feat: improve error location

packages/ast-spec/src/declaration/ClassDeclaration/fixtures/_error_/export-missing-name/snapshots/1-TSESTree-Error.shot

@@ -3,6 +3,6 @@
 exports[`AST Fixtures declaration ClassDeclaration _error_ export-missing-name TSESTree - Error 1`] = `
 "TSError
 > 1 | export class { }
-    | ^ A class declaration without the 'default' modifier must have a name.
+    | ^^^^^^^^^^^^^^^^ A class declaration without the 'default' modifier must have a name.
   2 |"
 `;

packages/ast-spec/src/declaration/ExportAllDeclaration/fixtures/_error_/non-string-source/snapshots/1-TSESTree-Error.shot

@@ -3,6 +3,6 @@
 exports[`AST Fixtures declaration ExportAllDeclaration _error_ non-string-source TSESTree - Error 1`] = `
 "TSError
 > 1 | export * from module;
-    |              ^ Module specifier must be a string literal.
+    |               ^^^^^^ Module specifier must be a string literal.
   2 |"
 `;

packages/ast-spec/src/declaration/ExportNamedDeclaration/fixtures/_error_/anonymous-class/snapshots/1-TSESTree-Error.shot

@@ -3,6 +3,6 @@
 exports[`AST Fixtures declaration ExportNamedDeclaration _error_ anonymous-class TSESTree - Error 1`] = `
 "TSError
 > 1 | export class {}
-    | ^ A class declaration without the 'default' modifier must have a name.
+    | ^^^^^^^^^^^^^^^ A class declaration without the 'default' modifier must have a name.
   2 |"
 `;

packages/ast-spec/src/declaration/ImportDeclaration/fixtures/_error_/non-string-source/snapshots/1-TSESTree-Error.shot

@@ -3,6 +3,6 @@
 exports[`AST Fixtures declaration ImportDeclaration _error_ non-string-source TSESTree - Error 1`] = `
 "TSError
 > 1 | import * as x from module;
-    |                   ^ Module specifier must be a string literal.
+    |                    ^^^^^^ Module specifier must be a string literal.
   2 |"
 `;

packages/ast-spec/src/declaration/TSEnumDeclaration/fixtures/_error_/decorator/snapshots/1-TSESTree-Error.shot

@@ -3,6 +3,6 @@
 exports[`AST Fixtures declaration TSEnumDeclaration _error_ decorator TSESTree - Error 1`] = `
 "TSError
 > 1 | @decl enum Test {}
-    | ^ Decorators are not valid here.
+    | ^^^^^ Decorators are not valid here.
   2 |"
 `;

packages/ast-spec/src/declaration/TSInterfaceDeclaration/fixtures/_error_/decorator/snapshots/1-TSESTree-Error.shot

@@ -3,6 +3,6 @@
 exports[`AST Fixtures declaration TSInterfaceDeclaration _error_ decorator TSESTree - Error 1`] = `
 "TSError
 > 1 | @decl interface Test {}
-    | ^ Decorators are not valid here.
+    | ^^^^^ Decorators are not valid here.
   2 |"
 `;

packages/ast-spec/src/declaration/TSTypeAliasDeclaration/fixtures/_error_/decorator/snapshots/1-TSESTree-Error.shot

@@ -3,6 +3,6 @@
 exports[`AST Fixtures declaration TSTypeAliasDeclaration _error_ decorator TSESTree - Error 1`] = `
 "TSError
 > 1 | @decl type Test = {};
-    | ^ Decorators are not valid here.
+    | ^^^^^ Decorators are not valid here.
   2 |"
 `;

packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/decorator/snapshots/1-TSESTree-Error.shot

@@ -3,6 +3,6 @@
 exports[`AST Fixtures declaration VariableDeclaration _error_ decorator TSESTree - Error 1`] = `
 "TSError
 > 1 | @decl type Test = {};
-    | ^ Decorators are not valid here.
+    | ^^^^^ Decorators are not valid here.
   2 |"
 `;

packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/missing-id-without-value/snapshots/1-TSESTree-Error.shot

@@ -3,6 +3,6 @@
 exports[`AST Fixtures declaration VariableDeclaration _error_ missing-id-without-value TSESTree - Error 1`] = `
 "TSError
 > 1 | const;
-    | ^ A variable declaration list must have at least one variable declarator.
+    | ^^^^^^ A variable declaration list must have at least one variable declarator.
   2 |"
 `;

packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/no-variables/snapshots/1-TSESTree-Error.shot

