From 9bad6cb512b73e1ecd272131c1dbf55ab3d4e590 Mon Sep 17 00:00:00 2001
From: Thomas Bruyelle <thomas.bruyelle@tendermint.com>
Date: Wed, 25 Oct 2023 23:32:39 +0200
Subject: [PATCH] refac!: remove `gno build` command

Closes: #1242

In favor of `gno precompile --build`
---
 gnovm/cmd/gno/build.go                        | 92 -------------------
 gnovm/cmd/gno/build_test.go                   | 11 ---
 gnovm/cmd/gno/main.go                         |  1 -
 gnovm/cmd/gno/precompile.go                   | 41 ++++++++-
 gnovm/cmd/gno/precompile_test.go              | 19 ++--
 gnovm/cmd/gno/test.go                         |  7 +-
 .../gno/testdata/gno_build/empty_dir.txtar    |  6 --
 .../gno_build/invalid_gno_files.txtar         | 27 ------
 .../testdata/gno_build/invalid_go_files.txtar | 30 ------
 .../cmd/gno/testdata/gno_build/no_args.txtar  |  6 --
 .../gno/testdata/gno_build/no_gno_files.txtar | 12 ---
 .../gno/testdata/gno_build/no_go_files.txtar  | 19 ----
 .../cmd/gno/testdata/gno_build/no_gomod.txtar | 16 ----
 gnovm/cmd/gno/testdata/gno_build/ok.txtar     | 23 -----
 .../testdata/gno_precompile/01_no_args.txtar  |  6 ++
 .../gno_precompile/02_empty_dir.txtar         |  6 ++
 .../gno_precompile/03_invalid_gno_files.txtar | 19 ++++
 .../gno_precompile/04_valid_gno_files.txtar   | 32 +++++++
 .../gno_precompile/05_skip_fmt_flag.txtar     | 34 +++++++
 .../gno_precompile/06_build_flag.txtar        | 36 ++++++++
 .../07_build_flag_with_build_error.txtar      | 34 +++++++
 gnovm/pkg/gnolang/precompile.go               |  5 +-
 22 files changed, 220 insertions(+), 262 deletions(-)
 delete mode 100644 gnovm/cmd/gno/build.go
 delete mode 100644 gnovm/cmd/gno/build_test.go
 delete mode 100644 gnovm/cmd/gno/testdata/gno_build/empty_dir.txtar
 delete mode 100644 gnovm/cmd/gno/testdata/gno_build/invalid_gno_files.txtar
 delete mode 100644 gnovm/cmd/gno/testdata/gno_build/invalid_go_files.txtar
 delete mode 100644 gnovm/cmd/gno/testdata/gno_build/no_args.txtar
 delete mode 100644 gnovm/cmd/gno/testdata/gno_build/no_gno_files.txtar
 delete mode 100644 gnovm/cmd/gno/testdata/gno_build/no_go_files.txtar
 delete mode 100644 gnovm/cmd/gno/testdata/gno_build/no_gomod.txtar
 delete mode 100644 gnovm/cmd/gno/testdata/gno_build/ok.txtar
 create mode 100644 gnovm/cmd/gno/testdata/gno_precompile/01_no_args.txtar
 create mode 100644 gnovm/cmd/gno/testdata/gno_precompile/02_empty_dir.txtar
 create mode 100644 gnovm/cmd/gno/testdata/gno_precompile/03_invalid_gno_files.txtar
 create mode 100644 gnovm/cmd/gno/testdata/gno_precompile/04_valid_gno_files.txtar
 create mode 100644 gnovm/cmd/gno/testdata/gno_precompile/05_skip_fmt_flag.txtar
 create mode 100644 gnovm/cmd/gno/testdata/gno_precompile/06_build_flag.txtar
 create mode 100644 gnovm/cmd/gno/testdata/gno_precompile/07_build_flag_with_build_error.txtar

