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// Copyright The OpenTelemetry Authors
// SPDX-License-Identifier: Apache-2.0
package schema // import "go.opentelemetry.io/otel/schema/v1.1"
import (
"io"
"os"
"gopkg.in/yaml.v3"
"go.opentelemetry.io/otel/schema/internal"
"go.opentelemetry.io/otel/schema/v1.1/ast"
)
// Major file version number that this library supports.
const supportedFormatMajor = 1
// Maximum minor version number that this library supports.
const supportedFormatMinor = 1
// ParseFile a schema file. schemaFilePath is the file path.
func ParseFile(schemaFilePath string) (*ast.Schema, error) {
file, err := os.Open(schemaFilePath)
if err != nil {
return nil, err
}
return Parse(file)
}
// Parse a schema file. schemaFileContent is the readable content of the schema file.
func Parse(schemaFileContent io.Reader) (*ast.Schema, error) {
var ts ast.Schema
d := yaml.NewDecoder(schemaFileContent)
d.KnownFields(true)
err := d.Decode(&ts)
if err != nil {
return nil, err
}
err = internal.CheckFileFormatField(ts.FileFormat, supportedFormatMajor, supportedFormatMinor)
if err != nil {
return nil, err
}
err = internal.CheckSchemaURL(ts.SchemaURL)
if err != nil {
return nil, err
}
return &ts, nil
}
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