mirror of https://github.com/knative/func.git
56 lines
1.2 KiB
Go
56 lines
1.2 KiB
Go
package main
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import (
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"bytes"
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"encoding/json"
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"fmt"
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"os"
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"github.com/alecthomas/jsonschema"
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fn "knative.dev/func/pkg/functions"
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)
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// This helper application generates json schemas:
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// - schema for func.yaml stored in schema/func_yaml-schema.json
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func main() {
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err := generateFuncYamlSchema()
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if err != nil {
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panic(err)
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}
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}
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// generateFuncYamlSchema generates json schema for function configuration file - func.yaml.
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// Genereated schema is written into schema/func_yaml-schema.json file
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func generateFuncYamlSchema() error {
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// generate json schema for function struct
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r := &jsonschema.Reflector{}
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err := r.AddGoComments("knative.dev/func", "./pkg/functions/")
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if err != nil {
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return fmt.Errorf("cannot parse docstrings: %w", err)
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}
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js := r.Reflect(&fn.Function{})
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schema, err := js.MarshalJSON()
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if err != nil {
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return err
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}
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// indent the generated json
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var indentedSchema bytes.Buffer
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err = json.Indent(&indentedSchema, schema, "", "\t")
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if err != nil {
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return err
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}
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err = indentedSchema.WriteByte('\n')
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if err != nil {
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return err
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}
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// write schema to the file
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return os.WriteFile("schema/func_yaml-schema.json", indentedSchema.Bytes(), 0644)
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}
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