diff --git a/gnovm/cmd/gno/build.go b/gnovm/cmd/gno/build.go
deleted file mode 100644
index b80711586e4..00000000000
--- a/gnovm/cmd/gno/build.go
+++ /dev/null
@@ -1,92 +0,0 @@
-package main
-
-import (
-	"context"
-	"flag"
-	"fmt"
-	"os"
-
-	gno "github.com/gnolang/gno/gnovm/pkg/gnolang"
-	"github.com/gnolang/gno/tm2/pkg/commands"
-)
-
-type buildCfg struct {
-	verbose  bool
-	goBinary string
-}
-
-var defaultBuildOptions = &buildCfg{
-	verbose:  false,
-	goBinary: "go",
-}
-
-func newBuildCmd(io *commands.IO) *commands.Command {
-	cfg := &buildCfg{}
-
-	return commands.NewCommand(
-		commands.Metadata{
-			Name:       "build",
-			ShortUsage: "build [flags] <package>",
-			ShortHelp:  "Builds the specified gno package",
-		},
-		cfg,
-		func(_ context.Context, args []string) error {
-			return execBuild(cfg, args, io)
-		},
-	)
-}
-
-func (c *buildCfg) RegisterFlags(fs *flag.FlagSet) {
-	fs.BoolVar(
-		&c.verbose,
-		"verbose",
-		defaultBuildOptions.verbose,
-		"verbose output when building",
-	)
-
-	fs.StringVar(
-		&c.goBinary,
-		"go-binary",
-		defaultBuildOptions.goBinary,
-		"go binary to use for building",
-	)
-}
-
-func execBuild(cfg *buildCfg, args []string, io *commands.IO) error {
-	if len(args) < 1 {
-		return flag.ErrHelp
-	}
-
-	paths, err := gnoPackagesFromArgs(args)
-	if err != nil {
-		return fmt.Errorf("list packages: %w", err)
-	}
-
-	errCount := 0
-	for _, pkgPath := range paths {
-		err = goBuildFileOrPkg(pkgPath, cfg)
-		if err != nil {
-			err = fmt.Errorf("%s: build pkg: %w", pkgPath, err)
-			io.ErrPrintfln("%s\n", err.Error())
-
-			errCount++
-		}
-	}
-
-	if errCount > 0 {
-		return fmt.Errorf("%d go build errors", errCount)
-	}
-
-	return nil
-}
-
-func goBuildFileOrPkg(fileOrPkg string, cfg *buildCfg) error {
-	verbose := cfg.verbose
-	goBinary := cfg.goBinary
-
-	if verbose {
-		fmt.Fprintf(os.Stderr, "%s\n", fileOrPkg)
-	}
-
-	return gno.PrecompileBuildPackage(fileOrPkg, goBinary)
-}
diff --git a/gnovm/cmd/gno/build_test.go b/gnovm/cmd/gno/build_test.go
deleted file mode 100644
index 5bb03ef0d35..00000000000
--- a/gnovm/cmd/gno/build_test.go
+++ /dev/null
@@ -1,11 +0,0 @@
-package main
-
-import (
-	"testing"
-
-	"github.com/rogpeppe/go-internal/testscript"
-)
-
-func TestBuild(t *testing.T) {
-	testscript.Run(t, setupTestScript(t, "testdata/gno_build"))
-}
diff --git a/gnovm/cmd/gno/main.go b/gnovm/cmd/gno/main.go
index 433db703b90..d2d5881f1e6 100644
--- a/gnovm/cmd/gno/main.go
+++ b/gnovm/cmd/gno/main.go
@@ -33,7 +33,6 @@ func newGnocliCmd(io *commands.IO) *commands.Command {
 		newTestCmd(io),
 		newLintCmd(io),
 		newRunCmd(io),
-		newBuildCmd(io),
 		newPrecompileCmd(io),
 		newCleanCmd(io),
 		newReplCmd(),
diff --git a/gnovm/cmd/gno/precompile.go b/gnovm/cmd/gno/precompile.go
index 7e895109706..6744737ca3c 100644
--- a/gnovm/cmd/gno/precompile.go
+++ b/gnovm/cmd/gno/precompile.go
@@ -18,6 +18,7 @@ type precompileCfg struct {
 	verbose     bool
 	skipFmt     bool
 	skipImports bool
+	gobuild     bool
 	goBinary    string
 	gofmtBinary string
 	output      string
@@ -85,6 +86,13 @@ func (c *precompileCfg) RegisterFlags(fs *flag.FlagSet) {
 		"do not precompile imports recursively",
 	)
 
