From 665a44756112a17061e24bf3c7563f0bdb8ebcf6 Mon Sep 17 00:00:00 2001
From: Thomas Bruyelle <thomas.bruyelle@tendermint.com>
Date: Wed, 11 Dec 2024 18:57:43 +0100
Subject: [PATCH] more traces to understand CI failure

---
 internal/lsp/build.go        |  9 ++++++---
 internal/tools/build.go      | 13 ++++++++++++-
 testdata/document_open.txtar |  4 ++--
 3 files changed, 20 insertions(+), 6 deletions(-)

diff --git a/internal/lsp/build.go b/internal/lsp/build.go
index 12c223c..56b0d6f 100644
--- a/internal/lsp/build.go
+++ b/internal/lsp/build.go
@@ -32,14 +32,17 @@ func (s *server) TranspileAndBuild(file *GnoFile) ([]ErrorInfo, error) {
 	}
 
 	preOut, _ := tools.Transpile(tmpDir)
-	slog.Info(string(preOut))
 	if len(preOut) > 0 {
+		slog.Info("transpile error", "out", string(preOut))
 		return parseErrors(file, string(preOut), "transpile")
 	}
 
 	buildOut, _ := tools.Build(tmpDir)
-	slog.Info(string(buildOut))
-	return parseErrors(file, string(buildOut), "build")
+	if len(buildOut) > 0 {
+		slog.Info("build error", "out", string(buildOut))
+		return parseErrors(file, string(buildOut), "build")
+	}
+	return nil, nil
 }
 
 // This is used to extract information from the `gno build` command
diff --git a/internal/tools/build.go b/internal/tools/build.go
index d48ff6f..f98df2d 100644
--- a/internal/tools/build.go
+++ b/internal/tools/build.go
@@ -1,12 +1,23 @@
 package tools
 
 import (
+	"fmt"
+	"os"
 	"os/exec"
 	"path/filepath"
+	"strings"
 )
 
 // Build a Gno package: gno transpile -gobuild <dir>.
 // TODO: Remove this in the favour of directly using tools/transpile.go
 func Build(rootDir string) ([]byte, error) {
-	return exec.Command("gno", "transpile", "-skip-imports", "-gobuild", filepath.Join(rootDir)).CombinedOutput()
+	cmd := exec.Command("gno", "transpile", "-skip-imports", "-gobuild", filepath.Join(rootDir))
+	// FIXME(tb): See https://github.com/gnolang/gno/pull/1695/files#r1697255524
+	const disableGoMod = "GO111MODULE=off"
+	cmd.Env = append(os.Environ(), disableGoMod)
+	bz, err := cmd.CombinedOutput()
+	if err != nil {
+		return bz, fmt.Errorf("running '%s': %w: %s", strings.Join(cmd.Args, " "), err, string(bz))
+	}
+	return bz, nil
 }
diff --git a/testdata/document_open.txtar b/testdata/document_open.txtar
index 5cb76f0..250c5f2 100644
--- a/testdata/document_open.txtar
+++ b/testdata/document_open.txtar
@@ -4,16 +4,16 @@ lsp initialized input/initialized.json
 
 # open document w/o errors
 lsp textDocument/didOpen input/didOpen_x.json
-cmpenv output/notify1.json expected/notify1.json
 
 # open document with errors
 lsp textDocument/didOpen input/didOpen_y.json
-cmpenv output/notify2.json expected/notify2.json
 
 # gno transpile should have created a *.gno.gen.go files
 cmp $GNOPLS_WD/script-document_open/x.gno.gen.go x.gno.gen.go.golden
 cmp $GNOPLS_WD/script-document_open/y.gno.gen.go y.gno.gen.go.golden
 
+cmpenv output/notify1.json expected/notify1.json
+cmpenv output/notify2.json expected/notify2.json
 -- x.gno --
 package foo