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feat: re-generate if Terramate files were generated. #1744

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feat: re-generate if Terramate files were generated. #1744

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31 changes: 29 additions & 2 deletions generate/generate.go
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Original file line number Diff line number Diff line change
Expand Up @@ -197,6 +197,7 @@ func doStackGeneration(
Logger()

report := Report{}
needsRegeneration := false

for _, cfg := range root.Tree().Stacks() {
stack, err := cfg.Stack()
Expand Down Expand Up @@ -247,7 +248,8 @@ func doStackGeneration(

for _, file := range generated {
filename := file.Label()
path := filepath.Join(cfg.HostDir(), filename)
abspath := filepath.Join(cfg.HostDir(), filename)
isTmFile := path.Ext(filename) == ".tm"
logger := logger.With().
Str("filename", filename).
Logger()
Expand All @@ -263,11 +265,14 @@ func doStackGeneration(
oldFileBody, oldExists := allFiles[filename]

if !oldExists || oldFileBody != body {
err := writeGeneratedCode(root, path, file)
err := writeGeneratedCode(root, abspath, file)
if err != nil {
report.addFailure(cfg.Dir(), errors.E(err, "saving file %q", filename))
continue
}
if !needsRegeneration && isTmFile {
needsRegeneration = true
}
}

if !oldExists {
Expand All @@ -277,6 +282,9 @@ func doStackGeneration(
Msg("created file")

stackReport.addCreatedFile(filename)
if !needsRegeneration && isTmFile {
needsRegeneration = true
}
} else {
delete(allFiles, filename)
if body != oldFileBody {
Expand All @@ -286,18 +294,26 @@ func doStackGeneration(
Msg("changed file")

stackReport.addChangedFile(filename)
if !needsRegeneration && isTmFile {
needsRegeneration = true
}
}
}
}

for filename := range allFiles {
isTmFile := path.Ext(filename) == ".tm"
log.Info().
Stringer("stack", stack.Dir).
Str("file", filename).
Msg("deleted file")

stackReport.addDeletedFile(filename)

if !needsRegeneration && isTmFile {
needsRegeneration = true
}

path := filepath.Join(cfg.HostDir(), filename)
err = os.Remove(path)
if err != nil {
Expand All @@ -311,6 +327,17 @@ func doStackGeneration(
report.addDirReport(cfg.Dir(), stackReport)
}

if needsRegeneration {
fmt.Printf("regenerating files...\n")
err := root.LoadSubTree(project.NewPath("/"))
if err != nil {
report.BootstrapErr = err
return report
}
otherReport := Do(root, vendorDir, vendorRequests)
report = mergeReports(report, otherReport)
}

logger.Debug().Msg("finished generating files")
return report
}
Expand Down