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corrections for octal escape sequences; allows "\0" alone; see #1547

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Relevant sections of the spec:
* http://es5.github.com/#C
* http://es5.github.com/#B.1.2
* http://es5.github.com/#x7.8.4
This commit is contained in:
Michael Ficarra
2012-04-20 18:29:40 -04:00
parent eabcb2c8b0
commit 46ff7705ee
3 changed files with 23 additions and 14 deletions
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33
test/strict.coffee
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@@ -18,9 +18,9 @@
# helper to assert that code complies with strict prohibitions
strict = (code, msg) ->
throws (-> CoffeeScript.compile code), null, msg
throws (-> CoffeeScript.compile code), null, msg ? code
strictOk = (code, msg) ->
doesNotThrow (-> CoffeeScript.compile code), msg
doesNotThrow (-> CoffeeScript.compile code), msg ? code
test "octal integer literals prohibited", ->
@@ -32,19 +32,28 @@ test "octal integer literals prohibited", ->
strictOk '`01`'
test "octal escape sequences prohibited", ->
strict '"\\0"'
strict '"\\1"'
strict '"\\7"'
strict '"\\000"'
strict '"\\001"'
strict '"\\777"'
strict '"_\\0"'
strict '"\\0_"'
strict '"_\\0_"'
strict '"\\08"'
strict '"\\\\\\0"'
strict '"_\\1"'
strict '"\\1_"'
strict '"_\\1_"'
strict '"\\\\\\1"'
strictOk '"\\0"'
eq "\x00", "\0"
strictOk '"\\08"'
eq "\x008", "\08"
strictOk '"\\0\\8"'
eq "\x008", "\0\8"
strictOk '"\\8"'
strictOk '"\\\\0"'
strictOk '"\\\\\\\\0"'
strictOk "`'\\0'`"
eq "8", "\8"
strictOk '"\\\\1"'
eq "\\" + "1", "\\1"
strictOk '"\\\\\\\\1"'
eq "\\\\" + "1", "\\\\1"
strictOk "`'\\1'`"
eq "\\" + "1", `"\\1"`
test "duplicate property definitions in object literals are prohibited", ->