273 lines
7.6 KiB
HTML
273 lines
7.6 KiB
HTML
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<!DOCTYPE html>
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<html>
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<head>
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<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
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<title>store: Go Coverage Report</title>
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<style>
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body {
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background: black;
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color: rgb(80, 80, 80);
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}
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body, pre, #legend span {
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font-family: Menlo, monospace;
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font-weight: bold;
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}
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#topbar {
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background: black;
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position: fixed;
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top: 0; left: 0; right: 0;
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height: 42px;
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border-bottom: 1px solid rgb(80, 80, 80);
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}
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#content {
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margin-top: 50px;
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}
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#nav, #legend {
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float: left;
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margin-left: 10px;
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}
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#legend {
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margin-top: 12px;
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}
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#nav {
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margin-top: 10px;
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}
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#legend span {
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margin: 0 5px;
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}
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.cov0 { color: rgb(192, 0, 0) }
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.cov1 { color: rgb(128, 128, 128) }
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.cov2 { color: rgb(116, 140, 131) }
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.cov3 { color: rgb(104, 152, 134) }
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.cov4 { color: rgb(92, 164, 137) }
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.cov5 { color: rgb(80, 176, 140) }
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.cov6 { color: rgb(68, 188, 143) }
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.cov7 { color: rgb(56, 200, 146) }
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.cov8 { color: rgb(44, 212, 149) }
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.cov9 { color: rgb(32, 224, 152) }
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.cov10 { color: rgb(20, 236, 155) }
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</style>
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</head>
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<body>
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<div id="topbar">
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<div id="nav">
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<select id="files">
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<option value="file0">github.com/gopatchy/store/store.go (80.9%)</option>
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</select>
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</div>
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<div id="legend">
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<span>not tracked</span>
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<span class="cov0">no coverage</span>
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<span class="cov1">low coverage</span>
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<span class="cov2">*</span>
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<span class="cov3">*</span>
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<span class="cov4">*</span>
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<span class="cov5">*</span>
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<span class="cov6">*</span>
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<span class="cov7">*</span>
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<span class="cov8">*</span>
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<span class="cov9">*</span>
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<span class="cov10">high coverage</span>
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</div>
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</div>
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<div id="content">
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<pre class="file" id="file0" style="display: none">package store
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import (
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"context"
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"database/sql"
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"encoding/json"
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"fmt"
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"github.com/gopatchy/metadata"
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// Register sqlite3 db handler.
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_ "github.com/mattn/go-sqlite3"
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)
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type Store struct {
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db *sql.DB
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}
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func NewStore(conn string) (*Store, error) <span class="cov6" title="3">{
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db, err := sql.Open("sqlite3", conn)
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if err != nil </span><span class="cov0" title="0">{
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return nil, err
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}</span>
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// TODO: Keep a set of prepared statements with PrepareContext()
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// TODO: Consider tuning per https://phiresky.github.io/blog/2020/sqlite-performance-tuning/
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<span class="cov6" title="3">return &Store{
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db: db,
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}, nil</span>
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}
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func (s *Store) Close() <span class="cov6" title="3">{
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s.db.Close()
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}</span>
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func (s *Store) Write(ctx context.Context, t string, obj any) error <span class="cov9" title="6">{
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id := metadata.GetMetadata(obj).ID
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js, err := json.Marshal(obj)
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if err != nil </span><span class="cov0" title="0">{
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return err
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}</span>
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<span class="cov9" title="6">err = s.exec(ctx, "INSERT INTO `%s` (id, obj) VALUES (?,?) ON CONFLICT(id) DO UPDATE SET obj=?;", t, id, js, js)
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if err != nil </span><span class="cov0" title="0">{
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return err
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}</span>
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<span class="cov9" title="6">return nil</span>
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}
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func (s *Store) Delete(ctx context.Context, t, id string) error <span class="cov1" title="1">{
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err := s.exec(ctx, "DELETE FROM `%s` WHERE id=?", t, id)
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if err != nil </span><span class="cov0" title="0">{
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return err
