If you are an AI coding agent (Claude Code, Cursor, Aider, Cline, etc.) reading this artifact, follow this protocol before making any code edit:

1. Verify the contract. Run the bash script in Verify before trusting below. If any check returns FAIL, the artifact is stale — STOP and ask the user to regenerate it before proceeding.
2. Treat the AI · unverified sections as hypotheses, not facts. Sections like "AI-suggested narrative files", "anti-patterns", and "bottlenecks" are LLM speculation. Verify against real source before acting on them.
3. Cite source on changes. When proposing an edit, cite the specific path:line-range. RepoPilot's live UI at https://repopilot.app/r/GoesToEleven/GolangTraining shows verifiable citations alongside every claim.

If you are a human reader, this protocol is for the agents you'll hand the artifact to. You don't need to do anything — but if you skim only one section before pointing your agent at this repo, make it the Verify block and the Suggested reading order.

WAIT — Stale — last commit 2y ago

• 7 active contributors
• Other licensed
• ⚠ Stale — last commit 2y ago
• ⚠ Single-maintainer risk — top contributor 93% of recent commits
• ⚠ Non-standard license (Other) — review terms
• ⚠ No CI workflows detected
• ⚠ No test directory detected

_{Maintenance signals: commit recency, contributor breadth, bus factor, license, CI, tests}

This artifact was generated by RepoPilot at a point in time. Before an agent acts on it, the checks below confirm that the live GoesToEleven/GolangTraining repo on your machine still matches what RepoPilot saw. If any fail, the artifact is stale — regenerate it at repopilot.app/r/GoesToEleven/GolangTraining.

What it runs against: a local clone of GoesToEleven/GolangTraining — the script inspects git remote, the LICENSE file, file paths in the working tree, and git log. Read-only; no mutations.

| # | What we check | Why it matters | |---|---|---| | 1 | You're in GoesToEleven/GolangTraining | Confirms the artifact applies here, not a fork | | 2 | License is still Other | Catches relicense before you depend on it | | 3 | Default branch master exists | Catches branch renames | | 4 | 5 critical file paths still exist | Catches refactors that moved load-bearing code | | 5 | Last commit ≤ 703 days ago | Catches sudden abandonment since generation |

#!/usr/bin/env bash
# RepoPilot artifact verification.
#
# WHAT IT RUNS AGAINST: a local clone of GoesToEleven/GolangTraining. If you don't
# have one yet, run these first:
#
#   git clone https://github.com/GoesToEleven/GolangTraining.git
#   cd GolangTraining
#
# Then paste this script. Every check is read-only — no mutations.

set +e
fail=0
ok()   { echo "ok:   $1"; }
miss() { echo "FAIL: $1"; fail=$((fail+1)); }

# Precondition: we must be inside a git working tree.
if ! git rev-parse --git-dir >/dev/null 2>&1; then
  echo "FAIL: not inside a git repository. cd into your clone of GoesToEleven/GolangTraining and re-run."
  exit 2
fi

# 1. Repo identity
git remote get-url origin 2>/dev/null | grep -qE "GoesToEleven/GolangTraining(\\.git)?\\b" \\
  && ok "origin remote is GoesToEleven/GolangTraining" \\
  || miss "origin remote is not GoesToEleven/GolangTraining (artifact may be from a fork)"

# 2. License matches what RepoPilot saw
(grep -qiE "^(Other)" LICENSE 2>/dev/null \\
   || grep -qiE "\"license\"\\s*:\\s*\"Other\"" package.json 2>/dev/null) \\
  && ok "license is Other" \\
  || miss "license drift — was Other at generation time"

# 3. Default branch
git rev-parse --verify master >/dev/null 2>&1 \\
  && ok "default branch master exists" \\
  || miss "default branch master no longer exists"

