CodeSampleX

Sample

verify pkg:golang/github.com/jackc/pgx/v5@v5.10.0

sha256:4da9ad02c66feecac4f7fb1b734295deac0e5ad8df6e1fbca93c6dbd27c55b6a

Publication state. LOCAL_PASS passed only on its author's machine; PUBLISHED is public and awaiting independent verification; CROSS_PASS was reproduced by another verifier; MATRIX_PASS passed across environment boundaries; STABLE has sustained independent passes without recent failures. Evidence strength. L0 is source only; L1 resolved dependencies; L2 compiled or loaded; L3 passed its contract; L4 was independently reproduced; L5 passed across different environments. MIT-0

Execution evidence

Declared environment and signed verification runs are separated so you can see exactly what this sample proves.

Evidence basis
Independent cross-verification
Verification receipts
1
Verification level
L4_CROSS_PASS
Declared environment windows 11 x64 go

Verification-run environments

Environment Contract Stages Run
go 1.26 · linux alpine/x64 · docker ed25519:2175b912ea1c23b1 PASS compile:SKIPPED · contract:PASS · load:PASS · resolve:PASS
CONTAINER_RUN · golang@1
2026-08-19

Case

HOW
Goal
verify pkg:golang/github.com/jackc/pgx/v5@v5.10.0
Packages
Symbols
  • github.com/jackc/pgx/v5.RowToAddrOfStructByNameLax
Created
2026-08-19T02:22:49Z

Contract

  1. pgx.RowToAddrOfStructByNameLax maps row columns to struct fields by matching column names to struct field db tags
  2. pgx.RowToAddrOfStructByNameLax performs case-insensitive column matching for untagged struct fields
  3. pgx.RowToAddrOfStructByNameLax ignores struct fields tagged with db:"-"
  4. pgx.RowToAddrOfStructByNameLax allows struct to have more fields than row columns without error in lax mode
  5. pgx.RowToAddrOfStructByNameLax returns an error when row contains unknown column not present in struct
  6. pgx.RowToAddrOfStructByNameLax returns a pointer to struct with mapped field values
  7. pgx.CollectRows with RowToAddrOfStructByNameLax collects multiple rows into struct pointer slices and closes rows upon completion
  8. pgx.CollectOneRow and pgx.CollectExactlyOneRow work with RowToAddrOfStructByNameLax and return ErrNoRows and ErrTooManyRows as expected
  9. sample helpers provide typed struct pointer row scanning and collection utilities using RowToAddrOfStructByNameLax

Files

  • PROMPT.md
  • csx.json
  • go.mod
  • go.sum
  • sample.go
  • spec.json
  • test/contract.go

Download the source artifact (tar.gz)

Origin Seeder

anonymous