HomeAboutMeBlogGuest
© 2025 Sejin Cha. All rights reserved.
Built with Next.js, deployed on Vercel
📌
hkob's Notion
/
NotionRubyMapping idea note
NotionRubyMapping idea note
/
Notion Ruby Mapping Public API Reference
Notion Ruby Mapping Public API Reference
/
🧱
EquationBlock
🧱

EquationBlock

👉
Links (Block base class)
🧱
Page
🧱
BookmarkBlock
🧱
CodeBlock
🧱
EmbedBlock
🧱
Heading2Block
🧱
LinkToPageBlock
🧱
QuoteBlock
🧱
ToDoBlock
🧱
ToggleHeading3Block
🧱
Database
🧱
BreadcrumbBlock
🧱
ColumnBlock
🧱
EquationBlock
🧱
Heading3Block
🧱
NumberedListItemBlock
🧱
SyncedBlock
🧱
ToggleBlock
🧱
VideoBlock
🧱
List
🧱
BulletedListItemBlock
🧱
ColumnListBlock
🧱
FileBlock
🧱
ImageBlock
🧱
ParagraphBlock
🧱
TableOfContentsBlock
🧱
ToggleHeading1Block
🧱
Block
🧱
CalloutBlock
🧱
DividerBlock
🧱
Heading1Block
🧱
LinkPreviewBlock
🧱
PdfBlock
🧱
TemplateBlock (Deprecated)
🧱
ToggleHeading2Block
Notion Ruby Mapping Public API Reference
Notion Ruby Mapping Public API Reference

1. Class methods

self.new(expression) →
🧱
EquationBlock

  • [PARAM] expression expression for equation.
self.new creates a EquationBlock object using a expression.
b = EquationBlock.new "x = \\frac{-b\\pm\\sqrt{b^2-4ac}}{2a}"; b.block_json # => {"type"=>"equation", "object"=>"block", "equation"=>{"expression"=>"x = \\frac{-b\\pm\\sqrt{b^2-4ac}}{2a}"}}

2. Instance methods

expression → String

expression returns the language string for EquationBlock.
b = EquationBlock.new "x = \\frac{-b\\pm\\sqrt{b^2-4ac}}{2a}"; b.expression # => "x = \\frac{-b\\pm\\sqrt{b^2-4ac}}{2a}"

expression=(new_expression)

  • [PARAM] new_expression new expression string
expression= updates the expression parameter for EquationBlock and sets update_block_key of the payload object.
b = EquationBlock.new "x = \\frac{-b\\pm\\sqrt{b^2-4ac}}{2a}" b.expression = "X(z) = \\sum_{n=-\\infty}^{\\infty}x[n]z^{-n}" b.update_block_json # => {"equation"=>{"expression"=>"X(z) = \\sum_{n=-\\infty}^{\\infty}x[n]z^{-n}"}}

save(dry_run: false)

  • [PARAM] dry_run: true if you want to create a verification script
save updates the Block object with update block API. The updated object has block information generated from the JSON response.
block = Block.find "899e342cec84415f9ff86225704cbb75" # Notion API call block.url = "https://www.apple.com/" block.save # => #<NotionRubyMapping::Block:...> # updated Block object
Block.find(id, dry_run: true) creates a shell script using Retrieve a block API for verification.
block = Block.find "899e342cec84415f9ff86225704cbb75" # Notion API call block.url = "https://www.apple.com/" block.save dry_run: true # => # curl -X PATCH 'https://api.notion.com/v1/blocks/899e342cec84415f9ff86225704cbb75' \ # -H 'Notion-Version: 2022-02-22' \ # -H 'Authorization: Bearer '"$NOTION_API_KEY"'' \ # -H 'Content-Type: application/json' \ # --data '{"bookmark":{"url":"https://www.apple.com/"}}'

rich_text_array →
🎛️
RichTextArray

rich_text_array returns the rich_text parameter of BulletedListItemBlock.
b = CodeBlock.new "Ruby code", language: "ruby", caption: "sample caption"; b.rich_text_array # => #<NotionRubyMapping::...>