slack-message-parser

JavaScript library for parsing Slack message format (mrkdwn)

  1. 1
  2. 2
  3. 3
  4. 4
  5. 5
  6. 6
  7. 7
  8. 8
  9. 9
  10. 10
  11. 11
  12. 12
  13. 13
  14. 14
  15. 15
  16. 16
  17. 17
  18. 18
  19. 19
  20. 20
  21. 21
  22. 22
  23. 23
  24. 24
  25. 25
  26. 26
  27. 27
  28. 28
  29. 29
  30. 30
  31. 31
  32. 32
  33. 33
  34. 34
  35. 35
  36. 36
  37. 37
  38. 38
  39. 39
  40. 40
  41. 41
  42. 42
  43. 43
  44. 44
  45. 45
  46. 46
  47. 47
  48. 48
  49. 49
  50. 50
  51. 51
  52. 52
  53. 53
  54. 54
  55. 55
  56. 56
  57. 57
  58. 58
  59. 59
  60. 60
  61. 61
  62. 62
  63. 63
  64. 64
  65. 65
  66. 66
  67. 67
  68. 68
  69. 69
  70. 70
  71. 71
  72. 72
  73. 73
  74. 74
  75. 75
  76. 76
  77. 77
  78. 78
  79. 79
  80. 80
  81. 81
  82. 82
  83. 83
  84. 84
  85. 85
  86. 86
  87. 87
  88. 88
  89. 89
  90. 90
  91. 91
  92. 92
  93. 93
  94. 94
  95. 95
import { Node, NodeType } from "../types/Node.ts";

function source(children: Node[]): string {
  return children.map((c) => c.source).join("");
}

export const root = (children: Node[]): Node => ({
  type: NodeType.Root,
  children,
  source: source(children),
});

export const text = (t: string): Node => ({
  type: NodeType.Text,
  text: t,
  source: t,
});

export const strike = (children: Node[]): Node => ({
  type: NodeType.Strike,
  children,
  source: `~${source(children)}~`,
});

export const italic = (children: Node[]): Node => ({
  type: NodeType.Italic,
  children,
  source: `_${source(children)}_`,
});

export const bold = (children: Node[]): Node => ({
  type: NodeType.Bold,
  children,
  source: `*${source(children)}*`,
});

export const code = (text: string): Node => ({
  type: NodeType.Code,
  text,
  source: "`" + text + "`",
});

export const pre = (text: string): Node => ({
  type: NodeType.PreText,
  text,
  source: "```" + text + "```",
});

export const user = (userID: string, label?: Node[]): Node => ({
  type: NodeType.UserLink,
  userID,
  label,
  source: `<@${userID}${label ? "|" + source(label) : ""}>`,
});

export const channel = (channelID: string, label?: Node[]): Node => ({
  type: NodeType.ChannelLink,
  channelID,
  label,
  source: `<#${channelID}${label ? "|" + source(label) : ""}>`,
});

export const command = (
  name: string,
  args: string[],
  label?: Node[],
): Node => ({
  type: NodeType.Command,
  name,
  arguments: args,
  label,
  source: `<!${name}${args.map((c) => `^${c}`).join("")}${
    label ? "|" + source(label) : ""
  }>`,
});

export const url = (link: string, label?: Node[]): Node => ({
  type: NodeType.URL,
  url: link,
  label,
  source: `<${link}${label ? "|" + source(label) : ""}>`,
});

export const emoji = (name: string, variation?: string): Node => ({
  type: NodeType.Emoji,
  name,
  variation,
  source: `:${name}${variation ? "::" + variation : ""}:`,
});

export const quote = (children: Node[], inline?: boolean): Node => ({
  type: NodeType.Quote,
  children,
  source: `${"&gt;".repeat(inline ? 1 : 3)}${source(children)}`,
});