Improve error reporting in stm32CubeMX Launch function calls (#270)

CinnamonJui · web-flow · commit 8bcaf139f63e · 2026-01-03T15:36:39.000+01:00
diff --git a/internal/stm32CubeMX/stm32CubeMX.go b/internal/stm32CubeMX/stm32CubeMX.go
@@ -283,7 +283,7 @@ func Process(cbuildGenIdxYmlPath, outPath, cubeMxPath string, runCubeMx bool, pi
 		if utils.FileExists(cubeIocPath) {
 			pid, err = Launch(cubeIocPath, "")
 			if err != nil {
-				return errors.New("generator '" + gParms.ID + "' missing. Install from '" + gParms.DownloadURL + "'")
+				return fmt.Errorf("failed to launch generator '%s': %w. If not installed, get it from '%s'", gParms.ID, err, gParms.DownloadURL)
 			}
 		} else {
 			projectFile, err = WriteProjectFile(workDir, bridgeParams[0])
@@ -294,7 +294,7 @@ func Process(cbuildGenIdxYmlPath, outPath, cubeMxPath string, runCubeMx bool, pi
 
 			pid, err = Launch("", projectFile)
 			if err != nil {
-				return errors.New("generator '" + gParms.ID + "' missing. Install from '" + gParms.DownloadURL + "'")
+				return fmt.Errorf("failed to launch generator '%s': %w. If not installed, get it from '%s'", gParms.ID, err, gParms.DownloadURL)
 			}
 		}
 		// here cubeMX runs

Original file line number	Diff line number	Diff line change
`@@ -283,7 +283,7 @@ func Process(cbuildGenIdxYmlPath, outPath, cubeMxPath string, runCubeMx bool, pi`
`283`	`283`	`if utils.FileExists(cubeIocPath) {`
`284`	`284`	`pid, err = Launch(cubeIocPath, "")`
`285`	`285`	`if err != nil {`
`286`		`- return errors.New("generator '" + gParms.ID + "' missing. Install from '" + gParms.DownloadURL + "'")`
	`286`	`+ return fmt.Errorf("failed to launch generator '%s': %w. If not installed, get it from '%s'", gParms.ID, err, gParms.DownloadURL)`
`287`	`287`	`}`
`288`	`288`	`} else {`
`289`	`289`	`projectFile, err = WriteProjectFile(workDir, bridgeParams[0])`
`@@ -294,7 +294,7 @@ func Process(cbuildGenIdxYmlPath, outPath, cubeMxPath string, runCubeMx bool, pi`
`294`	`294`
`295`	`295`	`pid, err = Launch("", projectFile)`
`296`	`296`	`if err != nil {`
`297`		`- return errors.New("generator '" + gParms.ID + "' missing. Install from '" + gParms.DownloadURL + "'")`
	`297`	`+ return fmt.Errorf("failed to launch generator '%s': %w. If not installed, get it from '%s'", gParms.ID, err, gParms.DownloadURL)`
`298`	`298`	`}`
`299`	`299`	`}`
`300`	`300`	`// here cubeMX runs`