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Remove /tex command

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This commit is contained in:
Sven Mäder 2021-01-29 13:05:49 +01:00
parent c4f0987487
commit bcc0697710
3 changed files with 44 additions and 83 deletions
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108
src/editor/serialize.ts
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@ -41,77 +41,63 @@ export function mdSerialize(model: EditorModel) {
}, "");
}
export function markdownSerializeIfNeeded(md: string, {forceHTML = false} = {}, {forceTEX = false} = {}) {
export function htmlSerializeIfNeeded(model: EditorModel, {forceHTML = false} = {}) {
let md = mdSerialize(model);
// copy of raw input to remove unwanted math later
const orig = md;
if (SettingsStore.getValue("feature_latex_maths")) {
if (forceTEX) {
const displayPattern = "(^|[^\\\\$])\\$\\$(([^$]|\\\\\\$)+?)\\$\\$";
const inlinePattern = "(^|[^\\\\$])\\$(([^$]|\\\\\\$)*([^\\\\\\$]|\\\\\\$))\\$";
// detect math with tex delimiters, inline: $...$, display $$...$$
// preferably use negative lookbehinds, not supported in all major browsers:
// const displayPattern = "^(?<!\\\\)\\$\\$(?![ \\t])(([^$]|\\\\\\$)+?)\\$\\$$";
// const inlinePattern = "(?:^|\\s)(?<!\\\\)\\$(?!\\s)(([^$]|\\\\\\$)+?)(?<!\\\\|\\s)\\$";
md = md.replace(RegExp(displayPattern, "gm"), function(m, p1, p2) {
const p2e = AllHtmlEntities.encode(p2);
return `${p1}<div data-mx-maths="${p2e}">\n\n</div>\n\n`;
});
// conditions for display math detection $$...$$:
// - pattern starts at beginning of line or is not prefixed with backslash or dollar
// - left delimiter ($$) is not escaped by backslash
const displayPatternDollar = "(^|[^\\\\$])\\$\\$(([^$]|\\\\\\$)+?)\\$\\$";
md = md.replace(RegExp(inlinePattern, "gm"), function(m, p1, p2) {
const p2e = AllHtmlEntities.encode(p2);
return `${p1}<span data-mx-maths="${p2e}"></span>`;
});
} else {
// detect math with tex delimiters, inline: $...$, display $$...$$
// preferably use negative lookbehinds, not supported in all major browsers:
// const displayPattern = "^(?<!\\\\)\\$\\$(?![ \\t])(([^$]|\\\\\\$)+?)\\$\\$$";
// const inlinePattern = "(?:^|\\s)(?<!\\\\)\\$(?!\\s)(([^$]|\\\\\\$)+?)(?<!\\\\|\\s)\\$";
// conditions for inline math detection $...$:
// - pattern starts at beginning of line, follows whitespace character or punctuation
// - pattern is on a single line
// - 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\\$]|\\\\\\$)(?:\\\\\\$)?)\\$";
// 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 = "(^|[^\\\\$])\\$\\$(([^$]|\\\\\\$)+?)\\$\\$";
md = md.replace(RegExp(displayPatternDollar, "gm"), function(m, p1, p2) {
const p2e = AllHtmlEntities.encode(p2);
return `${p1}<div data-mx-maths="${p2e}">\n\n</div>\n\n`;
});
// conditions for inline math detection $...$:
// - pattern starts at beginning of line, follows whitespace character or punctuation
// - pattern is on a single line
// - 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\\$]|\\\\\\$)(?:\\\\\\$)?)\\$";
md = md.replace(RegExp(inlinePatternDollar, "gm"), function(m, p1, p2) {
const p2e = AllHtmlEntities.encode(p2);
return `${p1}<span data-mx-maths="${p2e}"></span>`;
});
md = md.replace(RegExp(displayPatternDollar, "gm"), function(m, p1, p2) {
const p2e = AllHtmlEntities.encode(p2);
return `${p1}<div data-mx-maths="${p2e}">\n\n</div>\n\n`;
});
// detect math with latex delimiters, inline: \(...\), display \[...\]
md = md.replace(RegExp(inlinePatternDollar, "gm"), function(m, p1, p2) {
const p2e = AllHtmlEntities.encode(p2);
return `${p1}<span data-mx-maths="${p2e}"></span>`;
});
// conditions for display math detection \[...\]:
// - pattern starts at beginning of line or is not prefixed with backslash
// - pattern is not empty
const displayPattern = (SdkConfig.get()['latex_maths_delims'] || {})['display_pattern'] ||
"(^|[^\\\\])\\\\\\[(?!\\\\\\])(.*?)\\\\\\]";
// detect math with latex delimiters, inline: \(...\), display \[...\]
// conditions for inline math detection \(...\):
// - pattern starts at beginning of line or is not prefixed with backslash
// - pattern is not empty
const inlinePattern = (SdkConfig.get()['latex_maths_delims'] || {})['inline_pattern'] ||
"(^|[^\\\\])\\\\\\((?!\\\\\\))(.*?)\\\\\\)";
// conditions for display math detection \[...\]:
// - pattern starts at beginning of line or is not prefixed with backslash
// - pattern is not empty
const displayPattern = (SdkConfig.get()['latex_maths_delims'] || {})['display_pattern'] ||
"(^|[^\\\\])\\\\\\[(?!\\\\\\])(.*?)\\\\\\]";
md = md.replace(RegExp(displayPattern, "gms"), function(m, p1, p2) {
const p2e = AllHtmlEntities.encode(p2);
return `${p1}<div data-mx-maths="${p2e}">\n\n</div>\n\n`;
});
// conditions for inline math detection \(...\):
// - pattern starts at beginning of line or is not prefixed with backslash
// - pattern is not empty
const inlinePattern = (SdkConfig.get()['latex_maths_delims'] || {})['inline_pattern'] ||
"(^|[^\\\\])\\\\\\((?!\\\\\\))(.*?)\\\\\\)";
md = md.replace(RegExp(displayPattern, "gms"), 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(inlinePattern, "gms"), function(m, p1, p2) {
const p2e = AllHtmlEntities.encode(p2);
return `${p1}<span data-mx-maths="${p2e}"></span>`;
});
}
md = md.replace(RegExp(inlinePattern, "gms"), function(m, p1, p2) {
const p2e = AllHtmlEntities.encode(p2);
return `${p1}<span data-mx-maths="${p2e}"></span>`;
});
// make sure div tags always start on a new line, otherwise it will confuse
// the markdown parser
@ -154,12 +140,6 @@ export function markdownSerializeIfNeeded(md: string, {forceHTML = false} = {},
}
}
export function htmlSerializeIfNeeded(model: EditorModel, {forceHTML = false} = {}) {
const md = mdSerialize(model);
return markdownSerializeIfNeeded(md, {forceHTML: forceHTML});
}
export function textSerialize(model: EditorModel) {
return model.parts.reduce((text, part) => {
switch (part.type) {