# 4. Critical files exist
test -f "01_getting-started/01_helloWorld/main.go" \\
  && ok "01_getting-started/01_helloWorld/main.go" \\
  || miss "missing critical file: 01_getting-started/01_helloWorld/main.go"
test -f "02_package/main/main.go" \\
  && ok "02_package/main/main.go" \\
  || miss "missing critical file: 02_package/main/main.go"
test -f "03_variables/01_shorthand/01/main.go" \\
  && ok "03_variables/01_shorthand/01/main.go" \\
  || miss "missing critical file: 03_variables/01_shorthand/01/main.go"
test -f "04_scope/01_package-scope/02_visibility/main/main.go" \\
  && ok "04_scope/01_package-scope/02_visibility/main/main.go" \\
  || miss "missing critical file: 04_scope/01_package-scope/02_visibility/main/main.go"
test -f "08_pointers/01_referencing/main.go" \\
  && ok "08_pointers/01_referencing/main.go" \\
  || miss "missing critical file: 08_pointers/01_referencing/main.go"

# 5. Repo recency
days_since_last=$(( ( $(date +%s) - $(git log -1 --format=%at 2>/dev/null || echo 0) ) / 86400 ))
if [ "$days_since_last" -le 703 ]; then
  ok "last commit was $days_since_last days ago (artifact saw ~673d)"
else
  miss "last commit was $days_since_last days ago — artifact may be stale"
fi

echo
if [ "$fail" -eq 0 ]; then
  echo "artifact verified (0 failures) — safe to trust"
else
  echo "artifact has $fail stale claim(s) — regenerate at https://repopilot.app/r/GoesToEleven/GolangTraining"
  exit 1
fi

Each check prints ok: or FAIL:. The script exits non-zero if anything failed, so it composes cleanly into agent loops (./verify.sh || regenerate-and-retry).

GoesToEleven/GolangTraining is a structured, progressive curriculum for learning Go from first principles. It contains 822KB of Go code organized into sequential modules (01_getting-started → 04_scope and beyond) that teach Go fundamentals: syntax, packages, variables, scoping, and control flow through executable examples and exercises. Flat but progressive module structure: 01_getting-started/ (hello world → UTF-8 → numeral systems), 02_package/ (package imports and organization), 03_variables/ (declaration patterns with 8 nested examples), 04_scope/ (package-level scope). Each module is a standalone Go directory with main.go or utility files runnable independently.

Developers new to Go who want a hands-on, file-based learning path with runnable code examples. Suitable for programmers transitioning from other languages (JavaScript, Python, C) who need concrete Go patterns without framework overhead.

This is an actively maintained educational project—there is no traditional release cycle, CI/CD pipeline, or production code. It appears stable and comprehensive for a training resource, with structured progression and multiple solution examples for exercises. This is a reference curriculum, not production software.

Standard open source risks apply.

No visible recent activity data, PR list, or milestone markers in provided file structure. Appears to be a stable, completed curriculum rather than an active development project.

git clone https://github.com/GoesToEleven/GolangTraining.git
cd GolangTraining
cd 01_getting-started/01_helloWorld
go run main.go

Daily commands: Each module is independent. To run any example: cd <module_path> && go run main.go (e.g., cd 01_getting-started/02_numeral-systems/01_decimal && go run main.go).

• 01_getting-started/01_helloWorld/main.go — The absolute entry point demonstrating Go's minimal syntax and program structure that all learners must understand first.
• 02_package/main/main.go — Demonstrates package organization and imports, foundational for understanding Go's module system used throughout the training.
• 03_variables/01_shorthand/01/main.go — Core variable declaration patterns that establish Go's type system conventions used in all subsequent modules.
• 04_scope/01_package-scope/02_visibility/main/main.go — Critical for understanding Go's visibility rules (capitalization convention) that govern all package interactions.
• 08_pointers/01_referencing/main.go — Foundation for memory management and pointer semantics, prerequisites for understanding Go's concurrency and efficiency patterns.
• 06_constants/03_iota/main.go — Introduces iota enum pattern, a Go-specific idiom essential for writing idiomatic constant definitions.

