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539427f0db
The input string `(prn "abc` caused the nim implementaion (from step1 onwards) to enter an endless loop in tokenize (which eventually caused out-of-memory). The fix verfies that indeed the regex matches a non-empty substring before adding that substring as a token.
139 lines
1.8 KiB
Plaintext
139 lines
1.8 KiB
Plaintext
;; Testing read of nil/true/false
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nil
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;=>nil
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true
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;=>true
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false
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;=>false
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;; Testing read of numbers
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1
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;=>1
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7
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;=>7
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7
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;=>7
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;; Testing read of symbols
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+
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;=>+
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abc
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;=>abc
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abc
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;=>abc
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abc5
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;=>abc5
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abc-def
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;=>abc-def
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;; Testing read of strings
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"abc"
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;=>"abc"
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"abc"
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;=>"abc"
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"abc (with parens)"
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;=>"abc (with parens)"
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"abc\"def"
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;=>"abc\"def"
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;;;"abc\ndef"
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;;;;=>"abc\ndef"
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""
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;=>""
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;; Testing read of lists
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(+ 1 2)
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;=>(+ 1 2)
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((3 4))
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;=>((3 4))
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(+ 1 (+ 2 3))
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;=>(+ 1 (+ 2 3))
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( + 1 (+ 2 3 ) )
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;=>(+ 1 (+ 2 3))
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(* 1 2)
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;=>(* 1 2)
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(** 1 2)
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;=>(** 1 2)
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;; Test commas as whitespace
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(1 2, 3,,,,),,
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;=>(1 2 3)
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;; Testing read of quoting
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'1
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;=>(quote 1)
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'(1 2 3)
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;=>(quote (1 2 3))
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`1
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;=>(quasiquote 1)
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`(1 2 3)
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;=>(quasiquote (1 2 3))
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~1
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;=>(unquote 1)
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~(1 2 3)
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;=>(unquote (1 2 3))
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~@(1 2 3)
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;=>(splice-unquote (1 2 3))
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;;
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;; Testing reader errors
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;;; TODO: fix these so they fail correctly
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(1 2
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; expected ')', got EOF
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[1 2
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; expected ']', got EOF
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"abc
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; expected '"', got EOF
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(1 "abc
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; expected ')', got EOF
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;;
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;; -------- Optional Functionality --------
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;; Testing keywords
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:kw
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;=>:kw
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(:kw1 :kw2 :kw3)
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;=>(:kw1 :kw2 :kw3)
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;; Testing read of vectors
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[+ 1 2]
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;=>[+ 1 2]
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[[3 4]]
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;=>[[3 4]]
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[+ 1 [+ 2 3]]
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;=>[+ 1 [+ 2 3]]
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[ + 1 [+ 2 3 ] ]
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;=>[+ 1 [+ 2 3]]
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;; Testing read of hash maps
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{"abc" 1}
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;=>{"abc" 1}
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{"a" {"b" 2}}
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;=>{"a" {"b" 2}}
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{"a" {"b" {"c" 3}}}
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;=>{"a" {"b" {"c" 3}}}
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{ "a" {"b" { "cde" 3 } }}
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;=>{"a" {"b" {"cde" 3}}}
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{ :a {:b { :cde 3 } }}
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;=>{:a {:b {:cde 3}}}
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;; Testing read of comments
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;; whole line comment (not an exception)
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1 ; comment after expression
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;=>1
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1; comment after expression
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;=>1
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;; Testing read of ^/metadata
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^{"a" 1} [1 2 3]
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;=>(with-meta [1 2 3] {"a" 1})
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;; Testing read of @/deref
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@a
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;=>(deref a)
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