+	fs.BoolVar(
+		&c.gobuild,
+		"gobuild",
+		false,
+		"run go build on generated go files, ignoring test files",
+	)
+
 	fs.StringVar(
 		&c.goBinary,
 		"go-binary",
@@ -125,7 +133,6 @@ func execPrecompile(cfg *precompileCfg, args []string, io *commands.IO) error {
 		if err != nil {
 			err = fmt.Errorf("%s: precompile: %w", filepath, err)
 			io.ErrPrintfln("%s", err.Error())
-
 			errCount++
 		}
 	}
@@ -134,6 +141,27 @@ func execPrecompile(cfg *precompileCfg, args []string, io *commands.IO) error {
 		return fmt.Errorf("%d precompile errors", errCount)
 	}
 
+	if cfg.gobuild {
+		paths, err := gnoPackagesFromArgs(args)
+		if err != nil {
+			return fmt.Errorf("list packages: %w", err)
+		}
+
+		errCount = 0
+		for _, pkgPath := range paths {
+			_ = pkgPath
+			err = goBuildFileOrPkg(pkgPath, cfg)
+			if err != nil {
+				err = fmt.Errorf("%s: build pkg: %w", pkgPath, err)
+				io.ErrPrintfln("%s\n", err.Error())
+				errCount++
+			}
+		}
+		if errCount > 0 {
+			return fmt.Errorf("%d build errors", errCount)
+		}
+	}
+
 	return nil
 }
 
@@ -219,3 +247,14 @@ func precompileFile(srcPath string, opts *precompileOptions) error {
 
 	return nil
 }
+
+func goBuildFileOrPkg(fileOrPkg string, cfg *precompileCfg) error {
+	verbose := cfg.verbose
+	goBinary := cfg.goBinary
+
+	if verbose {
+		fmt.Fprintf(os.Stderr, "%s\n", fileOrPkg)
+	}
+
+	return gno.PrecompileBuildPackage(fileOrPkg, goBinary)
+}
diff --git a/gnovm/cmd/gno/precompile_test.go b/gnovm/cmd/gno/precompile_test.go
index 56f63b0de35..86f43362897 100644
--- a/gnovm/cmd/gno/precompile_test.go
+++ b/gnovm/cmd/gno/precompile_test.go
@@ -1,18 +1,11 @@
 package main
 
-import "testing"
+import (
+	"testing"
 
-func TestPrecompileApp(t *testing.T) {
-	tc := []testMainCase{
-		{
-			args:        []string{"precompile"},
-			errShouldBe: "flag: help requested",
-		},
+	"github.com/rogpeppe/go-internal/testscript"
+)
 