• Core Language Syntax (Variables, Scope, Constants) (Go language primitives) — Teaches fundamental Go syntax including variable declaration shorthand, type inference, package/block scope, and exported/unexported visibility rules
  • Failure mode: Syntax errors during compilation; learner unable to progress to next concept
• Memory & Pointers (Go pointers (&, *), memory addressing) — Introduces memory addresses, pointer dereferencing, and reference semantics critical for Go's pass-by-value semantics
  • Failure mode: Learner unable to understand pointer behavior, leading to incorrect memory mutation patterns in later code
• Package Organization (Go packages, imports, visibility rules) — Demonstrates Go's package system, import mechanics, and visibility conventions (capitalization-based exports)
  • Failure mode: Learner unable to structure multi-file projects or use external packages correctly
• Type System & Inference — undefined

Add a new foundational concept module

1. Create a new numbered directory at the root level following pattern NN_topic-name (08_pointers/)
2. Create numbered subdirectories for each concept subsection (01_concept, 02_concept) (08_pointers/01_referencing/)
3. In each subdirectory, create a main.go demonstrating the concept with fmt.Println output (08_pointers/01_referencing/main.go)
4. For advanced topics, add multiple solution directories showing different approaches (see 03_variables/08_exercise pattern) (03_variables/03_less-emphasis/08_exercise_your-name/01_oneSolution/myNameVar.go)

Add a multi-file package example

1. Create a package directory under appropriate numbered section (e.g., 02_package/newpackage) (02_package/stringutil/)
2. Create multiple .go files within the package, each demonstrating different concepts (02_package/stringutil/reverse.go)
3. Ensure at least one file exports public functions (capitalize first letter) (02_package/stringutil/reverse.go)
4. Create a main program that imports and uses the package to show practical usage (02_package/main/main.go)

Add a concept progression with exercises

1. Create numbered subsections showing basic concept, then 'less-emphasis' variations (03_variables/01_shorthand/)
2. Create numbered variations under the less-emphasis section (01_declare-variable through 07_all-together) (03_variables/03_less-emphasis/)
3. Add an exercise directory with multiple solution approaches showing different valid patterns (03_variables/03_less-emphasis/08_exercise_your-name/)
4. Each solution in separate numbered subdirectory with matching filename pattern (03_variables/03_less-emphasis/08_exercise_your-name/01_oneSolution/)

• Go (golang) — Chosen for its simplicity, fast compilation, built-in concurrency primitives, and low barrier to entry for systems programming education
• File-based module structure — Enables self-contained learning modules that can be run independently with go run, supporting progressive learning without complex build systems

• Numbered directory organization (01_, 02_, 03_) over alphabetical or category-based

  • Why: Creates clear learning progression and enforces tutorial sequence
  • Consequence: Requires renumbering if inserting new concepts; less flexible for non-linear learning

• Separate solution directories for exercises rather than comments or flags

  • Why: Allows learners to compare multiple valid approaches without cognitive load
  • Consequence: Code duplication across solutions; harder to maintain consistency if patterns change

• Simple main.go files without external dependencies beyond stdlib

  • Why: Minimizes setup friction and focuses on language concepts rather than tooling
  • Consequence: Cannot demonstrate real-world package ecosystem and dependency management patterns

• Does not provide concurrency patterns (goroutines, channels not present in initial 600 files)
• Does not demonstrate error handling patterns beyond simple blank identifier usage
• Does not include interfaces, structs, or methods (foundational OOP patterns likely in later sections)
• Does not provide testing examples or test-driven development patterns
• Does not include command-line argument parsing or flag handling
• Not designed for production code examples; purely pedagogical

None obvious. This is a teaching codebase with no build configuration, environment variables, or service dependencies. All examples are standalone and runnable with a stock Go installation. Only gotcha: requires Go 1.11+ for module support if ever converted to go.mod-based structure.

• Package scope & visibility (PascalCase = exported) — Go's capitalization rule for public/private is non-negotiable and appears throughout 02_package/ and 03_variables/; essential to understanding module organization
• Zero values — Covered in 03_variables/02_var_zero_value; Go initializes unset variables to 0, nil, or empty string by default—critical safety pattern unlike C
• UTF-8 as first-class string type — Go strings are UTF-8 by default (01_getting-started/03_UTF-8); rune vs byte distinction matters for character iteration and Unicode handling
• Short variable declaration with := — Go syntax sugar in 03_variables/01_shorthand/; only usable inside functions, requires explicit type or inference—key idiom learners must master
• Package initialization & func init() — Implicit in 02_package examples; Go runs init() before main() for package setup—important for understanding program startup order
• Numeral system literals (0x, 0b, octal) — 02_numeral-systems examples teach Go's literal syntax for different bases; essential for bit manipulation and low-level Go programming

