func test(t *testing.T, src string, code []cpu.Word) {
var ast parser.AST
files, err := path.SourceFiles(src)
if err != nil {
t.Fatal(err)
}
for i := range files {
err = ast.Parse(files[i], 0)
if err != nil {
t.Fatal(err)
}
}
ar, err := Assemble(&ast, 0)
if err != nil {
t.Fatal(err)
}
if len(code) != len(ar.Code) {
t.Fatalf("Code size mismatch. Expected %d, have %d\n%04x\n%04x",
len(code), len(ar.Code), code, ar.Code)
}
for i := range code {
if code[i] != cpu.Word(ar.Code[i]) {
t.Fatalf("Code mismatch at instruction %d:\nWant: %04x\nHave: %04x", i, code, ar.Code)
}
}
}
// findDeps creates a tree of dependencies (import paths) for
// the given package. It parses the package source code for this purpose.
func findDeps(importpath string, list *[]string) bool {
if containsDep(*list, importpath) {
return true
}
// Find source files for the given package.
sources, err := path.SourceFiles(importpath)
if err != nil {
return false
}
// Parse sources into a partial AST.
// We are only interested in the import statements.
var ast parser.AST
for _, file := range sources {
err = ast.Parse(file, parser.ImportsOnly)
if err != nil {
return false
}
}
// Create a new dependency entry.
*list = append(*list, importpath)
for _, imp := range ast.Imports {
if !findDeps(imp.Path.Value, list) {
return false
}
}
return true
}
func TestAST(t *testing.T) {
var ast AST
files, err := path.SourceFiles("test/hw")
if err != nil {
t.Fatal(err)
}
for i := range files {
err = ast.Parse(files[i], 0)
if err != nil {
t.Fatal(err)
}
}
}
// build builds the given package and its dependencies.
func build(importpath string, flags asm.AsmFlags) (err error) {
files, _ := path.SourceFiles(importpath)
if len(files) == 0 {
return nil // No source files
}
var ast parser.AST
for i := range files {
err = ast.Parse(files[i], 0)
if err != nil {
return
}
}
ar, err := asm.Assemble(&ast, flags)
if err != nil {
return
}
return writeArchive(ar, importpath)
}
