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work on porting storage watcher; watcher type is defined for

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transformers in the config, storage transformers are exported from
plugin like event transformers
This commit is contained in:
Ian Norden
2019-02-24 21:38:47 -06:00
parent b51dcb55de
commit 03a7379617
5 changed files with 485 additions and 136 deletions
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pkg/plugin/writer/writer.go
+35 -8
View File
@@ -58,21 +58,23 @@ func (w *writer) WritePlugin() error {
f.ImportAlias(imp, alias)
}
// Collect TransformerInitializer names
importedInitializers := make([]Code, 0, len(w.GenConfig.Initializers))
for _, path := range w.GenConfig.Initializers {
importedInitializers = append(importedInitializers, Qual(path, "TransformerInitializer"))
}
// Collect initializer code
ethEventInitializers, ethStorageInitializers, _, _ := w.sortTransformers()
// Create Exporter variable with method to export the set of the imported TransformerInitializers
// Create Exporter variable with method to export the set of the imported storage and event transformer initializers
f.Type().Id("exporter").String()
f.Var().Id("Exporter").Id("exporter")
f.Func().Params(Id("e").Id("exporter")).Id("Export").Params().Index().Qual(
"github.com/vulcanize/vulcanizedb/libraries/shared/transformer",
"TransformerInitializer").Block(
"TransformerInitializer").Index().Qual(
"github.com/vulcanize/vulcanizedb/libraries/shared/transformer",
"StorageTransformerInitializer").Block(
Return(Index().Qual(
"github.com/vulcanize/vulcanizedb/libraries/shared/transformer",
"TransformerInitializer").Values(importedInitializers...))) // Exports the collected TransformerInitializers
"TransformerInitializer").Values(ethEventInitializers...)),
Index().Qual(
"github.com/vulcanize/vulcanizedb/libraries/shared/transformer",
"StorageTransformerInitializer").Values(ethStorageInitializers...)) // Exports the collected initializers
// Write code to destination file
err = f.Save(goFile)
@@ -82,6 +84,31 @@ func (w *writer) WritePlugin() error {
return nil
}
func (w *writer) sortTransformers() ([]Code, []Code, []Code, []Code) {
// Collect code for various initializers
importedEthEventInitializers := make([]Code, 0)
importerEthStorageInitializers := make([]Code, 0)
importedIpfsEventInitializers := make([]Code, 0)
importerIpfsStorageInitializers := make([]Code, 0)
for name, path := range w.GenConfig.Initializers {
switch w.GenConfig.Types[name] {
case config.EthEvent:
importedEthEventInitializers = append(importedEthEventInitializers, Qual(path, "TransformerInitializer"))
case config.EthStorage:
importerEthStorageInitializers = append(importerEthStorageInitializers, Qual(path, "StorageTransformerInitializer"))
case config.IpfsEvent:
//importedIpfsEventInitializers = append(importedIpfsEventInitializers, Qual(path, "IpfsEventTransformerInitializer"))
case config.IpfsStorage:
//importerIpfsStorageInitializers = append(importerIpfsStorageInitializers, Qual(path, "IpfsStorageTransformerInitializer"))
}
}
return importedEthEventInitializers,
importerEthStorageInitializers,
importedIpfsEventInitializers,
importerIpfsStorageInitializers
}
func (w *writer) setupFilePath() (string, error) {
goFile, soFile, err := w.GenConfig.GetPluginPaths()
if err != nil {