| Expected no characters after '?' in unicode range | validation | error | |
| jsc.experimental.emitIsolatedDts is enabled but the syntax… | console | warning | typescript, dts, config, parser-syntax, swc |
| Unexpected token | validation | error | |
| Expected '?' delim token | validation | error | |
OpeningAndEndingTagMismatch Opening and ending tag mismatch | validation | error | |
| unknown ast_node option | exception | error | |
| --copy-files requires --out-dir | validation | error | swc-cli, copy-files, cli-options, validation |
| Expected 'none' value of an ident token | validation | error | |
| failed to parse #[tag] attribute | panic | error | |
| An expression should follow '...' | exception | error | |
| Unexpected ']' in declaration value | validation | error | |
| Expected declaration in parens | validation | error | |
| Unexpected '}' in declaration value | validation | error | |
| Duplicate attribute | exception | error | |
| Expected valid length (minimum 1 or maximum 6 hex digits)… | validation | error | |
| Expected math function token | validation | error | |
| Expected '{' | validation | error | |
| --watch requires --out-file or --out-dir | validation | error | swc-cli, watch, cli-options, validation |
| Unexpected tokens in at-rule prelude | validation | error | |
| Expected no characters after end in unicode range | validation | error | |
| Expected '--' at the start of dashed-ident | validation | error | |
| Expected '-' between start and end in unicode range | validation | error | |
| Expected layer function inside @import expected to have… | validation | error | |
| Expected 'from', 'to' or percentage | validation | error | |
| Unexpected at-rules are not allowed here | validation | error | |
| Expected '+', '-', '*' or '/' delim tokens | validation | error | |
| No table row to close | validation | error | |
| Expected '{' token | validation | error | |
| Expected valid length (minimum 1 or maximum 6 hex digits)… | validation | error | |
| Expected 'string' or 'ident' tokens | validation | error | |
| Expected valid dashed, '--' is not valid custom property… | validation | error | |
| Expected 'e', 'pi', 'infinity', '-infinity' or 'NaN', ident… | validation | error | |
| Expected ident or function | validation | error | |
| Expected dashed-ident must be at least 3 characters | validation | error | |
| Expected 'n' character in Ident | validation | error | |