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https://github.com/grafana/grafana.git
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68f1bfa471
* Update ast to dst * Sort imports * Update thema * Update pkg/codegen/util_go.go Co-authored-by: sam boyer <sdboyer@grafana.com> * Move DecoderCompactor into ApplyFuncs * Remove unnecessary file * Use dst decorator * Downgrade parca-dev library Co-authored-by: sam boyer <sdboyer@grafana.com>
85 lines
3.3 KiB
Go
85 lines
3.3 KiB
Go
// Code generated - EDITING IS FUTILE. DO NOT EDIT.
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//
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// Generated by:
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// pkg/plugins/plugindef/gen.go
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// Using jennies:
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// PluginGoBindings
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//
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// Run 'make gen-cue' from repository root to regenerate.
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package plugindef
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import (
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"cuelang.org/go/cue/build"
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"github.com/grafana/thema"
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)
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// doLineage returns a [thema.ConvergentLineage] for the 'plugindef' Thema lineage.
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//
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// The lineage is the canonical specification of plugindef. It contains all
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// schema versions that have ever existed for plugindef, and the lenses that
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// allow valid instances of one schema in the lineage to be translated to
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// another schema in the lineage.
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//
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// As a [thema.ConvergentLineage], the returned lineage has one primary schema, 0.0,
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// which is [thema.AssignableTo] [*PluginDef], the lineage's parameterized type.
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//
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// This function will return an error if the [Thema invariants] are not met by
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// the underlying lineage declaration in CUE, or if [*PluginDef] is not
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// [thema.AssignableTo] the 0.0 schema.
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//
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// [Thema's general invariants]: https://github.com/grafana/thema/blob/main/docs/invariants.md
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func doLineage(rt *thema.Runtime, opts ...thema.BindOption) (thema.ConvergentLineage[*PluginDef], error) {
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lin, err := baseLineage(rt, opts...)
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if err != nil {
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return nil, err
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}
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sch := thema.SchemaP(lin, thema.SV(0, 0))
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typ := new(PluginDef)
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tsch, err := thema.BindType(sch, typ)
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if err != nil {
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// This will error out if the 0.0 schema isn't assignable to
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// *PluginDef. If Thema also generates that type, this should be unreachable,
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// barring a critical bug in Thema's Go generator.
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return nil, err
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}
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return tsch.ConvergentLineage(), nil
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}
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func baseLineage(rt *thema.Runtime, opts ...thema.BindOption) (thema.Lineage, error) {
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// First, we must get the bytes of the .cue file(s) in which the "plugindef" lineage
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// is declared, and load them into a
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// "cuelang.org/go/cue/build".Instance.
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//
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// For most Thema-based development workflows, these bytes should come from an embed.FS.
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// This ensures Go is always compiled with the current state of the .cue files.
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var inst *build.Instance
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var err error
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// loadInstanceForplugindef must be manually implemented in another file in this
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// Go package.
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inst, err = loadInstanceForplugindef()
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if err != nil {
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// Errors at this point indicate a problem with basic loading of .cue file bytes,
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// which typically means the code generator was misconfigured and a path input
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// is incorrect.
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return nil, err
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}
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raw := rt.Context().BuildInstance(inst)
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// An error returned from thema.BindLineage indicates one of the following:
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// - The parsed path does not exist in the loaded CUE file (["github.com/grafana/thema/errors".ErrValueNotExist])
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// - The value at the parsed path exists, but does not appear to be a Thema
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// lineage (["github.com/grafana/thema/errors".ErrValueNotALineage])
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// - The value at the parsed path exists and is a lineage (["github.com/grafana/thema/errors".ErrInvalidLineage]),
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// but is invalid due to the violation of some general Thema invariant -
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// for example, declared schemas don't follow backwards compatibility rules,
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// lenses are incomplete.
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return thema.BindLineage(raw, rt, opts...)
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}
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// type guards
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var _ thema.ConvergentLineageFactory[*PluginDef] = doLineage
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var _ thema.LineageFactory = baseLineage
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