-		// {args: []string{"precompile", "..."}, stdoutShouldContain: "..."},
-		// TODO: recursive
-		// TODO: valid files
-		// TODO: invalid files
-	}
-	testMainCaseRun(t, tc)
+func TestPrecompile(t *testing.T) {
+	testscript.Run(t, setupTestScript(t, "testdata/gno_precompile"))
 }
diff --git a/gnovm/cmd/gno/test.go b/gnovm/cmd/gno/test.go
index 85fe3f7ee7d..40831e45df8 100644
--- a/gnovm/cmd/gno/test.go
+++ b/gnovm/cmd/gno/test.go
@@ -210,9 +210,10 @@ func execTest(cfg *testCfg, args []string, io *commands.IO) error {
 			if verbose {
 				io.ErrPrintfln("=== PREC  %s", pkg.Dir)
 			}
-			precompileOpts := newPrecompileOptions(&precompileCfg{
+			precompileCfg := &precompileCfg{
 				output: tempdirRoot,
-			})
+			}
+			precompileOpts := newPrecompileOptions(precompileCfg)
 			err := precompilePkg(importPath(pkg.Dir), precompileOpts)
 			if err != nil {
 				io.ErrPrintln(err)
@@ -231,7 +232,7 @@ func execTest(cfg *testCfg, args []string, io *commands.IO) error {
 			if err != nil {
 				return errors.New("cannot resolve build dir")
 			}
-			err = goBuildFileOrPkg(tempDir, defaultBuildOptions)
+			err = goBuildFileOrPkg(tempDir, precompileCfg)
 			if err != nil {
 				io.ErrPrintln(err)
 				io.ErrPrintln("FAIL")
diff --git a/gnovm/cmd/gno/testdata/gno_build/empty_dir.txtar b/gnovm/cmd/gno/testdata/gno_build/empty_dir.txtar
deleted file mode 100644
index d346b6ad46f..00000000000
--- a/gnovm/cmd/gno/testdata/gno_build/empty_dir.txtar
+++ /dev/null
@@ -1,6 +0,0 @@
-# Run gno build on an empty dir
-
-gno build .
-
-! stdout .+
-! stderr .+
diff --git a/gnovm/cmd/gno/testdata/gno_build/invalid_gno_files.txtar b/gnovm/cmd/gno/testdata/gno_build/invalid_gno_files.txtar
deleted file mode 100644
index 617e12291be..00000000000
--- a/gnovm/cmd/gno/testdata/gno_build/invalid_gno_files.txtar
+++ /dev/null
@@ -1,27 +0,0 @@
-# Run gno build with invalid gno files (still success)
-
-gno build .
-
-! stdout .+
-! stderr .+
-
--- go.mod --
-module gnobuild
-
--- file1.go --
-package file1
-
--- main.gno --
-package main
-
-invalid
-
-func main() {}
-
--- sub/sub.gno --
-package sub
-
-invalid
-
--- sub/file2.go --
-package file2
diff --git a/gnovm/cmd/gno/testdata/gno_build/invalid_go_files.txtar b/gnovm/cmd/gno/testdata/gno_build/invalid_go_files.txtar
deleted file mode 100644
index a7c8b51af49..00000000000
--- a/gnovm/cmd/gno/testdata/gno_build/invalid_go_files.txtar
+++ /dev/null
@@ -1,30 +0,0 @@
-# Run gno build with invalid go files
-
-! gno build .
-
-! stdout .+
-stderr '\./file1\.go:3:1: syntax error: non-declaration statement outside function body'
-stderr '\./\.: build pkg: std go compiler'
-stderr 'sub/file2\.go:3:1: syntax error: non-declaration statement outside function body'
-stderr '\./sub: build pkg: std go compiler'
-
--- go.mod --
-module gnobuild
-
--- file1.go --
-package file1
-
-invalid1
-
--- main.gno --
-package main
-
-func main() {}
-
--- sub/sub.gno --
-package sub
-
--- sub/file2.go --
-package file2
-
-invalid2
diff --git a/gnovm/cmd/gno/testdata/gno_build/no_args.txtar b/gnovm/cmd/gno/testdata/gno_build/no_args.txtar
deleted file mode 100644
index b3f68676588..00000000000
--- a/gnovm/cmd/gno/testdata/gno_build/no_args.txtar
+++ /dev/null
@@ -1,6 +0,0 @@
-# Run gno build without args
-
-! gno build
-
-! stdout .+ 
-stderr 'flag: help requested'
diff --git a/gnovm/cmd/gno/testdata/gno_build/no_gno_files.txtar b/gnovm/cmd/gno/testdata/gno_build/no_gno_files.txtar
deleted file mode 100644
index 58261e77cda..00000000000
--- a/gnovm/cmd/gno/testdata/gno_build/no_gno_files.txtar
+++ /dev/null
@@ -1,12 +0,0 @@
-# Run gno build on a dir w/o gno files
-
-gno build .
-
-! stdout .+
-! stderr .+
-
--- README --
-Hello world
-
--- sub/README --