@@ -3,6 +3,6 @@
 exports[`AST Fixtures declaration VariableDeclaration _error_ no-variables TSESTree - Error 1`] = `
 "TSError
 > 1 | const;
-    | ^ A variable declaration list must have at least one variable declarator.
+    | ^^^^^^ A variable declaration list must have at least one variable declarator.
   2 |"
 `;

packages/ast-spec/src/legacy-fixtures/basics/fixtures/_error_/class-with-export-parameter-properties/snapshots/1-TSESTree-Error.shot

@@ -5,7 +5,7 @@ exports[`AST Fixtures legacy-fixtures basics _error_ class-with-export-parameter
   2 |
   3 | class Foo {
 > 4 |     constructor(export a: string) {
-    |                 ^ A parameter cannot have an export modifier.
+    |                 ^^^^^^ A parameter cannot have an export modifier.
   5 |
   6 |     }
   7 | }"

packages/ast-spec/src/legacy-fixtures/errorRecovery/fixtures/_error_/decorator-on-enum-declaration/snapshots/1-TSESTree-Error.shot

@@ -2,8 +2,8 @@
 
 exports[`AST Fixtures legacy-fixtures errorRecovery _error_ decorator-on-enum-declaration TSESTree - Error 1`] = `
 "TSError
-> 1 | // TODO: This fixture might be too large, and if so should be split up.
-    | ^ Decorators are not valid here.
+  1 | // TODO: This fixture might be too large, and if so should be split up.
   2 |
-  3 | @dec enum E {}"
+> 3 | @dec enum E {}
+    | ^^^^ Decorators are not valid here."
 `;

packages/ast-spec/src/legacy-fixtures/errorRecovery/fixtures/_error_/decorator-on-interface-declaration/snapshots/1-TSESTree-Error.shot

@@ -2,9 +2,9 @@
 
 exports[`AST Fixtures legacy-fixtures errorRecovery _error_ decorator-on-interface-declaration TSESTree - Error 1`] = `
 "TSError
-> 1 | // TODO: This fixture might be too large, and if so should be split up.
-    | ^ Decorators are not valid here.
+  1 | // TODO: This fixture might be too large, and if so should be split up.
   2 |
-  3 | @deco()
+> 3 | @deco()
+    | ^^^^^^^ Decorators are not valid here.
   4 | interface M {}"
 `;

packages/ast-spec/src/legacy-fixtures/errorRecovery/fixtures/_error_/decorator-on-variable/snapshots/1-TSESTree-Error.shot

@@ -2,9 +2,10 @@
 
 exports[`AST Fixtures legacy-fixtures errorRecovery _error_ decorator-on-variable TSESTree - Error 1`] = `
 "TSError
-> 1 | // TODO: This fixture might be too large, and if so should be split up.
-    | ^ Decorators are not valid here.
+  1 | // TODO: This fixture might be too large, and if so should be split up.
   2 |
-  3 | @deco()
-  4 | const a = 1"
+> 3 | @deco()
+    | ^^^^^^^ Decorators are not valid here.
+  4 | const a = 1
+  5 |"
 `;

packages/ast-spec/src/legacy-fixtures/errorRecovery/fixtures/_error_/interface-index-signature-export/snapshots/1-TSESTree-Error.shot

@@ -2,11 +2,11 @@
 
 exports[`AST Fixtures legacy-fixtures errorRecovery _error_ interface-index-signature-export TSESTree - Error 1`] = `
 "TSError
-  1 | // TODO: This fixture might be too large, and if so should be split up.
   2 |
-> 3 | interface Foo {
-    |                ^ An index signature cannot have an export modifier.
-  4 |   export [baz: string]: string;
+  3 | interface Foo {
+> 4 |   export [baz: string]: string;
+    |   ^^^^^^ An index signature cannot have an export modifier.
   5 | }
-  6 |"
+  6 |
+  7 |"
 `;

packages/ast-spec/src/legacy-fixtures/errorRecovery/fixtures/_error_/interface-method-export/snapshots/1-TSESTree-Error.shot

@@ -2,11 +2,11 @@
 
 exports[`AST Fixtures legacy-fixtures errorRecovery _error_ interface-method-export TSESTree - Error 1`] = `
 "TSError
-  1 | // TODO: This fixture might be too large, and if so should be split up.
   2 |
-> 3 | interface Foo {
-    |                ^ A method signature cannot have an export modifier.
-  4 |     export g(bar: string): void;
+  3 | interface Foo {
+> 4 |     export g(bar: string): void;
+    |     ^^^^^^ A method signature cannot have an export modifier.
   5 | }
-  6 |"
+  6 |
+  7 |"
 `;

packages/ast-spec/src/legacy-fixtures/errorRecovery/fixtures/_error_/interface-property-export/snapshots/1-TSESTree-Error.shot

