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Add config keys for alternative patterns

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Sven Mäder 2021-01-29 15:49:20 +01:00
parent bcc0697710
commit ac1f9b4247
1 changed files with 8 additions and 4 deletions
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12
src/editor/serialize.ts
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@ -55,7 +55,9 @@ export function htmlSerializeIfNeeded(model: EditorModel, {forceHTML = false} =
// conditions for display math detection $$...$$:
// - pattern starts at beginning of line or is not prefixed with backslash or dollar
// - left delimiter ($$) is not escaped by backslash
const displayPatternDollar = "(^|[^\\\\$])\\$\\$(([^$]|\\\\\\$)+?)\\$\\$";
const displayPatternAlternative = (SdkConfig.get()['latex_maths_delims'] ||
{})['display_pattern_alternative'] ||
"(^|[^\\\\$])\\$\\$(([^$]|\\\\\\$)+?)\\$\\$";
// conditions for inline math detection $...$:
// - pattern starts at beginning of line, follows whitespace character or punctuation
@ -63,14 +65,16 @@ export function htmlSerializeIfNeeded(model: EditorModel, {forceHTML = false} =
// - left and right delimiters ($) are not escaped by backslashes
// - left delimiter is not followed by whitespace character
// - right delimiter is not prefixed with whitespace character
const inlinePatternDollar = "(^|\\s|[.,!?:;])(?!\\\\)\\$(?!\\s)(([^$\\n]|\\\\\\$)*([^\\\\\\s\\$]|\\\\\\$)(?:\\\\\\$)?)\\$";
const inlinePatternAlternative = (SdkConfig.get()['latex_maths_delims'] ||
{})['inline_pattern_alternative'] ||
"(^|\\s|[.,!?:;])(?!\\\\)\\$(?!\\s)(([^$\\n]|\\\\\\$)*([^\\\\\\s\\$]|\\\\\\$)(?:\\\\\\$)?)\\$";
md = md.replace(RegExp(displayPatternDollar, "gm"), function(m, p1, p2) {
md = md.replace(RegExp(displayPatternAlternative, "gm"), function(m, p1, p2) {
const p2e = AllHtmlEntities.encode(p2);
return `${p1}<div data-mx-maths="${p2e}">\n\n</div>\n\n`;
});
md = md.replace(RegExp(inlinePatternDollar, "gm"), function(m, p1, p2) {
md = md.replace(RegExp(inlinePatternAlternative, "gm"), function(m, p1, p2) {
const p2e = AllHtmlEntities.encode(p2);
return `${p1}<span data-mx-maths="${p2e}"></span>`;
});