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feat: add mmultiscripts preset only case

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This commit is contained in:
Alexandre Nunes 2020-09-20 16:37:37 -03:00
parent 97c97f9b06
commit 9fe8c5c677
1 changed files with 15 additions and 11 deletions
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26
src/converters/mathml-interfaces-to-latex/mathml-tag-to-latex/mathml-tags/MMultiscripts.ts
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@ -11,23 +11,21 @@ export class MMultiscripts extends MathMLTag {
if (this._children.length < 3) throw new InvalidNumberOfChild(this.name, 3, this._children.length, 'at least');
const base = this._children[0];
const sub = this._children[1];
const sup = this._children[2];
const prescript = this._children[3];
const prescriptSub = this._children[4];
const prescriptSup = this._children[5];
const wrappedSub = new BracketWrapper().wrap(sub.convert());
const wrappedSup = new BracketWrapper().wrap(sup.convert());
return this._prescriptLatex() + this._wrapInParenthesisIfThereIsSpace(base.convert()) + this._postscriptLatex();
}
private _prescriptLatex(): string {
if (this._children[3]?.name !== 'mprescripts') return '';
let sub;
let sup;
const sub = this._children[4];
const sup = this._children[5];
if (this._isPrescripts(this._children[1])) {
sub = this._children[2];
sup = this._children[3];
} else if (this._isPrescripts(this._children[3])) {
sub = this._children[4];
sup = this._children[5];
} else return '';
const subLatex = sub ? sub.convert() : '';
const supLatex = sup ? sup.convert() : '';
@ -36,6 +34,8 @@ export class MMultiscripts extends MathMLTag {
}
private _postscriptLatex(): string {
if (this._isPrescripts(this._children[1])) return '';
const sub = this._children[1];
const sup = this._children[2];
@ -49,4 +49,8 @@ export class MMultiscripts extends MathMLTag {
if (!str.match(/\s+/g)) return str;
return new ParenthesisWrapper().wrap(str);
}
private _isPrescripts(child: MathMLTag): boolean {
return child?.name === 'mprescripts';
}
}