@@ -2,11 +2,11 @@
 
 exports[`AST Fixtures legacy-fixtures errorRecovery _error_ interface-property-export TSESTree - Error 1`] = `
 "TSError
-  1 | // TODO: This fixture might be too large, and if so should be split up.
   2 |
-> 3 | interface Foo {
-    |                ^ A property signature cannot have an export modifier.
-  4 |   export a: string;
+  3 | interface Foo {
+> 4 |   export a: string;
+    |   ^^^^^^ A property signature cannot have an export modifier.
   5 | }
-  6 |"
+  6 |
+  7 |"
 `;

packages/ast-spec/src/legacy-fixtures/errorRecovery/fixtures/_error_/interface-property-with-default-value/snapshots/1-TSESTree-Error.shot

@@ -2,11 +2,10 @@
 
 exports[`AST Fixtures legacy-fixtures errorRecovery _error_ interface-property-with-default-value TSESTree - Error 1`] = `
 "TSError
-  1 | // TODO: This fixture might be too large, and if so should be split up.
   2 |
-> 3 | interface Foo {
-    |                ^ A property signature cannot have an initializer.
-  4 |   bar: string = 'a';
+  3 | interface Foo {
+> 4 |   bar: string = 'a';
+    |                 ^^^ A property signature cannot have an initializer.
   5 | }
   6 |"
 `;

packages/ast-spec/src/legacy-fixtures/errorRecovery/fixtures/_error_/object-assertion-not-allowed/snapshots/1-TSESTree-Error.shot

@@ -5,6 +5,6 @@ exports[`AST Fixtures legacy-fixtures errorRecovery _error_ object-assertion-not
   1 | // TODO: This fixture might be too large, and if so should be split up.
   2 |
 > 3 | ({a!} = {})
-    |   ^ A shorthand property assignment cannot have an exclamation token.
+    |    ^ A shorthand property assignment cannot have an exclamation token.
   4 |"
 `;

packages/ast-spec/src/legacy-fixtures/errorRecovery/fixtures/_error_/object-optional-not-allowed/snapshots/1-TSESTree-Error.shot

@@ -5,6 +5,6 @@ exports[`AST Fixtures legacy-fixtures errorRecovery _error_ object-optional-not-
   1 | // TODO: This fixture might be too large, and if so should be split up.
   2 |
 > 3 | ({a?} = {})
-    |   ^ A shorthand property assignment cannot have a question token.
+    |    ^ A shorthand property assignment cannot have a question token.
   4 |"
 `;

packages/ast-spec/src/legacy-fixtures/errorRecovery/fixtures/_error_/solo-const/snapshots/1-TSESTree-Error.shot

@@ -2,8 +2,8 @@
 
 exports[`AST Fixtures legacy-fixtures errorRecovery _error_ solo-const TSESTree - Error 1`] = `
 "TSError
-> 1 | // TODO: This fixture might be too large, and if so should be split up.
-    | ^ A variable declaration list must have at least one variable declarator.
+  1 | // TODO: This fixture might be too large, and if so should be split up.
   2 |
-  3 | const"
+> 3 | const
+    | ^^^^^ A variable declaration list must have at least one variable declarator."
 `;

packages/ast-spec/src/statement/ThrowStatement/fixtures/_error_/missing-argument/snapshots/1-TSESTree-Error.shot

@@ -2,9 +2,9 @@
 
 exports[`AST Fixtures statement ThrowStatement _error_ missing-argument TSESTree - Error 1`] = `
 "TSError
-> 1 | {
-    |  ^ A throw statement must throw an expression.
-  2 |     throw
+  1 | {
+> 2 |     throw
+    |     ^^^^^ A throw statement must throw an expression.
   3 | }
   4 |"
 `;

packages/ast-spec/tests/util/serialize-error.ts

@@ -10,13 +10,21 @@ export function serializeError(
     return error;
   }
 
-  const { message, lineNumber: line, column, name } = error;
+  const {
+    name,
+    message,
+    location: { start, end },
+  } = error;
+
   return (
     name +
     '\n' +
     codeFrameColumns(
       contents,
-      { start: { line, column: column + 1 } },
+      {
+        start: { line: start.line, column: start.column + 1 },
+        end: { line: end.line, column: end.column + 1 },
+      },
       { highlightCode: false, message },
     )
   );