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[dingus] Color syntax nodes red when they are errors

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This commit is contained in:
John Doty 2024-10-06 08:06:54 -07:00
parent 1a8c768772
commit 15a7feac07
2 changed files with 8 additions and 2 deletions
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6
dingus/dingus.js
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@ -72,8 +72,6 @@ let grammar_editor = null;
let input_editor = null; let input_editor = null;
function render_parse_results(message) { function render_parse_results(message) {
console.log("WHAT?");
function render_tree_node(parent, node) { function render_tree_node(parent, node) {
const tree_div = document.createElement("div"); const tree_div = document.createElement("div");
tree_div.classList.add("parsed-node"); tree_div.classList.add("parsed-node");
@ -89,8 +87,12 @@ function render_parse_results(message) {
{scroll: true}, {scroll: true},
); );
}; };
if (node.start == node.end) {
node_label.classList.add("parsed-error-node");
}
tree_div.appendChild(node_label); tree_div.appendChild(node_label);
if (node.kind === "tree") { if (node.kind === "tree") {
tree_div.classList.add("parsed-tree"); tree_div.classList.add("parsed-tree");
for (const child of node.children) { for (const child of node.children) {

4
dingus/style.css
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@ -57,6 +57,10 @@ body {
margin-left: 1rem; margin-left: 1rem;
} }
.parsed-error-node {
color: red;
}
.main-textarea { .main-textarea {
height: 100%; height: 100%;
width: 100%; width: 100%;