feat(nuldoc): improve indentation of <a> tag

1 files changed, 16 insertions, 6 deletions

diff --git a/nuldoc-src/renderers/html.ts b/nuldoc-src/renderers/html.ts
index e8743c5..3b6c6eb 100644
--- a/nuldoc-src/renderers/html.ts
+++ b/nuldoc-src/renderers/html.ts
@@ -113,7 +113,17 @@ function getDtd(name: string): Dtd {
 }
 
 function isInlineNode(n: Node): boolean {
-  return n.kind === "text" || getDtd(n.name).type === "inline";
+  if (n.kind === "text") {
+    return true;
+  }
+  if (n.name !== "a") {
+    return getDtd(n.name).type === "inline";
+  }
+
+  // a tag: check if all children are inline elements.
+  let allInline = true;
+  forEachChild(n, (c) => allInline &&= isInlineNode(c));
+  return allInline;
 }
 
 function isBlockNode(n: Node): boolean {
@@ -153,7 +163,7 @@ function elementNodeToHtmlText(e: Element, ctx: Context): string {
 
   let s = "";
   if (e.name !== "__root__") {
-    if (dtd.type === "block") {
+    if (isBlockNode(e)) {
       s += indent(ctx);
     }
     s += `<${e.name}`;
@@ -169,7 +179,7 @@ function elementNodeToHtmlText(e: Element, ctx: Context): string {
       }
     }
     s += ">";
-    if (dtd.type === "block" && e.name !== "pre") {
+    if (isBlockNode(e) && e.name !== "pre") {
       s += "\n";
     }
   }
@@ -180,7 +190,7 @@ function elementNodeToHtmlText(e: Element, ctx: Context): string {
     ctx.isInPre = true;
   }
   forEachChild(e, (c) => {
-    if (dtd.type === "block" && !ctx.isInPre) {
+    if (isBlockNode(e) && !ctx.isInPre) {
       if (isInlineNode(c)) {
         if (needsIndent(prevChild)) {
           s += indent(ctx);
@@ -201,7 +211,7 @@ function elementNodeToHtmlText(e: Element, ctx: Context): string {
   ctx.indentLevel -= 1;
   if (e.name !== "__root__" && !dtd.auto_closing) {
     if (e.name !== "pre") {
-      if (dtd.type === "block") {
+      if (isBlockNode(e)) {
         if (needsLineBreak(prevChild)) {
           s += "\n";
         }
@@ -209,7 +219,7 @@ function elementNodeToHtmlText(e: Element, ctx: Context): string {
       }
     }
     s += `</${e.name}>`;
-    if (dtd.type === "block") {
+    if (isBlockNode(e)) {
       s += "\n";
     }
   }