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[dingus] Start to render errors

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This commit is contained in:
John Doty 2024-10-08 06:42:54 -07:00
parent 15a7feac07
commit ba65c1929c
4 changed files with 118 additions and 36 deletions
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28
dingus/dingus.html
View file

@ -15,19 +15,37 @@
</head>
<body>
<div class="page-container">
<div class="grammar-container">
<div class="panel-top grammar-title">
Write Your Grammar Here
</div>
<div class="panel grammar-container">
<textarea id="grammar" name="grammar" class="main-textarea"></textarea>
</div>
<div class="status">
<div class="panel status">
<span id="status-line">Loading python...</span>
</div>
<div class="input-container">
<div class="panel-top input-title">
Write In Your Language Here
</div>
<div class="panel input-container">
<textarea id="input" name="input" class="main-textarea"></textarea>
</div>
<div class="results-container">
<div id="output-root" />
<div class="panel-top result-selector">
<span>Results</span>
<span class="result-selector-buttons">
<button id="tree-button">Tree</button>
<button id="errors-button">Errors</button>
</span>
</div>
<div class="panel results-container">
<pre id="error-root"></pre>
<div id="tree-root"></div>
</div>
</div>

23
dingus/dingus.js
View file

@ -1,4 +1,16 @@
const STATUS = document.getElementById("status-line");
const ERRORS = document.getElementById("error-root");
const TREE = document.getElementById("tree-root");
function show_tree() {
ERRORS.classList.add("hidden");
TREE.classList.remove("hidden");
}
function show_errors() {
ERRORS.classList.remove("hidden");
TREE.classList.add("hidden");
}
const DOC_CHAINS = {};
function chain_document_submit(kind, editor, on_success) {
@ -34,6 +46,10 @@ function chain_document_submit(kind, editor, on_success) {
if (message.status === "ok" && on_success) {
on_success(message);
}
if (message.status === "error") {
render_errors(message.errors);
}
}
DOC_CHAINS[kind] = on_result;
@ -71,6 +87,10 @@ worker.onmessage = (e) => {
let grammar_editor = null;
let input_editor = null;
function render_errors(errors) {
ERRORS.innerText = errors.join("\n")
}
function render_parse_results(message) {
function render_tree_node(parent, node) {
const tree_div = document.createElement("div");
@ -104,9 +124,10 @@ function render_parse_results(message) {
parent.appendChild(tree_div);
}
const root = document.getElementById("output-root");
const root = document.getElementById("tree-root");
root.innerHTML = "";
render_tree_node(root, message.tree);
render_errors(message.errors);
}
function setup_editors() {

68
dingus/style.css
View file

@ -8,49 +8,73 @@ body {
.page-container {
display: grid;
grid-template-columns: 1fr 1fr 1fr;
grid-template-rows: 4rem 1fr 2em;
grid-template-rows: 4rem 2rem 1fr 2rem;
width: 100%;
height: 100%;
}
.grammar-container {
grid-column: 1;
grid-row: 2;
.panel {
padding: 0.25rem;
/* Establishing minimum sizes here causes the codemirror CSS to work */
min-height: 0;
min-width: 0;
overflow-y: scroll;
border-left: 1px solid;
border-right: 1px solid;
border-bottom: 1px solid;
}
.status {
grid-column: 1 / 3;
.panel-top {
padding: 0.5rem;
border-bottom: 1px dashed;
border-right: 1px solid;
border-left: 1px solid;
border-top: 1px solid;
}
.grammar-title {
grid-column: 1;
grid-row: 2;
}
.grammar-container {
grid-column: 1;
grid-row: 3;
padding: 0.25rem;
}
.input-title {
grid-column: 2;
grid-row: 2;
}
.input-container {
grid-column: 2;
grid-row: 2;
padding: 0.25rem;
/* Establishing minimum sizes here causes the codemirror CSS to work */
min-height: 0;
min-width: 0;
grid-row: 3;
}
.input-status {
grid-column: 2;
grid-row: 3;
padding: 0.25rem;
.result-selector {
position: relative;
grid-column: 3;
grid-row: 2;
}
.result-selector-buttons {
position: absolute;
top: 0.25rem;
right: 1rem;
}
.results-container {
grid-column: 3;
grid-row: 2;
padding: 0.25rem;
grid-row: 3;
}
overflow-y: scroll;
.status {
grid-column: 1 / 4;
grid-row: 4;
padding: 0.25rem;
border: 1px solid;
}
.parsed-node {
@ -66,6 +90,10 @@ body {
width: 100%;
}
.hidden {
display: none;
}
.CodeMirror {
height: 100%;
}

35
dingus/worker.js
View file

@ -31,9 +31,15 @@ const dingus_module = {
postMessage({kind: "grammar", status: "ok", message: msg});
},
post_grammar_error: function(error) {
console.log("Grammar Error:", error);
postMessage({kind:"grammar", status: "error", message: error});
post_grammar_error: function(errors) {
errors = data_to_js(errors);
console.log("Grammar Error:", errors);
postMessage({
kind:"grammar",
status: "error",
message: "An error occurred loading the grammar",
errors: errors,
});
},
post_doc_parse: function(tree, errors) {
@ -50,9 +56,15 @@ const dingus_module = {
});
},
post_doc_error: function(error) {
console.log("Doc Error:", error);
postMessage({kind:"input", status: "error", message: error});
post_doc_error: function(errors) {
errors = data_to_js(errors);
console.log("Doc Error:", errors);
postMessage({
kind:"input",
status: "error",
message: "An error occurred parsing the document",
errors: errors,
});
},
};
@ -91,6 +103,7 @@ def eval_grammar(code):
try:
dingus.post_grammar_status("Evaluating grammar...")
print("Hey?")
grammar_globals={}
pyodide.code.eval_code(code, globals=grammar_globals)
@ -119,8 +132,9 @@ def eval_grammar(code):
dingus.post_grammar_loaded(grammar.name)
except Exception as e:
traceback.print_exc()
dingus.post_grammar_error(f"{e}")
ohno = traceback.format_exc()
print(f"grammar: {ohno}")
dingus.post_grammar_error(ohno.splitlines())
def tree_to_js(tree):
if tree is None:
@ -151,8 +165,9 @@ def eval_document(code):
tree, errors = runtime.parse(PARSE_TABLE, LEXER, code)
dingus.post_doc_parse(tree_to_js(tree), errors)
except Exception as e:
traceback.print_exc()
dingus.post_doc_error(f"{e}")
ohno = traceback.format_exc()
print(f"doc: {ohno}")
dingus.post_doc_error(ohno.splitlines())
`);
dingus_module.post_grammar_status("Ready.");