Fix parsing/printing unicode identifiers, switch to UTF-8 for prefilled strings, remove eagerly loading identifier_name

2 files changed, 50 insertions, 0 deletions

diff --git a/integration/snippets/string-escapes.js b/integration/snippets/string-escapes.js
new file mode 100644
index 000000000..dc5c7cff9
--- /dev/null
+++ b/integration/snippets/string-escapes.js
@@ -0,0 +1,35 @@
+var tab = "\t";
+var シ = "wow";
+var f = "";
+var obj = {
+  "\r\n": "\r\n",
+  "\n": "\n",
+  "\t": "\t",
+  "\u2028": "\u2028",
+  "\u2029": "\u2029",
+  "😊": "😊",
+  "😃": "😃",
+  "㋡": "㋡",
+  "☺": "☺",
+  シ: "シ",
+  f: f,
+  "☹": "☹",
+  "☻": "☻",
+  children: 123,
+};
+const foo = () => {};
+const Bar = foo("a", {
+  children: 123,
+});
+
+const carriage = obj["\r\n"];
+const newline = obj["\n"];
+
+export { obj };
+
+export function test() {
+  console.assert(carriage === "\r\n");
+  console.assert(newline === "\n");
+  console.assert(tab === "\t");
+  return testDone(import.meta.url);
+}
diff --git a/integration/snippets/unicode-identifiers.js b/integration/snippets/unicode-identifiers.js
new file mode 100644
index 000000000..5b602f49b
--- /dev/null
+++ b/integration/snippets/unicode-identifiers.js
@@ -0,0 +1,15 @@
+var ε = 1e-6,
+  ε2 = ε * ε,
+  π = Math.PI,
+  τ = 2 * π,
+  τε = τ - ε,
+  halfπ = π / 2,
+  d3_radians = π / 180,
+  d3_degrees = 180 / π;
+
+export { d3_radians };
+
+export function test() {
+  console.assert(ε === 1e-6);
+  return testDone(import.meta.url);
+}