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Return *all* custom mapping errors, not just the first one
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The only semantic change in this PR is here:

```patch
@@ -1408,20 +1409,20 @@ func (g *Generator) gatherResource(rawname string,
 	}

 	// Ensure there weren't any custom fields that were unrecognized.
+	var errs []error
 	for key := range info.Fields {
 		if _, has := schema.Schema().GetOk(key); !has {
 			msg := fmt.Sprintf("there is a custom mapping on resource '%s' for field '%s', but the field was not "+
 				"found in the Terraform metadata and will be ignored. To fix, remove the mapping.", rawname, key)
-
 			if cmdutil.IsTruthy(os.Getenv("PULUMI_EXTRA_MAPPING_ERROR")) {
-				return nil, errors.New(msg)
+				errs = append(errs, errors.New(msg))
+			} else {
+				g.warn(msg)
 			}
-
-			g.warn(msg)
 		}
 	}

-	return res, nil
+	return res, errors.Join(errs...)
 }

 func (g *Generator) gatherDataSources() (moduleMap, error) {
```

The rest is just renaming "github.com/pkg/errors" from `errors` to `pkgerrors` so we can
add an un-aliased `"errors"`.
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@iwahbe
iwahbe committed Dec 13, 2024
1 parent 3a5eb93 commit 6b5edbb
Showing 1 changed file with 24 additions and 23 deletions.
47 changes: 24 additions & 23 deletions pkg/tfgen/generate.go
View file
Original file line number Diff line number Diff line change
Expand Up @@ -17,6 +17,7 @@ package tfgen
import (
"context"
"encoding/json"
"errors"
"fmt"
"os"
"path"
Expand All @@ -27,7 +28,7 @@ import (
"unicode/utf8"

"github.com/hashicorp/go-multierror"
"github.com/pkg/errors"
pkgerrors "github.com/pkg/errors"
"github.com/pulumi/pulumi/pkg/v3/codegen"
dotnetgen "github.com/pulumi/pulumi/pkg/v3/codegen/dotnet"
gogen "github.com/pulumi/pulumi/pkg/v3/codegen/go"
Expand Down Expand Up @@ -798,7 +799,7 @@ func GenerateSchemaWithOptions(opts GenerateSchemaOptions) (*GenerateSchemaResul
XInMemoryDocs: opts.XInMemoryDocs,
})
if err != nil {
return nil, errors.Wrapf(err, "failed to create generator")
return nil, pkgerrors.Wrapf(err, "failed to create generator")
}

return g.generateSchemaResult(ctx)
Expand Down Expand Up @@ -944,13 +945,13 @@ func (g *Generator) generateSchemaResult(ctx context.Context) (*GenerateSchemaRe
// language-specific generators to create the full output.
pack, err := g.gatherPackage()
if err != nil {
return nil, errors.Wrapf(err, "failed to gather package metadata")
return nil, pkgerrors.Wrapf(err, "failed to gather package metadata")
}

// Convert the package to a Pulumi schema.
pulumiPackageSpec, err := genPulumiSchema(pack, g.pkg, g.version, g.info, g.sink)
if err != nil {
return nil, errors.Wrapf(err, "failed to create Pulumi schema")
return nil, pkgerrors.Wrapf(err, "failed to create Pulumi schema")
}
// Apply schema post-processing if defined in the provider.
if g.info.SchemaPostProcessor != nil {
Expand All @@ -974,7 +975,7 @@ func (g *Generator) UnstableGenerateFromSchema(genSchemaResult *GenerateSchemaRe
var err error
g.providerShim.schema, err = json.Marshal(pulumiPackageSpec)
if err != nil {
return nil, errors.Wrapf(err, "failed to marshal intermediate schema")
return nil, pkgerrors.Wrapf(err, "failed to marshal intermediate schema")
}

// Add any supplemental examples:
Expand All @@ -1001,11 +1002,11 @@ func (g *Generator) UnstableGenerateFromSchema(genSchemaResult *GenerateSchemaRe
source := NewGitRepoDocsSource(g)
installationFile, err := source.getInstallation(nil)
if err != nil {
return nil, errors.Wrapf(err, "failed to obtain an index.md file for this provider")
return nil, pkgerrors.Wrapf(err, "failed to obtain an index.md file for this provider")
}
content, err := plainDocsParser(installationFile, g)
if err != nil {
return nil, errors.Wrapf(err, "failed to parse installation docs")
return nil, pkgerrors.Wrapf(err, "failed to parse installation docs")
}
files["_index.md"] = content
case Schema:
Expand All @@ -1014,7 +1015,7 @@ func (g *Generator) UnstableGenerateFromSchema(genSchemaResult *GenerateSchemaRe

bytes, err := json.MarshalIndent(pulumiPackageSpec, "", " ")
if err != nil {
return nil, errors.Wrapf(err, "failed to marshal schema")
return nil, pkgerrors.Wrapf(err, "failed to marshal schema")
}
files = map[string][]byte{"schema.json": bytes}

