@curvenote/schema
Version:
Schema and markdown parser for @curvenote/editor
116 lines • 4.85 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.toTex = exports.toMarkdown = exports.equationNoDisplay = void 0;
const types_1 = require("./types");
const utils_1 = require("./utils");
const utils_2 = require("../serialize/markdown/utils");
const DEFAULT_NUMBERED = false;
const equation = {
group: types_1.NodeGroups.top,
// Content can have display elements inside of it for dynamic equations
content: `(${types_1.NodeGroups.text} | display)*`,
draggable: false,
marks: '',
// The view treat the node as a leaf, even though it technically has content
atom: true,
whitespace: 'pre',
code: true,
attrs: Object.assign(Object.assign({}, (0, utils_1.getNumberedDefaultAttrs)()), { title: { default: '' } }),
toDOM: (node) => {
const { title } = node.attrs;
return ['r-equation', Object.assign(Object.assign({}, (0, utils_1.setNumberedAttrs)(node.attrs)), { title: title || undefined }), 0];
},
parseDOM: [
{
tag: 'r-equation:not([inline])',
getAttrs(dom) {
return Object.assign(Object.assign({}, (0, utils_1.getNumberedAttrs)(dom)), { title: (0, utils_1.getAttr)(dom, 'title') });
},
},
],
attrsFromMyst: (token) => {
var _a;
return ({
id: token.identifier || null,
label: null,
numbered: (_a = token.enumerated) !== null && _a !== void 0 ? _a : DEFAULT_NUMBERED,
title: '',
});
},
toMyst: (props, options) => {
var _a, _b, _c, _d, _e;
if (((_a = props.children) === null || _a === void 0 ? void 0 : _a.length) === 1 && props.children[0].type === 'text') {
const localizedId = (_e = (_d = (_b = options.localizeId) === null || _b === void 0 ? void 0 : _b.call(options, (_c = props.id) !== null && _c !== void 0 ? _c : '')) !== null && _d !== void 0 ? _d : props.id) !== null && _e !== void 0 ? _e : '';
return Object.assign(Object.assign({ type: 'math' }, (0, utils_1.normalizeLabel)(localizedId)), { enumerated: (0, utils_1.readBooleanAttr)(props.numbered), value: props.children[0].value || '' });
}
throw new Error(`Equation node does not have one child`);
},
};
exports.equationNoDisplay = Object.assign(Object.assign({}, equation), { content: `${types_1.NodeGroups.text}*` });
const toMarkdown = (state, node) => {
var _a, _b, _c;
const { numbered, id } = node.attrs;
const localId = (_c = (_b = (_a = state.options).localizeId) === null || _b === void 0 ? void 0 : _b.call(_a, id !== null && id !== void 0 ? id : '')) !== null && _c !== void 0 ? _c : id;
const amsBegin = node.textContent.startsWith('\\begin{');
const amsEnd = node.textContent.match(/\\end{([a-z*]+)}$/);
// TODO: this should be more specific, see amsmath
const aligned = node.textContent.startsWith('\\begin{aligned}');
const ams = amsBegin && amsEnd && !aligned;
if (ams) {
state.text(node.textContent, false);
}
else if (numbered) {
state.write('```{math}\n');
(0, utils_2.writeDirectiveOptions)(state, { label: localId });
state.text(node.textContent, false);
state.ensureNewLine();
state.write('```');
}
else if (node.textContent.includes('\n')) {
// New lines in the $$
state.write('$$\n');
state.text(node.textContent, false);
state.ensureNewLine();
state.write('$$');
}
else {
state.write('$$');
state.text(node.textContent, false);
state.write('$$');
}
state.closeBlock(node);
};
exports.toMarkdown = toMarkdown;
const toTex = (state, node) => {
var _a, _b, _c;
const { numbered, id } = node.attrs;
const localId = (_c = (_b = (_a = state.options).localizeId) === null || _b === void 0 ? void 0 : _b.call(_a, id !== null && id !== void 0 ? id : '')) !== null && _c !== void 0 ? _c : id;
const text = node.textContent.trim();
const amsBegin = text.startsWith('\\begin{');
const amsEnd = text.match(/\\end{([a-z*]+)}$/);
const ams = amsBegin && amsEnd;
if (state.isInTable) {
// NOTE: if this is also AMS, this will likely fail.
state.write('\\(\\displaystyle ');
state.renderInline(node);
state.write(' \\)');
}
else if (ams) {
state.renderInline(node);
}
else {
state.write('\\begin{equation}\n');
if (numbered && id) {
state.write(`\\label{${localId}}`);
}
state.ensureNewLine();
state.renderInline(node);
state.ensureNewLine();
state.write('\\end{equation}');
}
if (!state.isInTable)
state.closeBlock(node);
};
exports.toTex = toTex;
exports.default = equation;
//# sourceMappingURL=equation.js.map