feat(transpiler): transpile gno standard libraries

examples/gno.land/r/demo/art/gnoface/gno.mod

@@ -1,3 +1,5 @@
+// Draft
+
 module gno.land/r/demo/art/gnoface
 
 require (

examples/gno.land/r/x/manfred_outfmt/gno.mod

@@ -1,3 +1,5 @@
+// Draft
+
 module gno.land/r/x/manfred_outfmt
 
 require (

gnovm/Makefile

@@ -27,6 +27,9 @@ GNOROOT_DIR ?= $(abspath $(lastword $(MAKEFILE_LIST))/../../)
 # We can't use '-trimpath' yet as amino use absolute path from call stack
 # to find some directory: see #1236
 GOBUILD_FLAGS ?= -ldflags "-X github.com/gnolang/gno/gnovm/pkg/gnoenv._GNOROOT=$(GNOROOT_DIR)"
+# file where to place cover profile; used for coverage commands which are
+# more complex than adding -coverprofile, like test.cmd.coverage.
+GOTEST_COVER_PROFILE ?= cmd-profile.out
 
 ########################################
 # Dev tools
@@ -66,6 +69,24 @@ test: _test.cmd _test.pkg _test.gnolang
 _test.cmd:
 	go test ./cmd/... $(GOTEST_FLAGS)
 
+# Run tests on ./cmd/, saving the result of the coverage in
+# GOTEST_COVER_PROFILE.
+.PHONY: test.cmd.coverage
+test.cmd.coverage:
+	$(eval export TXTARCOVERDIR := $(shell mktemp -d --tmpdir gnovm-make.XXXXXXX))
+	go test ./cmd/... -covermode atomic -test.gocoverdir='$(TXTARCOVERDIR)' $(GOTEST_FLAGS)
+	@echo "coverage results:"
+	go tool covdata percent -i="$(TXTARCOVERDIR)"
+	go tool covdata textfmt -v 1 -i="$(TXTARCOVERDIR)" -o '$(GOTEST_COVER_PROFILE)'
+	rm -rf "$(TXTARCOVERDIR)"
+
+# Run test.cmd.coverage, then view the result in the HTML browser render
+# and delete the original file.
+.PHONY: test.cmd.coverage_view
+test.cmd.coverage_view: test.cmd.coverage
+	go tool cover -html='$(GOTEST_COVER_PROFILE)'
+	rm '$(GOTEST_COVER_PROFILE)'
+
 .PHONY: _test.pkg
 _test.pkg:
 	go test ./pkg/... $(GOTEST_FLAGS)
@@ -74,7 +95,7 @@ _test.pkg:
 _test.gnolang: _test.gnolang.native _test.gnolang.stdlibs _test.gnolang.realm _test.gnolang.pkg0 _test.gnolang.pkg1 _test.gnolang.pkg2 _test.gnolang.other
 _test.gnolang.other:;        go test tests/*.go -run "(TestFileStr|TestSelectors)" $(GOTEST_FLAGS)
 _test.gnolang.realm:;        go test tests/*.go -run "TestFiles/^zrealm" $(GOTEST_FLAGS)
-_test.gnolang.pkg0:;         go test tests/*.go -run "TestPackages/(bufio|crypto|encoding|errors|internal|io|math|sort|std|stdshim|strconv|strings|testing|unicode)" $(GOTEST_FLAGS)
+_test.gnolang.pkg0:;         go test tests/*.go -run "TestPackages/(bufio|crypto|encoding|errors|internal|io|math|sort|std|strconv|strings|testing|unicode)" $(GOTEST_FLAGS)
 _test.gnolang.pkg1:;         go test tests/*.go -run "TestPackages/regexp" $(GOTEST_FLAGS)
 _test.gnolang.pkg2:;         go test tests/*.go -run "TestPackages/bytes" $(GOTEST_FLAGS)
 _test.gnolang.native:;       go test tests/*.go -test.short -run "TestFilesNative/" $(GOTEST_FLAGS)

gnovm/cmd/gno/test.go

@@ -20,7 +20,6 @@
 	"github.com/gnolang/gno/gnovm/pkg/gnoenv"
 	gno "github.com/gnolang/gno/gnovm/pkg/gnolang"
 	"github.com/gnolang/gno/gnovm/pkg/gnomod"
-	"github.com/gnolang/gno/gnovm/pkg/transpiler"
 	"github.com/gnolang/gno/gnovm/tests"
 	"github.com/gnolang/gno/tm2/pkg/commands"
 	"github.com/gnolang/gno/tm2/pkg/errors"
@@ -259,7 +258,7 @@
 			if gnoPkgPath == "" {
 				// unable to read pkgPath from gno.mod, generate a random realm path
 				io.ErrPrintfln("--- WARNING: unable to read package path from gno.mod or gno root directory; try creating a gno.mod file")
-				gnoPkgPath = transpiler.GnoRealmPkgsPrefixBefore + random.RandStr(8)
+				gnoPkgPath = gno.RealmPathPrefix + random.RandStr(8)
 			}
 		}
 		memPkg := gno.ReadMemPackage(pkgPath, gnoPkgPath)

gnovm/cmd/gno/testdata/gno_transpile/09_gno_files_whitelist_error.txtar → gnovm/cmd/gno/testdata/gno_transpile/invalid_import.txtar

@@ -1,10 +1,10 @@
-# Run gno transpile with gno files with whitelist errors
+# Run gno transpile with gno files with an invalid import path
 
 ! gno transpile .
 