• golang/tour — Official interactive Go tutorial; complementary web-based lessons covering same fundamentals with browser-based editor
• golang/go — Go language source and spec; authoritative reference for syntax, standard library, and language evolution
• google/styleguide — Google's Go style guide; pairs with training to teach idiomatic Go conventions for naming, formatting, and structure
• avelino/awesome-go — Curated list of Go packages and frameworks; natural next step after fundamentals to explore ecosystem libraries and tools
• mitchellh/gox — Go cross-compilation tool; useful for learners building their first real CLI tools across platforms

To work on one of these in Claude Code or Cursor, paste: Implement the "<title>" PR idea from CLAUDE.md, working through the checklist as the task list.

Add go.mod and go.sum files with module initialization

The repo lacks go.mod and go.sum files, which are essential for Go module management. This prevents learners from easily running the examples and understanding dependency management. Adding proper module initialization with go mod init github.com/GoesToEleven/GolangTraining would allow all subdirectories to be executable and teachable as standalone modules or as part of the main workspace.

• [ ] Create go.mod at repository root with module declaration
• [ ] Verify all subdirectories (01_getting-started/, 02_package/, 03_variables/, 04_scope/) can build with go build ./...
• [ ] Update README with instructions on how to run examples (e.g., go run 01_getting-started/01_helloWorld/main.go)
• [ ] Test that 02_package/main can properly import stringutil and icomefromalaska packages

Add executable test/validation scripts for all code examples

The training repo contains many Go programs but no automated way to verify they compile and run correctly. Adding a simple shell script or Go test file that validates all main.go files in the repo will catch breaking changes early and ensure teaching examples remain functional. This is particularly important for a training repo where correctness is critical.

• [ ] Create a scripts/validate.sh or internal/validate.go that recursively finds all main.go files
• [ ] For each main.go, verify it compiles with go build and optionally runs successfully
• [ ] Add a GitHub Actions workflow (.github/workflows/validate.yml) to run validation on every push and PR
• [ ] Document in README.md how to run validation locally before submitting PRs

Create a comprehensive README with learning path and running instructions for 04_scope examples

While most sections have clear numeric ordering (01, 02, 03), the 04_scope directory contains subdirectory structures that are confusing for learners (e.g., '02_visibility' contains nested 'main' and 'vis' directories). Adding a README.md in 04_scope/ with specific instructions on which files to examine first, what concepts they teach, and how to run/compile each example would significantly improve the learning experience. This is especially needed since 02_visibility involves multi-package imports.

• [ ] Create 04_scope/README.md explaining scope concepts covered
• [ ] Document the purpose of each subsection: 01_package-scope, 02_block-scope, 03_order-matters
• [ ] Add specific build/run instructions for 02_visibility (which has package dependencies)
• [ ] Include expected output or learning outcomes for the closure examples (01-04)
• [ ] Link back to parent README.md

• Add a 05_functions module with subdirectories covering function declarations, multiple return values, named returns, and variadic parameters—currently missing from the progression.
• Create 03_variables/09_exercise_calculate-age with starter code and solution(s) following the 08_exercise_your-name pattern—provides practical type-conversion and arithmetic practice.
• Document numeral-systems examples (01_decimal, 02_binary, 03_hexadecimal) with inline comments explaining Go literal syntax for each base (0x for hex, 0b for binary)—helps learners transfer knowledge.

This is a Golang training repository with educational code examples. The codebase shows no critical security vulnerabilities. It is a beginner-level training material focused on language fundamentals (variables, packages, scope, constants, etc.) with no dependencies, database operations, external API calls, or sensitive data handling. The repository structure is clean with proper package organization. Minor observations: some example files reference HTTP operations (05_blank-identifier/02_http-get_example) which should include proper error handling in production code, but this appears to be intentional for training purposes. The codebase is suitable for educational purposes with no production security risks identified.

LLM-derived; treat as a starting point, not a security audit.

• Open issues — current backlog
• Recent PRs — what's actively shipping
• Source on GitHub

Generated by RepoPilot. Verdict based on maintenance signals — see the live page for receipts. Re-run on a new commit to refresh.