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Diffstat (limited to 'users/tazjin/rlox/src/treewalk/errors.rs')
-rw-r--r-- | users/tazjin/rlox/src/treewalk/errors.rs | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/users/tazjin/rlox/src/treewalk/errors.rs b/users/tazjin/rlox/src/treewalk/errors.rs index 54d2718eeda2..391663d51b18 100644 --- a/users/tazjin/rlox/src/treewalk/errors.rs +++ b/users/tazjin/rlox/src/treewalk/errors.rs @@ -1,4 +1,6 @@ +use crate::scanner::ScannerError; use crate::treewalk::interpreter::Value; + use std::fmt; #[derive(Debug)] @@ -39,3 +41,19 @@ impl fmt::Display for Error { write!(f, "[line {}] Error: {:?}", self.line, self.kind) } } + +impl From<ScannerError> for Error { + fn from(err: ScannerError) -> Self { + match err { + ScannerError::UnexpectedChar { line, unexpected } => Error { + line, + kind: ErrorKind::UnexpectedChar(unexpected), + }, + + ScannerError::UnterminatedString { line } => Error { + line, + kind: ErrorKind::UnterminatedString, + }, + } + } +} |