIS/tQcRk01m1F5IRFswLeQ+oQHNcck=
+github.com/konsorten/go-windows-terminal-sequences v1.0.1 h1:mweAR1A6xJ3oS2pRaGiHgQ4OO8tzTaLawm8vnODuwDk=
 github.com/konsorten/go-windows-terminal-sequences v1.0.1/go.mod h1:T0+1ngSBFLxvqU3pZ+m/2kptfBszLMUkC4ZK/EgS/cQ=
 github.com/kr/logfmt v0.0.0-20140226030751-b84e30acd515/go.mod h1:+0opPa2QZZtGFBFZlji/RkVcI2GknAs/DXo4wKdlNEc=
 github.com/kr/pretty v0.1.0 h1:L/CwN0zerZDmRFUapSPitk6f+Q3+0za1rQkzVuMiMFI=
@@ -340,6 +341,7 @@ github.com/sergi/go-diff v1.0.0 h1:Kpca3qRNrduNnOQeazBd0ysaKrUJiIuISHxogkT9RPQ=
 github.com/sergi/go-diff v1.0.0/go.mod h1:0CfEIISq7TuYL3j771MWULgwwjU+GofnZX9QAmXWZgo=
 github.com/shurcooL/sanitized_anchor_name v1.0.0 h1:PdmoCO6wvbs+7yrJyMORt4/BmY5IYyJwS/kOiWx8mHo=
 github.com/shurcooL/sanitized_anchor_name v1.0.0/go.mod h1:1NzhyTcUVG4SuEtjjoZeVRXNmyL/1OwPU0+IJeTBvfc=
+github.com/sirupsen/logrus v1.2.0 h1:juTguoYk5qI21pwyTXY3B3Y5cOTH3ZUyZCg1v/mihuo=
 github.com/sirupsen/logrus v1.2.0/go.mod h1:LxeOpSwHxABJmUn/MG1IvRgCAasNZTLOkJPxbbu5VWo=
 github.com/smartystreets/assertions v0.0.0-20180927180507-b2de0cb4f26d/go.mod h1:OnSkiWE9lh6wB0YB77sQom3nweQdgAjqCqsofrRNTgc=
 github.com/smartystreets/goconvey v0.0.0-20180222194500-ef6db91d284a/go.mod h1:XDJAKZRPZ1CvBcN2aX5YOUTYGHki24fSF0Iv48Ibg0s=

helper/file.go

@@ -10,7 +10,7 @@ import (
 	"github.com/sourcegraph/go-lsp"
 	"github.com/spf13/afero"
 	"github.com/zclconf/go-cty/cty"
-	"log"
+  log "github.com/sirupsen/logrus"
 	"reflect"
 	"regexp"
 	"strings"
@@ -65,6 +65,10 @@ func CheckAndGetConfig(parser *configs.Parser, originalFile afero.File, line int
 
 // credits: https://stackoverflow.com/questions/28008566/how-to-compute-the-offset-from-column-and-line-number-go
 func FindOffset(fileText string, line, column int) int {
+  if column == 0 {
+    column = 1
+  }
+
 	currentCol := 1
 	currentLine := 1
 
@@ -79,13 +83,12 @@ func FindOffset(fileText string, line, column int) int {
 		} else {
 			currentCol++
 		}
-
 	}
 	return -1
 }
 
 func DumpLog(res interface{}) {
-	log.Println(spew.Sdump(res))
+	log.Debug(spew.Sdump(res))
 }
 
 func ParseVariables(vars hcl.Traversal, configVars map[string]*configs.Variable, completionItems []lsp.CompletionItem) []lsp.CompletionItem {

langserver/complete.go

@@ -8,6 +8,7 @@ import (
 	"github.com/hashicorp/terraform/configs"
 	"github.com/hashicorp/terraform/lang"
 	lsp "github.com/sourcegraph/go-lsp"
+  "net/url"
 	"path/filepath"
 	"reflect"
 	"regexp"
@@ -26,13 +27,14 @@ func TextDocumentComplete(ctx context.Context, vs lsp.CompletionParams) (lsp.Com
 
 	fileURL := strings.Replace(string(vs.TextDocument.URI), "file://", "", 1)
 
-	fileDir := filepath.Dir(fileURL)
+  decodedFileURL , _ := url.QueryUnescape(fileURL)
+	fileDir := filepath.Dir(decodedFileURL)
 	res, _ := filepath.Glob(fileDir + "/*.tf")
 	var file *configs.File
 	var resultFiles []*configs.File
 
 	for _, v := range res {
-		if fileURL == v {
+		if strings.ToLower(decodedFileURL) == strings.ToLower(v) {
 			continue
 		}
 
@@ -218,6 +220,7 @@ func TextDocumentComplete(ctx context.Context, vs lsp.CompletionParams) (lsp.Com
 
 	if expr != nil {
 		helper.DumpLog("Found Expression")
+    helper.DumpLog(posHCL)
 		helper.DumpLog(expr)
 		//.*for.*in\s+([^:]*)
 		//te, te2 := hclsyntax.ParseExpression([]byte("aws[0].test"), "test", hcl.Pos{

langserver/exit.go

@@ -2,10 +2,10 @@ package langserver
 
 import (
 	"context"
-  "log"
   "os"
   "github.com/juliosueiras/terraform-lsp/memfs"
 
+  log "github.com/sirupsen/logrus"
 	lsp "github.com/sourcegraph/go-lsp"
 )
 
@@ -15,7 +15,7 @@ func Exit(ctx context.Context, vs lsp.None) error {
 		return err
 	}
 
