修代码补全

2026-08-01 15:47:51 +02:00
parent 429ea367f3
commit 45fa2b9a27
18 changed files with 802 additions and 37 deletions
@@ -0,0 +1,42 @@
+import { test } from "node:test";
+import assert from "node:assert/strict";
+import { parseXml } from "../out/language/xmlParser.js";
+import { analyzeContext, splitListValuePrefix } from "../out/language/context.js";
+
+test("unterminated quote is still an attribute-value context", () => {
+  const text = `<Locomotor id="x" Surfaces="GROUND>\n  <Other/>\n</Locomotor>`;
+  const cursor = text.indexOf("GROUND") + 6;
+  const doc = parseXml(text);
+  const ctx = analyzeContext(doc, text, cursor);
+  assert.equal(ctx.kind, "attribute-value");
+  assert.equal(ctx.attr?.name, "Surfaces");
+  assert.equal(ctx.valuePrefix, "GROUND");
+  assert.equal(ctx.element?.name, "Locomotor");
+});
+
+test("empty unterminated value keeps attribute-value context", () => {
+  const text = `<Locomotor id="x" Surfaces="\n</Locomotor>`;
+  const cursor = text.indexOf('Surfaces="') + 'Surfaces="'.length;
+  const doc = parseXml(text);
+  const ctx = analyzeContext(doc, text, cursor);
+  assert.equal(ctx.kind, "attribute-value");
+  assert.equal(ctx.attr?.name, "Surfaces");
+  assert.equal(ctx.valuePrefix, "");
+});
+
+test("closed quote still resolves value context", () => {
+  const text = `<Locomotor id="x" Surfaces="GROUND">\n</Locomotor>`;
+  const cursor = text.indexOf("GROUND") + 6;
+  const doc = parseXml(text);
+  const ctx = analyzeContext(doc, text, cursor);
+  assert.equal(ctx.kind, "attribute-value");
+  assert.equal(ctx.attr?.name, "Surfaces");
+  assert.equal(ctx.valuePrefix, "GROUND");
+});
+
+test("splitListValuePrefix isolates the token being edited", () => {
+  assert.deepEqual(splitListValuePrefix("GROUND WA"), { token: "WA", start: 7 });
+  assert.deepEqual(splitListValuePrefix("GROUND "), { token: "", start: 7 });
+  assert.deepEqual(splitListValuePrefix("WA"), { token: "WA", start: 0 });
+  assert.deepEqual(splitListValuePrefix(""), { token: "", start: 0 });
+});