-Hello world
diff --git a/gnovm/cmd/gno/testdata/gno_build/no_go_files.txtar b/gnovm/cmd/gno/testdata/gno_build/no_go_files.txtar
deleted file mode 100644
index 46559610ccf..00000000000
--- a/gnovm/cmd/gno/testdata/gno_build/no_go_files.txtar
+++ /dev/null
@@ -1,19 +0,0 @@
-# Run gno build in a dir without go files
-
-! gno build .
-
-! stdout .+
-stderr -count=2 'no Go files in '$WORK
-stderr '\./\.: build pkg: std go compiler'
-stderr '\./sub: build pkg: std go compiler'
-
--- go.mod --
-module gnobuild
-
--- main.gno --
-package main
-
-func main() {}
-
--- sub/sub.gno --
-package sub
diff --git a/gnovm/cmd/gno/testdata/gno_build/no_gomod.txtar b/gnovm/cmd/gno/testdata/gno_build/no_gomod.txtar
deleted file mode 100644
index 9e6cad05664..00000000000
--- a/gnovm/cmd/gno/testdata/gno_build/no_gomod.txtar
+++ /dev/null
@@ -1,16 +0,0 @@
-# Run gno build on a dir without go.mod
-
-! gno build .
-
-! stdout .+
-stderr -count=2 'go: go.mod file not found in current directory or any parent directory'
-stderr './.: build pkg: std go compiler'
-stderr './sub: build pkg: std go compiler'
-
--- main.gno --
-package main
-
-func main() {}
-
--- sub/sub.gno --
-package sub
diff --git a/gnovm/cmd/gno/testdata/gno_build/ok.txtar b/gnovm/cmd/gno/testdata/gno_build/ok.txtar
deleted file mode 100644
index 9d70fd97904..00000000000
--- a/gnovm/cmd/gno/testdata/gno_build/ok.txtar
+++ /dev/null
@@ -1,23 +0,0 @@
-# Run gno build successfully
-
-gno build .
-
-! stdout .+
-! stderr .+
-
--- go.mod --
-module gnobuild
-
--- file1.go --
-package file1
-
--- main.gno --
-package main
-
-func main() {}
-
--- sub/sub.gno --
-package sub
-
--- sub/file2.go --
-package file2
diff --git a/gnovm/cmd/gno/testdata/gno_precompile/01_no_args.txtar b/gnovm/cmd/gno/testdata/gno_precompile/01_no_args.txtar
new file mode 100644
index 00000000000..944c74ee615
--- /dev/null
+++ b/gnovm/cmd/gno/testdata/gno_precompile/01_no_args.txtar
@@ -0,0 +1,6 @@
+# Run gno precompile without args
+
+! gno precompile
+
+! stdout .+ 
+stderr 'flag: help requested'
diff --git a/gnovm/cmd/gno/testdata/gno_precompile/02_empty_dir.txtar b/gnovm/cmd/gno/testdata/gno_precompile/02_empty_dir.txtar
new file mode 100644
index 00000000000..7afc7ed0683
--- /dev/null
+++ b/gnovm/cmd/gno/testdata/gno_precompile/02_empty_dir.txtar
@@ -0,0 +1,6 @@
+# Run gno precompile on an empty dir
+
+gno precompile .
+
+! stdout .+
+! stderr .+
diff --git a/gnovm/cmd/gno/testdata/gno_precompile/03_invalid_gno_files.txtar b/gnovm/cmd/gno/testdata/gno_precompile/03_invalid_gno_files.txtar
new file mode 100644
index 00000000000..26e12a9c750
--- /dev/null
+++ b/gnovm/cmd/gno/testdata/gno_precompile/03_invalid_gno_files.txtar
@@ -0,0 +1,19 @@
+# Run gno precompile with invalid gno files
+
+! gno precompile .
+
+! stdout .+
+stderr 'precompile: parse: main.gno:3:1: expected declaration, found invalid'
+stderr 'precompile: parse: sub/sub.gno:3:1: expected declaration, found invalid'
+
+-- main.gno --
+package main
+
+invalid
+
+func main() {}
+
+-- sub/sub.gno --
+package sub
+
+invalid
diff --git a/gnovm/cmd/gno/testdata/gno_precompile/04_valid_gno_files.txtar b/gnovm/cmd/gno/testdata/gno_precompile/04_valid_gno_files.txtar
new file mode 100644
index 00000000000..0f9d909f627
--- /dev/null
+++ b/gnovm/cmd/gno/testdata/gno_precompile/04_valid_gno_files.txtar
@@ -0,0 +1,32 @@
+# Run gno precompile with valid gno files
+
+gno precompile .
+
+! stdout .+
+! stderr .+
+
+cmp main.gno.gen.go main.gno.gen.go.golden
+cmp sub/sub.gno.gen.go sub/sub.gno.gen.go.golden
+
+-- main.gno --
+package main
+
+func main(){}
+
+-- sub/sub.gno --
+package sub
+
+-- main.gno.gen.go.golden --
+// Code generated by github.com/gnolang/gno. DO NOT EDIT.
