71 lines
1.7 KiB
TypeScript
71 lines
1.7 KiB
TypeScript
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import * as marked from "npm:marked";
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if (!Deno.args[0]) throw new Error("needs a file as cli arg");
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const filename = Deno.args[0];
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const input = Deno.readTextFileSync(filename);
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const rendered = marked.lexer(input).map(renderBlock).filter(i => i);
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console.log(JSON.stringify({ doc: rendered, name: filename }));
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// console.log(rendered);
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interface Token {
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type: string,
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text: string,
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tokens?: Array<Token>,
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[key: string]: any,
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}
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function renderBlock(token: Token): any {
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switch (token.type) {
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case "paragraph": {
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return renderInline(token);
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}
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case "heading": {
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return { type: "header", level: token.depth, content: renderInline(token) };
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}
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case "list": {
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return {
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type: token.ordered ? "ol" : "ul",
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items: token.items.map(i => {
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if (i.tokens.length === 1) renderBlock(i.tokens[0]);
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return i.tokens.map(renderBlock);
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}),
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};
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}
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case "code": {
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return {
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type: "code",
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lang: token.lang,
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content: renderInline(token),
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};
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}
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case "space": {
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return null;
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}
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case "text": {
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return renderInline(token);
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}
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case "table": {
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return {
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type: "table",
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headers: token.header.map(renderInline),
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rows: token.rows.map(row => row.map(renderInline)),
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}
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}
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default: {
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return token;
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}
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}
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}
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function renderInline(token: Token): string {
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const text = token.tokens ? token.tokens.map(renderInline).join("") : token.text;
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switch (token.type) {
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case "em": return `~italic{${text}}`;
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case "strong": return `~bold{${text}}`;
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case "link": return `~link{${text}}{${token.href}}`;
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case "codespan": return `~code{${text}}`;
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default: return `${text}`;
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}
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}
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