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CTS roller: Give a better error message when TSC is not found. 

Bug: None
Change-Id: Ic9355346cf834bd4c2989e473f9e98e0be6f1f22
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/90503
Kokoro: Kokoro <noreply+kokoro@google.com>
Commit-Queue: Corentin Wallez <cwallez@chromium.org>
Auto-Submit: Corentin Wallez <cwallez@chromium.org>
Reviewed-by: Ben Clayton <bclayton@google.com>
This commit is contained in:
Corentin Wallez 2022-05-16 17:00:51 +00:00 committed by Dawn LUCI CQ
parent 089ad8ee01
commit 8520f3bb93
1 changed files with 3 additions and 3 deletions
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6
tools/src/cmd/cts/roll/roll.go
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@ -97,13 +97,13 @@ func (c *cmd) Run(ctx context.Context, cfg common.Config) error {
// Check tools can be found // Check tools can be found
for _, tool := range []struct { for _, tool := range []struct {
name, path string name, path, hint string
}{ }{
{name: "git", path: c.flags.gitPath}, {name: "git", path: c.flags.gitPath},
{name: "tsc", path: c.flags.tscPath}, {name: "tsc", path: c.flags.tscPath, hint: "Try using '-tsc third_party/webgpu-cts/node_modules/.bin/tsc' after an 'npm ci'."},
} { } {
if _, err := os.Stat(tool.path); err != nil { if _, err := os.Stat(tool.path); err != nil {
return fmt.Errorf("failed to find path to %v: %v", tool.name, err) return fmt.Errorf("failed to find path to %v: %v. %v", tool.name, err, tool.hint)
} }
} }