+
+//go:build gno
+
+package main
+
+func main() {}
+-- sub/sub.gno.gen.go.golden --
+// Code generated by github.com/gnolang/gno. DO NOT EDIT.
+
+//go:build gno
+
+package sub
diff --git a/gnovm/cmd/gno/testdata/gno_precompile/05_skip_fmt_flag.txtar b/gnovm/cmd/gno/testdata/gno_precompile/05_skip_fmt_flag.txtar
new file mode 100644
index 00000000000..0f7780efdad
--- /dev/null
+++ b/gnovm/cmd/gno/testdata/gno_precompile/05_skip_fmt_flag.txtar
@@ -0,0 +1,34 @@
+# Run gno precompile with -skip-fmt flag
+# NOTE(tb): this flag doesn't actually prevent the code format, because
+# `gnolang.Precompile()` calls `format.Node()`.
+
+gno precompile -skip-fmt .
+
+! stdout .+
+! stderr .+
+
+cmp main.gno.gen.go main.gno.gen.go.golden
+cmp sub/sub.gno.gen.go sub/sub.gno.gen.go.golden
+
+-- main.gno --
+package main
+
+func main(){}
+
+-- sub/sub.gno --
+package sub
+
+-- main.gno.gen.go.golden --
+// Code generated by github.com/gnolang/gno. DO NOT EDIT.
+
+//go:build gno
+
+package main
+
+func main() {}
+-- sub/sub.gno.gen.go.golden --
+// Code generated by github.com/gnolang/gno. DO NOT EDIT.
+
+//go:build gno
+
+package sub
diff --git a/gnovm/cmd/gno/testdata/gno_precompile/06_build_flag.txtar b/gnovm/cmd/gno/testdata/gno_precompile/06_build_flag.txtar
new file mode 100644
index 00000000000..b93fae95fcf
--- /dev/null
+++ b/gnovm/cmd/gno/testdata/gno_precompile/06_build_flag.txtar
@@ -0,0 +1,36 @@
+# Run gno precompile with -gobuild flag
+
+gno precompile -gobuild .
+
+! stdout .+
+! stderr .+
+
+cmp main.gno.gen.go main.gno.gen.go.golden
+cmp sub/sub.gno.gen.go sub/sub.gno.gen.go.golden
+
+-- main.gno --
+package main
+
+func main() {
+	var x = 1
+	_=x
+}
+-- sub/sub.gno --
+package sub
+-- main.gno.gen.go.golden --
+// Code generated by github.com/gnolang/gno. DO NOT EDIT.
+
+//go:build gno
+
+package main
+
+func main() {
+	var x = 1
+	_ = x
+}
+-- sub/sub.gno.gen.go.golden --
+// Code generated by github.com/gnolang/gno. DO NOT EDIT.
+
+//go:build gno
+
+package sub
diff --git a/gnovm/cmd/gno/testdata/gno_precompile/07_build_flag_with_build_error.txtar b/gnovm/cmd/gno/testdata/gno_precompile/07_build_flag_with_build_error.txtar
new file mode 100644
index 00000000000..6543623b266
--- /dev/null
+++ b/gnovm/cmd/gno/testdata/gno_precompile/07_build_flag_with_build_error.txtar
@@ -0,0 +1,34 @@
+# Run gno precompile with -gobuild flag
+
+! gno precompile -gobuild .
+
+! stdout .+
+stderr './main.gno.gen.go:8:6: x declared and not used'
+
+cmp main.gno.gen.go main.gno.gen.go.golden
+cmp sub/sub.gno.gen.go sub/sub.gno.gen.go.golden
+
+-- main.gno --
+package main
+
+func main() {
+	var x = 1
+}
+-- sub/sub.gno --
+package sub
+-- main.gno.gen.go.golden --
+// Code generated by github.com/gnolang/gno. DO NOT EDIT.
+
+//go:build gno
+
+package main
+
+func main() {
+	var x = 1
+}
+-- sub/sub.gno.gen.go.golden --
+// Code generated by github.com/gnolang/gno. DO NOT EDIT.
+
+//go:build gno
+
+package sub
diff --git a/gnovm/pkg/gnolang/precompile.go b/gnovm/pkg/gnolang/precompile.go
index f7a10d5589a..8f64c256560 100644
--- a/gnovm/pkg/gnolang/precompile.go
+++ b/gnovm/pkg/gnolang/precompile.go
@@ -14,9 +14,10 @@ import (
 	"sort"
 	"strings"
 
-	"github.com/gnolang/gno/tm2/pkg/std"
 	"go.uber.org/multierr"
 	"golang.org/x/tools/go/ast/astutil"
+
+	"github.com/gnolang/gno/tm2/pkg/std"
 )
 
 const (
@@ -151,7 +152,7 @@ func Precompile(source string, tags string, filename string) (*precompileResult,
 	var out bytes.Buffer
 
 	fset := token.NewFileSet()
-	f, err := parser.ParseFile(fset, "tmp.gno", source, parser.ParseComments)
+	f, err := parser.ParseFile(fset, filename, source, parser.ParseComments)
 	if err != nil {
 		return nil, fmt.Errorf("parse: %w", err)
 	}