Fix duplicate error prefix on runtime errors

[snelusha]

Resolves #59

Summary by CodeRabbit

• Bug Fixes
  • Runtime initialization errors are now displayed directly in standard error output without the redundant “error:” prefix.

[coderabbitai]

No actionable comments were generated in the recent review. 🎉

ℹ️ Recent review info

⚙️ Run configuration

Configuration used: defaults

Review profile: CHILL

Plan: Pro Plus

Run ID: b1bf1ec1-f778-4ddc-9165-502f1bc83e2a

📥 Commits

Reviewing files that changed from the base of the PR and between 6c98b49 and fd35cd1.

📒 Files selected for processing (1)

• packages/ballerina-wasm/main_wasm.go

Included review availability: Your plan includes up to 1 review per rolling hour; 0 remain after this review.

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📝 Walkthrough

Walkthrough

The runtime initialization failure path now writes the raw error message to stderr without adding the error: prefix.

Changes

Runtime error output

Layer / File(s)	Summary
Runtime initialization error reporting packages/ballerina-wasm/main_wasm.go	rt.Init failures now print the raw error message to stderr.

Estimated code review effort: 1 (Trivial) | ~2 minutes

Merge Risk: ⚪ Minimal · up to fd35c

This is a localized runtime error-formatting change, and no actionable merge-blocking risk remains beyond normal checks and review.

🚥 Pre-merge checks | ✅ 4 | ❌ 1

❌ Failed checks (1 warning)

Check name	Status	Explanation	Resolution
Docstring Coverage	⚠️ Warning	Docstring coverage is 0.00% which is insufficient. The required threshold is 80.00%.	Write docstrings for the functions missing them to satisfy the coverage threshold.

✅ Passed checks (4 passed)

Check name	Status	Explanation
Description Check	✅ Passed	Check skipped - CodeRabbit’s high-level summary is enabled.
Title check	✅ Passed	The title clearly describes the main change: removing duplicate error: prefixes from runtime errors.
Linked Issues check	✅ Passed	The change directly addresses issue #59 by preventing duplicate error: prefixes on runtime errors.
Out of Scope Changes check	✅ Passed	The single-line change is limited to the linked issue objective and contains no unrelated modifications.

✨ Finishing Touches 💡 1

📝 Generate docstrings 💡

• Create stacked PR
• Commit on current branch

🧪 Generate unit tests (beta)

• Create PR with unit tests
• Commit unit tests in branch fix/duplicate-error-suffix

Warning

There were issues while running some tools. Please review the errors and either fix the tool's configuration or disable the tool if it's a critical failure.

🔧 golangci-lint (2.12.2)

level=error msg="Running error: context loading failed: failed to load packages: failed to load packages: failed to load with go/packages: err: exit status 1: stderr: go: cannot load module ballerina listed in go.work file: open ballerina/go.mod: no such file or directory\n"

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