81 lines
2.1 KiB
Bash
Executable file
81 lines
2.1 KiB
Bash
Executable file
#!/usr/bin/env bash
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set -euo pipefail
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SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
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DOCS_DIR="$SCRIPT_DIR"
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OUT_DIR="$DOCS_DIR"
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TOOLS_DIR="$(cd "$SCRIPT_DIR/../../../tools" && pwd)"
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mkdir -p "$OUT_DIR"
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# Collect .dot sources
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dots=("$DOCS_DIR"/*.dot)
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if [ ${#dots[@]} -eq 0 ]; then
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echo "No .dot files found in $DOCS_DIR"
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exit 0
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fi
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# Pick a renderer: prefer graphviz `dot`, fall back to @viz-js/viz via Node
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render_with_dot() {
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for src in "${dots[@]}"; do
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name="$(basename "$src" .dot)"
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echo " dot: $name.dot -> generated/$name.svg"
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dot -Tsvg "$src" -o "$OUT_DIR/$name.svg"
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done
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}
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render_with_vizjs() {
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local tmpfile
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tmpfile="$(mktemp "${TMPDIR:-/tmp}/render_docs.XXXXXX.mjs")"
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trap 'rm -f "$tmpfile"' RETURN
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cat > "$tmpfile" <<NODEJS
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import { createRequire } from "module";
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import { readFileSync, writeFileSync, readdirSync } from "fs";
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import { join, basename } from "path";
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const require = createRequire("$TOOLS_DIR/package.json");
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const { instance } = require("@viz-js/viz");
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const docsDir = "$DOCS_DIR";
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const outDir = "$OUT_DIR";
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const viz = await instance();
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const dots = readdirSync(docsDir).filter(f => f.endsWith(".dot"));
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for (const file of dots) {
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const src = readFileSync(join(docsDir, file), "utf-8");
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const name = basename(file, ".dot");
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const svg = viz.renderString(src, { format: "svg" });
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writeFileSync(join(outDir, \`\${name}.svg\`), svg);
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console.log(\` viz-js: \${file} -> generated/\${name}.svg\`);
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}
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NODEJS
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node "$tmpfile"
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}
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echo "Rendering DOT diagrams..."
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if command -v dot &>/dev/null; then
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render_with_dot
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elif command -v node &>/dev/null; then
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# Ensure @viz-js/viz is available
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if [ -f "$TOOLS_DIR/package.json" ]; then
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if ! [ -d "$TOOLS_DIR/node_modules/@viz-js/viz" ]; then
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echo "Installing @viz-js/viz..."
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(cd "$TOOLS_DIR" && npm install --silent)
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fi
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else
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echo "Error: tools/package.json not found at $TOOLS_DIR" >&2
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exit 1
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fi
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render_with_vizjs
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else
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echo "Error: No renderer available." >&2
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echo "Install graphviz (apt install graphviz) or Node.js." >&2
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exit 1
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fi
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echo "Done. Output in ${OUT_DIR}"
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