go lint

output/outputs.go

@@ -8,6 +8,7 @@ import (
 	"os"
 	"os/exec"
 	"runtime"
+	"strconv"
 	"strings"
 
 	"github.com/b3log/wide/conf"
@@ -199,6 +200,12 @@ func BuildHandler(w http.ResponseWriter, r *http.Request) {
 			buf := make([]byte, 1024*8)
 			count, _ := reader.Read(buf)
 
+			channelRet := map[string]interface{}{}
+			channelRet["output"] = string(buf[:count])
+			channelRet["cmd"] = "build"
+			channelRet["nextCmd"] = "run"
+			channelRet["executable"] = executable
+
 			if 0 == count { // 说明构建成功，没有错误信息输出
 				go func() { // 运行 go install，生成的库用于 gocode lib-path
 					cmd := exec.Command("go", "install")
@@ -213,16 +220,29 @@ func BuildHandler(w http.ResponseWriter, r *http.Request) {
 				}()
 			} else { // 构建失败
 				// 解析错误信息，返回给编辑器 gutter lint
+				lines := strings.Split(string(buf[:count]), "\n")[1:]
+				lints := []map[string]interface{}{}
 
+				for _, line := range lines {
+					if len(line) <= 1 {
+						continue
+					}
+
+					file := line[:strings.Index(line, ":")]
+					left := line[strings.Index(line, ":")+1:]
+					lineNo, _ := strconv.Atoi(left[:strings.Index(left, ":")])
+					msg := left[strings.Index(left, ":")+2:]
+
+					lint := map[string]interface{}{}
+					lint["file"] = file
+					lint["lineNo"] = lineNo - 1
+					lint["msg"] = msg
+					lints = append(lints, lint)
+				}
+
+				channelRet["lints"] = lints
 			}
 
-			channelRet := map[string]interface{}{}
-
-			channelRet["output"] = string(buf[:count])
-			channelRet["cmd"] = "build"
-			channelRet["nextCmd"] = "run"
-			channelRet["executable"] = executable
-
 			if nil != outputWS[sid] {
 				glog.V(3).Infof("Session [%s] 's build [id=%d, file=%s] has done", sid, runningId, filePath)
 

static/js/lint/go-lint.js

@@ -1,16 +1,12 @@
+goLintFound = [];
+
 (function(mod) {
     mod(CodeMirror);
 })(function(CodeMirror) {
     "use strict";
 
     CodeMirror.registerHelper("lint", "go", function(text) {
-        var found = [];
+        return goLintFound;
-
-        found.push({from: CodeMirror.Pos(1, 1),
-            to: CodeMirror.Pos(1, 10),
-            message: "test commpile err"});
-
-        return found;
     });
 
 });

static/js/wide.js

@@ -7,12 +7,24 @@ outputWS.onmessage = function(e) {
     console.log('[output onmessage]' + e.data);
     var data = JSON.parse(e.data);
 
+    if (goLintFound) {
+        goLintFound = [];
+    }
+
     if ('run' === data.cmd) {
         $('#output').text($('#output').text() + data.output);
     } else if ('build' === data.cmd) {
         $('#output').text(data.output);
 
         if (0 !== data.output.length) { // 说明编译有错误输出
+            for (var i = 0; i < data.lints.length; i++) {
+                var lint = data.lints[i];
+
+                goLintFound.push({from: CodeMirror.Pos(lint.lineNo, 0),
+                    to: CodeMirror.Pos(lint.lineNo, 0),
+                    message: lint.msg});
+            }
+
             return;
         }
     } else if ('go get' === data.cmd) {