-  log.Println("Exited")
+  log.Info("Exited")
 	os.Exit(0)
 	return nil
 }

langserver/initialize.go

@@ -5,7 +5,7 @@ import (
 	lsp "github.com/sourcegraph/go-lsp"
   "github.com/juliosueiras/terraform-lsp/memfs"
   "github.com/spf13/afero"
-	"log"
+  log "github.com/sirupsen/logrus"
 )
 
 func Initialize(ctx context.Context, vs lsp.InitializeParams) (lsp.InitializeResult, error) {

langserver/shutdown.go

@@ -2,9 +2,9 @@ package langserver
 
 import (
 	"context"
-  "log"
   "github.com/juliosueiras/terraform-lsp/memfs"
 
+  log "github.com/sirupsen/logrus"
 	lsp "github.com/sourcegraph/go-lsp"
 )
 
@@ -14,6 +14,6 @@ func Shutdown(ctx context.Context, vs lsp.None) error {
 		return err
 	}
 
-  log.Println("Shutdown")
+  log.Info("Shutdown")
 	return nil
 }

main.go

@@ -3,15 +3,18 @@ package main
 import (
 	"flag"
 	"fmt"
-	"log"
 	"os"
 	"strings"
+  oldLog "log"
+  log "github.com/sirupsen/logrus"
 
+  "io/ioutil"
 	"github.com/creachadair/jrpc2/channel"
 	"github.com/juliosueiras/terraform-lsp/langserver"
 )
 
 var location = flag.String("log-location", "", "Location of the lsp log")
+var debug = flag.Bool("debug", false, "Enable debug output")
 var enableLogFile = flag.Bool("enable-log-file", false, "Enable log file")
 
 var Version string
@@ -23,13 +26,25 @@ var version = flag.Bool("version", false, "Show version")
 func main() {
 	flag.Parse()
 
+  oldLog.SetOutput(ioutil.Discard)
+  oldLog.SetFlags(0)
+
+
 	if *version {
 		fmt.Printf("v%s, commit: %s, build on: %s", strings.Trim(Version, "v"), GitCommit, Date)
 		return
 	}
 
 	Server := langserver.CreateServer()
 
+  log.Infof("Log Level is Debug: %t", *debug)
+
+  if *debug {
+    log.SetLevel(log.DebugLevel)
+  } else {
+    log.SetLevel(log.InfoLevel)
+  }
+
 	if *enableLogFile {
 		f, err := os.OpenFile(fmt.Sprintf("%stf-lsp.log", *location), os.O_RDWR|os.O_CREATE|os.O_APPEND, 0666)
 		if err != nil {
@@ -41,12 +56,12 @@ func main() {
 
 	// Start the server on a channel comprising stdin/stdout.
 	Server.Start(channel.Header("")(os.Stdin, os.Stdout))
-	log.Print("Server started")
+	log.Info("Server started")
 
 	// Wait for the server to exit, and report any errors.
 	if err := Server.Wait(); err != nil {
 		log.Printf("Server exited: %v", err)
 	}
 
-	log.Print("Server Finish")
+	log.Info("Server Finish")
 }

tfstructs/provider.go

@@ -2,9 +2,12 @@
 package tfstructs
 
 import (
+  "unicode/utf8"
 	"fmt"
 	"go/build"
-	"log"
+  log "github.com/sirupsen/logrus"
+  oldLog "log"
+  "io/ioutil"
 	"os"
 	"os/exec"
 	"path/filepath"
@@ -141,6 +144,8 @@ func findPlugin(pluginType string, pluginName string, targetDir string) (*discov
 		return nil, err
 	}
 
+  oldLog.SetOutput(ioutil.Discard)
+
 	pluginMetaSet := discovery.FindPlugins(pluginType, dirs).WithName(pluginName)
 
 	// if pluginMetaSet doesn't have any pluginMeta, pluginMetaSet.Newest() will call panic.
@@ -182,13 +187,31 @@ func pluginDirs(targetDir string) ([]string, error) {
 	// auto installed directory
 	// This does not take into account overriding the data directory.
 	autoInstalledDir := ""
-	for dir := targetDir; dir != "" && strings.HasPrefix(dir, homeDir); dir = filepath.Dir(dir) {
-		log.Printf("[DEBUG] search .terraform dir in %s", dir)
+
+  s, i := utf8.DecodeRuneInString("\\")
+  if []rune(targetDir)[0] == s {
+    // https://stackoverflow.com/questions/48798588/how-do-you-remove-the-first-character-of-a-string
+    targetDir = targetDir[i:] 
+  }
+
+  for dir := targetDir; dir != ""; dir = filepath.Dir(dir) {
+
+    if dir[1:] == ":\\" {
+      if _, err := os.Stat(filepath.Join(dir, ".terraform")); err == nil {
+        autoInstalledDir = filepath.Join(dir, ".terraform", "plugins", arch)
+      }
+      break
+    }
+
+		log.Debug("[DEBUG] search .terraform dir in %s", dir)
+
 		if _, err := os.Stat(filepath.Join(dir, ".terraform")); err == nil {
 			autoInstalledDir = filepath.Join(dir, ".terraform", "plugins", arch)
 			break
 		}
+
 	}
+
 	if autoInstalledDir != "" {
 		dirs = append(dirs, autoInstalledDir)
 	}
@@ -208,7 +231,7 @@ func pluginDirs(targetDir string) ([]string, error) {
 	gopath := build.Default.GOPATH
 	dirs = append(dirs, filepath.Join(gopath, "bin"))
 
-	log.Printf("[DEBUG] plugin dirs: %#v", dirs)
+	log.Debug("[DEBUG] plugin dirs: %#v", dirs)
 	return dirs, nil
 }