36 lines
837 B
Markdown
36 lines
837 B
Markdown
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```go title="Go"
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package main
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/*
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#cgo CFLAGS: -I${SRCDIR}/../../../crates/kreuzberg-ffi
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#cgo LDFLAGS: -L${SRCDIR}/../../../target/release -lkreuzberg_ffi
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#include "../../../crates/kreuzberg-ffi/kreuzberg.h"
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#include <stdlib.h>
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*/
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import "C"
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import (
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"log"
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"unsafe"
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"github.com/kreuzberg-dev/kreuzberg/packages/go/v5"
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)
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//export customValidator
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func customValidator(resultJSON *C.char) *C.char {
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// Inspect resultJSON, return error message or NULL
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return nil
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}
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func main() {
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if err := kreuzberg.RegisterValidator("go-validator", 50, (C.ValidatorCallback)(C.customValidator)); err != nil {
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log.Fatalf("register validator failed: %v", err)
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}
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result, err := kreuzberg.ExtractFileSync("document.pdf", nil)
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if err != nil {
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log.Fatalf("extract failed: %v", err)
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}
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log.Printf("Content length: %d", len(result.Content))
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}
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```
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