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Aug 28, 2026 · Backend Development
How Go Code Analysis Works: Building a Cross-Package Linter with Facts
This article explains Go's go/analysis framework by building a linter that detects unclosed http.Response.Body, demonstrating AST inspection, type-driven detection, cross-package fact propagation, and automatic fix suggestions, while comparing Requires vs FactTypes and noting real-world limitations.
AST inspectionFact mechanismcross-package analysis
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