Expand All @@ -1037,13 +1038,13 @@ func (g *Generator) UnstableGenerateFromSchema(genSchemaResult *GenerateSchemaRe
default:
pulumiPackage, diags, err := pschema.BindSpec(pulumiPackageSpec, nil)
if err != nil {
return nil, errors.Wrapf(err, "failed to import Pulumi schema")
return nil, pkgerrors.Wrapf(err, "failed to import Pulumi schema")
}
if diags.HasErrors() {
return nil, err
}
if files, err = g.language.emitSDK(pulumiPackage, g.info, g.root); err != nil {
return nil, errors.Wrapf(err, "failed to generate package")
return nil, pkgerrors.Wrapf(err, "failed to generate package")
}
}

Expand All @@ -1055,14 +1056,14 @@ func (g *Generator) UnstableGenerateFromSchema(genSchemaResult *GenerateSchemaRe
}
}
if err := emitFile(g.root, f, contents); err != nil {
return nil, errors.Wrapf(err, "emitting file %v", f)
return nil, pkgerrors.Wrapf(err, "emitting file %v", f)
}
}

// Emit the Pulumi project information.
if g.language != RegistryDocs {
if err = g.emitProjectMetadata(g.pkg, g.language); err != nil {
return nil, errors.Wrapf(err, "failed to create project file")
return nil, pkgerrors.Wrapf(err, "failed to create project file")
}
}

Expand Down Expand Up @@ -1090,30 +1091,30 @@ func (g *Generator) gatherPackage() (*pkg, error) {
// Gather the provider type for this package.
provider, err := g.gatherProvider()
if err != nil {
return nil, errors.Wrapf(err, "problem gathering the provider type")
return nil, pkgerrors.Wrapf(err, "problem gathering the provider type")
}
pack.provider = provider

// Gather up all resource modules and merge them into the current set.
resmods, err := g.gatherResources()
if err != nil {
return nil, errors.Wrapf(err, "problem gathering resources")
return nil, pkgerrors.Wrapf(err, "problem gathering resources")
} else if resmods != nil {
pack.addModuleMap(resmods)
}

// Gather up all data sources into their respective modules and merge them in.
dsmods, err := g.gatherDataSources()
if err != nil {
return nil, errors.Wrapf(err, "problem gathering data sources")
return nil, pkgerrors.Wrapf(err, "problem gathering data sources")
} else if dsmods != nil {
pack.addModuleMap(dsmods)
}

// Now go ahead and merge in any overlays into the modules if there are any.
olaymods, err := g.gatherOverlays()
if err != nil {
return nil, errors.Wrapf(err, "problem gathering overlays")
return nil, pkgerrors.Wrapf(err, "problem gathering overlays")
} else if olaymods != nil {
pack.addModuleMap(olaymods)
}
Expand Down Expand Up @@ -1408,20 +1409,20 @@ func (g *Generator) gatherResource(rawname string,
}

// Ensure there weren't any custom fields that were unrecognized.
var errs []error
for key := range info.Fields {
if _, has := schema.Schema().GetOk(key); !has {
msg := fmt.Sprintf("there is a custom mapping on resource '%s' for field '%s', but the field was not "+
"found in the Terraform metadata and will be ignored. To fix, remove the mapping.", rawname, key)

if cmdutil.IsTruthy(os.Getenv("PULUMI_EXTRA_MAPPING_ERROR")) {
return nil, errors.New(msg)
errs = append(errs, errors.New(msg))
} else {
g.warn(msg)
}

g.warn(msg)
}
}

return res, nil
return res, errors.Join(errs...)
}

func (g *Generator) gatherDataSources() (moduleMap, error) {
Expand Down Expand Up @@ -1937,12 +1938,12 @@ func getOverlayFiles(overlay *tfbridge.OverlayInfo, extension string, root afero

func emitFile(fs afero.Fs, relPath string, contents []byte) error {
if err := fs.MkdirAll(path.Dir(relPath), 0o700); err != nil {
return errors.Wrap(err, "creating directory")
return pkgerrors.Wrap(err, "creating directory")
}

f, err := fs.Create(relPath)
if err != nil {
return errors.Wrap(err, "creating file")
return pkgerrors.Wrap(err, "creating file")
}
defer contract.IgnoreClose(f)

Expand Down

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