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added the ability to print the parse tree

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This commit is contained in:
Jeremy Ashkenas
2010-02-11 23:11:05 -05:00
parent 950d1199c2
commit 7c01bba4f4
6 changed files with 92 additions and 10 deletions
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8
src/command_line.coffee
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@@ -18,6 +18,7 @@ SWITCHES: [
['-l', '--lint', 'pipe the compiled JavaScript through JSLint']
['-e', '--eval', 'compile a cli scriptlet or read from stdin']
['-t', '--tokens', 'print the tokens that the lexer produces']
[ '--tree', 'print the parse tree that Jison produces']
['-n', '--no-wrap', 'raw output, no function safety wrapper']
['-g', '--globals', 'attach all top-level variables as globals']
['-v', '--version', 'display CoffeeScript version']
@@ -62,9 +63,9 @@ exports.compile_scripts: ->
opts: @options
posix.cat(source).addCallback (code) ->
return puts coffee.tokenize(code).join(' ') if opts.tokens
js: coffee.compile code
return eval js if opts.run
return puts js if opts.print
return puts coffee.tree(code).toString() if opts.tree
return eval coffee.compile code if opts.run
return puts coffee.compile code if opts.print
exports.compile_scripts()
@@ -82,6 +83,7 @@ exports.parse_options: ->
oparser.add 'lint', -> opts.lint: true
oparser.add 'eval', -> opts.eval: true
oparser.add 'tokens', -> opts.tokens: true
oparser.add 'tree', -> opts.tree: true
oparser.add 'help', => @usage()
oparser.add 'version', => @version()