go-vise

commit cdd0f97d046e60946e0688294831493aebdc0f50
parent 7bb678ca54afa29cd8a7073ef968384828c1614f
Author: lash <dev@holbrook.no>
Date:   Mon, 26 Aug 2024 03:16:36 +0100

Add reuse function with sym example

Diffstat:
A
examples/reuse/Makefile
 | 
10
++++++++++
A
examples/reuse/bar.vis
 | 
3
+++
A
examples/reuse/foo.vis
 | 
3
+++
A
examples/reuse/main.go
 | 
59
+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
A
examples/reuse/root
 | 
1
+
A
examples/reuse/root.vis
 | 
6
++++++

6 files changed, 82 insertions(+), 0 deletions(-)
diff --git a/examples/reuse/Makefile b/examples/reuse/Makefile
@@ -0,0 +1,10 @@
+INPUTS = $(wildcard ./*.vis)
+TXTS = $(wildcard ./*.txt.orig)
+
+%.vis:
+	go run ../../dev/asm $(basename $@).vis > $(basename $@).bin
+
+all: $(INPUTS) $(TXTS)
+
+%.txt.orig:
+	cp -v $(basename $@).orig $(basename $@)
diff --git a/examples/reuse/bar.vis b/examples/reuse/bar.vis
@@ -0,0 +1,3 @@
+LOAD do_bar 0
+MAP do_bar
+HALT
diff --git a/examples/reuse/foo.vis b/examples/reuse/foo.vis
@@ -0,0 +1,3 @@
+LOAD do_foo 0
+MAP do_foo
+HALT
diff --git a/examples/reuse/main.go b/examples/reuse/main.go
@@ -0,0 +1,59 @@
+package main
+
+import (
+	"context"
+	"fmt"
+	"os"
+	"path"
+
+	testdataloader "github.com/peteole/testdata-loader"
+
+	"git.defalsify.org/vise.git/cache"
+	"git.defalsify.org/vise.git/engine"
+	"git.defalsify.org/vise.git/resource"
+	"git.defalsify.org/vise.git/state"
+)
+
+const (
+	USERFLAG = iota + state.FLAG_USERSTART
+)
+
+var (
+	baseDir = testdataloader.GetBasePath()
+	scriptDir = path.Join(baseDir, "examples", "reuse")
+	emptyResult = resource.Result{}
+)
+
+func same(ctx context.Context, sym string, input []byte) (resource.Result, error) {
+	return resource.Result{
+		Content: "You came through the symbol " + sym,
+	}, nil
+}
+
+func main() {
+	root := "root"
+	fmt.Fprintf(os.Stderr, "starting session at symbol '%s' using resource dir: %s\n", root, scriptDir)
+
+	st := state.NewState(0)
+	rs := resource.NewFsResource(scriptDir)
+	rs.AddLocalFunc("do_foo", same)
+	rs.AddLocalFunc("do_bar", same)
+	ca := cache.NewCache()
+	cfg := engine.Config{
+		Root: "root",
+	}
+	ctx := context.Background()
+	en := engine.NewEngine(ctx, cfg, &st, rs, ca)
+	var err error
+	_, err = en.Init(ctx)
+	if err != nil {
+		fmt.Fprintf(os.Stderr, "engine init fail: %v\n", err)
+		os.Exit(1)
+	}
+
+	err = engine.Loop(ctx, &en, os.Stdin, os.Stdout)
+	if err != nil {
+		fmt.Fprintf(os.Stderr, "loop exited with error: %v\n", err)
+		os.Exit(1)
+	}
+}
diff --git a/examples/reuse/root b/examples/reuse/root
@@ -0,0 +1 @@
+choose
diff --git a/examples/reuse/root.vis b/examples/reuse/root.vis
@@ -0,0 +1,6 @@
+MOUT foo 0
+MOUT bar 1
+HALT
+INCMP foo 0
+INCMP bar 1
+INCMP ^ *