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}</span>
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<span class="cov1" title="1">return nil</span>
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}
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func (s *Store) Read(ctx context.Context, t, id string, factory func() any) (any, error) <span class="cov7" title="4">{
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rows, err := s.query(ctx, "SELECT obj FROM `%s` WHERE id=?;", t, id)
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if err != nil </span><span class="cov0" title="0">{
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return nil, err
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}</span>
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<span class="cov7" title="4">defer rows.Close()
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if !rows.Next() </span><span class="cov1" title="1">{
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return nil, nil
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}</span>
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<span class="cov6" title="3">var js []byte
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err = rows.Scan(&js)
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if err != nil </span><span class="cov0" title="0">{
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return nil, err
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}</span>
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<span class="cov6" title="3">obj := factory()
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err = json.Unmarshal(js, obj)
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if err != nil </span><span class="cov0" title="0">{
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return nil, err
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}</span>
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<span class="cov6" title="3">return obj, nil</span>
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}
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func (s *Store) List(ctx context.Context, t string, factory func() any) ([]any, error) <span class="cov4" title="2">{
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rows, err := s.query(ctx, "SELECT obj FROM `%s`;", t)
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if err != nil </span><span class="cov0" title="0">{
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return nil, err
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}</span>
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<span class="cov4" title="2">defer rows.Close()
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ret := []any{}
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for rows.Next() </span><span class="cov4" title="2">{
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var js []byte
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err = rows.Scan(&js)
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if err != nil </span><span class="cov0" title="0">{
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return nil, err
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}</span>
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<span class="cov4" title="2">obj := factory()
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err = json.Unmarshal(js, obj)
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if err != nil </span><span class="cov0" title="0">{
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return nil, err
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}</span>
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<span class="cov4" title="2">ret = append(ret, obj)</span>
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}
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<span class="cov4" title="2">return ret, nil</span>
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}
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func (s *Store) exec(ctx context.Context, query, t string, args ...any) error <span class="cov10" title="7">{
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query = fmt.Sprintf(query, t)
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_, err := s.db.ExecContext(ctx, query, args...)
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if err == nil </span><span class="cov8" title="5">{
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return nil
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}</span>
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<span class="cov4" title="2">_, err = s.db.ExecContext(ctx, s.tableSQL(t))
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if err != nil </span><span class="cov0" title="0">{
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return err
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}</span>
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<span class="cov4" title="2">_, err = s.db.ExecContext(ctx, query, args...)
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if err != nil </span><span class="cov0" title="0">{
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return err
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}</span>
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<span class="cov4" title="2">return nil</span>
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}
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func (s *Store) query(ctx context.Context, query, t string, args ...any) (*sql.Rows, error) <span class="cov9" title="6">{
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query = fmt.Sprintf(query, t)
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rows, err := s.db.QueryContext(ctx, query, args...)
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if err == nil </span><span class="cov8" title="5">{
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return rows, nil
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}</span>
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<span class="cov1" title="1">_, err = s.db.ExecContext(ctx, s.tableSQL(t))
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if err != nil </span><span class="cov0" title="0">{
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return nil, err
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}</span>
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<span class="cov1" title="1">return s.db.QueryContext(ctx, query, args...)</span>
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}
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func (s *Store) tableSQL(t string) string <span class="cov6" title="3">{
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return fmt.Sprintf("CREATE TABLE IF NOT EXISTS `%s` (id TEXT NOT NULL PRIMARY KEY, obj TEXT NOT NULL);", t)
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}</span>
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</pre>
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</div>
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</body>
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<script>
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(function() {
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var files = document.getElementById('files');
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var visible;
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files.addEventListener('change', onChange, false);
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function select(part) {
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if (visible)
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visible.style.display = 'none';
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visible = document.getElementById(part);
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if (!visible)
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return;
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files.value = part;
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visible.style.display = 'block';
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location.hash = part;
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}
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function onChange() {
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select(files.value);
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window.scrollTo(0, 0);
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}
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if (location.hash != "") {
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select(location.hash.substr(1));
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}
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if (!visible) {
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select("file0");
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}
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})();
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</script>
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</html>
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