| 59 | } |
| 60 | |
| 61 | func ParseQueryNameAndType(t string, commentStyle CommentSyntax) (string, string, error) { |
| 62 | for _, line := range strings.Split(t, "\n") { |
| 63 | var prefix string |
| 64 | if strings.HasPrefix(line, "--") { |
| 65 | if !commentStyle.Dash { |
| 66 | continue |
| 67 | } |
| 68 | prefix = "--" |
| 69 | } |
| 70 | if strings.HasPrefix(line, "/*") { |
| 71 | if !commentStyle.SlashStar { |
| 72 | continue |
| 73 | } |
| 74 | prefix = "/*" |
| 75 | } |
| 76 | if strings.HasPrefix(line, "#") { |
| 77 | if !commentStyle.Hash { |
| 78 | continue |
| 79 | } |
| 80 | prefix = "#" |
| 81 | } |
| 82 | if prefix == "" { |
| 83 | continue |
| 84 | } |
| 85 | rest := line[len(prefix):] |
| 86 | if !strings.HasPrefix(strings.TrimSpace(rest), "name") { |
| 87 | continue |
| 88 | } |
| 89 | if !strings.Contains(rest, ":") { |
| 90 | continue |
| 91 | } |
| 92 | if !strings.HasPrefix(rest, " name: ") { |
| 93 | return "", "", fmt.Errorf("invalid metadata: %s", line) |
| 94 | } |
| 95 | |
| 96 | part := strings.Split(strings.TrimSpace(line), " ") |
| 97 | if prefix == "/*" { |
| 98 | part = part[:len(part)-1] // removes the trailing "*/" element |
| 99 | } |
| 100 | if len(part) == 3 { |
| 101 | return "", "", fmt.Errorf("missing query type [':one', ':many', ':exec', ':execrows', ':execlastid', ':execresult', ':copyfrom', 'batchexec', 'batchmany', 'batchone']: %s", line) |
| 102 | } |
| 103 | if len(part) != 4 { |
| 104 | return "", "", fmt.Errorf("invalid query comment: %s", line) |
| 105 | } |
| 106 | queryName := part[2] |
| 107 | queryType := strings.TrimSpace(part[3]) |
| 108 | switch queryType { |
| 109 | case CmdOne, CmdMany, CmdExec, CmdExecResult, CmdExecRows, CmdExecLastId, CmdCopyFrom, CmdBatchExec, CmdBatchMany, CmdBatchOne: |
| 110 | default: |
| 111 | return "", "", fmt.Errorf("invalid query type: %s", queryType) |
| 112 | } |
| 113 | if err := validateQueryName(queryName); err != nil { |
| 114 | return "", "", err |
| 115 | } |
| 116 | return queryName, queryType, nil |
| 117 | } |
| 118 | return "", "", nil |