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add client, seek, and size

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This commit is contained in:
William Bell
2023-06-25 00:52:52 +01:00
parent 4ca158cc96
commit 6ff2d7c69f
8 changed files with 244 additions and 7 deletions
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24
src/file.go
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@@ -92,6 +92,30 @@ func ArRead(args ...any) (any, ArErr) {
}
return ArBuffer(bytes), ArErr{}
}},
"seek": builtinFunc{"seek", func(args ...any) (any, ArErr) {
if len(args) != 1 {
return ArObject{}, ArErr{TYPE: "Runtime Error", message: "seek takes 1 argument, got " + fmt.Sprint(len(args)), EXISTS: true}
}
if typeof(args[0]) != "number" {
return ArObject{}, ArErr{TYPE: "Runtime Error", message: "seek takes a number not type '" + typeof(args[0]) + "'", EXISTS: true}
}
offset := args[0].(number)
if offset.Denom().Int64() != 1 {
return ArObject{}, ArErr{TYPE: "Runtime Error", message: "seek takes an integer not type '" + typeof(args[0]) + "'", EXISTS: true}
}
_, err := file.Seek(offset.Num().Int64(), io.SeekStart)
if err != nil {
return ArObject{}, ArErr{TYPE: "Runtime Error", message: err.Error(), EXISTS: true}
}
return nil, ArErr{}
}},
"size": builtinFunc{"size", func(...any) (any, ArErr) {
info, err := file.Stat()
if err != nil {
return ArObject{}, ArErr{TYPE: "Runtime Error", message: err.Error(), EXISTS: true}
}
return newNumber().SetInt64(info.Size()), ArErr{}
}},
}), ArErr{}
}