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add copy and move functions

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This commit is contained in:
William Bell
2024-05-30 00:25:16 +01:00
parent 677643eeed
commit 051581c84b
2 changed files with 67 additions and 2 deletions
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65
src/file.go
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@@ -12,8 +12,73 @@ import (
var ArFile = Map(anymap{
"read": builtinFunc{"read", ArRead},
"write": builtinFunc{"write", ArWrite},
"move": builtinFunc{"move", ARmoveFile},
"copy": builtinFunc{"copy", ARcopyFile},
})
func ARmoveFile(args ...any) (any, ArErr) {
if len(args) != 2 {
return ArObject{}, ArErr{TYPE: "Runtime Error", message: "move takes 2 arguments, got " + fmt.Sprint(len(args)), EXISTS: true}
}
if typeof(args[0]) != "string" {
return ArObject{}, ArErr{TYPE: "Runtime Error", message: "move takes a string not type '" + typeof(args[0]) + "'", EXISTS: true}
}
if typeof(args[1]) != "string" {
return ArObject{}, ArErr{TYPE: "Runtime Error", message: "move takes a string not type '" + typeof(args[1]) + "'", EXISTS: true}
}
args[0] = ArValidToAny(args[0])
args[1] = ArValidToAny(args[1])
err := os.Rename(args[0].(string), args[1].(string))
if err != nil {
return ArObject{}, ArErr{TYPE: "Runtime Error", message: err.Error(), EXISTS: true}
}
return nil, ArErr{}
}
func copyFile(src, dst string) (int64, error) {
sourceFileStat, err := os.Stat(src)
if err != nil {
return 0, err
}
if !sourceFileStat.Mode().IsRegular() {
return 0, fmt.Errorf("%s is not a regular file", src)
}
source, err := os.Open(src)
if err != nil {
return 0, err
}
defer source.Close()
destination, err := os.Create(dst)
if err != nil {
return 0, err
}
defer destination.Close()
nBytes, err := io.Copy(destination, source)
return nBytes, err
}
func ARcopyFile(args ...any) (any, ArErr) {
if len(args) != 2 {
return ArObject{}, ArErr{TYPE: "Runtime Error", message: "copy takes 2 arguments, got " + fmt.Sprint(len(args)), EXISTS: true}
}
if typeof(args[0]) != "string" {
return ArObject{}, ArErr{TYPE: "Runtime Error", message: "copy takes a string not type '" + typeof(args[0]) + "'", EXISTS: true}
}
if typeof(args[1]) != "string" {
return ArObject{}, ArErr{TYPE: "Runtime Error", message: "copy takes a string not type '" + typeof(args[1]) + "'", EXISTS: true}
}
args[0] = ArValidToAny(args[0])
args[1] = ArValidToAny(args[1])
_, err := copyFile(args[0].(string), args[1].(string))
if err != nil {
return ArObject{}, ArErr{TYPE: "Runtime Error", message: err.Error(), EXISTS: true}
}
return nil, ArErr{}
}
func readtext(file *os.File) (string, error) {
var buf bytes.Buffer
_, err := io.Copy(&buf, file)