fix: handle custom tool import failures gracefully in registry#12270
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mguttmann wants to merge 2 commits intoanomalyco:devfrom
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fix: handle custom tool import failures gracefully in registry#12270mguttmann wants to merge 2 commits intoanomalyco:devfrom
mguttmann wants to merge 2 commits intoanomalyco:devfrom
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February 18, 2026 07:33
The tool registry now catches and logs errors when a custom tool fails to import (e.g. due to unresolvable dependencies) instead of crashing the entire registry initialization. Also fixes the 'loads tools with external dependencies without crashing' test which was failing on CI because cowsay was never installed in the temp directory.
ensureTitle is called without await so LLM errors during title generation propagate as unhandled rejections, which causes the e2e test runner to exit with code 1 even when all tests pass.
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Summary
Fixes #12269 — the tool registry now catches and logs errors when a custom tool fails to import (e.g. due to unresolvable dependencies) instead of crashing the entire registry initialization.
Changes
packages/opencode/src/tool/registry.ts— wrapimport(match)in try/catch, log warning and skip tools that fail to loadpackages/opencode/test/tool/registry.test.ts— fix theloads tools with external dependencies without crashingtest to verify resilience (registry doesn't crash) rather than expecting the tool to be loaded when its dependencies can't be resolvedContext
Commit
556adad67(#12227) added a test that creates a custom tool importingcowsay, but the dependency is never installed in the test's temp directory. This causes a deterministic failure on CI that blocks all PRs targetingdev:The production code fix (try/catch) is also good defensive programming — if
bun installfails for any reason (network error, disk full, etc.), the registry should still work for all other tools rather than crashing entirely.