overleaf/services/document-updater/app/js/sharejs/text-api.js

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// TODO: This file was created by bulk-decaffeinate.
// Sanity-check the conversion and remove this comment.
/*
* decaffeinate suggestions:
* DS101: Remove unnecessary use of Array.from
* DS102: Remove unnecessary code created because of implicit returns
* Full docs: https://github.com/decaffeinate/decaffeinate/blob/master/docs/suggestions.md
*/
// Text document API for text
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let text
if (typeof WEB === 'undefined') {
text = require('./text')
}
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text.api = {
provides: { text: true },
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// The number of characters in the string
getLength() {
return this.snapshot.length
},
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// Get the text contents of a document
getText() {
return this.snapshot
},
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insert(pos, text, callback) {
const op = [{ p: pos, i: text }]
this.submitOp(op, callback)
return op
},
del(pos, length, callback) {
const op = [{ p: pos, d: this.snapshot.slice(pos, pos + length) }]
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this.submitOp(op, callback)
return op
},
_register() {
return this.on('remoteop', function (op) {
return Array.from(op).map((component) =>
component.i !== undefined
? this.emit('insert', component.p, component.i)
: this.emit('delete', component.p, component.d)
)
})
}
}