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And here’s the indentation magic! We have to take care of 3 cases:if true: # 1) The block is created.line 1line 2 # 2) New line inside a block, at the same level.continue # 3) Dedent.This elsif takes care of the first case. The number of spaces will determine theindent level.68 elsif indent = chunk[/\A\:\n( +)/m, 1] # Matches ": "69 if indent.size

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First, we’ll scan for names: method names and variable names, which we’ll callidentifiers. Also scanning for special reserved keywords such as if, def and true.34 if identifier = chunk[/\A([a-z]\w*)/, 1]35 if KEYWORDS.include?(identifier) # keywords will generate [:IF, "if"]36 tokens

Page 2 and 3: TABLE OF CONTENT1. Table of Content
Page 4 and 5: 3. Solutions to Do It Yourself III4
Page 7: Each of these tools take a grammar
Page 10 and 11: To make things more interesting, we
Page 14: 91 end92 tokens current_indent, er
Page 17: This is a sample chapter.Buy the fu

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