 ! stdout .+
-stderr '^main.gno:5:2: import "xxx" is not in the whitelist$'
-stderr '^sub/sub.gno:3:8: import "xxx" is not in the whitelist$'
+stderr '^main.gno:5:2: import "xxx" does not exist$'
+stderr '^sub/sub.gno:3:8: import "xxx" does not exist$'
 stderr '^2 transpile error\(s\)$'
 
 # no *.gen.go files are created

gnovm/cmd/gno/testdata/gno_transpile/valid_gobuild_file.txtar

@@ -0,0 +1,31 @@
+# Run gno transpile with -gobuild flag on an individual file
+
+gno transpile -gobuild -v main.gno
+
+! stdout .+
+cmp stderr stderr.golden
+
+cmp main.gno.gen.go main.gno.gen.go.golden
+
+-- stderr.golden --
+main.gno
+main.gno [build]
+-- main.gno --
+package main
+
+func main() {
+	var x = 1
+	_=x
+}
+-- main.gno.gen.go.golden --
+// Code generated by github.com/gnolang/gno. DO NOT EDIT.
+
+//go:build gno
+
+//line main.gno:1:1
+package main
+
+func main() {
+	var x = 1
+	_ = x
+}

gnovm/cmd/gno/testdata/gno_transpile/valid_gobuild_flag.txtar

@@ -0,0 +1,72 @@
+# Run gno transpile with -gobuild flag
+
+gno transpile -gobuild -v .
+
+! stdout .+
+cmp stderr stderr.golden
+
+# The test file will be excluded from transpilation unless we pass it explicitly.
+cmp main.gno.gen.go main.gno.gen.go.golden
+! exists .main_test.gno.gen_test.go
+cmp sub/sub.gno.gen.go sub/sub.gno.gen.go.golden
+rm mai.gno.gen.gosub/sub.gno.gen.go
+
+# Re-try, but use an absolute path.
+gno transpile -gobuild -v $WORK
+
+! stdout .+
+cmpenv stderr stderr2.golden
+
+cmp main.gno.gen.go main.gno.gen.go.golden
+! exists .main_test.gno.gen_test.go
+cmp sub/sub.gno.gen.go sub/sub.gno.gen.go.golden
+
+-- stderr.golden --
+.
+sub
+. [build]
+sub [build]
+-- stderr2.golden --
+$WORK
+$WORK/sub
+$WORK [build]
+$WORK/sub [build]
+-- main.gno --
+package main
+
+func main() {
+	var x = 1
+	_=x
+}
+-- main.gno.gen.go.golden --
+// Code generated by github.com/gnolang/gno. DO NOT EDIT.
+
+//go:build gno
+
+//line main.gno:1:1
+package main
+
+func main() {
+	var x = 1
+	_ = x
+}
+-- main_test.gno --
+package main
+
+import (
+	"testing"
+	"badimport"
+)
+
+func TestMain(t *testing.T) {
+	badimport.DoesNotExist()
+}
+-- sub/sub.gno --
+package sub
+-- sub/sub.gno.gen.go.golden --
+// Code generated by github.com/gnolang/gno. DO NOT EDIT.
+
+//go:build gno
+
+//line sub.gno:1:1
+package sub

gnovm/cmd/gno/testdata/gno_transpile/valid_output_flag.txtar

@@ -0,0 +1,41 @@
+# Run gno transpile with valid gno files, using the -output flag.
+
+gno transpile -v -output directory/hello/ .
+! stdout .+
+cmp stderr stderr1.golden
+
+exists directory/hello/main.gno.gen.go
+! exists main.gno.gen.go
+rm directory
+
+# Try running using the absolute path to the directory.
+gno transpile -v -output directory/hello $WORK
+! stdout .+
+cmpenv stderr stderr2.golden
+
+exists directory/hello$WORK/main.gno.gen.go
+! exists directory/hello/main.gno.gen.go
+rm directory
+
+# Try running in subdirectory, using a "relative non-local path." (ie. has "../")
+mkdir subdir
+cd subdir
+gno transpile -v -output hello ..
+! stdout .+
+cmpenv stderr ../stderr3.golden
+
+exists hello$WORK/main.gno.gen.go
+! exists main.gno.gen.go
+
+-- stderr1.golden --
+.
+-- stderr2.golden --
+$WORK
+-- stderr3.golden --
+..
+-- main.gno --
+package main
+
+func main() {
+	println("hello")
+}

gnovm/cmd/gno/testdata/gno_transpile/valid_output_gobuild.txtar

@@ -0,0 +1,44 @@
+# Run gno transpile with valid gno files, using the -output and -gobuild flags together.
+
+gno transpile -v -output directory/hello/ -gobuild .
+! stdout .+
+cmp stderr stderr1.golden
+
+exists directory/hello/main.gno.gen.go
+! exists main.gno.gen.go
+rm directory
+
+# Try running using the absolute path to the directory.
+gno transpile -v -output directory/hello -gobuild $WORK
+! stdout .+
+cmpenv stderr stderr2.golden
+
+exists directory/hello$WORK/main.gno.gen.go
+! exists directory/hello/main.gno.gen.go
+rm directory
+
+# Try running in subdirectory, using a "relative non-local path." (ie. has "../")
+mkdir subdir
+cd subdir
+gno transpile -v -output hello -gobuild ..
+! stdout .+
+cmpenv stderr ../stderr3.golden
+
+exists hello$WORK/main.gno.gen.go
+! exists main.gno.gen.go
+
+-- stderr1.golden --
+.
+directory/hello [build]
+-- stderr2.golden --
+$WORK
+directory/hello$WORK [build]
+-- stderr3.golden --
+..
+hello$WORK [build]
+-- main.gno --
+package main
+
+func main() {
+	println("hello")
+}