Created
May 15, 2021 12:48
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Subscript + Superscript extensions for Tiptap 2 (ported from Hans Pagel's extensions for v1)
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import { Command, Mark, mergeAttributes } from '@tiptap/core' | |
export interface SubscriptExtensionOptions { | |
HTMLAttributes: Object, | |
} | |
declare module '@tiptap/core' { | |
interface Commands { | |
subscript: { | |
setSubscript: () => Command, | |
toggleSubscript: () => Command, | |
unsetSubscript: () => Command, | |
} | |
} | |
} | |
export const Subscript = Mark.create<SubscriptExtensionOptions>({ | |
name: 'subscript', | |
defaultOptions: { | |
HTMLAttributes: {}, | |
}, | |
parseHTML() { | |
return [ | |
{ | |
tag: 'sub', | |
}, | |
{ | |
style: 'vertical-align', | |
getAttrs(value) { | |
// Don't match this rule if the vertical align isn't sub. | |
if (value !== 'sub') { | |
return false; | |
} | |
// If it falls through we'll match, and this mark will be applied. | |
}, | |
}, | |
] | |
}, | |
renderHTML({ HTMLAttributes }) { | |
return ['sub', mergeAttributes(this.options.HTMLAttributes, HTMLAttributes), 0] | |
}, | |
addCommands() { | |
return { | |
setSubscript: () => ({ commands }) => { | |
return commands.setMark('subscript') | |
}, | |
toggleSubscript: () => ({ commands }) => { | |
return commands.toggleMark('subscript') | |
}, | |
unsetSubscript: () => ({ commands }) => { | |
return commands.unsetMark('subscript') | |
}, | |
} | |
}, | |
}) |
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import { Command, Mark, mergeAttributes } from '@tiptap/core' | |
export interface SuperscriptExtensionOptions { | |
HTMLAttributes: Object, | |
} | |
declare module '@tiptap/core' { | |
interface Commands { | |
superscript: { | |
setSuperscript: () => Command, | |
toggleSuperscript: () => Command, | |
unsetSuperscript: () => Command, | |
} | |
} | |
} | |
export const Superscript = Mark.create<SuperscriptExtensionOptions>({ | |
name: 'superscript', | |
defaultOptions: { | |
HTMLAttributes: {}, | |
}, | |
parseHTML() { | |
return [ | |
{ | |
tag: 'sup', | |
}, | |
{ | |
style: 'vertical-align', | |
getAttrs(value) { | |
// Don't match this rule if the vertical align isn't super. | |
if (value !== 'super') { | |
return false; | |
} | |
// If it falls through we'll match, and this mark will be applied. | |
}, | |
}, | |
] | |
}, | |
renderHTML({ HTMLAttributes }) { | |
return ['sup', mergeAttributes(this.options.HTMLAttributes, HTMLAttributes), 0] | |
}, | |
addCommands() { | |
return { | |
setSuperscript: () => ({ commands }) => { | |
return commands.setMark('superscript') | |
}, | |
toggleSuperscript: () => ({ commands }) => { | |
return commands.toggleMark('superscript') | |
}, | |
unsetSuperscript: () => ({ commands }) => { | |
return commands.unsetMark('superscript') | |
}, | |
} | |
}, | |
}) |
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