Matheus Sampaio Queiroga
32f3ff500d
Reviewed-on: #8 Co-authored-by: Matheus Sampaio Queiroga <srherobrine20@gmail.com> Co-committed-by: Matheus Sampaio Queiroga <srherobrine20@gmail.com>
37 lines
1.0 KiB
Go
37 lines
1.0 KiB
Go
package napi
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import "sirherobrine23.com.br/Sirherobrine23/napi-go/internal/napi"
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type Buffer struct{ value }
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// Convert [ValueType] to [*Buffer].
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func ToBuffer(o ValueType) *Buffer { return &Buffer{o} }
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// Create new Buffer with length
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func CreateBuffer(env EnvType, length int) (*Buffer, error) {
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napiValue, err := mustValueErr(napi.CreateBuffer(env.NapiValue(), length))
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if err != nil {
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return nil, err
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}
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return ToBuffer(N_APIValue(env, napiValue)), nil
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}
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// Copy []byte to Node::Buffer struct
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func CopyBuffer(env EnvType, buff []byte) (*Buffer, error) {
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napiValue, err := mustValueErr(napi.CreateBufferCopy(env.NapiValue(), buff))
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if err != nil {
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return nil, err
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}
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return ToBuffer(N_APIValue(env, napiValue)), nil
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}
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// Get size of buffer
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func (buff *Buffer) Length() (int, error) {
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return mustValueErr(napi.GetBufferInfoSize(buff.NapiEnv(), buff.NapiValue()))
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}
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// return []byte from Buffer value
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func (buff *Buffer) Data() ([]byte, error) {
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return mustValueErr(napi.GetBufferInfoData(buff.NapiEnv(), buff.NapiValue()))
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}
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