fix(cli): allow for specifying `noErrorTruncation` compiler option (#17127)

Fixes https://github.com/denoland/deno/issues/16568

6 files changed, 41 insertions, 1 deletions

diff --git a/cli/args/config_file.rs b/cli/args/config_file.rs
index 0fa8e4d61..79e1c5367 100644
--- a/cli/args/config_file.rs
+++ b/cli/args/config_file.rs
@@ -130,7 +130,6 @@ pub const IGNORED_COMPILER_OPTIONS: &[&str] = &[
   "noEmit",
   "noEmitHelpers",
   "noEmitOnError",
-  "noErrorTruncation",
   "noLib",
   "noResolve",
   "out",
diff --git a/cli/schemas/config-file.v1.json b/cli/schemas/config-file.v1.json
index 67650309e..599427ebe 100644
--- a/cli/schemas/config-file.v1.json
+++ b/cli/schemas/config-file.v1.json
@@ -87,6 +87,12 @@
           },
           "markdownDescription": "Specify a set of bundled library declaration files that describe the target runtime environment.\n\nSee more: https://www.typescriptlang.org/tsconfig#lib"
         },
+        "noErrorTruncation": {
+          "description": "Do not truncate error messages.",
+          "type": "boolean",
+          "default": false,
+          "markdownDescription": "Do not truncate error messages.\n\nSee more: https://www.typescriptlang.org/tsconfig#noErrorTruncation"
+        },
         "noFallthroughCasesInSwitch": {
           "description": "Enable error reporting for fallthrough cases in switch statements.",
           "type": "boolean",
diff --git a/cli/tests/check_tests.rs b/cli/tests/check_tests.rs
index 60f9d3a11..71fb8bb3c 100644
--- a/cli/tests/check_tests.rs
+++ b/cli/tests/check_tests.rs
@@ -68,6 +68,13 @@ mod check {
     exit_code: 0,
   });
 
+  itest!(check_no_error_truncation {
+    args: "check --quiet check/no_error_truncation/main.ts --config check/no_error_truncation/deno.json",
+    output: "check/no_error_truncation/main.out",
+    envs: vec![("NO_COLOR".to_string(), "1".to_string())],
+    exit_code: 1,
+  });
+
   #[test]
   fn cache_switching_config_then_no_config() {
     let deno_dir = util::new_deno_dir();
diff --git a/cli/tests/testdata/check/no_error_truncation/deno.json b/cli/tests/testdata/check/no_error_truncation/deno.json
new file mode 100644
index 000000000..643707ccc
--- /dev/null
+++ b/cli/tests/testdata/check/no_error_truncation/deno.json
@@ -0,0 +1,5 @@
+{
+  "compilerOptions": {
+    "noErrorTruncation": true
+  }
+}
diff --git a/cli/tests/testdata/check/no_error_truncation/main.out b/cli/tests/testdata/check/no_error_truncation/main.out
new file mode 100644
index 000000000..13fd5aae4
--- /dev/null
+++ b/cli/tests/testdata/check/no_error_truncation/main.out
@@ -0,0 +1,11 @@
+error: TS2322 [ERROR]: Type '{ propertyWithAnExceedinglyLongName1: string; propertyWithAnExceedinglyLongName2: string; propertyWithAnExceedinglyLongName3: string; propertyWithAnExceedinglyLongName4: string; propertyWithAnExceedinglyLongName5: string; propertyWithAnExceedinglyLongName6: string; propertyWithAnExceedinglyLongName7: string; propertyWithAnExceedinglyLongName8: string; }' is not assignable to type 'string'.
+const _s: string = x;
+      ~~
+    at file:///[WILDCARD]/no_error_truncation/main.ts:12:7
+
+TS2454 [ERROR]: Variable 'x' is used before being assigned.
+const _s: string = x;
+                   ^
+    at file:///[WILDCARD]/no_error_truncation/main.ts:12:20
+
+Found 2 errors.
diff --git a/cli/tests/testdata/check/no_error_truncation/main.ts b/cli/tests/testdata/check/no_error_truncation/main.ts
new file mode 100644
index 000000000..bb1856602
--- /dev/null
+++ b/cli/tests/testdata/check/no_error_truncation/main.ts
@@ -0,0 +1,12 @@
+let x: {
+  propertyWithAnExceedinglyLongName1: string;
+  propertyWithAnExceedinglyLongName2: string;
+  propertyWithAnExceedinglyLongName3: string;
+  propertyWithAnExceedinglyLongName4: string;
+  propertyWithAnExceedinglyLongName5: string;
+  propertyWithAnExceedinglyLongName6: string;
+  propertyWithAnExceedinglyLongName7: string;
+  propertyWithAnExceedinglyLongName8: string;
+};
+
+const _s: string = x;