class Hollicode::Scanner

• Hollicode::Scanner
• Reference
• Object

Overview

Scanner class. Takes a string of code and produces an array of tokens.

Defined in:

core/scanner.cr

Constant Summary

ERROR_MESSAGE_BAD_UNINDENT = "unmatched indentation level"

ERROR_MESSAGE_MIXED_INDENTATION = "mixed tabs and spaces"

ERROR_MESSAGE_UNEXPECTED_CHARACTER = "unexpected character"

ERROR_MESSAGE_UNTERMINATED_EXPRESSION = "mismatched expression brackets"

ERROR_MESSAGE_UNTERMINATED_PARENTHESES = "mismatched parentheses"

ERROR_MESSAGE_UNTERMINATED_STRING = "unterminated string"

TAB_SIZE = 8

Instance Method Summary

• #scan(source : String)

  Scans a string of source, populating the #tokens array with scanned tokens.

• #tokens : Array(Hollicode::Token)

Instance Method Detail