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Add mapping of untyped nil args to BindNull to exec docs #122

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Merged
zombiezen merged 2 commits into from
Jul 2, 2025
Merged

Add mapping of untyped nil args to BindNull to exec docs #122

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4645200
Add mapping of untyped nil to BindNull to exec docs
davidjb Jun 12, 2025
fa81727
Update arg type handling comment formatting
davidjb Jul 2, 2025
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40 changes: 21 additions & 19 deletions sqlitex/exec.go
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Original file line number Diff line number Diff line change
Expand Up @@ -35,13 +35,14 @@ type ExecOptions struct {
//
// Basic reflection on Args is used to map:
//
// integers to BindInt64
// floats to BindFloat
// []byte to BindBytes
// string to BindText
// bool to BindBool
// - integers to BindInt64
// - floats to BindFloat
// - []byte to BindBytes
// - string to BindText
// - bool to BindBool
// - untyped nil to BindNull
//
// All other kinds are printed using fmt.Sprint(v) and passed to BindText.
// All other kinds are printed using [fmt.Sprint] and passed to BindText.
Args []any

// Named is the set of named arguments to bind to the statement. Keys must
Expand All @@ -50,13 +51,14 @@ type ExecOptions struct {
//
// Basic reflection on Named is used to map:
//
// integers to BindInt64
// floats to BindFloat
// []byte to BindBytes
// string to BindText
// bool to BindBool
// - integers to BindInt64
// - floats to BindFloat
// - []byte to BindBytes
// - string to BindText
// - bool to BindBool
// - untyped nil to BindNull
//
// All other kinds are printed using fmt.Sprint(v) and passed to BindText.
// All other kinds are printed using [fmt.Sprint] and passed to BindText.
Named map[string]any

// ResultFunc is called for each result row.
Expand All @@ -76,14 +78,14 @@ type ExecOptions struct {
// query using the [sqlite.Stmt] Bind* methods. Basic reflection on args is used
// to map:
//
// integers to BindInt64
// floats to BindFloat
// []byte to BindBytes
// string to BindText
// bool to BindBool
// - integers to BindInt64
// - floats to BindFloat
// - []byte to BindBytes
// - string to BindText
// - bool to BindBool
// - untyped nil to BindNull
//
// All other kinds are printed using fmt.Sprintf("%v", v) and passed
// to BindText.
// All other kinds are printed using [fmt.Sprint] and passed to BindText.
//
// Exec is implemented using the Stmt prepare mechanism which allows
// better interactions with Go's type system and avoids pitfalls of
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