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Files
homebrewery/client/components/codeEditor/customMarkdownGrammar.js
2026-03-23 12:13:55 +01:00

87 lines
2.9 KiB
JavaScript

// customMarkdownGrammar.js
// --- Custom tags with CM6-compatible class names ---
export const customTags = {
pageLine: "pageLine", // .cm-pageLine
snippetLine: "snippetLine", // .cm-snippetLine
columnSplit: "columnSplit", // .cm-columnSplit
snippetBreak: "snippetBreak", // .cm-snippetBreak
inlineBlock: "inline-block", // .cm-inline-block
block: "block", // .cm-block
emoji: "emoji", // .cm-emoji
superscript: "superscript", // .cm-superscript
subscript: "subscript", // .cm-subscript
definitionTerm: "dt-highlight", // .cm-dt-highlight
definitionDesc: "dd-highlight", // .cm-dd-highlight
injection: "injection", // .cm-injection
};
// --- Tokenizer function ---
export function tokenizeCustomMarkdown(text) {
const tokens = [];
const lines = text.split("\n");
// Track multi-line blocks
let inBlock = false;
let blockStart = 0;
lines.forEach((lineText, lineNumber) => {
// --- Page / snippet lines ---
if (/\\page/.test(lineText)) tokens.push({ line: lineNumber, type: customTags.pageLine });
if (/\\snippet/.test(lineText)) tokens.push({ line: lineNumber, type: customTags.snippetLine });
if (/^\\column(?:break)?$/.test(lineText)) tokens.push({ line: lineNumber, type: customTags.columnSplit });
if (/\\snippet/.test(lineText)) tokens.push({ line: lineNumber, type: customTags.snippetBreak });
// --- Emoji ---
if (/:\w+?:/.test(lineText)) tokens.push({ line: lineNumber, type: customTags.emoji });
// --- Superscript / Subscript ---
if (/\^\^/.test(lineText)) tokens.push({ line: lineNumber, type: customTags.subscript });
if (/\^/.test(lineText)) tokens.push({ line: lineNumber, type: customTags.superscript });
// --- Definition lists ---
if (/::/.test(lineText)) {
tokens.push({ line: lineNumber, type: customTags.definitionDesc });
tokens.push({ line: lineNumber, type: customTags.definitionTerm });
}
// --- Injection `{…}` ---
const injectorRegex = /{(?=((?:[:=](?:"[\w,\-()#%. ]*"|[\w\-()#%.]*)|[^"':={}\s]*)*))\1}/g;
let match;
while ((match = injectorRegex.exec(lineText)) !== null) {
tokens.push({
line: lineNumber,
type: customTags.injection,
from: match.index,
to: match.index + match[0].length,
});
}
// --- Inline block `{{…}}` on the same line ---
const inlineRegex = /{{(?=((?:[:=](?:"[\w,\-()#%. ]*"|[\w\-()#%.]*)|[^"':={}\s]*)*))\1 *}}/g;
while ((match = inlineRegex.exec(lineText)) !== null) {
tokens.push({
line: lineNumber,
type: customTags.inlineBlock,
from: match.index,
to: match.index + match[0].length,
});
}
// --- Multi-line blocks `{{…}}` --- only start/end lines
if (lineText.trimLeft().startsWith("{{") && !lineText.trimLeft().endsWith("}}")) {
inBlock = true;
blockStart = lineNumber;
tokens.push({ line: lineNumber, type: customTags.block });
}
if (lineText.trimLeft().startsWith("}}") && inBlock) {
tokens.push({ line: lineNumber, type: customTags.block });
inBlock = false;
}
});
return tokens;
}