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8a19f60386
- Reorder README to have implementation list after "learning tool" bullet. - This also moves tests/ and libs/ into impls. It would be preferrable to have these directories at the top level. However, this causes difficulties with the wasm implementations which need pre-open directories and have trouble with paths starting with "../../". So in lieu of that, symlink those directories to the top-level. - Move the run_argv_test.sh script into the tests directory for general hygiene.
35 lines
518 B
Ruby
35 lines
518 B
Ruby
require_relative "mal_readline"
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require_relative "types"
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require_relative "reader"
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require_relative "printer"
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# read
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def READ(str)
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return read_str(str)
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end
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# eval
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def EVAL(ast, env)
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return ast
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end
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# print
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def PRINT(exp)
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return _pr_str(exp, true)
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end
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# repl
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def REP(str)
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return PRINT(EVAL(READ(str), {}))
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end
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# repl loop
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while line = _readline("user> ")
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begin
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puts REP(line)
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rescue Exception => e
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puts "Error: #{e}"
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puts "\t#{e.backtrace.join("\n\t")}"
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end
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end
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